xref: /freebsd/contrib/llvm-project/llvm/lib/Target/ARM/ARM.td (revision 1fd87a682ad7442327078e1eeb63edc4258f9815)
10b57cec5SDimitry Andric//===-- ARM.td - Describe the ARM Target Machine -----------*- tablegen -*-===//
20b57cec5SDimitry Andric//
30b57cec5SDimitry Andric// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
40b57cec5SDimitry Andric// See https://llvm.org/LICENSE.txt for license information.
50b57cec5SDimitry Andric// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
60b57cec5SDimitry Andric//
70b57cec5SDimitry Andric//===----------------------------------------------------------------------===//
80b57cec5SDimitry Andric//
90b57cec5SDimitry Andric//
100b57cec5SDimitry Andric//===----------------------------------------------------------------------===//
110b57cec5SDimitry Andric
120b57cec5SDimitry Andric//===----------------------------------------------------------------------===//
130b57cec5SDimitry Andric// Target-independent interfaces which we are implementing
140b57cec5SDimitry Andric//===----------------------------------------------------------------------===//
150b57cec5SDimitry Andric
160b57cec5SDimitry Andricinclude "llvm/Target/Target.td"
170b57cec5SDimitry Andric
180b57cec5SDimitry Andric//===----------------------------------------------------------------------===//
190b57cec5SDimitry Andric// ARM Subtarget state.
200b57cec5SDimitry Andric//
210b57cec5SDimitry Andric
220b57cec5SDimitry Andricdef ModeThumb             : SubtargetFeature<"thumb-mode", "InThumbMode",
230b57cec5SDimitry Andric                                             "true", "Thumb mode">;
240b57cec5SDimitry Andric
250b57cec5SDimitry Andricdef ModeSoftFloat         : SubtargetFeature<"soft-float","UseSoftFloat",
260b57cec5SDimitry Andric                                             "true", "Use software floating "
270b57cec5SDimitry Andric                                             "point features.">;
280b57cec5SDimitry Andric
290b57cec5SDimitry Andric
300b57cec5SDimitry Andric//===----------------------------------------------------------------------===//
310b57cec5SDimitry Andric// ARM Subtarget features.
320b57cec5SDimitry Andric//
330b57cec5SDimitry Andric
340b57cec5SDimitry Andric// Floating Point, HW Division and Neon Support
350b57cec5SDimitry Andric
360b57cec5SDimitry Andric// FP loads/stores/moves, shared between VFP and MVE (even in the integer-only
370b57cec5SDimitry Andric// version).
380b57cec5SDimitry Andricdef FeatureFPRegs         : SubtargetFeature<"fpregs", "HasFPRegs", "true",
390b57cec5SDimitry Andric                                             "Enable FP registers">;
400b57cec5SDimitry Andric
410b57cec5SDimitry Andric// 16-bit FP loads/stores/moves, shared between VFP (with the v8.2A FP16
420b57cec5SDimitry Andric// extension) and MVE (even in the integer-only version).
430b57cec5SDimitry Andricdef FeatureFPRegs16       : SubtargetFeature<"fpregs16", "HasFPRegs16", "true",
440b57cec5SDimitry Andric                                             "Enable 16-bit FP registers",
450b57cec5SDimitry Andric                                             [FeatureFPRegs]>;
460b57cec5SDimitry Andric
470b57cec5SDimitry Andricdef FeatureFPRegs64       : SubtargetFeature<"fpregs64", "HasFPRegs64", "true",
480b57cec5SDimitry Andric                                             "Enable 64-bit FP registers",
490b57cec5SDimitry Andric                                             [FeatureFPRegs]>;
500b57cec5SDimitry Andric
510b57cec5SDimitry Andricdef FeatureFP64           : SubtargetFeature<"fp64", "HasFP64", "true",
520b57cec5SDimitry Andric                                             "Floating point unit supports "
530b57cec5SDimitry Andric                                             "double precision",
540b57cec5SDimitry Andric                                             [FeatureFPRegs64]>;
550b57cec5SDimitry Andric
560b57cec5SDimitry Andricdef FeatureD32            : SubtargetFeature<"d32", "HasD32", "true",
570b57cec5SDimitry Andric                                             "Extend FP to 32 double registers">;
580b57cec5SDimitry Andric
590b57cec5SDimitry Andricmulticlass VFPver<string name, string query, string description,
600b57cec5SDimitry Andric                  list<SubtargetFeature> prev,
610b57cec5SDimitry Andric                  list<SubtargetFeature> otherimplies,
620b57cec5SDimitry Andric                  list<SubtargetFeature> vfp2prev = []> {
630b57cec5SDimitry Andric  def _D16_SP: SubtargetFeature<
640b57cec5SDimitry Andric    name#"d16sp", query#"D16SP", "true",
650b57cec5SDimitry Andric    description#" with only 16 d-registers and no double precision",
660b57cec5SDimitry Andric    !foreach(v, prev, !cast<SubtargetFeature>(v # "_D16_SP")) #
670b57cec5SDimitry Andric      !foreach(v, vfp2prev, !cast<SubtargetFeature>(v # "_SP")) #
680b57cec5SDimitry Andric      otherimplies>;
690b57cec5SDimitry Andric  def _SP: SubtargetFeature<
700b57cec5SDimitry Andric    name#"sp", query#"SP", "true",
710b57cec5SDimitry Andric    description#" with no double precision",
720b57cec5SDimitry Andric    !foreach(v, prev, !cast<SubtargetFeature>(v # "_SP")) #
730b57cec5SDimitry Andric      otherimplies # [FeatureD32, !cast<SubtargetFeature>(NAME # "_D16_SP")]>;
740b57cec5SDimitry Andric  def _D16: SubtargetFeature<
750b57cec5SDimitry Andric    name#"d16", query#"D16", "true",
760b57cec5SDimitry Andric    description#" with only 16 d-registers",
770b57cec5SDimitry Andric    !foreach(v, prev, !cast<SubtargetFeature>(v # "_D16")) #
780b57cec5SDimitry Andric      vfp2prev #
790b57cec5SDimitry Andric      otherimplies # [FeatureFP64, !cast<SubtargetFeature>(NAME # "_D16_SP")]>;
800b57cec5SDimitry Andric  def "": SubtargetFeature<
810b57cec5SDimitry Andric    name, query, "true", description,
820b57cec5SDimitry Andric    prev # otherimplies # [
830b57cec5SDimitry Andric        !cast<SubtargetFeature>(NAME # "_D16"),
840b57cec5SDimitry Andric        !cast<SubtargetFeature>(NAME # "_SP")]>;
850b57cec5SDimitry Andric}
860b57cec5SDimitry Andric
87c14a5a88SDimitry Andricdef FeatureVFP2_SP        : SubtargetFeature<"vfp2sp", "HasVFPv2SP", "true",
88c14a5a88SDimitry Andric                                             "Enable VFP2 instructions with "
89c14a5a88SDimitry Andric                                             "no double precision",
908bcb0991SDimitry Andric                                             [FeatureFPRegs]>;
918bcb0991SDimitry Andric
920b57cec5SDimitry Andricdef FeatureVFP2           : SubtargetFeature<"vfp2", "HasVFPv2", "true",
930b57cec5SDimitry Andric                                             "Enable VFP2 instructions",
948bcb0991SDimitry Andric                                             [FeatureFP64, FeatureVFP2_SP]>;
950b57cec5SDimitry Andric
960b57cec5SDimitry Andricdefm FeatureVFP3: VFPver<"vfp3", "HasVFPv3", "Enable VFP3 instructions",
970b57cec5SDimitry Andric                         [], [], [FeatureVFP2]>;
980b57cec5SDimitry Andric
990b57cec5SDimitry Andricdef FeatureNEON           : SubtargetFeature<"neon", "HasNEON", "true",
1000b57cec5SDimitry Andric                                             "Enable NEON instructions",
1010b57cec5SDimitry Andric                                             [FeatureVFP3]>;
1020b57cec5SDimitry Andric
1030b57cec5SDimitry Andricdef FeatureFP16           : SubtargetFeature<"fp16", "HasFP16", "true",
1040b57cec5SDimitry Andric                                             "Enable half-precision "
1050b57cec5SDimitry Andric                                             "floating point">;
1060b57cec5SDimitry Andric
1070b57cec5SDimitry Andricdefm FeatureVFP4: VFPver<"vfp4", "HasVFPv4", "Enable VFP4 instructions",
1080b57cec5SDimitry Andric                         [FeatureVFP3], [FeatureFP16]>;
1090b57cec5SDimitry Andric
1100b57cec5SDimitry Andricdefm FeatureFPARMv8: VFPver<"fp-armv8", "HasFPARMv8", "Enable ARMv8 FP",
1110b57cec5SDimitry Andric                         [FeatureVFP4], []>;
1120b57cec5SDimitry Andric
1130b57cec5SDimitry Andricdef FeatureFullFP16       : SubtargetFeature<"fullfp16", "HasFullFP16", "true",
1140b57cec5SDimitry Andric                                             "Enable full half-precision "
1150b57cec5SDimitry Andric                                             "floating point",
1160b57cec5SDimitry Andric                                             [FeatureFPARMv8_D16_SP, FeatureFPRegs16]>;
1170b57cec5SDimitry Andric
1180b57cec5SDimitry Andricdef FeatureFP16FML        : SubtargetFeature<"fp16fml", "HasFP16FML", "true",
1190b57cec5SDimitry Andric                                             "Enable full half-precision "
1200b57cec5SDimitry Andric                                             "floating point fml instructions",
1210b57cec5SDimitry Andric                                             [FeatureFullFP16]>;
1220b57cec5SDimitry Andric
1230b57cec5SDimitry Andricdef FeatureHWDivThumb     : SubtargetFeature<"hwdiv",
1240b57cec5SDimitry Andric                                             "HasHardwareDivideInThumb", "true",
1250b57cec5SDimitry Andric                                             "Enable divide instructions in Thumb">;
1260b57cec5SDimitry Andric
1270b57cec5SDimitry Andricdef FeatureHWDivARM       : SubtargetFeature<"hwdiv-arm",
1280b57cec5SDimitry Andric                                             "HasHardwareDivideInARM", "true",
1290b57cec5SDimitry Andric                                             "Enable divide instructions in ARM mode">;
1300b57cec5SDimitry Andric
1310b57cec5SDimitry Andric// Atomic Support
1320b57cec5SDimitry Andricdef FeatureDB             : SubtargetFeature<"db", "HasDataBarrier", "true",
1330b57cec5SDimitry Andric                                             "Has data barrier (dmb/dsb) instructions">;
1340b57cec5SDimitry Andric
1350b57cec5SDimitry Andricdef FeatureV7Clrex        : SubtargetFeature<"v7clrex", "HasV7Clrex", "true",
1360b57cec5SDimitry Andric                                             "Has v7 clrex instruction">;
1370b57cec5SDimitry Andric
1380b57cec5SDimitry Andricdef FeatureDFB  : SubtargetFeature<"dfb", "HasFullDataBarrier", "true",
1390b57cec5SDimitry Andric                                   "Has full data barrier (dfb) instruction">;
1400b57cec5SDimitry Andric
1410b57cec5SDimitry Andricdef FeatureAcquireRelease : SubtargetFeature<"acquire-release",
1420b57cec5SDimitry Andric                                             "HasAcquireRelease", "true",
1430b57cec5SDimitry Andric                                             "Has v8 acquire/release (lda/ldaex "
1440b57cec5SDimitry Andric                                             " etc) instructions">;
1450b57cec5SDimitry Andric
1460b57cec5SDimitry Andric
1470b57cec5SDimitry Andricdef FeatureSlowFPBrcc     : SubtargetFeature<"slow-fp-brcc", "SlowFPBrcc", "true",
1480b57cec5SDimitry Andric                                             "FP compare + branch is slow">;
1490b57cec5SDimitry Andric
1500b57cec5SDimitry Andricdef FeaturePerfMon        : SubtargetFeature<"perfmon", "HasPerfMon", "true",
1510b57cec5SDimitry Andric                                             "Enable support for Performance "
1520b57cec5SDimitry Andric                                             "Monitor extensions">;
1530b57cec5SDimitry Andric
1540b57cec5SDimitry Andric
1550b57cec5SDimitry Andric// TrustZone Security Extensions
1560b57cec5SDimitry Andricdef FeatureTrustZone      : SubtargetFeature<"trustzone", "HasTrustZone", "true",
1570b57cec5SDimitry Andric                                             "Enable support for TrustZone "
1580b57cec5SDimitry Andric                                             "security extensions">;
1590b57cec5SDimitry Andric
1600b57cec5SDimitry Andricdef Feature8MSecExt       : SubtargetFeature<"8msecext", "Has8MSecExt", "true",
1610b57cec5SDimitry Andric                                             "Enable support for ARMv8-M "
1620b57cec5SDimitry Andric                                             "Security Extensions">;
1630b57cec5SDimitry Andric
1640b57cec5SDimitry Andricdef FeatureSHA2           : SubtargetFeature<"sha2", "HasSHA2", "true",
1650b57cec5SDimitry Andric                                             "Enable SHA1 and SHA256 support", [FeatureNEON]>;
1660b57cec5SDimitry Andric
1670b57cec5SDimitry Andricdef FeatureAES            : SubtargetFeature<"aes", "HasAES", "true",
1680b57cec5SDimitry Andric                                             "Enable AES support", [FeatureNEON]>;
1690b57cec5SDimitry Andric
1700b57cec5SDimitry Andricdef FeatureCrypto         : SubtargetFeature<"crypto", "HasCrypto", "true",
1710b57cec5SDimitry Andric                                             "Enable support for "
1720b57cec5SDimitry Andric                                             "Cryptography extensions",
1730b57cec5SDimitry Andric                                             [FeatureNEON, FeatureSHA2, FeatureAES]>;
1740b57cec5SDimitry Andric
1750b57cec5SDimitry Andricdef FeatureCRC            : SubtargetFeature<"crc", "HasCRC", "true",
1760b57cec5SDimitry Andric                                             "Enable support for CRC instructions">;
1770b57cec5SDimitry Andric
1780b57cec5SDimitry Andricdef FeatureDotProd        : SubtargetFeature<"dotprod", "HasDotProd", "true",
1790b57cec5SDimitry Andric                                             "Enable support for dot product instructions",
1800b57cec5SDimitry Andric                                             [FeatureNEON]>;
1810b57cec5SDimitry Andric
1820b57cec5SDimitry Andric// Not to be confused with FeatureHasRetAddrStack (return address stack)
1830b57cec5SDimitry Andricdef FeatureRAS            : SubtargetFeature<"ras", "HasRAS", "true",
1840b57cec5SDimitry Andric                                             "Enable Reliability, Availability "
1850b57cec5SDimitry Andric                                             "and Serviceability extensions">;
1860b57cec5SDimitry Andric
1870b57cec5SDimitry Andric// Fast computation of non-negative address offsets
1880b57cec5SDimitry Andricdef FeatureFPAO           : SubtargetFeature<"fpao", "HasFPAO", "true",
1890b57cec5SDimitry Andric                                             "Enable fast computation of "
1900b57cec5SDimitry Andric                                             "positive address offsets">;
1910b57cec5SDimitry Andric
1920b57cec5SDimitry Andric// Fast execution of AES crypto operations
1930b57cec5SDimitry Andricdef FeatureFuseAES        : SubtargetFeature<"fuse-aes", "HasFuseAES", "true",
1940b57cec5SDimitry Andric                                             "CPU fuses AES crypto operations">;
1950b57cec5SDimitry Andric
1960b57cec5SDimitry Andric// Fast execution of bottom and top halves of literal generation
1970b57cec5SDimitry Andricdef FeatureFuseLiterals   : SubtargetFeature<"fuse-literals", "HasFuseLiterals", "true",
1980b57cec5SDimitry Andric                                             "CPU fuses literal generation operations">;
1990b57cec5SDimitry Andric
2000b57cec5SDimitry Andric// The way of reading thread pointer
2010b57cec5SDimitry Andricdef FeatureReadTp :  SubtargetFeature<"read-tp-hard", "ReadTPHard", "true",
2020b57cec5SDimitry Andric                                      "Reading thread pointer from register">;
2030b57cec5SDimitry Andric
2040b57cec5SDimitry Andric// Cyclone can zero VFP registers in 0 cycles.
2050b57cec5SDimitry Andricdef FeatureZCZeroing      : SubtargetFeature<"zcz", "HasZeroCycleZeroing", "true",
2060b57cec5SDimitry Andric                                             "Has zero-cycle zeroing instructions">;
2070b57cec5SDimitry Andric
2080b57cec5SDimitry Andric// Whether it is profitable to unpredicate certain instructions during if-conversion
2090b57cec5SDimitry Andricdef FeatureProfUnpredicate : SubtargetFeature<"prof-unpr",
2100b57cec5SDimitry Andric                                              "IsProfitableToUnpredicate", "true",
2110b57cec5SDimitry Andric                                              "Is profitable to unpredicate">;
2120b57cec5SDimitry Andric
2130b57cec5SDimitry Andric// Some targets (e.g. Swift) have microcoded VGETLNi32.
2140b57cec5SDimitry Andricdef FeatureSlowVGETLNi32  : SubtargetFeature<"slow-vgetlni32",
2150b57cec5SDimitry Andric                                             "HasSlowVGETLNi32", "true",
2160b57cec5SDimitry Andric                                             "Has slow VGETLNi32 - prefer VMOV">;
2170b57cec5SDimitry Andric
2180b57cec5SDimitry Andric// Some targets (e.g. Swift) have microcoded VDUP32.
2190b57cec5SDimitry Andricdef FeatureSlowVDUP32     : SubtargetFeature<"slow-vdup32", "HasSlowVDUP32",
2200b57cec5SDimitry Andric                                             "true",
2210b57cec5SDimitry Andric                                             "Has slow VDUP32 - prefer VMOV">;
2220b57cec5SDimitry Andric
2230b57cec5SDimitry Andric// Some targets (e.g. Cortex-A9) prefer VMOVSR to VMOVDRR even when using NEON
2240b57cec5SDimitry Andric// for scalar FP, as this allows more effective execution domain optimization.
2250b57cec5SDimitry Andricdef FeaturePreferVMOVSR   : SubtargetFeature<"prefer-vmovsr", "PreferVMOVSR",
2260b57cec5SDimitry Andric                                             "true", "Prefer VMOVSR">;
2270b57cec5SDimitry Andric
2280b57cec5SDimitry Andric// Swift has ISHST barriers compatible with Atomic Release semantics but weaker
2290b57cec5SDimitry Andric// than ISH
2300b57cec5SDimitry Andricdef FeaturePrefISHSTBarrier : SubtargetFeature<"prefer-ishst", "PreferISHST",
2310b57cec5SDimitry Andric                                               "true", "Prefer ISHST barriers">;
2320b57cec5SDimitry Andric
2330b57cec5SDimitry Andric// Some targets (e.g. Cortex-A9) have muxed AGU and NEON/FPU.
2340b57cec5SDimitry Andricdef FeatureMuxedUnits     : SubtargetFeature<"muxed-units", "HasMuxedUnits",
2350b57cec5SDimitry Andric                                             "true",
2360b57cec5SDimitry Andric                                             "Has muxed AGU and NEON/FPU">;
2370b57cec5SDimitry Andric
2380b57cec5SDimitry Andric// Whether VLDM/VSTM starting with odd register number need more microops
2390b57cec5SDimitry Andric// than single VLDRS
2400b57cec5SDimitry Andricdef FeatureSlowOddRegister : SubtargetFeature<"slow-odd-reg", "SlowOddRegister",
2410b57cec5SDimitry Andric                                              "true", "VLDM/VSTM starting "
2420b57cec5SDimitry Andric                                              "with an odd register is slow">;
2430b57cec5SDimitry Andric
2440b57cec5SDimitry Andric// Some targets have a renaming dependency when loading into D subregisters.
2450b57cec5SDimitry Andricdef FeatureSlowLoadDSubreg : SubtargetFeature<"slow-load-D-subreg",
2460b57cec5SDimitry Andric                                              "SlowLoadDSubregister", "true",
2470b57cec5SDimitry Andric                                              "Loading into D subregs is slow">;
2480b57cec5SDimitry Andric
2490b57cec5SDimitry Andricdef FeatureUseWideStrideVFP : SubtargetFeature<"wide-stride-vfp",
2500b57cec5SDimitry Andric                                               "UseWideStrideVFP", "true",
2510b57cec5SDimitry Andric                                               "Use a wide stride when allocating VFP registers">;
2520b57cec5SDimitry Andric
2530b57cec5SDimitry Andric// Some targets (e.g. Cortex-A15) never want VMOVS to be widened to VMOVD.
2540b57cec5SDimitry Andricdef FeatureDontWidenVMOVS : SubtargetFeature<"dont-widen-vmovs",
2550b57cec5SDimitry Andric                                             "DontWidenVMOVS", "true",
2560b57cec5SDimitry Andric                                             "Don't widen VMOVS to VMOVD">;
2570b57cec5SDimitry Andric
2580b57cec5SDimitry Andric// Some targets (e.g. Cortex-A15) prefer to avoid mixing operations on different
2590b57cec5SDimitry Andric// VFP register widths.
2600b57cec5SDimitry Andricdef FeatureSplatVFPToNeon : SubtargetFeature<"splat-vfp-neon",
2610b57cec5SDimitry Andric                                             "SplatVFPToNeon", "true",
2620b57cec5SDimitry Andric                                             "Splat register from VFP to NEON",
2630b57cec5SDimitry Andric                                             [FeatureDontWidenVMOVS]>;
2640b57cec5SDimitry Andric
2650b57cec5SDimitry Andric// Whether or not it is profitable to expand VFP/NEON MLA/MLS instructions.
2660b57cec5SDimitry Andricdef FeatureExpandMLx      : SubtargetFeature<"expand-fp-mlx",
2670b57cec5SDimitry Andric                                             "ExpandMLx", "true",
2680b57cec5SDimitry Andric                                             "Expand VFP/NEON MLA/MLS instructions">;
2690b57cec5SDimitry Andric
2700b57cec5SDimitry Andric// Some targets have special RAW hazards for VFP/NEON VMLA/VMLS.
2710b57cec5SDimitry Andricdef FeatureHasVMLxHazards : SubtargetFeature<"vmlx-hazards", "HasVMLxHazards",
2720b57cec5SDimitry Andric                                             "true", "Has VMLx hazards">;
2730b57cec5SDimitry Andric
2740b57cec5SDimitry Andric// Some targets (e.g. Cortex-A9) want to convert VMOVRS, VMOVSR and VMOVS from
2750b57cec5SDimitry Andric// VFP to NEON, as an execution domain optimization.
2760b57cec5SDimitry Andricdef FeatureNEONForFPMovs  : SubtargetFeature<"neon-fpmovs",
2770b57cec5SDimitry Andric                                             "UseNEONForFPMovs", "true",
2780b57cec5SDimitry Andric                                             "Convert VMOVSR, VMOVRS, "
2790b57cec5SDimitry Andric                                             "VMOVS to NEON">;
2800b57cec5SDimitry Andric
2810b57cec5SDimitry Andric// Some processors benefit from using NEON instructions for scalar
2820b57cec5SDimitry Andric// single-precision FP operations. This affects instruction selection and should
2830b57cec5SDimitry Andric// only be enabled if the handling of denormals is not important.
2840b57cec5SDimitry Andricdef FeatureNEONForFP      : SubtargetFeature<"neonfp",
2850b57cec5SDimitry Andric                                             "UseNEONForSinglePrecisionFP",
2860b57cec5SDimitry Andric                                             "true",
2870b57cec5SDimitry Andric                                             "Use NEON for single precision FP">;
2880b57cec5SDimitry Andric
2890b57cec5SDimitry Andric// On some processors, VLDn instructions that access unaligned data take one
2900b57cec5SDimitry Andric// extra cycle. Take that into account when computing operand latencies.
2910b57cec5SDimitry Andricdef FeatureCheckVLDnAlign : SubtargetFeature<"vldn-align", "CheckVLDnAlign",
2920b57cec5SDimitry Andric                                             "true",
2930b57cec5SDimitry Andric                                             "Check for VLDn unaligned access">;
2940b57cec5SDimitry Andric
2950b57cec5SDimitry Andric// Some processors have a nonpipelined VFP coprocessor.
2960b57cec5SDimitry Andricdef FeatureNonpipelinedVFP : SubtargetFeature<"nonpipelined-vfp",
2970b57cec5SDimitry Andric                                              "NonpipelinedVFP", "true",
2980b57cec5SDimitry Andric                                              "VFP instructions are not pipelined">;
2990b57cec5SDimitry Andric
3000b57cec5SDimitry Andric// Some processors have FP multiply-accumulate instructions that don't
3010b57cec5SDimitry Andric// play nicely with other VFP / NEON instructions, and it's generally better
3020b57cec5SDimitry Andric// to just not use them.
3030b57cec5SDimitry Andricdef FeatureHasSlowFPVMLx  : SubtargetFeature<"slowfpvmlx", "SlowFPVMLx", "true",
3040b57cec5SDimitry Andric                                             "Disable VFP / NEON MAC instructions">;
3050b57cec5SDimitry Andric
306480093f4SDimitry Andric// VFPv4 added VFMA instructions that can similar be fast or slow.
307480093f4SDimitry Andricdef FeatureHasSlowFPVFMx  : SubtargetFeature<"slowfpvfmx", "SlowFPVFMx", "true",
308480093f4SDimitry Andric                                             "Disable VFP / NEON FMA instructions">;
309480093f4SDimitry Andric
3100b57cec5SDimitry Andric// Cortex-A8 / A9 Advanced SIMD has multiplier accumulator forwarding.
3110b57cec5SDimitry Andricdef FeatureVMLxForwarding : SubtargetFeature<"vmlx-forwarding",
3120b57cec5SDimitry Andric                                             "HasVMLxForwarding", "true",
3130b57cec5SDimitry Andric                                             "Has multiplier accumulator forwarding">;
3140b57cec5SDimitry Andric
3150b57cec5SDimitry Andric// Disable 32-bit to 16-bit narrowing for experimentation.
3160b57cec5SDimitry Andricdef FeaturePref32BitThumb : SubtargetFeature<"32bit", "Pref32BitThumb", "true",
3170b57cec5SDimitry Andric                                             "Prefer 32-bit Thumb instrs">;
3180b57cec5SDimitry Andric
3198bcb0991SDimitry Andricdef FeaturePrefLoopAlign32 : SubtargetFeature<"loop-align", "PrefLoopLogAlignment","2",
3200b57cec5SDimitry Andric                                              "Prefer 32-bit alignment for loops">;
3210b57cec5SDimitry Andric
3228bcb0991SDimitry Andricdef FeatureMVEVectorCostFactor1 : SubtargetFeature<"mve1beat", "MVEVectorCostFactor", "1",
3238bcb0991SDimitry Andric                        "Model MVE instructions as a 1 beat per tick architecture">;
3248bcb0991SDimitry Andric
3258bcb0991SDimitry Andricdef FeatureMVEVectorCostFactor2 : SubtargetFeature<"mve2beat", "MVEVectorCostFactor", "2",
3268bcb0991SDimitry Andric                        "Model MVE instructions as a 2 beats per tick architecture">;
3278bcb0991SDimitry Andric
3288bcb0991SDimitry Andricdef FeatureMVEVectorCostFactor4 : SubtargetFeature<"mve4beat", "MVEVectorCostFactor", "4",
3298bcb0991SDimitry Andric                        "Model MVE instructions as a 4 beats per tick architecture">;
3308bcb0991SDimitry Andric
3310b57cec5SDimitry Andric/// Some instructions update CPSR partially, which can add false dependency for
3320b57cec5SDimitry Andric/// out-of-order implementation, e.g. Cortex-A9, unless each individual bit is
3330b57cec5SDimitry Andric/// mapped to a separate physical register. Avoid partial CPSR update for these
3340b57cec5SDimitry Andric/// processors.
3350b57cec5SDimitry Andricdef FeatureAvoidPartialCPSR : SubtargetFeature<"avoid-partial-cpsr",
3360b57cec5SDimitry Andric                                               "AvoidCPSRPartialUpdate", "true",
3370b57cec5SDimitry Andric                                 "Avoid CPSR partial update for OOO execution">;
3380b57cec5SDimitry Andric
3390b57cec5SDimitry Andric/// Disable +1 predication cost for instructions updating CPSR.
3400b57cec5SDimitry Andric/// Enabled for Cortex-A57.
3410b57cec5SDimitry Andricdef FeatureCheapPredicableCPSR : SubtargetFeature<"cheap-predicable-cpsr",
3420b57cec5SDimitry Andric                                                  "CheapPredicableCPSRDef",
3430b57cec5SDimitry Andric                                                  "true",
3440b57cec5SDimitry Andric                  "Disable +1 predication cost for instructions updating CPSR">;
3450b57cec5SDimitry Andric
3460b57cec5SDimitry Andricdef FeatureAvoidMOVsShOp  : SubtargetFeature<"avoid-movs-shop",
3470b57cec5SDimitry Andric                                             "AvoidMOVsShifterOperand", "true",
3480b57cec5SDimitry Andric                                             "Avoid movs instructions with "
3490b57cec5SDimitry Andric                                             "shifter operand">;
3500b57cec5SDimitry Andric
3510b57cec5SDimitry Andric// Some processors perform return stack prediction. CodeGen should avoid issue
3520b57cec5SDimitry Andric// "normal" call instructions to callees which do not return.
3530b57cec5SDimitry Andricdef FeatureHasRetAddrStack : SubtargetFeature<"ret-addr-stack",
3540b57cec5SDimitry Andric                                              "HasRetAddrStack", "true",
3550b57cec5SDimitry Andric                                              "Has return address stack">;
3560b57cec5SDimitry Andric
3570b57cec5SDimitry Andric// Some processors have no branch predictor, which changes the expected cost of
3580b57cec5SDimitry Andric// taking a branch which affects the choice of whether to use predicated
3590b57cec5SDimitry Andric// instructions.
3600b57cec5SDimitry Andricdef FeatureHasNoBranchPredictor : SubtargetFeature<"no-branch-predictor",
3610b57cec5SDimitry Andric                                                   "HasBranchPredictor", "false",
3620b57cec5SDimitry Andric                                                   "Has no branch predictor">;
3630b57cec5SDimitry Andric
3640b57cec5SDimitry Andric/// DSP extension.
3650b57cec5SDimitry Andricdef FeatureDSP            : SubtargetFeature<"dsp", "HasDSP", "true",
3660b57cec5SDimitry Andric                                             "Supports DSP instructions in "
3670b57cec5SDimitry Andric                                             "ARM and/or Thumb2">;
3680b57cec5SDimitry Andric
3690b57cec5SDimitry Andric// Multiprocessing extension.
3700b57cec5SDimitry Andricdef FeatureMP             : SubtargetFeature<"mp", "HasMPExtension", "true",
3710b57cec5SDimitry Andric                                        "Supports Multiprocessing extension">;
3720b57cec5SDimitry Andric
3730b57cec5SDimitry Andric// Virtualization extension - requires HW divide (ARMv7-AR ARMARM - 4.4.8).
3740b57cec5SDimitry Andricdef FeatureVirtualization : SubtargetFeature<"virtualization",
3750b57cec5SDimitry Andric                                             "HasVirtualization", "true",
3760b57cec5SDimitry Andric                                             "Supports Virtualization extension",
3770b57cec5SDimitry Andric                                             [FeatureHWDivThumb, FeatureHWDivARM]>;
3780b57cec5SDimitry Andric
3790b57cec5SDimitry Andric// Special TRAP encoding for NaCl, which looks like a TRAP in Thumb too.
3800b57cec5SDimitry Andric// See ARMInstrInfo.td for details.
3810b57cec5SDimitry Andricdef FeatureNaClTrap       : SubtargetFeature<"nacl-trap", "UseNaClTrap", "true",
3820b57cec5SDimitry Andric                                             "NaCl trap">;
3830b57cec5SDimitry Andric
3840b57cec5SDimitry Andricdef FeatureStrictAlign    : SubtargetFeature<"strict-align",
3850b57cec5SDimitry Andric                                             "StrictAlign", "true",
3860b57cec5SDimitry Andric                                             "Disallow all unaligned memory "
3870b57cec5SDimitry Andric                                             "access">;
3880b57cec5SDimitry Andric
3890b57cec5SDimitry Andricdef FeatureLongCalls      : SubtargetFeature<"long-calls", "GenLongCalls", "true",
3900b57cec5SDimitry Andric                                             "Generate calls via indirect call "
3910b57cec5SDimitry Andric                                             "instructions">;
3920b57cec5SDimitry Andric
3930b57cec5SDimitry Andricdef FeatureExecuteOnly    : SubtargetFeature<"execute-only",
3940b57cec5SDimitry Andric                                             "GenExecuteOnly", "true",
3950b57cec5SDimitry Andric                                             "Enable the generation of "
3960b57cec5SDimitry Andric                                             "execute only code.">;
3970b57cec5SDimitry Andric
3980b57cec5SDimitry Andricdef FeatureReserveR9      : SubtargetFeature<"reserve-r9", "ReserveR9", "true",
3990b57cec5SDimitry Andric                                             "Reserve R9, making it unavailable"
4000b57cec5SDimitry Andric                                             " as GPR">;
4010b57cec5SDimitry Andric
4020b57cec5SDimitry Andricdef FeatureNoMovt         : SubtargetFeature<"no-movt", "NoMovt", "true",
4030b57cec5SDimitry Andric                                             "Don't use movt/movw pairs for "
4040b57cec5SDimitry Andric                                             "32-bit imms">;
4050b57cec5SDimitry Andric
4060b57cec5SDimitry Andricdef FeatureNoNegativeImmediates
4070b57cec5SDimitry Andric                          : SubtargetFeature<"no-neg-immediates",
4080b57cec5SDimitry Andric                                             "NegativeImmediates", "false",
4090b57cec5SDimitry Andric                                             "Convert immediates and instructions "
4100b57cec5SDimitry Andric                                             "to their negated or complemented "
4110b57cec5SDimitry Andric                                             "equivalent when the immediate does "
4120b57cec5SDimitry Andric                                             "not fit in the encoding.">;
4130b57cec5SDimitry Andric
4140b57cec5SDimitry Andric// Use the MachineScheduler for instruction scheduling for the subtarget.
4150b57cec5SDimitry Andricdef FeatureUseMISched: SubtargetFeature<"use-misched", "UseMISched", "true",
4160b57cec5SDimitry Andric                                        "Use the MachineScheduler">;
4170b57cec5SDimitry Andric
4180b57cec5SDimitry Andricdef FeatureNoPostRASched : SubtargetFeature<"disable-postra-scheduler",
4190b57cec5SDimitry Andric    "DisablePostRAScheduler", "true",
4200b57cec5SDimitry Andric    "Don't schedule again after register allocation">;
4210b57cec5SDimitry Andric
4220b57cec5SDimitry Andric// Armv8.5-A extensions
4230b57cec5SDimitry Andric
4240b57cec5SDimitry Andricdef FeatureSB       : SubtargetFeature<"sb", "HasSB", "true",
4250b57cec5SDimitry Andric  "Enable v8.5a Speculation Barrier" >;
4260b57cec5SDimitry Andric
4275ffd83dbSDimitry Andric// Armv8.6-A extensions
4285ffd83dbSDimitry Andricdef FeatureBF16     : SubtargetFeature<"bf16", "HasBF16", "true",
4295ffd83dbSDimitry Andric  "Enable support for BFloat16 instructions",  [FeatureNEON]>;
4305ffd83dbSDimitry Andric
4315ffd83dbSDimitry Andricdef FeatureMatMulInt8 : SubtargetFeature<"i8mm", "HasMatMulInt8",
4325ffd83dbSDimitry Andric    "true", "Enable Matrix Multiply Int8 Extension", [FeatureNEON]>;
4335ffd83dbSDimitry Andric
4340b57cec5SDimitry Andric// Armv8.1-M extensions
4350b57cec5SDimitry Andric
4360b57cec5SDimitry Andricdef FeatureLOB            : SubtargetFeature<"lob", "HasLOB", "true",
4370b57cec5SDimitry Andric                                             "Enable Low Overhead Branch "
4380b57cec5SDimitry Andric                                             "extensions">;
4390b57cec5SDimitry Andric
440349cc55cSDimitry Andricdef FeatureFixCMSE_CVE_2021_35465 : SubtargetFeature<"fix-cmse-cve-2021-35465",
441349cc55cSDimitry Andric                                        "FixCMSE_CVE_2021_35465", "true",
442349cc55cSDimitry Andric                                        "Mitigate against the cve-2021-35465 "
443349cc55cSDimitry Andric                                        "security vulnurability">;
444349cc55cSDimitry Andric
4454824e7fdSDimitry Andricdef FeaturePACBTI         : SubtargetFeature<"pacbti", "HasPACBTI", "true",
4464824e7fdSDimitry Andric                                             "Enable Pointer Authentication and Branch "
4474824e7fdSDimitry Andric                                             "Target Identification">;
4484824e7fdSDimitry Andric
4490eae32dcSDimitry Andricdef FeatureNoBTIAtReturnTwice : SubtargetFeature<"no-bti-at-return-twice",
4500eae32dcSDimitry Andric                                                 "NoBTIAtReturnTwice", "true",
4510eae32dcSDimitry Andric                                                 "Don't place a BTI instruction "
4520eae32dcSDimitry Andric                                                 "after a return-twice">;
4530eae32dcSDimitry Andric
4540b57cec5SDimitry Andric//===----------------------------------------------------------------------===//
4550b57cec5SDimitry Andric// ARM architecture class
4560b57cec5SDimitry Andric//
4570b57cec5SDimitry Andric
4580b57cec5SDimitry Andric// A-series ISA
4590b57cec5SDimitry Andricdef FeatureAClass : SubtargetFeature<"aclass", "ARMProcClass", "AClass",
4600b57cec5SDimitry Andric                                     "Is application profile ('A' series)">;
4610b57cec5SDimitry Andric
4620b57cec5SDimitry Andric// R-series ISA
4630b57cec5SDimitry Andricdef FeatureRClass : SubtargetFeature<"rclass", "ARMProcClass", "RClass",
4640b57cec5SDimitry Andric                                     "Is realtime profile ('R' series)">;
4650b57cec5SDimitry Andric
4660b57cec5SDimitry Andric// M-series ISA
4670b57cec5SDimitry Andricdef FeatureMClass : SubtargetFeature<"mclass", "ARMProcClass", "MClass",
4680b57cec5SDimitry Andric                                     "Is microcontroller profile ('M' series)">;
4690b57cec5SDimitry Andric
4700b57cec5SDimitry Andric
4710b57cec5SDimitry Andricdef FeatureThumb2 : SubtargetFeature<"thumb2", "HasThumb2", "true",
4720b57cec5SDimitry Andric                                     "Enable Thumb2 instructions">;
4730b57cec5SDimitry Andric
4740b57cec5SDimitry Andricdef FeatureNoARM  : SubtargetFeature<"noarm", "NoARM", "true",
4750b57cec5SDimitry Andric                                     "Does not support ARM mode execution">;
4760b57cec5SDimitry Andric
4770b57cec5SDimitry Andric//===----------------------------------------------------------------------===//
4780b57cec5SDimitry Andric// ARM ISAa.
4790b57cec5SDimitry Andric//
4800b57cec5SDimitry Andric
4810b57cec5SDimitry Andricdef HasV4TOps   : SubtargetFeature<"v4t", "HasV4TOps", "true",
4820b57cec5SDimitry Andric                                   "Support ARM v4T instructions">;
4830b57cec5SDimitry Andric
4840b57cec5SDimitry Andricdef HasV5TOps   : SubtargetFeature<"v5t", "HasV5TOps", "true",
4850b57cec5SDimitry Andric                                   "Support ARM v5T instructions",
4860b57cec5SDimitry Andric                                   [HasV4TOps]>;
4870b57cec5SDimitry Andric
4880b57cec5SDimitry Andricdef HasV5TEOps  : SubtargetFeature<"v5te", "HasV5TEOps", "true",
4890b57cec5SDimitry Andric                                   "Support ARM v5TE, v5TEj, and "
4900b57cec5SDimitry Andric                                   "v5TExp instructions",
4910b57cec5SDimitry Andric                                   [HasV5TOps]>;
4920b57cec5SDimitry Andric
4930b57cec5SDimitry Andricdef HasV6Ops    : SubtargetFeature<"v6", "HasV6Ops", "true",
4940b57cec5SDimitry Andric                                   "Support ARM v6 instructions",
4950b57cec5SDimitry Andric                                   [HasV5TEOps]>;
4960b57cec5SDimitry Andric
4970b57cec5SDimitry Andricdef HasV6MOps   : SubtargetFeature<"v6m", "HasV6MOps", "true",
4980b57cec5SDimitry Andric                                   "Support ARM v6M instructions",
4990b57cec5SDimitry Andric                                   [HasV6Ops]>;
5000b57cec5SDimitry Andric
5010b57cec5SDimitry Andricdef HasV8MBaselineOps : SubtargetFeature<"v8m", "HasV8MBaselineOps", "true",
5020b57cec5SDimitry Andric                                         "Support ARM v8M Baseline instructions",
5030b57cec5SDimitry Andric                                         [HasV6MOps]>;
5040b57cec5SDimitry Andric
5050b57cec5SDimitry Andricdef HasV6KOps   : SubtargetFeature<"v6k", "HasV6KOps", "true",
5060b57cec5SDimitry Andric                                   "Support ARM v6k instructions",
5070b57cec5SDimitry Andric                                   [HasV6Ops]>;
5080b57cec5SDimitry Andric
5090b57cec5SDimitry Andricdef HasV6T2Ops  : SubtargetFeature<"v6t2", "HasV6T2Ops", "true",
5100b57cec5SDimitry Andric                                   "Support ARM v6t2 instructions",
5110b57cec5SDimitry Andric                                   [HasV8MBaselineOps, HasV6KOps, FeatureThumb2]>;
5120b57cec5SDimitry Andric
5130b57cec5SDimitry Andricdef HasV7Ops    : SubtargetFeature<"v7", "HasV7Ops", "true",
5140b57cec5SDimitry Andric                                   "Support ARM v7 instructions",
51504eeddc0SDimitry Andric                                   [HasV6T2Ops, FeatureV7Clrex]>;
5160b57cec5SDimitry Andric
5170b57cec5SDimitry Andricdef HasV8MMainlineOps :
5180b57cec5SDimitry Andric                  SubtargetFeature<"v8m.main", "HasV8MMainlineOps", "true",
5190b57cec5SDimitry Andric                                   "Support ARM v8M Mainline instructions",
5200b57cec5SDimitry Andric                                   [HasV7Ops]>;
5210b57cec5SDimitry Andric
5220b57cec5SDimitry Andricdef HasV8Ops    : SubtargetFeature<"v8", "HasV8Ops", "true",
5230b57cec5SDimitry Andric                                   "Support ARM v8 instructions",
52404eeddc0SDimitry Andric                                   [HasV7Ops, FeaturePerfMon, FeatureAcquireRelease]>;
5250b57cec5SDimitry Andric
5260b57cec5SDimitry Andricdef HasV8_1aOps : SubtargetFeature<"v8.1a", "HasV8_1aOps", "true",
5270b57cec5SDimitry Andric                                   "Support ARM v8.1a instructions",
5280b57cec5SDimitry Andric                                   [HasV8Ops]>;
5290b57cec5SDimitry Andric
5300b57cec5SDimitry Andricdef HasV8_2aOps : SubtargetFeature<"v8.2a", "HasV8_2aOps", "true",
5310b57cec5SDimitry Andric                                   "Support ARM v8.2a instructions",
5320b57cec5SDimitry Andric                                   [HasV8_1aOps]>;
5330b57cec5SDimitry Andric
5340b57cec5SDimitry Andricdef HasV8_3aOps   : SubtargetFeature<"v8.3a", "HasV8_3aOps", "true",
5350b57cec5SDimitry Andric                                   "Support ARM v8.3a instructions",
5360b57cec5SDimitry Andric                                   [HasV8_2aOps]>;
5370b57cec5SDimitry Andric
5380b57cec5SDimitry Andricdef HasV8_4aOps   : SubtargetFeature<"v8.4a", "HasV8_4aOps", "true",
5390b57cec5SDimitry Andric                                   "Support ARM v8.4a instructions",
5400b57cec5SDimitry Andric                                   [HasV8_3aOps, FeatureDotProd]>;
5410b57cec5SDimitry Andric
5420b57cec5SDimitry Andricdef HasV8_5aOps   : SubtargetFeature<"v8.5a", "HasV8_5aOps", "true",
5430b57cec5SDimitry Andric                                   "Support ARM v8.5a instructions",
5440b57cec5SDimitry Andric                                   [HasV8_4aOps, FeatureSB]>;
5450b57cec5SDimitry Andric
5465ffd83dbSDimitry Andricdef HasV8_6aOps   : SubtargetFeature<"v8.6a", "HasV8_6aOps", "true",
5475ffd83dbSDimitry Andric                                   "Support ARM v8.6a instructions",
5485ffd83dbSDimitry Andric                                   [HasV8_5aOps, FeatureBF16,
5495ffd83dbSDimitry Andric                                    FeatureMatMulInt8]>;
5505ffd83dbSDimitry Andric
551e8d8bef9SDimitry Andricdef HasV8_7aOps   : SubtargetFeature<"v8.7a", "HasV8_7aOps", "true",
552e8d8bef9SDimitry Andric                                   "Support ARM v8.7a instructions",
553e8d8bef9SDimitry Andric                                   [HasV8_6aOps]>;
554e8d8bef9SDimitry Andric
55504eeddc0SDimitry Andricdef HasV8_8aOps   : SubtargetFeature<"v8.8a", "HasV8_8aOps", "true",
55604eeddc0SDimitry Andric                                   "Support ARM v8.8a instructions",
55704eeddc0SDimitry Andric                                   [HasV8_7aOps]>;
55804eeddc0SDimitry Andric
559349cc55cSDimitry Andricdef HasV9_0aOps   : SubtargetFeature<"v9a", "HasV9_0aOps", "true",
560349cc55cSDimitry Andric                                   "Support ARM v9a instructions",
561349cc55cSDimitry Andric                                   [HasV8_5aOps]>;
562349cc55cSDimitry Andric
563349cc55cSDimitry Andricdef HasV9_1aOps   : SubtargetFeature<"v9.1a", "HasV9_1aOps", "true",
564349cc55cSDimitry Andric                                   "Support ARM v9.1a instructions",
565349cc55cSDimitry Andric                                   [HasV8_6aOps, HasV9_0aOps]>;
566349cc55cSDimitry Andric
567349cc55cSDimitry Andricdef HasV9_2aOps   : SubtargetFeature<"v9.2a", "HasV9_2aOps", "true",
568349cc55cSDimitry Andric                                   "Support ARM v9.2a instructions",
569349cc55cSDimitry Andric                                   [HasV8_7aOps, HasV9_1aOps]>;
570349cc55cSDimitry Andric
57104eeddc0SDimitry Andricdef HasV9_3aOps   : SubtargetFeature<"v9.3a", "HasV9_3aOps", "true",
57204eeddc0SDimitry Andric                                   "Support ARM v9.3a instructions",
57304eeddc0SDimitry Andric                                   [HasV8_8aOps, HasV9_2aOps]>;
57404eeddc0SDimitry Andric
5750b57cec5SDimitry Andricdef HasV8_1MMainlineOps : SubtargetFeature<
5760b57cec5SDimitry Andric               "v8.1m.main", "HasV8_1MMainlineOps", "true",
5770b57cec5SDimitry Andric               "Support ARM v8-1M Mainline instructions",
5780b57cec5SDimitry Andric               [HasV8MMainlineOps]>;
5790b57cec5SDimitry Andricdef HasMVEIntegerOps : SubtargetFeature<
5800b57cec5SDimitry Andric               "mve", "HasMVEIntegerOps", "true",
5810b57cec5SDimitry Andric               "Support M-Class Vector Extension with integer ops",
5820b57cec5SDimitry Andric               [HasV8_1MMainlineOps, FeatureDSP, FeatureFPRegs16, FeatureFPRegs64]>;
5830b57cec5SDimitry Andricdef HasMVEFloatOps : SubtargetFeature<
5840b57cec5SDimitry Andric               "mve.fp", "HasMVEFloatOps", "true",
5850b57cec5SDimitry Andric               "Support M-Class Vector Extension with integer and floating ops",
5860b57cec5SDimitry Andric               [HasMVEIntegerOps, FeatureFPARMv8_D16_SP, FeatureFullFP16]>;
5870b57cec5SDimitry Andric
5885ffd83dbSDimitry Andricdef HasCDEOps : SubtargetFeature<"cde", "HasCDEOps", "true",
5895ffd83dbSDimitry Andric                                 "Support CDE instructions",
5905ffd83dbSDimitry Andric                                 [HasV8MMainlineOps]>;
5915ffd83dbSDimitry Andric
5925ffd83dbSDimitry Andricforeach i = {0-7} in
5935ffd83dbSDimitry Andric    def FeatureCoprocCDE#i : SubtargetFeature<"cdecp"#i,
5945ffd83dbSDimitry Andric                                              "CoprocCDE["#i#"]", "true",
5955ffd83dbSDimitry Andric                                              "Coprocessor "#i#" ISA is CDEv1",
5965ffd83dbSDimitry Andric                                              [HasCDEOps]>;
5975ffd83dbSDimitry Andric
5980b57cec5SDimitry Andric//===----------------------------------------------------------------------===//
599e8d8bef9SDimitry Andric// Control codegen mitigation against Straight Line Speculation vulnerability.
600e8d8bef9SDimitry Andric//===----------------------------------------------------------------------===//
601e8d8bef9SDimitry Andric
602e8d8bef9SDimitry Andricdef FeatureHardenSlsRetBr : SubtargetFeature<"harden-sls-retbr",
603e8d8bef9SDimitry Andric  "HardenSlsRetBr", "true",
604e8d8bef9SDimitry Andric  "Harden against straight line speculation across RETurn and BranchRegister "
605e8d8bef9SDimitry Andric  "instructions">;
606e8d8bef9SDimitry Andricdef FeatureHardenSlsBlr : SubtargetFeature<"harden-sls-blr",
607e8d8bef9SDimitry Andric  "HardenSlsBlr", "true",
608e8d8bef9SDimitry Andric  "Harden against straight line speculation across indirect calls">;
609fe6060f1SDimitry Andricdef FeatureHardenSlsNoComdat : SubtargetFeature<"harden-sls-nocomdat",
610fe6060f1SDimitry Andric  "HardenSlsNoComdat", "true",
611fe6060f1SDimitry Andric  "Generate thunk code for SLS mitigation in the normal text section">;
612e8d8bef9SDimitry Andric
613e8d8bef9SDimitry Andric//===----------------------------------------------------------------------===//
6140b57cec5SDimitry Andric// ARM Processor subtarget features.
6150b57cec5SDimitry Andric//
6160b57cec5SDimitry Andric
6170b57cec5SDimitry Andricdef ProcA5      : SubtargetFeature<"a5", "ARMProcFamily", "CortexA5",
6180b57cec5SDimitry Andric                                   "Cortex-A5 ARM processors", []>;
6190b57cec5SDimitry Andricdef ProcA7      : SubtargetFeature<"a7", "ARMProcFamily", "CortexA7",
6200b57cec5SDimitry Andric                                   "Cortex-A7 ARM processors", []>;
6210b57cec5SDimitry Andricdef ProcA8      : SubtargetFeature<"a8", "ARMProcFamily", "CortexA8",
6220b57cec5SDimitry Andric                                   "Cortex-A8 ARM processors", []>;
6230b57cec5SDimitry Andricdef ProcA9      : SubtargetFeature<"a9", "ARMProcFamily", "CortexA9",
6240b57cec5SDimitry Andric                                   "Cortex-A9 ARM processors", []>;
6250b57cec5SDimitry Andricdef ProcA12     : SubtargetFeature<"a12", "ARMProcFamily", "CortexA12",
6260b57cec5SDimitry Andric                                   "Cortex-A12 ARM processors", []>;
6270b57cec5SDimitry Andricdef ProcA15     : SubtargetFeature<"a15", "ARMProcFamily", "CortexA15",
6280b57cec5SDimitry Andric                                   "Cortex-A15 ARM processors", []>;
6290b57cec5SDimitry Andricdef ProcA17     : SubtargetFeature<"a17", "ARMProcFamily", "CortexA17",
6300b57cec5SDimitry Andric                                   "Cortex-A17 ARM processors", []>;
6310b57cec5SDimitry Andricdef ProcA32     : SubtargetFeature<"a32", "ARMProcFamily", "CortexA32",
6320b57cec5SDimitry Andric                                   "Cortex-A32 ARM processors", []>;
6330b57cec5SDimitry Andricdef ProcA35     : SubtargetFeature<"a35", "ARMProcFamily", "CortexA35",
6340b57cec5SDimitry Andric                                   "Cortex-A35 ARM processors", []>;
6350b57cec5SDimitry Andricdef ProcA53     : SubtargetFeature<"a53", "ARMProcFamily", "CortexA53",
6360b57cec5SDimitry Andric                                   "Cortex-A53 ARM processors", []>;
6370b57cec5SDimitry Andricdef ProcA55     : SubtargetFeature<"a55", "ARMProcFamily", "CortexA55",
6380b57cec5SDimitry Andric                                   "Cortex-A55 ARM processors", []>;
6390b57cec5SDimitry Andricdef ProcA57     : SubtargetFeature<"a57", "ARMProcFamily", "CortexA57",
6400b57cec5SDimitry Andric                                   "Cortex-A57 ARM processors", []>;
6410b57cec5SDimitry Andricdef ProcA72     : SubtargetFeature<"a72", "ARMProcFamily", "CortexA72",
6420b57cec5SDimitry Andric                                   "Cortex-A72 ARM processors", []>;
6430b57cec5SDimitry Andricdef ProcA73     : SubtargetFeature<"a73", "ARMProcFamily", "CortexA73",
6440b57cec5SDimitry Andric                                   "Cortex-A73 ARM processors", []>;
6450b57cec5SDimitry Andricdef ProcA75     : SubtargetFeature<"a75", "ARMProcFamily", "CortexA75",
6460b57cec5SDimitry Andric                                   "Cortex-A75 ARM processors", []>;
6470b57cec5SDimitry Andricdef ProcA76     : SubtargetFeature<"a76", "ARMProcFamily", "CortexA76",
6480b57cec5SDimitry Andric                                   "Cortex-A76 ARM processors", []>;
6495ffd83dbSDimitry Andricdef ProcA77     : SubtargetFeature<"a77", "ARMProcFamily", "CortexA77",
6505ffd83dbSDimitry Andric                                   "Cortex-A77 ARM processors", []>;
6515ffd83dbSDimitry Andricdef ProcA78     : SubtargetFeature<"cortex-a78", "ARMProcFamily", "CortexA78",
6525ffd83dbSDimitry Andric                                   "Cortex-A78 ARM processors", []>;
653e8d8bef9SDimitry Andricdef ProcA78C    : SubtargetFeature<"a78c", "ARMProcFamily", "CortexA78C",
654e8d8bef9SDimitry Andric                                   "Cortex-A78C ARM processors", []>;
655349cc55cSDimitry Andricdef ProcA710    : SubtargetFeature<"cortex-a710", "ARMProcFamily",
656349cc55cSDimitry Andric                                   "CortexA710", "Cortex-A710 ARM processors", []>;
6575ffd83dbSDimitry Andricdef ProcX1      : SubtargetFeature<"cortex-x1", "ARMProcFamily", "CortexX1",
6585ffd83dbSDimitry Andric                                   "Cortex-X1 ARM processors", []>;
659*1fd87a68SDimitry Andricdef ProcX1C     : SubtargetFeature<"cortex-x1c", "ARMProcFamily", "CortexX1C",
660*1fd87a68SDimitry Andric                                   "Cortex-X1C ARM processors", []>;
6610b57cec5SDimitry Andric
662e8d8bef9SDimitry Andricdef ProcV1      : SubtargetFeature<"neoverse-v1", "ARMProcFamily",
663e8d8bef9SDimitry Andric                                   "NeoverseV1", "Neoverse-V1 ARM processors", []>;
664e8d8bef9SDimitry Andric
6650b57cec5SDimitry Andricdef ProcKrait   : SubtargetFeature<"krait", "ARMProcFamily", "Krait",
6660b57cec5SDimitry Andric                                   "Qualcomm Krait processors", []>;
6670b57cec5SDimitry Andricdef ProcKryo    : SubtargetFeature<"kryo", "ARMProcFamily", "Kryo",
6680b57cec5SDimitry Andric                                   "Qualcomm Kryo processors", []>;
6690b57cec5SDimitry Andricdef ProcSwift   : SubtargetFeature<"swift", "ARMProcFamily", "Swift",
6700b57cec5SDimitry Andric                                   "Swift ARM processors", []>;
6710b57cec5SDimitry Andric
6720b57cec5SDimitry Andricdef ProcExynos  : SubtargetFeature<"exynos", "ARMProcFamily", "Exynos",
6730b57cec5SDimitry Andric                                   "Samsung Exynos processors",
6740b57cec5SDimitry Andric                                   [FeatureZCZeroing,
6750b57cec5SDimitry Andric                                    FeatureUseWideStrideVFP,
6760b57cec5SDimitry Andric                                    FeatureSplatVFPToNeon,
6770b57cec5SDimitry Andric                                    FeatureSlowVGETLNi32,
6780b57cec5SDimitry Andric                                    FeatureSlowVDUP32,
6790b57cec5SDimitry Andric                                    FeatureSlowFPBrcc,
6800b57cec5SDimitry Andric                                    FeatureProfUnpredicate,
6810b57cec5SDimitry Andric                                    FeatureHWDivThumb,
6820b57cec5SDimitry Andric                                    FeatureHWDivARM,
6830b57cec5SDimitry Andric                                    FeatureHasSlowFPVMLx,
684480093f4SDimitry Andric                                    FeatureHasSlowFPVFMx,
6850b57cec5SDimitry Andric                                    FeatureHasRetAddrStack,
6860b57cec5SDimitry Andric                                    FeatureFuseLiterals,
6870b57cec5SDimitry Andric                                    FeatureFuseAES,
6880b57cec5SDimitry Andric                                    FeatureExpandMLx,
6890b57cec5SDimitry Andric                                    FeatureCrypto,
6900b57cec5SDimitry Andric                                    FeatureCRC]>;
6910b57cec5SDimitry Andric
6920b57cec5SDimitry Andricdef ProcR4      : SubtargetFeature<"r4", "ARMProcFamily", "CortexR4",
6930b57cec5SDimitry Andric                                   "Cortex-R4 ARM processors", []>;
6940b57cec5SDimitry Andricdef ProcR5      : SubtargetFeature<"r5", "ARMProcFamily", "CortexR5",
6950b57cec5SDimitry Andric                                   "Cortex-R5 ARM processors", []>;
6960b57cec5SDimitry Andricdef ProcR7      : SubtargetFeature<"r7", "ARMProcFamily", "CortexR7",
6970b57cec5SDimitry Andric                                   "Cortex-R7 ARM processors", []>;
6980b57cec5SDimitry Andricdef ProcR52     : SubtargetFeature<"r52", "ARMProcFamily", "CortexR52",
6990b57cec5SDimitry Andric                                   "Cortex-R52 ARM processors", []>;
7000b57cec5SDimitry Andric
7010b57cec5SDimitry Andricdef ProcM3      : SubtargetFeature<"m3", "ARMProcFamily", "CortexM3",
7020b57cec5SDimitry Andric                                   "Cortex-M3 ARM processors", []>;
703e8d8bef9SDimitry Andricdef ProcM7      : SubtargetFeature<"m7", "ARMProcFamily", "CortexM7",
704e8d8bef9SDimitry Andric                                   "Cortex-M7 ARM processors", []>;
7050b57cec5SDimitry Andric
7060b57cec5SDimitry Andric//===----------------------------------------------------------------------===//
7070b57cec5SDimitry Andric// ARM Helper classes.
7080b57cec5SDimitry Andric//
7090b57cec5SDimitry Andric
7100b57cec5SDimitry Andricclass Architecture<string fname, string aname, list<SubtargetFeature> features>
7110b57cec5SDimitry Andric  : SubtargetFeature<fname, "ARMArch", aname,
7120b57cec5SDimitry Andric                     !strconcat(aname, " architecture"), features>;
7130b57cec5SDimitry Andric
7140b57cec5SDimitry Andricclass ProcNoItin<string Name, list<SubtargetFeature> Features>
7150b57cec5SDimitry Andric  : Processor<Name, NoItineraries, Features>;
7160b57cec5SDimitry Andric
7170b57cec5SDimitry Andric
7180b57cec5SDimitry Andric//===----------------------------------------------------------------------===//
7190b57cec5SDimitry Andric// ARM architectures
7200b57cec5SDimitry Andric//
7210b57cec5SDimitry Andric
7220b57cec5SDimitry Andricdef ARMv2     : Architecture<"armv2",     "ARMv2",    []>;
7230b57cec5SDimitry Andric
7240b57cec5SDimitry Andricdef ARMv2a    : Architecture<"armv2a",    "ARMv2a",   []>;
7250b57cec5SDimitry Andric
7260b57cec5SDimitry Andricdef ARMv3     : Architecture<"armv3",     "ARMv3",    []>;
7270b57cec5SDimitry Andric
7280b57cec5SDimitry Andricdef ARMv3m    : Architecture<"armv3m",    "ARMv3m",   []>;
7290b57cec5SDimitry Andric
7300b57cec5SDimitry Andricdef ARMv4     : Architecture<"armv4",     "ARMv4",    []>;
7310b57cec5SDimitry Andric
7320b57cec5SDimitry Andricdef ARMv4t    : Architecture<"armv4t",    "ARMv4t",   [HasV4TOps]>;
7330b57cec5SDimitry Andric
7340b57cec5SDimitry Andricdef ARMv5t    : Architecture<"armv5t",    "ARMv5t",   [HasV5TOps]>;
7350b57cec5SDimitry Andric
7360b57cec5SDimitry Andricdef ARMv5te   : Architecture<"armv5te",   "ARMv5te",  [HasV5TEOps]>;
7370b57cec5SDimitry Andric
7380b57cec5SDimitry Andricdef ARMv5tej  : Architecture<"armv5tej",  "ARMv5tej", [HasV5TEOps]>;
7390b57cec5SDimitry Andric
7400b57cec5SDimitry Andricdef ARMv6     : Architecture<"armv6",     "ARMv6",    [HasV6Ops,
7410b57cec5SDimitry Andric                                                       FeatureDSP]>;
7420b57cec5SDimitry Andric
7430b57cec5SDimitry Andricdef ARMv6t2   : Architecture<"armv6t2",   "ARMv6t2",  [HasV6T2Ops,
7440b57cec5SDimitry Andric                                                       FeatureDSP]>;
7450b57cec5SDimitry Andric
7460b57cec5SDimitry Andricdef ARMv6k    : Architecture<"armv6k",    "ARMv6k",   [HasV6KOps]>;
7470b57cec5SDimitry Andric
7480b57cec5SDimitry Andricdef ARMv6kz   : Architecture<"armv6kz",   "ARMv6kz",  [HasV6KOps,
7490b57cec5SDimitry Andric                                                       FeatureTrustZone]>;
7500b57cec5SDimitry Andric
7510b57cec5SDimitry Andricdef ARMv6m    : Architecture<"armv6-m",   "ARMv6m",   [HasV6MOps,
7520b57cec5SDimitry Andric                                                       FeatureNoARM,
7530b57cec5SDimitry Andric                                                       ModeThumb,
7540b57cec5SDimitry Andric                                                       FeatureDB,
7550b57cec5SDimitry Andric                                                       FeatureMClass,
7560b57cec5SDimitry Andric                                                       FeatureStrictAlign]>;
7570b57cec5SDimitry Andric
7580b57cec5SDimitry Andricdef ARMv6sm   : Architecture<"armv6s-m",  "ARMv6sm",  [HasV6MOps,
7590b57cec5SDimitry Andric                                                       FeatureNoARM,
7600b57cec5SDimitry Andric                                                       ModeThumb,
7610b57cec5SDimitry Andric                                                       FeatureDB,
7620b57cec5SDimitry Andric                                                       FeatureMClass,
7630b57cec5SDimitry Andric                                                       FeatureStrictAlign]>;
7640b57cec5SDimitry Andric
7650b57cec5SDimitry Andricdef ARMv7a    : Architecture<"armv7-a",   "ARMv7a",   [HasV7Ops,
7660b57cec5SDimitry Andric                                                       FeatureNEON,
7670b57cec5SDimitry Andric                                                       FeatureDB,
7680b57cec5SDimitry Andric                                                       FeatureDSP,
76904eeddc0SDimitry Andric                                                       FeatureAClass,
77004eeddc0SDimitry Andric                                                       FeaturePerfMon]>;
7710b57cec5SDimitry Andric
7720b57cec5SDimitry Andricdef ARMv7ve   : Architecture<"armv7ve",   "ARMv7ve",  [HasV7Ops,
7730b57cec5SDimitry Andric                                                       FeatureNEON,
7740b57cec5SDimitry Andric                                                       FeatureDB,
7750b57cec5SDimitry Andric                                                       FeatureDSP,
7760b57cec5SDimitry Andric                                                       FeatureTrustZone,
7770b57cec5SDimitry Andric                                                       FeatureMP,
7780b57cec5SDimitry Andric                                                       FeatureVirtualization,
77904eeddc0SDimitry Andric                                                       FeatureAClass,
78004eeddc0SDimitry Andric                                                       FeaturePerfMon]>;
7810b57cec5SDimitry Andric
7820b57cec5SDimitry Andricdef ARMv7r    : Architecture<"armv7-r",   "ARMv7r",   [HasV7Ops,
7830b57cec5SDimitry Andric                                                       FeatureDB,
7840b57cec5SDimitry Andric                                                       FeatureDSP,
7850b57cec5SDimitry Andric                                                       FeatureHWDivThumb,
78604eeddc0SDimitry Andric                                                       FeatureRClass,
78704eeddc0SDimitry Andric                                                       FeaturePerfMon]>;
7880b57cec5SDimitry Andric
7890b57cec5SDimitry Andricdef ARMv7m    : Architecture<"armv7-m",   "ARMv7m",   [HasV7Ops,
7900b57cec5SDimitry Andric                                                       FeatureThumb2,
7910b57cec5SDimitry Andric                                                       FeatureNoARM,
7920b57cec5SDimitry Andric                                                       ModeThumb,
7930b57cec5SDimitry Andric                                                       FeatureDB,
7940b57cec5SDimitry Andric                                                       FeatureHWDivThumb,
7950b57cec5SDimitry Andric                                                       FeatureMClass]>;
7960b57cec5SDimitry Andric
7970b57cec5SDimitry Andricdef ARMv7em   : Architecture<"armv7e-m",  "ARMv7em",  [HasV7Ops,
7980b57cec5SDimitry Andric                                                       FeatureThumb2,
7990b57cec5SDimitry Andric                                                       FeatureNoARM,
8000b57cec5SDimitry Andric                                                       ModeThumb,
8010b57cec5SDimitry Andric                                                       FeatureDB,
8020b57cec5SDimitry Andric                                                       FeatureHWDivThumb,
8030b57cec5SDimitry Andric                                                       FeatureMClass,
8040b57cec5SDimitry Andric                                                       FeatureDSP]>;
8050b57cec5SDimitry Andric
8060b57cec5SDimitry Andricdef ARMv8a    : Architecture<"armv8-a",   "ARMv8a",   [HasV8Ops,
8070b57cec5SDimitry Andric                                                       FeatureAClass,
8080b57cec5SDimitry Andric                                                       FeatureDB,
8090b57cec5SDimitry Andric                                                       FeatureFPARMv8,
8100b57cec5SDimitry Andric                                                       FeatureNEON,
8110b57cec5SDimitry Andric                                                       FeatureDSP,
8120b57cec5SDimitry Andric                                                       FeatureTrustZone,
8130b57cec5SDimitry Andric                                                       FeatureMP,
8140b57cec5SDimitry Andric                                                       FeatureVirtualization,
8150b57cec5SDimitry Andric                                                       FeatureCrypto,
8160b57cec5SDimitry Andric                                                       FeatureCRC]>;
8170b57cec5SDimitry Andric
8180b57cec5SDimitry Andricdef ARMv81a   : Architecture<"armv8.1-a", "ARMv81a",  [HasV8_1aOps,
8190b57cec5SDimitry Andric                                                       FeatureAClass,
8200b57cec5SDimitry Andric                                                       FeatureDB,
8210b57cec5SDimitry Andric                                                       FeatureFPARMv8,
8220b57cec5SDimitry Andric                                                       FeatureNEON,
8230b57cec5SDimitry Andric                                                       FeatureDSP,
8240b57cec5SDimitry Andric                                                       FeatureTrustZone,
8250b57cec5SDimitry Andric                                                       FeatureMP,
8260b57cec5SDimitry Andric                                                       FeatureVirtualization,
8270b57cec5SDimitry Andric                                                       FeatureCrypto,
8280b57cec5SDimitry Andric                                                       FeatureCRC]>;
8290b57cec5SDimitry Andric
8300b57cec5SDimitry Andricdef ARMv82a   : Architecture<"armv8.2-a", "ARMv82a",  [HasV8_2aOps,
8310b57cec5SDimitry Andric                                                       FeatureAClass,
8320b57cec5SDimitry Andric                                                       FeatureDB,
8330b57cec5SDimitry Andric                                                       FeatureFPARMv8,
8340b57cec5SDimitry Andric                                                       FeatureNEON,
8350b57cec5SDimitry Andric                                                       FeatureDSP,
8360b57cec5SDimitry Andric                                                       FeatureTrustZone,
8370b57cec5SDimitry Andric                                                       FeatureMP,
8380b57cec5SDimitry Andric                                                       FeatureVirtualization,
8390b57cec5SDimitry Andric                                                       FeatureCrypto,
8400b57cec5SDimitry Andric                                                       FeatureCRC,
8410b57cec5SDimitry Andric                                                       FeatureRAS]>;
8420b57cec5SDimitry Andric
8430b57cec5SDimitry Andricdef ARMv83a   : Architecture<"armv8.3-a", "ARMv83a",  [HasV8_3aOps,
8440b57cec5SDimitry Andric                                                       FeatureAClass,
8450b57cec5SDimitry Andric                                                       FeatureDB,
8460b57cec5SDimitry Andric                                                       FeatureFPARMv8,
8470b57cec5SDimitry Andric                                                       FeatureNEON,
8480b57cec5SDimitry Andric                                                       FeatureDSP,
8490b57cec5SDimitry Andric                                                       FeatureTrustZone,
8500b57cec5SDimitry Andric                                                       FeatureMP,
8510b57cec5SDimitry Andric                                                       FeatureVirtualization,
8520b57cec5SDimitry Andric                                                       FeatureCrypto,
8530b57cec5SDimitry Andric                                                       FeatureCRC,
8540b57cec5SDimitry Andric                                                       FeatureRAS]>;
8550b57cec5SDimitry Andric
8560b57cec5SDimitry Andricdef ARMv84a   : Architecture<"armv8.4-a", "ARMv84a",  [HasV8_4aOps,
8570b57cec5SDimitry Andric                                                       FeatureAClass,
8580b57cec5SDimitry Andric                                                       FeatureDB,
8590b57cec5SDimitry Andric                                                       FeatureFPARMv8,
8600b57cec5SDimitry Andric                                                       FeatureNEON,
8610b57cec5SDimitry Andric                                                       FeatureDSP,
8620b57cec5SDimitry Andric                                                       FeatureTrustZone,
8630b57cec5SDimitry Andric                                                       FeatureMP,
8640b57cec5SDimitry Andric                                                       FeatureVirtualization,
8650b57cec5SDimitry Andric                                                       FeatureCrypto,
8660b57cec5SDimitry Andric                                                       FeatureCRC,
8670b57cec5SDimitry Andric                                                       FeatureRAS,
8680b57cec5SDimitry Andric                                                       FeatureDotProd]>;
8690b57cec5SDimitry Andric
8700b57cec5SDimitry Andricdef ARMv85a   : Architecture<"armv8.5-a", "ARMv85a",  [HasV8_5aOps,
8710b57cec5SDimitry Andric                                                       FeatureAClass,
8720b57cec5SDimitry Andric                                                       FeatureDB,
8730b57cec5SDimitry Andric                                                       FeatureFPARMv8,
8740b57cec5SDimitry Andric                                                       FeatureNEON,
8750b57cec5SDimitry Andric                                                       FeatureDSP,
8760b57cec5SDimitry Andric                                                       FeatureTrustZone,
8770b57cec5SDimitry Andric                                                       FeatureMP,
8780b57cec5SDimitry Andric                                                       FeatureVirtualization,
8790b57cec5SDimitry Andric                                                       FeatureCrypto,
8800b57cec5SDimitry Andric                                                       FeatureCRC,
8810b57cec5SDimitry Andric                                                       FeatureRAS,
8820b57cec5SDimitry Andric                                                       FeatureDotProd]>;
8835ffd83dbSDimitry Andricdef ARMv86a   : Architecture<"armv8.6-a", "ARMv86a",  [HasV8_6aOps,
8845ffd83dbSDimitry Andric                                                       FeatureAClass,
8855ffd83dbSDimitry Andric                                                       FeatureDB,
8865ffd83dbSDimitry Andric                                                       FeatureFPARMv8,
8875ffd83dbSDimitry Andric                                                       FeatureNEON,
8885ffd83dbSDimitry Andric                                                       FeatureDSP,
8895ffd83dbSDimitry Andric                                                       FeatureTrustZone,
8905ffd83dbSDimitry Andric                                                       FeatureMP,
8915ffd83dbSDimitry Andric                                                       FeatureVirtualization,
8925ffd83dbSDimitry Andric                                                       FeatureCrypto,
8935ffd83dbSDimitry Andric                                                       FeatureCRC,
8945ffd83dbSDimitry Andric                                                       FeatureRAS,
8955ffd83dbSDimitry Andric                                                       FeatureDotProd]>;
896fe6060f1SDimitry Andricdef ARMv87a   : Architecture<"armv8.7-a", "ARMv87a",  [HasV8_7aOps,
897e8d8bef9SDimitry Andric                                                       FeatureAClass,
898e8d8bef9SDimitry Andric                                                       FeatureDB,
899e8d8bef9SDimitry Andric                                                       FeatureFPARMv8,
900e8d8bef9SDimitry Andric                                                       FeatureNEON,
901e8d8bef9SDimitry Andric                                                       FeatureDSP,
902e8d8bef9SDimitry Andric                                                       FeatureTrustZone,
903e8d8bef9SDimitry Andric                                                       FeatureMP,
904e8d8bef9SDimitry Andric                                                       FeatureVirtualization,
905e8d8bef9SDimitry Andric                                                       FeatureCrypto,
906e8d8bef9SDimitry Andric                                                       FeatureCRC,
907e8d8bef9SDimitry Andric                                                       FeatureRAS,
908e8d8bef9SDimitry Andric                                                       FeatureDotProd]>;
90904eeddc0SDimitry Andricdef ARMv88a   : Architecture<"armv8.8-a", "ARMv88a",  [HasV8_8aOps,
91004eeddc0SDimitry Andric                                                       FeatureAClass,
91104eeddc0SDimitry Andric                                                       FeatureDB,
91204eeddc0SDimitry Andric                                                       FeatureFPARMv8,
91304eeddc0SDimitry Andric                                                       FeatureNEON,
91404eeddc0SDimitry Andric                                                       FeatureDSP,
91504eeddc0SDimitry Andric                                                       FeatureTrustZone,
91604eeddc0SDimitry Andric                                                       FeatureMP,
91704eeddc0SDimitry Andric                                                       FeatureVirtualization,
91804eeddc0SDimitry Andric                                                       FeatureCrypto,
91904eeddc0SDimitry Andric                                                       FeatureCRC,
92004eeddc0SDimitry Andric                                                       FeatureRAS,
92104eeddc0SDimitry Andric                                                       FeatureDotProd]>;
9220b57cec5SDimitry Andric
923349cc55cSDimitry Andricdef ARMv9a   : Architecture<"armv9-a", "ARMv9a",       [HasV9_0aOps,
924349cc55cSDimitry Andric                                                       FeatureAClass,
925349cc55cSDimitry Andric                                                       FeatureDB,
926349cc55cSDimitry Andric                                                       FeatureFPARMv8,
927349cc55cSDimitry Andric                                                       FeatureNEON,
928349cc55cSDimitry Andric                                                       FeatureDSP,
929349cc55cSDimitry Andric                                                       FeatureTrustZone,
930349cc55cSDimitry Andric                                                       FeatureMP,
931349cc55cSDimitry Andric                                                       FeatureVirtualization,
932349cc55cSDimitry Andric                                                       FeatureCRC,
933349cc55cSDimitry Andric                                                       FeatureRAS,
934349cc55cSDimitry Andric                                                       FeatureDotProd]>;
935349cc55cSDimitry Andricdef ARMv91a   : Architecture<"armv9.1-a", "ARMv91a",   [HasV9_1aOps,
936349cc55cSDimitry Andric                                                       FeatureAClass,
937349cc55cSDimitry Andric                                                       FeatureDB,
938349cc55cSDimitry Andric                                                       FeatureFPARMv8,
939349cc55cSDimitry Andric                                                       FeatureNEON,
940349cc55cSDimitry Andric                                                       FeatureDSP,
941349cc55cSDimitry Andric                                                       FeatureTrustZone,
942349cc55cSDimitry Andric                                                       FeatureMP,
943349cc55cSDimitry Andric                                                       FeatureVirtualization,
944349cc55cSDimitry Andric                                                       FeatureCRC,
945349cc55cSDimitry Andric                                                       FeatureRAS,
946349cc55cSDimitry Andric                                                       FeatureDotProd]>;
947349cc55cSDimitry Andricdef ARMv92a   : Architecture<"armv9.2-a", "ARMv92a",  [HasV9_2aOps,
948349cc55cSDimitry Andric                                                       FeatureAClass,
949349cc55cSDimitry Andric                                                       FeatureDB,
950349cc55cSDimitry Andric                                                       FeatureFPARMv8,
951349cc55cSDimitry Andric                                                       FeatureNEON,
952349cc55cSDimitry Andric                                                       FeatureDSP,
953349cc55cSDimitry Andric                                                       FeatureTrustZone,
954349cc55cSDimitry Andric                                                       FeatureMP,
955349cc55cSDimitry Andric                                                       FeatureVirtualization,
956349cc55cSDimitry Andric                                                       FeatureCRC,
957349cc55cSDimitry Andric                                                       FeatureRAS,
958349cc55cSDimitry Andric                                                       FeatureDotProd]>;
95904eeddc0SDimitry Andricdef ARMv93a   : Architecture<"armv9.3-a", "ARMv93a",  [HasV9_3aOps,
96004eeddc0SDimitry Andric                                                       FeatureAClass,
96104eeddc0SDimitry Andric                                                       FeatureDB,
96204eeddc0SDimitry Andric                                                       FeatureFPARMv8,
96304eeddc0SDimitry Andric                                                       FeatureNEON,
96404eeddc0SDimitry Andric                                                       FeatureDSP,
96504eeddc0SDimitry Andric                                                       FeatureTrustZone,
96604eeddc0SDimitry Andric                                                       FeatureMP,
96704eeddc0SDimitry Andric                                                       FeatureVirtualization,
96804eeddc0SDimitry Andric                                                       FeatureCrypto,
96904eeddc0SDimitry Andric                                                       FeatureCRC,
97004eeddc0SDimitry Andric                                                       FeatureRAS,
97104eeddc0SDimitry Andric                                                       FeatureDotProd]>;
972349cc55cSDimitry Andric
9730b57cec5SDimitry Andricdef ARMv8r    : Architecture<"armv8-r",   "ARMv8r",   [HasV8Ops,
9740b57cec5SDimitry Andric                                                       FeatureRClass,
9750b57cec5SDimitry Andric                                                       FeatureDB,
9760b57cec5SDimitry Andric                                                       FeatureDFB,
9770b57cec5SDimitry Andric                                                       FeatureDSP,
9780b57cec5SDimitry Andric                                                       FeatureCRC,
9790b57cec5SDimitry Andric                                                       FeatureMP,
9800b57cec5SDimitry Andric                                                       FeatureVirtualization,
9810b57cec5SDimitry Andric                                                       FeatureFPARMv8,
9820b57cec5SDimitry Andric                                                       FeatureNEON]>;
9830b57cec5SDimitry Andric
9840b57cec5SDimitry Andricdef ARMv8mBaseline : Architecture<"armv8-m.base", "ARMv8mBaseline",
9850b57cec5SDimitry Andric                                                      [HasV8MBaselineOps,
9860b57cec5SDimitry Andric                                                       FeatureNoARM,
9870b57cec5SDimitry Andric                                                       ModeThumb,
9880b57cec5SDimitry Andric                                                       FeatureDB,
9890b57cec5SDimitry Andric                                                       FeatureHWDivThumb,
9900b57cec5SDimitry Andric                                                       FeatureV7Clrex,
9910b57cec5SDimitry Andric                                                       Feature8MSecExt,
9920b57cec5SDimitry Andric                                                       FeatureAcquireRelease,
9930b57cec5SDimitry Andric                                                       FeatureMClass,
9940b57cec5SDimitry Andric                                                       FeatureStrictAlign]>;
9950b57cec5SDimitry Andric
9960b57cec5SDimitry Andricdef ARMv8mMainline : Architecture<"armv8-m.main", "ARMv8mMainline",
9970b57cec5SDimitry Andric                                                      [HasV8MMainlineOps,
9980b57cec5SDimitry Andric                                                       FeatureNoARM,
9990b57cec5SDimitry Andric                                                       ModeThumb,
10000b57cec5SDimitry Andric                                                       FeatureDB,
10010b57cec5SDimitry Andric                                                       FeatureHWDivThumb,
10020b57cec5SDimitry Andric                                                       Feature8MSecExt,
10030b57cec5SDimitry Andric                                                       FeatureAcquireRelease,
10040b57cec5SDimitry Andric                                                       FeatureMClass]>;
10050b57cec5SDimitry Andric
10060b57cec5SDimitry Andricdef ARMv81mMainline : Architecture<"armv8.1-m.main", "ARMv81mMainline",
10070b57cec5SDimitry Andric                                                      [HasV8_1MMainlineOps,
10080b57cec5SDimitry Andric                                                       FeatureNoARM,
10090b57cec5SDimitry Andric                                                       ModeThumb,
10100b57cec5SDimitry Andric                                                       FeatureDB,
10110b57cec5SDimitry Andric                                                       FeatureHWDivThumb,
10120b57cec5SDimitry Andric                                                       Feature8MSecExt,
10130b57cec5SDimitry Andric                                                       FeatureAcquireRelease,
10140b57cec5SDimitry Andric                                                       FeatureMClass,
10150b57cec5SDimitry Andric                                                       FeatureRAS,
10160b57cec5SDimitry Andric                                                       FeatureLOB]>;
10170b57cec5SDimitry Andric
10180b57cec5SDimitry Andric// Aliases
10190b57cec5SDimitry Andricdef IWMMXT   : Architecture<"iwmmxt",      "ARMv5te",  [ARMv5te]>;
10200b57cec5SDimitry Andricdef IWMMXT2  : Architecture<"iwmmxt2",     "ARMv5te",  [ARMv5te]>;
10210b57cec5SDimitry Andricdef XScale   : Architecture<"xscale",      "ARMv5te",  [ARMv5te]>;
10220b57cec5SDimitry Andricdef ARMv6j   : Architecture<"armv6j",      "ARMv7a",   [ARMv6]>;
10230b57cec5SDimitry Andricdef ARMv7k   : Architecture<"armv7k",      "ARMv7a",   [ARMv7a]>;
10240b57cec5SDimitry Andricdef ARMv7s   : Architecture<"armv7s",      "ARMv7a",   [ARMv7a]>;
10250b57cec5SDimitry Andric
1026e8d8bef9SDimitry Andric//===----------------------------------------------------------------------===//
1027e8d8bef9SDimitry Andric// Register File Description
1028e8d8bef9SDimitry Andric//===----------------------------------------------------------------------===//
1029e8d8bef9SDimitry Andric
1030e8d8bef9SDimitry Andricinclude "ARMRegisterInfo.td"
1031e8d8bef9SDimitry Andricinclude "ARMRegisterBanks.td"
1032e8d8bef9SDimitry Andricinclude "ARMCallingConv.td"
10330b57cec5SDimitry Andric
10340b57cec5SDimitry Andric//===----------------------------------------------------------------------===//
10350b57cec5SDimitry Andric// ARM schedules.
10360b57cec5SDimitry Andric//===----------------------------------------------------------------------===//
10370b57cec5SDimitry Andric//
10380b57cec5SDimitry Andricinclude "ARMPredicates.td"
10390b57cec5SDimitry Andricinclude "ARMSchedule.td"
10400b57cec5SDimitry Andric
10410b57cec5SDimitry Andric//===----------------------------------------------------------------------===//
1042e8d8bef9SDimitry Andric// Instruction Descriptions
1043e8d8bef9SDimitry Andric//===----------------------------------------------------------------------===//
1044e8d8bef9SDimitry Andric
1045e8d8bef9SDimitry Andricinclude "ARMInstrInfo.td"
1046e8d8bef9SDimitry Andricdef ARMInstrInfo : InstrInfo;
1047e8d8bef9SDimitry Andric
1048e8d8bef9SDimitry Andric//===----------------------------------------------------------------------===//
1049e8d8bef9SDimitry Andric// ARM schedules
1050e8d8bef9SDimitry Andric//
1051e8d8bef9SDimitry Andricinclude "ARMScheduleV6.td"
1052e8d8bef9SDimitry Andricinclude "ARMScheduleA8.td"
1053e8d8bef9SDimitry Andricinclude "ARMScheduleA9.td"
1054e8d8bef9SDimitry Andricinclude "ARMScheduleSwift.td"
1055e8d8bef9SDimitry Andricinclude "ARMScheduleR52.td"
1056e8d8bef9SDimitry Andricinclude "ARMScheduleA57.td"
1057e8d8bef9SDimitry Andricinclude "ARMScheduleM4.td"
1058e8d8bef9SDimitry Andricinclude "ARMScheduleM7.td"
1059e8d8bef9SDimitry Andric
1060e8d8bef9SDimitry Andric//===----------------------------------------------------------------------===//
10610b57cec5SDimitry Andric// ARM processors
10620b57cec5SDimitry Andric//
10630b57cec5SDimitry Andric// Dummy CPU, used to target architectures
10640b57cec5SDimitry Andricdef : ProcessorModel<"generic",     CortexA8Model,      []>;
10650b57cec5SDimitry Andric
10660b57cec5SDimitry Andric// FIXME: Several processors below are not using their own scheduler
10670b57cec5SDimitry Andric// model, but one of similar/previous processor. These should be fixed.
10680b57cec5SDimitry Andric
10690b57cec5SDimitry Andricdef : ProcNoItin<"arm8",                                [ARMv4]>;
10700b57cec5SDimitry Andricdef : ProcNoItin<"arm810",                              [ARMv4]>;
10710b57cec5SDimitry Andricdef : ProcNoItin<"strongarm",                           [ARMv4]>;
10720b57cec5SDimitry Andricdef : ProcNoItin<"strongarm110",                        [ARMv4]>;
10730b57cec5SDimitry Andricdef : ProcNoItin<"strongarm1100",                       [ARMv4]>;
10740b57cec5SDimitry Andricdef : ProcNoItin<"strongarm1110",                       [ARMv4]>;
10750b57cec5SDimitry Andric
10760b57cec5SDimitry Andricdef : ProcNoItin<"arm7tdmi",                            [ARMv4t]>;
10770b57cec5SDimitry Andricdef : ProcNoItin<"arm7tdmi-s",                          [ARMv4t]>;
10780b57cec5SDimitry Andricdef : ProcNoItin<"arm710t",                             [ARMv4t]>;
10790b57cec5SDimitry Andricdef : ProcNoItin<"arm720t",                             [ARMv4t]>;
10800b57cec5SDimitry Andricdef : ProcNoItin<"arm9",                                [ARMv4t]>;
10810b57cec5SDimitry Andricdef : ProcNoItin<"arm9tdmi",                            [ARMv4t]>;
10820b57cec5SDimitry Andricdef : ProcNoItin<"arm920",                              [ARMv4t]>;
10830b57cec5SDimitry Andricdef : ProcNoItin<"arm920t",                             [ARMv4t]>;
10840b57cec5SDimitry Andricdef : ProcNoItin<"arm922t",                             [ARMv4t]>;
10850b57cec5SDimitry Andricdef : ProcNoItin<"arm940t",                             [ARMv4t]>;
10860b57cec5SDimitry Andricdef : ProcNoItin<"ep9312",                              [ARMv4t]>;
10870b57cec5SDimitry Andric
10880b57cec5SDimitry Andricdef : ProcNoItin<"arm10tdmi",                           [ARMv5t]>;
10890b57cec5SDimitry Andricdef : ProcNoItin<"arm1020t",                            [ARMv5t]>;
10900b57cec5SDimitry Andric
10910b57cec5SDimitry Andricdef : ProcNoItin<"arm9e",                               [ARMv5te]>;
10920b57cec5SDimitry Andricdef : ProcNoItin<"arm926ej-s",                          [ARMv5te]>;
10930b57cec5SDimitry Andricdef : ProcNoItin<"arm946e-s",                           [ARMv5te]>;
10940b57cec5SDimitry Andricdef : ProcNoItin<"arm966e-s",                           [ARMv5te]>;
10950b57cec5SDimitry Andricdef : ProcNoItin<"arm968e-s",                           [ARMv5te]>;
10960b57cec5SDimitry Andricdef : ProcNoItin<"arm10e",                              [ARMv5te]>;
10970b57cec5SDimitry Andricdef : ProcNoItin<"arm1020e",                            [ARMv5te]>;
10980b57cec5SDimitry Andricdef : ProcNoItin<"arm1022e",                            [ARMv5te]>;
10990b57cec5SDimitry Andricdef : ProcNoItin<"xscale",                              [ARMv5te]>;
11000b57cec5SDimitry Andricdef : ProcNoItin<"iwmmxt",                              [ARMv5te]>;
11010b57cec5SDimitry Andric
11020b57cec5SDimitry Andricdef : Processor<"arm1136j-s",       ARMV6Itineraries,   [ARMv6]>;
11030b57cec5SDimitry Andricdef : Processor<"arm1136jf-s",      ARMV6Itineraries,   [ARMv6,
11040b57cec5SDimitry Andric                                                         FeatureVFP2,
11050b57cec5SDimitry Andric                                                         FeatureHasSlowFPVMLx]>;
11060b57cec5SDimitry Andric
1107fe6060f1SDimitry Andricdef : Processor<"cortex-m0",        ARMV6Itineraries,   [ARMv6m,
1108fe6060f1SDimitry Andric                                                         FeatureHasNoBranchPredictor]>;
1109fe6060f1SDimitry Andricdef : Processor<"cortex-m0plus",    ARMV6Itineraries,   [ARMv6m,
1110fe6060f1SDimitry Andric                                                         FeatureHasNoBranchPredictor]>;
1111fe6060f1SDimitry Andricdef : Processor<"cortex-m1",        ARMV6Itineraries,   [ARMv6m,
1112fe6060f1SDimitry Andric                                                         FeatureHasNoBranchPredictor]>;
1113fe6060f1SDimitry Andricdef : Processor<"sc000",            ARMV6Itineraries,   [ARMv6m,
1114fe6060f1SDimitry Andric                                                         FeatureHasNoBranchPredictor]>;
11150b57cec5SDimitry Andric
11160b57cec5SDimitry Andricdef : Processor<"arm1176jz-s",      ARMV6Itineraries,   [ARMv6kz]>;
11170b57cec5SDimitry Andricdef : Processor<"arm1176jzf-s",     ARMV6Itineraries,   [ARMv6kz,
11180b57cec5SDimitry Andric                                                         FeatureVFP2,
11190b57cec5SDimitry Andric                                                         FeatureHasSlowFPVMLx]>;
11200b57cec5SDimitry Andric
11210b57cec5SDimitry Andricdef : Processor<"mpcorenovfp",      ARMV6Itineraries,   [ARMv6k]>;
11220b57cec5SDimitry Andricdef : Processor<"mpcore",           ARMV6Itineraries,   [ARMv6k,
11230b57cec5SDimitry Andric                                                         FeatureVFP2,
11240b57cec5SDimitry Andric                                                         FeatureHasSlowFPVMLx]>;
11250b57cec5SDimitry Andric
11260b57cec5SDimitry Andricdef : Processor<"arm1156t2-s",      ARMV6Itineraries,   [ARMv6t2]>;
11270b57cec5SDimitry Andricdef : Processor<"arm1156t2f-s",     ARMV6Itineraries,   [ARMv6t2,
11280b57cec5SDimitry Andric                                                         FeatureVFP2,
11290b57cec5SDimitry Andric                                                         FeatureHasSlowFPVMLx]>;
11300b57cec5SDimitry Andric
11310b57cec5SDimitry Andricdef : ProcessorModel<"cortex-a5",   CortexA8Model,      [ARMv7a, ProcA5,
11320b57cec5SDimitry Andric                                                         FeatureHasRetAddrStack,
11330b57cec5SDimitry Andric                                                         FeatureTrustZone,
11340b57cec5SDimitry Andric                                                         FeatureSlowFPBrcc,
11350b57cec5SDimitry Andric                                                         FeatureHasSlowFPVMLx,
1136480093f4SDimitry Andric                                                         FeatureHasSlowFPVFMx,
11370b57cec5SDimitry Andric                                                         FeatureVMLxForwarding,
11380b57cec5SDimitry Andric                                                         FeatureMP,
11390b57cec5SDimitry Andric                                                         FeatureVFP4]>;
11400b57cec5SDimitry Andric
11410b57cec5SDimitry Andricdef : ProcessorModel<"cortex-a7",   CortexA8Model,      [ARMv7a, ProcA7,
11420b57cec5SDimitry Andric                                                         FeatureHasRetAddrStack,
11430b57cec5SDimitry Andric                                                         FeatureTrustZone,
11440b57cec5SDimitry Andric                                                         FeatureSlowFPBrcc,
11450b57cec5SDimitry Andric                                                         FeatureHasVMLxHazards,
11460b57cec5SDimitry Andric                                                         FeatureHasSlowFPVMLx,
1147480093f4SDimitry Andric                                                         FeatureHasSlowFPVFMx,
11480b57cec5SDimitry Andric                                                         FeatureVMLxForwarding,
11490b57cec5SDimitry Andric                                                         FeatureMP,
11500b57cec5SDimitry Andric                                                         FeatureVFP4,
11510b57cec5SDimitry Andric                                                         FeatureVirtualization]>;
11520b57cec5SDimitry Andric
11530b57cec5SDimitry Andricdef : ProcessorModel<"cortex-a8",   CortexA8Model,      [ARMv7a, ProcA8,
11540b57cec5SDimitry Andric                                                         FeatureHasRetAddrStack,
11550b57cec5SDimitry Andric                                                         FeatureNonpipelinedVFP,
11560b57cec5SDimitry Andric                                                         FeatureTrustZone,
11570b57cec5SDimitry Andric                                                         FeatureSlowFPBrcc,
11580b57cec5SDimitry Andric                                                         FeatureHasVMLxHazards,
11590b57cec5SDimitry Andric                                                         FeatureHasSlowFPVMLx,
1160480093f4SDimitry Andric                                                         FeatureHasSlowFPVFMx,
11610b57cec5SDimitry Andric                                                         FeatureVMLxForwarding]>;
11620b57cec5SDimitry Andric
11630b57cec5SDimitry Andricdef : ProcessorModel<"cortex-a9",   CortexA9Model,      [ARMv7a, ProcA9,
11640b57cec5SDimitry Andric                                                         FeatureHasRetAddrStack,
11650b57cec5SDimitry Andric                                                         FeatureTrustZone,
11660b57cec5SDimitry Andric                                                         FeatureHasVMLxHazards,
11670b57cec5SDimitry Andric                                                         FeatureVMLxForwarding,
11680b57cec5SDimitry Andric                                                         FeatureFP16,
11690b57cec5SDimitry Andric                                                         FeatureAvoidPartialCPSR,
11700b57cec5SDimitry Andric                                                         FeatureExpandMLx,
11710b57cec5SDimitry Andric                                                         FeaturePreferVMOVSR,
11720b57cec5SDimitry Andric                                                         FeatureMuxedUnits,
11730b57cec5SDimitry Andric                                                         FeatureNEONForFPMovs,
11740b57cec5SDimitry Andric                                                         FeatureCheckVLDnAlign,
11750b57cec5SDimitry Andric                                                         FeatureMP]>;
11760b57cec5SDimitry Andric
11770b57cec5SDimitry Andricdef : ProcessorModel<"cortex-a12",  CortexA9Model,      [ARMv7a, ProcA12,
11780b57cec5SDimitry Andric                                                         FeatureHasRetAddrStack,
11790b57cec5SDimitry Andric                                                         FeatureTrustZone,
11800b57cec5SDimitry Andric                                                         FeatureVMLxForwarding,
11810b57cec5SDimitry Andric                                                         FeatureVFP4,
11820b57cec5SDimitry Andric                                                         FeatureAvoidPartialCPSR,
11830b57cec5SDimitry Andric                                                         FeatureVirtualization,
11840b57cec5SDimitry Andric                                                         FeatureMP]>;
11850b57cec5SDimitry Andric
11860b57cec5SDimitry Andricdef : ProcessorModel<"cortex-a15",  CortexA9Model,      [ARMv7a, ProcA15,
11870b57cec5SDimitry Andric                                                         FeatureDontWidenVMOVS,
11880b57cec5SDimitry Andric                                                         FeatureSplatVFPToNeon,
11890b57cec5SDimitry Andric                                                         FeatureHasRetAddrStack,
11900b57cec5SDimitry Andric                                                         FeatureMuxedUnits,
11910b57cec5SDimitry Andric                                                         FeatureTrustZone,
11920b57cec5SDimitry Andric                                                         FeatureVFP4,
11930b57cec5SDimitry Andric                                                         FeatureMP,
11940b57cec5SDimitry Andric                                                         FeatureCheckVLDnAlign,
11950b57cec5SDimitry Andric                                                         FeatureAvoidPartialCPSR,
11960b57cec5SDimitry Andric                                                         FeatureVirtualization]>;
11970b57cec5SDimitry Andric
11980b57cec5SDimitry Andricdef : ProcessorModel<"cortex-a17",  CortexA9Model,      [ARMv7a, ProcA17,
11990b57cec5SDimitry Andric                                                         FeatureHasRetAddrStack,
12000b57cec5SDimitry Andric                                                         FeatureTrustZone,
12010b57cec5SDimitry Andric                                                         FeatureMP,
12020b57cec5SDimitry Andric                                                         FeatureVMLxForwarding,
12030b57cec5SDimitry Andric                                                         FeatureVFP4,
12040b57cec5SDimitry Andric                                                         FeatureAvoidPartialCPSR,
12050b57cec5SDimitry Andric                                                         FeatureVirtualization]>;
12060b57cec5SDimitry Andric
12070b57cec5SDimitry Andric// FIXME: krait has currently the same features as A9 plus VFP4 and  HWDiv
12080b57cec5SDimitry Andricdef : ProcessorModel<"krait",       CortexA9Model,      [ARMv7a, ProcKrait,
12090b57cec5SDimitry Andric                                                         FeatureHasRetAddrStack,
12100b57cec5SDimitry Andric                                                         FeatureMuxedUnits,
12110b57cec5SDimitry Andric                                                         FeatureCheckVLDnAlign,
12120b57cec5SDimitry Andric                                                         FeatureVMLxForwarding,
12130b57cec5SDimitry Andric                                                         FeatureFP16,
12140b57cec5SDimitry Andric                                                         FeatureAvoidPartialCPSR,
12150b57cec5SDimitry Andric                                                         FeatureVFP4,
12160b57cec5SDimitry Andric                                                         FeatureHWDivThumb,
12170b57cec5SDimitry Andric                                                         FeatureHWDivARM]>;
12180b57cec5SDimitry Andric
12190b57cec5SDimitry Andricdef : ProcessorModel<"swift",       SwiftModel,         [ARMv7a, ProcSwift,
12200b57cec5SDimitry Andric                                                         FeatureHasRetAddrStack,
12210b57cec5SDimitry Andric                                                         FeatureNEONForFP,
12220b57cec5SDimitry Andric                                                         FeatureVFP4,
12230b57cec5SDimitry Andric                                                         FeatureUseWideStrideVFP,
12240b57cec5SDimitry Andric                                                         FeatureMP,
12250b57cec5SDimitry Andric                                                         FeatureHWDivThumb,
12260b57cec5SDimitry Andric                                                         FeatureHWDivARM,
12270b57cec5SDimitry Andric                                                         FeatureAvoidPartialCPSR,
12280b57cec5SDimitry Andric                                                         FeatureAvoidMOVsShOp,
12290b57cec5SDimitry Andric                                                         FeatureHasSlowFPVMLx,
1230480093f4SDimitry Andric                                                         FeatureHasSlowFPVFMx,
12310b57cec5SDimitry Andric                                                         FeatureHasVMLxHazards,
12320b57cec5SDimitry Andric                                                         FeatureProfUnpredicate,
12330b57cec5SDimitry Andric                                                         FeaturePrefISHSTBarrier,
12340b57cec5SDimitry Andric                                                         FeatureSlowOddRegister,
12350b57cec5SDimitry Andric                                                         FeatureSlowLoadDSubreg,
12360b57cec5SDimitry Andric                                                         FeatureSlowVGETLNi32,
12370b57cec5SDimitry Andric                                                         FeatureSlowVDUP32,
12380b57cec5SDimitry Andric                                                         FeatureUseMISched,
12390b57cec5SDimitry Andric                                                         FeatureNoPostRASched]>;
12400b57cec5SDimitry Andric
12410b57cec5SDimitry Andricdef : ProcessorModel<"cortex-r4",   CortexA8Model,      [ARMv7r, ProcR4,
12420b57cec5SDimitry Andric                                                         FeatureHasRetAddrStack,
12430b57cec5SDimitry Andric                                                         FeatureAvoidPartialCPSR]>;
12440b57cec5SDimitry Andric
12450b57cec5SDimitry Andricdef : ProcessorModel<"cortex-r4f",  CortexA8Model,      [ARMv7r, ProcR4,
12460b57cec5SDimitry Andric                                                         FeatureHasRetAddrStack,
12470b57cec5SDimitry Andric                                                         FeatureSlowFPBrcc,
12480b57cec5SDimitry Andric                                                         FeatureHasSlowFPVMLx,
1249480093f4SDimitry Andric                                                         FeatureHasSlowFPVFMx,
12500b57cec5SDimitry Andric                                                         FeatureVFP3_D16,
12510b57cec5SDimitry Andric                                                         FeatureAvoidPartialCPSR]>;
12520b57cec5SDimitry Andric
12530b57cec5SDimitry Andricdef : ProcessorModel<"cortex-r5",   CortexA8Model,      [ARMv7r, ProcR5,
12540b57cec5SDimitry Andric                                                         FeatureHasRetAddrStack,
12550b57cec5SDimitry Andric                                                         FeatureVFP3_D16,
12560b57cec5SDimitry Andric                                                         FeatureSlowFPBrcc,
12570b57cec5SDimitry Andric                                                         FeatureHWDivARM,
12580b57cec5SDimitry Andric                                                         FeatureHasSlowFPVMLx,
1259480093f4SDimitry Andric                                                         FeatureHasSlowFPVFMx,
12600b57cec5SDimitry Andric                                                         FeatureAvoidPartialCPSR]>;
12610b57cec5SDimitry Andric
12620b57cec5SDimitry Andricdef : ProcessorModel<"cortex-r7",   CortexA8Model,      [ARMv7r, ProcR7,
12630b57cec5SDimitry Andric                                                         FeatureHasRetAddrStack,
12640b57cec5SDimitry Andric                                                         FeatureVFP3_D16,
12650b57cec5SDimitry Andric                                                         FeatureFP16,
12660b57cec5SDimitry Andric                                                         FeatureMP,
12670b57cec5SDimitry Andric                                                         FeatureSlowFPBrcc,
12680b57cec5SDimitry Andric                                                         FeatureHWDivARM,
12690b57cec5SDimitry Andric                                                         FeatureHasSlowFPVMLx,
1270480093f4SDimitry Andric                                                         FeatureHasSlowFPVFMx,
12710b57cec5SDimitry Andric                                                         FeatureAvoidPartialCPSR]>;
12720b57cec5SDimitry Andric
12730b57cec5SDimitry Andricdef : ProcessorModel<"cortex-r8",   CortexA8Model,      [ARMv7r,
12740b57cec5SDimitry Andric                                                         FeatureHasRetAddrStack,
12750b57cec5SDimitry Andric                                                         FeatureVFP3_D16,
12760b57cec5SDimitry Andric                                                         FeatureFP16,
12770b57cec5SDimitry Andric                                                         FeatureMP,
12780b57cec5SDimitry Andric                                                         FeatureSlowFPBrcc,
12790b57cec5SDimitry Andric                                                         FeatureHWDivARM,
12800b57cec5SDimitry Andric                                                         FeatureHasSlowFPVMLx,
1281480093f4SDimitry Andric                                                         FeatureHasSlowFPVFMx,
12820b57cec5SDimitry Andric                                                         FeatureAvoidPartialCPSR]>;
12830b57cec5SDimitry Andric
12840b57cec5SDimitry Andricdef : ProcessorModel<"cortex-m3",   CortexM4Model,      [ARMv7m,
12850b57cec5SDimitry Andric                                                         ProcM3,
12860b57cec5SDimitry Andric                                                         FeaturePrefLoopAlign32,
12870b57cec5SDimitry Andric                                                         FeatureUseMISched,
12880b57cec5SDimitry Andric                                                         FeatureHasNoBranchPredictor]>;
12890b57cec5SDimitry Andric
12900b57cec5SDimitry Andricdef : ProcessorModel<"sc300",       CortexM4Model,      [ARMv7m,
12910b57cec5SDimitry Andric                                                         ProcM3,
12920b57cec5SDimitry Andric                                                         FeatureUseMISched,
12930b57cec5SDimitry Andric                                                         FeatureHasNoBranchPredictor]>;
12940b57cec5SDimitry Andric
12950b57cec5SDimitry Andricdef : ProcessorModel<"cortex-m4", CortexM4Model,        [ARMv7em,
12960b57cec5SDimitry Andric                                                         FeatureVFP4_D16_SP,
12970b57cec5SDimitry Andric                                                         FeaturePrefLoopAlign32,
12980b57cec5SDimitry Andric                                                         FeatureHasSlowFPVMLx,
1299480093f4SDimitry Andric                                                         FeatureHasSlowFPVFMx,
13000b57cec5SDimitry Andric                                                         FeatureUseMISched,
13010b57cec5SDimitry Andric                                                         FeatureHasNoBranchPredictor]>;
13020b57cec5SDimitry Andric
1303e8d8bef9SDimitry Andricdef : ProcessorModel<"cortex-m7", CortexM7Model,        [ARMv7em,
1304e8d8bef9SDimitry Andric                                                         ProcM7,
1305e8d8bef9SDimitry Andric                                                         FeatureFPARMv8_D16,
1306e8d8bef9SDimitry Andric                                                         FeatureUseMISched]>;
13070b57cec5SDimitry Andric
13080b57cec5SDimitry Andricdef : ProcNoItin<"cortex-m23",                          [ARMv8mBaseline,
1309fe6060f1SDimitry Andric                                                         FeatureNoMovt,
1310fe6060f1SDimitry Andric                                                         FeatureHasNoBranchPredictor]>;
13110b57cec5SDimitry Andric
13120b57cec5SDimitry Andricdef : ProcessorModel<"cortex-m33", CortexM4Model,       [ARMv8mMainline,
13130b57cec5SDimitry Andric                                                         FeatureDSP,
13140b57cec5SDimitry Andric                                                         FeatureFPARMv8_D16_SP,
13150b57cec5SDimitry Andric                                                         FeaturePrefLoopAlign32,
13160b57cec5SDimitry Andric                                                         FeatureHasSlowFPVMLx,
1317480093f4SDimitry Andric                                                         FeatureHasSlowFPVFMx,
13180b57cec5SDimitry Andric                                                         FeatureUseMISched,
1319349cc55cSDimitry Andric                                                         FeatureHasNoBranchPredictor,
1320349cc55cSDimitry Andric                                                         FeatureFixCMSE_CVE_2021_35465]>;
13210b57cec5SDimitry Andric
13220b57cec5SDimitry Andricdef : ProcessorModel<"cortex-m35p", CortexM4Model,      [ARMv8mMainline,
13230b57cec5SDimitry Andric                                                         FeatureDSP,
13240b57cec5SDimitry Andric                                                         FeatureFPARMv8_D16_SP,
13250b57cec5SDimitry Andric                                                         FeaturePrefLoopAlign32,
13260b57cec5SDimitry Andric                                                         FeatureHasSlowFPVMLx,
1327480093f4SDimitry Andric                                                         FeatureHasSlowFPVFMx,
13280b57cec5SDimitry Andric                                                         FeatureUseMISched,
1329349cc55cSDimitry Andric                                                         FeatureHasNoBranchPredictor,
1330349cc55cSDimitry Andric                                                         FeatureFixCMSE_CVE_2021_35465]>;
13310b57cec5SDimitry Andric
13325ffd83dbSDimitry Andricdef : ProcessorModel<"cortex-m55", CortexM4Model,      [ARMv81mMainline,
13335ffd83dbSDimitry Andric                                                         FeatureDSP,
13345ffd83dbSDimitry Andric                                                         FeatureFPARMv8_D16,
13355ffd83dbSDimitry Andric                                                         FeatureUseMISched,
13365ffd83dbSDimitry Andric                                                         FeatureHasNoBranchPredictor,
13375ffd83dbSDimitry Andric                                                         FeaturePrefLoopAlign32,
13385ffd83dbSDimitry Andric                                                         FeatureHasSlowFPVMLx,
1339349cc55cSDimitry Andric                                                         HasMVEFloatOps,
1340349cc55cSDimitry Andric                                                         FeatureFixCMSE_CVE_2021_35465]>;
13410b57cec5SDimitry Andric
13420b57cec5SDimitry Andricdef : ProcNoItin<"cortex-a32",                           [ARMv8a,
13430b57cec5SDimitry Andric                                                         FeatureHWDivThumb,
13440b57cec5SDimitry Andric                                                         FeatureHWDivARM,
13450b57cec5SDimitry Andric                                                         FeatureCrypto,
13460b57cec5SDimitry Andric                                                         FeatureCRC]>;
13470b57cec5SDimitry Andric
13480b57cec5SDimitry Andricdef : ProcNoItin<"cortex-a35",                          [ARMv8a, ProcA35,
13490b57cec5SDimitry Andric                                                         FeatureHWDivThumb,
13500b57cec5SDimitry Andric                                                         FeatureHWDivARM,
13510b57cec5SDimitry Andric                                                         FeatureCrypto,
13520b57cec5SDimitry Andric                                                         FeatureCRC]>;
13530b57cec5SDimitry Andric
13540b57cec5SDimitry Andricdef : ProcNoItin<"cortex-a53",                          [ARMv8a, ProcA53,
13550b57cec5SDimitry Andric                                                         FeatureHWDivThumb,
13560b57cec5SDimitry Andric                                                         FeatureHWDivARM,
13570b57cec5SDimitry Andric                                                         FeatureCrypto,
13580b57cec5SDimitry Andric                                                         FeatureCRC,
13590b57cec5SDimitry Andric                                                         FeatureFPAO]>;
13600b57cec5SDimitry Andric
13610b57cec5SDimitry Andricdef : ProcNoItin<"cortex-a55",                          [ARMv82a, ProcA55,
13620b57cec5SDimitry Andric                                                         FeatureHWDivThumb,
13630b57cec5SDimitry Andric                                                         FeatureHWDivARM,
13640b57cec5SDimitry Andric                                                         FeatureDotProd]>;
13650b57cec5SDimitry Andric
13660b57cec5SDimitry Andricdef : ProcessorModel<"cortex-a57",  CortexA57Model,     [ARMv8a, ProcA57,
13670b57cec5SDimitry Andric                                                         FeatureHWDivThumb,
13680b57cec5SDimitry Andric                                                         FeatureHWDivARM,
13690b57cec5SDimitry Andric                                                         FeatureCrypto,
13700b57cec5SDimitry Andric                                                         FeatureCRC,
13710b57cec5SDimitry Andric                                                         FeatureFPAO,
13720b57cec5SDimitry Andric                                                         FeatureAvoidPartialCPSR,
13730b57cec5SDimitry Andric                                                         FeatureCheapPredicableCPSR]>;
13740b57cec5SDimitry Andric
13750b57cec5SDimitry Andricdef : ProcessorModel<"cortex-a72",  CortexA57Model,     [ARMv8a, ProcA72,
13760b57cec5SDimitry Andric                                                         FeatureHWDivThumb,
13770b57cec5SDimitry Andric                                                         FeatureHWDivARM,
13780b57cec5SDimitry Andric                                                         FeatureCrypto,
13790b57cec5SDimitry Andric                                                         FeatureCRC]>;
13800b57cec5SDimitry Andric
13810b57cec5SDimitry Andricdef : ProcNoItin<"cortex-a73",                          [ARMv8a, ProcA73,
13820b57cec5SDimitry Andric                                                         FeatureHWDivThumb,
13830b57cec5SDimitry Andric                                                         FeatureHWDivARM,
13840b57cec5SDimitry Andric                                                         FeatureCrypto,
13850b57cec5SDimitry Andric                                                         FeatureCRC]>;
13860b57cec5SDimitry Andric
13870b57cec5SDimitry Andricdef : ProcNoItin<"cortex-a75",                          [ARMv82a, ProcA75,
13880b57cec5SDimitry Andric                                                         FeatureHWDivThumb,
13890b57cec5SDimitry Andric                                                         FeatureHWDivARM,
13900b57cec5SDimitry Andric                                                         FeatureDotProd]>;
13910b57cec5SDimitry Andric
13920b57cec5SDimitry Andricdef : ProcNoItin<"cortex-a76",                          [ARMv82a, ProcA76,
13930b57cec5SDimitry Andric                                                         FeatureHWDivThumb,
13940b57cec5SDimitry Andric                                                         FeatureHWDivARM,
13950b57cec5SDimitry Andric                                                         FeatureCrypto,
13960b57cec5SDimitry Andric                                                         FeatureCRC,
13970b57cec5SDimitry Andric                                                         FeatureFullFP16,
13980b57cec5SDimitry Andric                                                         FeatureDotProd]>;
13990b57cec5SDimitry Andric
14000b57cec5SDimitry Andricdef : ProcNoItin<"cortex-a76ae",                        [ARMv82a, ProcA76,
14010b57cec5SDimitry Andric                                                         FeatureHWDivThumb,
14020b57cec5SDimitry Andric                                                         FeatureHWDivARM,
14030b57cec5SDimitry Andric                                                         FeatureCrypto,
14040b57cec5SDimitry Andric                                                         FeatureCRC,
14050b57cec5SDimitry Andric                                                         FeatureFullFP16,
14060b57cec5SDimitry Andric                                                         FeatureDotProd]>;
14070b57cec5SDimitry Andric
14085ffd83dbSDimitry Andricdef : ProcNoItin<"cortex-a77",                          [ARMv82a, ProcA77,
14095ffd83dbSDimitry Andric                                                         FeatureHWDivThumb,
14105ffd83dbSDimitry Andric                                                         FeatureHWDivARM,
14115ffd83dbSDimitry Andric                                                         FeatureCrypto,
14125ffd83dbSDimitry Andric                                                         FeatureCRC,
14135ffd83dbSDimitry Andric                                                         FeatureFullFP16,
14145ffd83dbSDimitry Andric                                                         FeatureDotProd]>;
14155ffd83dbSDimitry Andric
14165ffd83dbSDimitry Andricdef : ProcNoItin<"cortex-a78",                          [ARMv82a, ProcA78,
14175ffd83dbSDimitry Andric                                                         FeatureHWDivThumb,
14185ffd83dbSDimitry Andric                                                         FeatureHWDivARM,
14195ffd83dbSDimitry Andric                                                         FeatureCrypto,
14205ffd83dbSDimitry Andric                                                         FeatureCRC,
14215ffd83dbSDimitry Andric                                                         FeatureFullFP16,
14225ffd83dbSDimitry Andric                                                         FeatureDotProd]>;
14235ffd83dbSDimitry Andric
1424e8d8bef9SDimitry Andricdef : ProcNoItin<"cortex-a78c",                         [ARMv82a, ProcA78C,
1425e8d8bef9SDimitry Andric                                                         FeatureHWDivThumb,
1426e8d8bef9SDimitry Andric                                                         FeatureHWDivARM,
1427e8d8bef9SDimitry Andric                                                         FeatureCrypto,
1428e8d8bef9SDimitry Andric                                                         FeatureCRC,
1429e8d8bef9SDimitry Andric                                                         FeatureDotProd,
1430e8d8bef9SDimitry Andric                                                         FeatureFullFP16]>;
1431e8d8bef9SDimitry Andric
1432349cc55cSDimitry Andricdef : ProcNoItin<"cortex-a710",                         [ARMv9a, ProcA710,
1433349cc55cSDimitry Andric                                                         FeatureHWDivThumb,
1434349cc55cSDimitry Andric                                                         FeatureHWDivARM,
1435349cc55cSDimitry Andric                                                         FeatureFP16FML,
1436349cc55cSDimitry Andric                                                         FeatureBF16,
1437349cc55cSDimitry Andric                                                         FeatureMatMulInt8,
1438349cc55cSDimitry Andric                                                         FeatureSB]>;
1439349cc55cSDimitry Andric
14405ffd83dbSDimitry Andricdef : ProcNoItin<"cortex-x1",                           [ARMv82a, ProcX1,
14415ffd83dbSDimitry Andric                                                         FeatureHWDivThumb,
14425ffd83dbSDimitry Andric                                                         FeatureHWDivARM,
14435ffd83dbSDimitry Andric                                                         FeatureCrypto,
14445ffd83dbSDimitry Andric                                                         FeatureCRC,
14455ffd83dbSDimitry Andric                                                         FeatureFullFP16,
14465ffd83dbSDimitry Andric                                                         FeatureDotProd]>;
14475ffd83dbSDimitry Andric
1448*1fd87a68SDimitry Andricdef : ProcNoItin<"cortex-x1c",                          [ARMv82a, ProcX1C,
1449*1fd87a68SDimitry Andric                                                         FeatureHWDivThumb,
1450*1fd87a68SDimitry Andric                                                         FeatureHWDivARM,
1451*1fd87a68SDimitry Andric                                                         FeatureCrypto,
1452*1fd87a68SDimitry Andric                                                         FeatureCRC,
1453*1fd87a68SDimitry Andric                                                         FeatureFullFP16,
1454*1fd87a68SDimitry Andric                                                         FeatureDotProd]>;
1455*1fd87a68SDimitry Andric
1456e8d8bef9SDimitry Andricdef : ProcNoItin<"neoverse-v1",                         [ARMv84a,
1457e8d8bef9SDimitry Andric                                                         FeatureHWDivThumb,
1458e8d8bef9SDimitry Andric                                                         FeatureHWDivARM,
1459e8d8bef9SDimitry Andric                                                         FeatureCrypto,
1460e8d8bef9SDimitry Andric                                                         FeatureCRC,
1461e8d8bef9SDimitry Andric                                                         FeatureFullFP16,
1462e8d8bef9SDimitry Andric                                                         FeatureBF16,
1463e8d8bef9SDimitry Andric                                                         FeatureMatMulInt8]>;
1464e8d8bef9SDimitry Andric
14658bcb0991SDimitry Andricdef : ProcNoItin<"neoverse-n1",                         [ARMv82a,
14668bcb0991SDimitry Andric                                                         FeatureHWDivThumb,
14678bcb0991SDimitry Andric                                                         FeatureHWDivARM,
14688bcb0991SDimitry Andric                                                         FeatureCrypto,
14698bcb0991SDimitry Andric                                                         FeatureCRC,
14708bcb0991SDimitry Andric                                                         FeatureDotProd]>;
14718bcb0991SDimitry Andric
1472e8d8bef9SDimitry Andricdef : ProcNoItin<"neoverse-n2",                         [ARMv85a,
1473e8d8bef9SDimitry Andric                                                         FeatureBF16,
147404eeddc0SDimitry Andric                                                         FeatureMatMulInt8]>;
1475e8d8bef9SDimitry Andric
14760b57cec5SDimitry Andricdef : ProcessorModel<"cyclone",     SwiftModel,         [ARMv8a, ProcSwift,
14770b57cec5SDimitry Andric                                                         FeatureHasRetAddrStack,
14780b57cec5SDimitry Andric                                                         FeatureNEONForFP,
14790b57cec5SDimitry Andric                                                         FeatureVFP4,
14800b57cec5SDimitry Andric                                                         FeatureMP,
14810b57cec5SDimitry Andric                                                         FeatureHWDivThumb,
14820b57cec5SDimitry Andric                                                         FeatureHWDivARM,
14830b57cec5SDimitry Andric                                                         FeatureAvoidPartialCPSR,
14840b57cec5SDimitry Andric                                                         FeatureAvoidMOVsShOp,
14850b57cec5SDimitry Andric                                                         FeatureHasSlowFPVMLx,
1486480093f4SDimitry Andric                                                         FeatureHasSlowFPVFMx,
14870b57cec5SDimitry Andric                                                         FeatureCrypto,
14880b57cec5SDimitry Andric                                                         FeatureUseMISched,
14890b57cec5SDimitry Andric                                                         FeatureZCZeroing,
14900b57cec5SDimitry Andric                                                         FeatureNoPostRASched]>;
14910b57cec5SDimitry Andric
14920b57cec5SDimitry Andricdef : ProcNoItin<"exynos-m3",                           [ARMv8a, ProcExynos]>;
14930b57cec5SDimitry Andricdef : ProcNoItin<"exynos-m4",                           [ARMv82a, ProcExynos,
14940b57cec5SDimitry Andric                                                         FeatureFullFP16,
14950b57cec5SDimitry Andric                                                         FeatureDotProd]>;
14960b57cec5SDimitry Andricdef : ProcNoItin<"exynos-m5",                           [ARMv82a, ProcExynos,
14970b57cec5SDimitry Andric                                                         FeatureFullFP16,
14980b57cec5SDimitry Andric                                                         FeatureDotProd]>;
14990b57cec5SDimitry Andric
15000b57cec5SDimitry Andricdef : ProcNoItin<"kryo",                                [ARMv8a, ProcKryo,
15010b57cec5SDimitry Andric                                                         FeatureHWDivThumb,
15020b57cec5SDimitry Andric                                                         FeatureHWDivARM,
15030b57cec5SDimitry Andric                                                         FeatureCrypto,
15040b57cec5SDimitry Andric                                                         FeatureCRC]>;
15050b57cec5SDimitry Andric
15060b57cec5SDimitry Andricdef : ProcessorModel<"cortex-r52", CortexR52Model,      [ARMv8r, ProcR52,
15070b57cec5SDimitry Andric                                                         FeatureUseMISched,
1508480093f4SDimitry Andric                                                         FeatureFPAO]>;
15090b57cec5SDimitry Andric
15100b57cec5SDimitry Andric//===----------------------------------------------------------------------===//
15110b57cec5SDimitry Andric// Declare the target which we are implementing
15120b57cec5SDimitry Andric//===----------------------------------------------------------------------===//
15130b57cec5SDimitry Andric
15140b57cec5SDimitry Andricdef ARMAsmWriter : AsmWriter {
15150b57cec5SDimitry Andric  string AsmWriterClassName  = "InstPrinter";
15160b57cec5SDimitry Andric  int PassSubtarget = 1;
15170b57cec5SDimitry Andric  int Variant = 0;
15180b57cec5SDimitry Andric  bit isMCAsmWriter = 1;
15190b57cec5SDimitry Andric}
15200b57cec5SDimitry Andric
15210b57cec5SDimitry Andricdef ARMAsmParser : AsmParser {
15220b57cec5SDimitry Andric  bit ReportMultipleNearMisses = 1;
15230b57cec5SDimitry Andric}
15240b57cec5SDimitry Andric
15250b57cec5SDimitry Andricdef ARMAsmParserVariant : AsmParserVariant {
15260b57cec5SDimitry Andric  int Variant = 0;
15270b57cec5SDimitry Andric  string Name = "ARM";
15280b57cec5SDimitry Andric  string BreakCharacters = ".";
15290b57cec5SDimitry Andric}
15300b57cec5SDimitry Andric
15310b57cec5SDimitry Andricdef ARM : Target {
15320b57cec5SDimitry Andric  // Pull in Instruction Info.
15330b57cec5SDimitry Andric  let InstructionSet = ARMInstrInfo;
15340b57cec5SDimitry Andric  let AssemblyWriters = [ARMAsmWriter];
15350b57cec5SDimitry Andric  let AssemblyParsers = [ARMAsmParser];
15360b57cec5SDimitry Andric  let AssemblyParserVariants = [ARMAsmParserVariant];
15370b57cec5SDimitry Andric  let AllowRegisterRenaming = 1;
15380b57cec5SDimitry Andric}
1539