1 //===-- CSKYAsmBackend.cpp - CSKY Assembler Backend -----------------------===//
18 #define DEBUG_TYPE "csky-asmbackend"
31       {CSKY::Fixups::fixup_csky_addr32, {"fixup_csky_addr32", 0, 32, 0}},  in getFixupKindInfo()
32       {CSKY::Fixups::fixup_csky_addr_hi16, {"fixup_csky_addr_hi16", 0, 32, 0}},  in getFixupKindInfo()
33       {CSKY::Fixups::fixup_csky_addr_lo16, {"fixup_csky_addr_lo16", 0, 32, 0}},  in getFixupKindInfo()
34       {CSKY::Fixups::fixup_csky_pcrel_imm16_scale2,  in getFixupKindInfo()
36       {CSKY::Fixups::fixup_csky_pcrel_uimm16_scale4,  in getFixupKindInfo()
40       {CSKY::Fixups::fixup_csky_pcrel_uimm8_scale4,  in getFixupKindInfo()
44       {CSKY::Fixups::fixup_csky_pcrel_imm26_scale2,  in getFixupKindInfo()
46       {CSKY::Fixups::fixup_csky_pcrel_imm18_scale2,  in getFixupKindInfo()
48       {CSKY::Fixups::fixup_csky_got32, {"fixup_csky_got32", 0, 32, 0}},  in getFixupKindInfo()
49       {CSKY::Fixups::fixup_csky_got_imm18_scale4,  in getFixupKindInfo()
51       {CSKY::Fixups::fixup_csky_gotoff, {"fixup_csky_gotoff", 0, 32, 0}},  in getFixupKindInfo()
52       {CSKY::Fixups::fixup_csky_gotpc,  in getFixupKindInfo()
54       {CSKY::Fixups::fixup_csky_plt32, {"fixup_csky_plt32", 0, 32, 0}},  in getFixupKindInfo()
55       {CSKY::Fixups::fixup_csky_plt_imm18_scale4,  in getFixupKindInfo()
57       {CSKY::Fixups::fixup_csky_pcrel_imm10_scale2,  in getFixupKindInfo()
59       {CSKY::Fixups::fixup_csky_pcrel_uimm7_scale4,  in getFixupKindInfo()
63       {CSKY::Fixups::fixup_csky_doffset_imm18,  in getFixupKindInfo()
65       {CSKY::Fixups::fixup_csky_doffset_imm18_scale2,  in getFixupKindInfo()
67       {CSKY::Fixups::fixup_csky_doffset_imm18_scale4,  in getFixupKindInfo()
70   assert(Infos.size() == CSKY::NumTargetFixupKinds &&  in getFixupKindInfo()
90   case CSKY::fixup_csky_got32:  in adjustFixupValue()
91   case CSKY::fixup_csky_got_imm18_scale4:  in adjustFixupValue()
92   case CSKY::fixup_csky_gotoff:  in adjustFixupValue()
93   case CSKY::fixup_csky_gotpc:  in adjustFixupValue()
94   case CSKY::fixup_csky_plt32:  in adjustFixupValue()
95   case CSKY::fixup_csky_plt_imm18_scale4:  in adjustFixupValue()
102   case CSKY::fixup_csky_addr32:  in adjustFixupValue()
104   case CSKY::fixup_csky_pcrel_imm16_scale2:  in adjustFixupValue()
111   case CSKY::fixup_csky_pcrel_uimm16_scale4:  in adjustFixupValue()
118   case CSKY::fixup_csky_pcrel_imm26_scale2:  in adjustFixupValue()
125   case CSKY::fixup_csky_pcrel_imm18_scale2:  in adjustFixupValue()
132   case CSKY::fixup_csky_pcrel_uimm8_scale4: {  in adjustFixupValue()
144   case CSKY::fixup_csky_pcrel_imm10_scale2:  in adjustFixupValue()
151   case CSKY::fixup_csky_pcrel_uimm7_scale4:  in adjustFixupValue()
189   case CSKY::fixup_csky_pcrel_imm10_scale2:  in fixupNeedsRelaxationAdvanced()
191   case CSKY::fixup_csky_pcrel_imm16_scale2:  in fixupNeedsRelaxationAdvanced()
193   case CSKY::fixup_csky_pcrel_imm26_scale2:  in fixupNeedsRelaxationAdvanced()
195   case CSKY::fixup_csky_pcrel_uimm7_scale4:  in fixupNeedsRelaxationAdvanced()
246   case CSKY::JBR32:  in mayNeedRelaxation()
247   case CSKY::JBT32:  in mayNeedRelaxation()
248   case CSKY::JBF32:  in mayNeedRelaxation()
249   case CSKY::JBSR32:  in mayNeedRelaxation()
250     if (!STI.hasFeature(CSKY::Has2E3))  in mayNeedRelaxation()
253   case CSKY::JBR16:  in mayNeedRelaxation()
254   case CSKY::JBT16:  in mayNeedRelaxation()
255   case CSKY::JBF16:  in mayNeedRelaxation()
256   case CSKY::LRW16:  in mayNeedRelaxation()
257   case CSKY::BR16:  in mayNeedRelaxation()
271   case CSKY::fixup_csky_got32:  in shouldForceRelocation()
272   case CSKY::fixup_csky_got_imm18_scale4:  in shouldForceRelocation()
273   case CSKY::fixup_csky_gotoff:  in shouldForceRelocation()
274   case CSKY::fixup_csky_gotpc:  in shouldForceRelocation()
275   case CSKY::fixup_csky_plt32:  in shouldForceRelocation()
276   case CSKY::fixup_csky_plt_imm18_scale4:  in shouldForceRelocation()
277   case CSKY::fixup_csky_doffset_imm18:  in shouldForceRelocation()
278   case CSKY::fixup_csky_doffset_imm18_scale2:  in shouldForceRelocation()
279   case CSKY::fixup_csky_doffset_imm18_scale4:  in shouldForceRelocation()
299   case CSKY::LRW16:  in relaxInstruction()
300     Res.setOpcode(CSKY::LRW32);  in relaxInstruction()
304   case CSKY::BR16:  in relaxInstruction()
305     Res.setOpcode(CSKY::BR32);  in relaxInstruction()
308   case CSKY::JBSR32:  in relaxInstruction()
309     Res.setOpcode(CSKY::JSRI32);  in relaxInstruction()
312   case CSKY::JBR32:  in relaxInstruction()
313     Res.setOpcode(CSKY::JMPI32);  in relaxInstruction()
316   case CSKY::JBT32:  in relaxInstruction()
317   case CSKY::JBF32:  in relaxInstruction()
318     Res.setOpcode(Inst.getOpcode() == CSKY::JBT32 ? CSKY::JBT_E : CSKY::JBF_E);  in relaxInstruction()
323   case CSKY::JBR16:  in relaxInstruction()
324     Res.setOpcode(CSKY::JBR32);  in relaxInstruction()
328   case CSKY::JBT16:  in relaxInstruction()
329   case CSKY::JBF16:  in relaxInstruction()
332     if (STI.hasFeature(CSKY::HasE2))  in relaxInstruction()
333       opcode = Inst.getOpcode() == CSKY::JBT16 ? CSKY::JBT32 : CSKY::JBF32;  in relaxInstruction()
335       opcode = Inst.getOpcode() == CSKY::JBT16 ? CSKY::JBT_E : CSKY::JBF_E;  in relaxInstruction()