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/linux/arch/xtensa/mm/
H A Dmisc.S28 * a2
36 __loopi a2, a7, PAGE_SIZE, 32
37 s32i a3, a2, 0
38 s32i a3, a2, 4
39 s32i a3, a2, 8
40 s32i a3, a2, 12
41 s32i a3, a2, 16
42 s32i a3, a2, 20
43 s32i a3, a2, 24
44 s32i a3, a2, 28
[all …]
/linux/arch/xtensa/kernel/
H A Dentry.S104 * a2: new stack pointer, original value in depc
106 * depc: a2, original value saved on stack (PT_DEPC)
124 /* Save a1, a2, a3, and set SP. */
127 s32i a1, a2, PT_AREG1
128 s32i a0, a2, PT_AREG2
129 s32i a3, a2, PT_AREG3
130 mov a1, a2
137 movi a2, 0
138 wsr a2, depc # terminate user stack trace with 0
140 xsr a2, icountlevel
[all …]
H A Dhead.S36 * - a2 contains either 0 or a pointer to a list of boot parameters.
44 * The bootloader passes a pointer to a list of boot parameters in a2.
58 wsr a2, excsave1
89 rsr a2, excsave1
91 bltu a2, a3, 1f
92 sub a2, a2, a3
94 bgeu a2, a3, 1f
96 add a2, a2, a3
97 wsr a2, excsave1
118 movi a2, VECBASE_VADDR
[all …]
H A Dvectors.S30 * a2: new stack pointer, original value in depc
32 * depc: a2, original value saved on stack (PT_DEPC)
75 wsr a2, depc # save a2
76 l32i a2, a3, EXC_TABLE_KSTK # load kernel stack to a2
77 s32i a0, a2, PT_AREG0 # save a0 to ESF
79 s32i a0, a2, PT_DEPC # mark it as a regular exception
102 wsr a2, depc # save a2
103 addi a2, a1, -16 - PT_KERNEL_SIZE # adjust stack pointer
104 s32i a0, a2, PT_AREG0 # save a0 to ESF
106 s32i a0, a2, PT_DEPC # mark it as a regular exception
[all …]
H A Dalign.S154 * a2: new stack pointer, original in DEPC
156 * depc: a2, original value saved on stack (PT_DEPC)
217 * a2: new stack pointer, original in DEPC
219 * depc: a2, original value saved on stack (PT_DEPC)
309 s32i a3, a2, PT_AREG0; _j .Lexit; .align 8
311 s32i a3, a2, PT_AREG2; _j .Lexit; .align 8
312 s32i a3, a2, PT_AREG3; _j .Lexit; .align 8
313 s32i a3, a2, PT_AREG4; _j .Lexit; .align 8
314 s32i a3, a2, PT_AREG5; _j .Lexit; .align 8
315 s32i a3, a2, PT_AREG6; _j .Lexit; .align 8
[all …]
H A Dcoprocessor.S52 xchal_cp##x##_store a2 a3 a4 a5 a6; \
60 xchal_cp##x##_load a2 a3 a4 a5 a6; \
113 * a2: new stack pointer, original in DEPC
115 * depc: a2, original value saved on stack (PT_DEPC)
124 s32i a3, a2, PT_AREG3
132 GET_THREAD_INFO (a0, a2)
146 l32i a3, a2, PT_AREG3
156 s32i a1, a2, PT_AREG1
157 s32i a3, a2, PT_SAR
158 mov a1, a2
[all …]
/linux/arch/xtensa/lib/
H A Dmulsi3.S38 mull a2, a2, a3
41 or a4, a2, a3
44 mul16u a2, a2, a3
47 srai a4, a2, 16
50 mul16u a6, a5, a2
51 mul16u a4, a2, a3
54 add a2, a7, a4
57 mul.aa.hl a2, a3
58 mula.aa.lh a2, a3
60 umul.aa.ll a2, a3
[all …]
H A Dchecksum.S25 * a2 = buf
47 extui a5, a2, 0, 2
57 add a5, a5, a2 /* a5 = end of last 32-byte chunk */
60 l32i a6, a2, 0
61 l32i a7, a2, 4
64 l32i a6, a2, 8
65 l32i a7, a2, 12
68 l32i a6, a2, 16
69 l32i a7, a2, 20
72 l32i a6, a2, 24
[all …]
H A Ddivsi3.S10 quos a2, a2, a3
12 xor a7, a2, a3 /* sign = dividend ^ divisor */
13 do_abs a6, a2, a4 /* udividend = abs (dividend) */
16 do_nsau a5, a6, a2, a8 /* udividend_shift = nsau (udividend) */
17 do_nsau a4, a3, a2, a8 /* udivisor_shift = nsau (udivisor) */
23 movi a2, 0 /* quotient = 0 */
32 addi a2, a2, 1
34 slli a2, a2, 1
43 addi a2, a2, 1 /* increment if udividend >= udivisor */
45 neg a5, a2
[all …]
H A Dudivsi3.S10 quou a2, a2, a3
14 mov a6, a2 /* keep dividend in a6 */
15 do_nsau a5, a6, a2, a7 /* dividend_shift = nsau (dividend) */
16 do_nsau a4, a3, a2, a7 /* divisor_shift = nsau (divisor) */
22 movi a2, 0 /* quotient = 0 */
31 addi a2, a2, 1
33 slli a2, a2, 1
42 addi a2, a2, 1 /* increment quotient if dividend >= divisor */
53 movi a2, 1
64 movi a2, 0
H A Dbswapdi2.S10 srli a4, a2, 16
11 src a4, a4, a2
13 src a4, a2, a4
14 srli a2, a3, 16
15 src a2, a2, a3
16 src a2, a2, a2
17 src a2, a3, a2
H A Dstrnlen_user.S35 # a2/ src
49 # a2/ s, a3/ len
50 addi a4, a2, -4 # because we overincrement at the end;
56 bbsi.l a2, 0, .L1mod2 # if only 8-bit aligned
57 bbsi.l a2, 1, .L2mod4 # if only 16-bit aligned
98 sub a2, a4, a2 # compute length
108 sub a2, a4, a2 # subtract to get length
112 sub a2, a4, a2 # subtract to get length
116 sub a2, a4, a2 # subtract to get length
132 sub a2, a4, a2 # subtract to get length
[all …]
H A Dmodsi3.S10 rems a2, a2, a3
12 mov a7, a2 /* save original (signed) dividend */
13 do_abs a2, a2, a4 /* udividend = abs (dividend) */
16 do_nsau a5, a2, a6, a8 /* udividend_shift = nsau (udividend) */
29 bltu a2, a3, .Lzerobit
30 sub a2, a2, a3
40 bltu a2, a3, .Lreturn
41 sub a2, a2, a3 /* subtract again if udividend >= udivisor */
44 neg a2, a2 /* if (dividend < 0), return -udividend */
58 movi a2, 0
/linux/arch/csky/abiv2/
H A Dstrcpy.S14 ldw a2, (a1)
15 tstnbz a2
17 stw a2, (a3)
19 ldw a2, (a1, 4)
20 tstnbz a2
22 stw a2, (a3, 4)
24 ldw a2, (a1, 8)
25 tstnbz a2
27 stw a2, (a3, 8)
29 ldw a2, (a1, 12)
[all …]
H A Dstrcmp.S10 xor a2, a3, a1
11 andi a2, 0x3
12 bnez a2, 7f
86 xtrb0 a2, t1
87 subu a0, a2
88 bez a2, 4f
93 xtrb1 a2, t1
94 subu a0, a2
95 bez a2, 4f
100 xtrb2 a2, t1
[all …]
/linux/arch/riscv/lib/
H A Dtishift.S10 beqz a2, .L1
12 sub a5,a5,a2
15 sext.w a2,a2
16 srl a0,a0,a2
18 srl a2,a1,a2
20 mv a1,a2
25 li a2,0
27 mv a1,a2
33 beqz a2, .L3
35 sub a5,a5,a2
[all …]
H A Dxor.S12 vle8.v v8, (a2)
15 add a2, a2, a3
26 vle8.v v8, (a2)
30 add a2, a2, a4
43 vle8.v v8, (a2)
47 add a2, a2, a5
63 vle8.v v8, (a2)
67 add a2, a2, a6
/linux/arch/loongarch/kvm/
H A Dswitch.S30 * and default value of base register is a2.
46 * a2: kvm_vcpu_arch, don't touch it until 'ertn'
56 ld.d t0, a2, KVM_ARCH_GEENTRY
60 ld.d t0, a2, KVM_ARCH_GPC
64 ld.d t0, a2, KVM_ARCH_KVMPGD
87 kvm_restore_guest_gprs a2
89 ld.d a2, a2, (KVM_ARCH_GGPR + 8 * REG_A2)
102 * load kvm_vcpu from reserved CSR KVM_VCPU_KS, and save a2 to KVM_TEMP_KS
108 csrwr a2, KVM_TEMP_KS
109 csrrd a2, KVM_VCPU_KS
[all …]
/linux/tools/testing/selftests/cgroup/
H A Dtest_cpuset_prs.sh114 rmdir A1/A2/A3 A1/A2 A1 B1 test/A1 test/B1 test > /dev/null 2>&1
192 # A2
214 # old-A1 old-A2 old-A3 old-B1 new-A1 new-A2 new-A3 new-B1 fail ECPUs Pstate ISOLCPUS
216 " C0-1 . . C2-3 S+ C4-5 . . 0 A2:0-1"
228 "C0-3:P1:S+ C2-3:P1 . . . . . . 0 A1:0-1|A2:2-3|XA2:2-3"
229 "C0-3:P1:S+ C2-3:P1 . . C1-3 . . . 0 A1:1|A2:2-3|XA2:2-3"
230 "C2-3:P1:S+ C3:P1 . . C3 . . . 0 A1:|A2:3|XA2:3 A1:P1|A2:P1"
231 "C2-3:P1:S+ C3:P1 . . C3 P0 . . 0 A1:3|A2:3 A1:P1|A2:P0"
232 "C2-3:P1:S+ C2:P1 . . C2-4 . . . 0 A1:3-4|A2:2"
233 "C2-3:P1:S+ C3:P1 . . C3 . . C0-2 0 A1:|B1:0-2 A1:P1|A2:P1"
[all …]
/linux/arch/mips/lib/
H A Dmemset.S95 sltiu t0, a2, STORSIZE /* very small region? */
126 PTR_ADDU a2, t0 /* correct size */
136 PTR_ADDU a2, t0 /* correct size */
154 1: ori t1, a2, 0x3f /* # of full blocks */
156 andi t0, a2, 0x40-STORSIZE
184 2: andi a2, STORMASK /* At most one long to go */
187 beqz a2, 1f
189 PTR_ADDU a0, a2 /* What's left */
198 PTR_SUBU t0, $0, a2
200 move a2, zero /* No remaining longs */
[all …]
/linux/arch/loongarch/lib/
H A Dmemset.S42 * a2: n
46 beqz a2, 2f
50 addi.d a2, a2, -1
51 bgt a2, zero, 1b
63 * a2: n
69 sltui t0, a2, 9
72 add.d a2, a0, a2
79 addi.d a4, a2, -64
97 addi.d a4, a2, -32
106 addi.d a4, a2, -16
[all …]
H A Dunaligned.S23 * a2: n
27 beqz a2, 5f
30 addi.d t0, a2, -1
43 addi.d a2, a2, -1
44 bgtz a2, 2b
47 move a0, a2
63 * a2: n
66 beqz a2, 3f
72 addi.d a2, a2, -1
74 bgtz a2, 1b
[all …]
H A Dmemmove.S42 * a2: n
46 beqz a2, 2f
48 add.d a0, a0, a2
49 add.d a1, a1, a2
55 addi.d a2, a2, -1
56 bgt a2, zero, 1b
68 * a2: n
71 sltui t0, a2, 9
74 add.d a3, a1, a2
75 add.d a2, a0, a2
[all …]
/linux/arch/riscv/kernel/
H A Dhead.S79 la a2, _start
80 sub a1, a1, a2
84 la a2, 1f
85 add a2, a2, a1
86 csrw CSR_TVEC, a2
89 srl a2, a0, PAGE_SHIFT
93 or a2, a2, a1
122 csrw CSR_SATP, a2
155 li a2, SBI_HART_BOOT_TASK_PTR_OFFSET
156 XIP_FIXUP_OFFSET a2
[all …]
/linux/arch/mips/kernel/
H A Dentry.S50 LONG_L a2, TI_FLAGS($28) # current->work
51 andi t0, a2, _TIF_WORK_MASK # (ignoring syscall_trace)
87 LONG_L a2, TI_FLAGS($28) # current->work
89 and t0, a2, t0
122 andi t0, a2, _TIF_NEED_RESCHED # a2 is preloaded with TI_FLAGS
131 LONG_L a2, TI_FLAGS($28)
132 andi t0, a2, _TIF_WORK_MASK # is there any work to be done
135 andi t0, a2, _TIF_NEED_RESCHED
142 jal do_notify_resume # a2 already loaded
152 LONG_L a2, TI_FLAGS($28) # current->work
[all …]

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