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/linux/arch/xtensa/mm/
H A Dmisc.S36 __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
45 __endla a2, a7, 32
[all …]
/linux/arch/xtensa/lib/
H A Dchecksum.S47 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
73 l32i a7, a2, 28
[all …]
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 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 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
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 Dumodsi3.S10 remu a2, a2, a3
14 do_nsau a5, a2, a6, a7 /* dividend_shift = nsau (dividend) */
27 bltu a2, a3, .Lzerobit
28 sub a2, a2, a3
38 bltu a2, a3, .Lreturn
39 sub a2, a2, a3 /* subtract once more if dividend >= divisor */
53 movi a2, 0
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 Dumulsidi3.S29 #define wh a2
33 #define wl a2
40 mull a6, a2, a3
41 muluh wh, a2, a3
58 srli a2h, a2, 16
61 #define a2l a2
67 extui a2, a2, 0, 16
121 do_mul(a6, a2, l, a3, h) /* pp 1 */
122 do_mul(a11, a2, h, a3, l) /* pp 2 */
134 do_mul(a11, a2, l, a3, l) /* pp 0 */
[all …]
/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 …]
H A Dmcount.S31 stw a2, (sp, 8)
40 ldw a2, (sp, 8)
71 stw a2, (sp, 8)
79 ldw a2, (sp, 8)
108 lrw a2, function_trace_op
109 ldw a2, (a2, 0)
147 lrw a2, function_trace_op
148 ldw a2, (a2, 0)
170 mov a2, r8
195 lrw a2, function_trace_op
[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 …]
/linux/arch/xtensa/kernel/
H A Dentry.S127 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
142 s32i a2, a1, PT_ICOUNTLEVEL
145 rur a2, threadptr
146 s32i a2, a1, PT_THREADPTR
[all …]
H A Dvectors.S75 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
213 s32i a2, a3, EXC_TABLE_DOUBLE_SAVE
217 rsr a2, ps
[all …]
H A Dcoprocessor.S52 xchal_cp##x##_store a2 a3 a4 a5 a6; \
60 xchal_cp##x##_load a2 a3 a4 a5 a6; \
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
159 rsr a2, depc
160 s32i a2, a1, PT_AREG2
[all …]
H A Dalign.S194 access_ok a3, a5, a6, a2, .Linvalid_instruction
315 s32i a3, a2, PT_AREG0; _j .Lexit; .align 8
317 s32i a3, a2, PT_AREG2; _j .Lexit; .align 8
318 s32i a3, a2, PT_AREG3; _j .Lexit; .align 8
319 s32i a3, a2, PT_AREG4; _j .Lexit; .align 8
320 s32i a3, a2, PT_AREG5; _j .Lexit; .align 8
321 s32i a3, a2, PT_AREG6; _j .Lexit; .align 8
322 s32i a3, a2, PT_AREG7; _j .Lexit; .align 8
323 s32i a3, a2, PT_AREG8; _j .Lexit; .align 8
334 l32i a3, a2, PT_AREG0; _j .Lstore_w; .align 8
[all …]
/linux/arch/loongarch/kvm/
H A Dswitch.S58 ld.d t0, a2, KVM_ARCH_GEENTRY
62 ld.d t0, a2, KVM_ARCH_GPC
66 ld.d t0, a2, KVM_ARCH_KVMPGD
89 kvm_restore_guest_gprs a2
91 ld.d a2, a2, (KVM_ARCH_GGPR + 8 * REG_A2)
115 csrwr a2, KVM_TEMP_KS
116 csrrd a2, KVM_VCPU_KS
117 addi.d a2, a2, KVM_VCPU_ARCH
120 kvm_save_guest_gprs a2
123 st.d t0, a2, (KVM_ARCH_GGPR + 8 * REG_A2)
[all …]
/linux/arch/mips/lib/
H A Dmemset.S94 sltiu t0, a2, STORSIZE /* very small region? */
125 PTR_ADDU a2, t0 /* correct size */
135 PTR_ADDU a2, t0 /* correct size */
153 1: ori t1, a2, 0x3f /* # of full blocks */
155 andi t0, a2, 0x40-STORSIZE
183 2: andi a2, STORMASK /* At most one long to go */
186 beqz a2, 1f
188 PTR_ADDU a0, a2 /* What's left */
197 PTR_SUBU t0, $0, a2
199 move a2, zer
[all...]
/linux/arch/loongarch/lib/
H A Dunaligned.S27 beqz a2, 5f
30 LONG_ADDI t0, a2, -1
43 PTR_ADDI a2, a2, -1
44 bgtz a2, 2b
47 move a0, a2
66 beqz a2, 3f
72 PTR_ADDI a2, a2, -1
74 bgtz a2, 1b
76 move a0, a2
H A Dmemset.S46 beqz a2, 2f
50 addi.d a2, a2, -1
51 bgt a2, zero, 1b
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
113 addi.d a4, a2, -8
118 st.d a1, a2, -8
[all …]
H A Dmemmove.S46 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
71 sltui t0, a2, 9
74 add.d a3, a1, a2
75 add.d a2, a0, a2
80 andi t1, a2, 7
82 sub.d a5, a2, t1
[all …]
/linux/arch/riscv/kernel/
H A Dhead.S78 la a2, _start
79 sub a1, a1, a2
83 la a2, 1f
84 add a2, a2, a1
85 csrw CSR_TVEC, a2
88 srl a2, a0, PAGE_SHIFT
91 or a2, a2, a1
119 csrw CSR_SATP, a2
152 li a2, SBI_HART_BOOT_TASK_PTR_OFFSET
153 add a2, a2, a1
[all …]
/linux/include/linux/
H A Darm-smccc.h425 unsigned long a2;
437 unsigned long a2;
511 unsigned long a2, unsigned long a3, unsigned long a4, in __arm_smccc_smc() argument
516 unsigned long a2, unsigned long a3, unsigned long a4, in __arm_smccc_smc()
537 unsigned long a2, unsigned long a3, unsigned long a4,
583 #define __declare_arg_4(a0, a1, a2, res) \
585 typeof(a2) __a2 = a2; \
589 register typeof(a2) arg2 asm("r2") = __a2
591 #define __declare_arg_5(a0, a1, a2, a
420 unsigned long a2; global() member
432 unsigned long a2; global() member
578 __declare_arg_4(a0,a1,a2,res) global() argument
586 __declare_arg_5(a0,a1,a2,a3,res) global() argument
596 __declare_arg_6(a0,a1,a2,a3,a4,res) global() argument
601 __declare_arg_7(a0,a1,a2,a3,a4,a5,res) global() argument
606 __declare_arg_8(a0,a1,a2,a3,a4,a5,a6,res) global() argument
611 __declare_arg_9(a0,a1,a2,a3,a4,a5,a6,a7,res) global() argument
[all...]

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