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rsc 2005-11-01 18:35:44 +00:00
parent 48ca8d21f7
commit f51bf04878
4 changed files with 105 additions and 1 deletions
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53
src/libthread/Linux-arm-asm.s Normal file
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.globl _tas
_tas:
mov r3, #0xCA000000
add r3, r3, #0xFE0000
add r3, r3, #0xBA00
add r3, r3, #0xBE
swp r3, r3, [r0]
mov r0, r3
mov pc, lr
.globl getmcontext
getmcontext:
/* r0 will be overwritten */
str r1, [r0,#4]!
str r2, [r0,#4]!
str r3, [r0,#4]!
str r4, [r0,#4]!
str r5, [r0,#4]!
str r6, [r0,#4]!
str r7, [r0,#4]!
str r8, [r0,#4]!
str r9, [r0,#4]!
str r10, [r0,#4]!
str r11, [r0,#4]!
str r12, [r0,#4]!
str r13, [r0,#4]!
str r14, [r0,#4]!
/* r15 is pc */
mov r0, #0
mov pc, lr
.globl setmcontext
setmcontext:
/* r0 will be overwritten */
ldr r1, [r0,#4]!
ldr r2, [r0,#4]!
ldr r3, [r0,#4]!
ldr r4, [r0,#4]!
ldr r5, [r0,#4]!
ldr r6, [r0,#4]!
ldr r7, [r0,#4]!
ldr r8, [r0,#4]!
ldr r9, [r0,#4]!
ldr r10, [r0,#4]!
ldr r11, [r0,#4]!
ldr r12, [r0,#4]!
ldr r13, [r0,#4]!
ldr r14, [r0,#4]!
/* r15 is pc */
mov r0, #1
mov pc, lr