diff options
Diffstat (limited to 'coroutine/arm32/Context.S')
| -rw-r--r-- | coroutine/arm32/Context.S | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/coroutine/arm32/Context.S b/coroutine/arm32/Context.S index 195364fb65..945e4f82d5 100644 --- a/coroutine/arm32/Context.S +++ b/coroutine/arm32/Context.S @@ -5,18 +5,28 @@ ## Copyright, 2018, by Samuel Williams. ## +#define TOKEN_PASTE(x,y) x##y + +.file "Context.S" .text +.globl PREFIXED_SYMBOL(coroutine_transfer) +.align 2 +.type PREFIXED_SYMBOL(coroutine_transfer),%function +.syntax unified -.globl coroutine_transfer -coroutine_transfer: +PREFIXED_SYMBOL(coroutine_transfer): # Save caller state (8 registers + return address) push {r4-r11,lr} - + # Save caller stack pointer str sp, [r0] - + # Restore callee stack pointer ldr sp, [r1] - + # Restore callee state (8 registers program counter) pop {r4-r11,pc} + +#if defined(__linux__) && defined(__ELF__) +.section .note.GNU-stack,"",%progbits +#endif |