diff options
Diffstat (limited to 'contrib/bug216610/go/fibber/fibs_linux_arm.s')
| -rw-r--r-- | contrib/bug216610/go/fibber/fibs_linux_arm.s | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/contrib/bug216610/go/fibber/fibs_linux_arm.s b/contrib/bug216610/go/fibber/fibs_linux_arm.s new file mode 100644 index 0000000..39640a5 --- /dev/null +++ b/contrib/bug216610/go/fibber/fibs_linux_arm.s @@ -0,0 +1,23 @@ +// To transition from a Go call to a C function call, we are skating +// on really thin ice... Ceveat Emptor! +// +// Ref: +// https://stackoverflow.com/questions/261419/what-registers-to-save-in-the-arm-c-calling-convention +// +// This is not strictly needed, but it makes gdb debugging less +// confusing because spacer ends up being an alias for the TEXT +// section start. +TEXT ·spacer(SB),$0 + RET + +#define FINDEX(n) (8*n) + +// Header to this function wrapper is the last time we can voluntarily +// yield to some other goroutine. +// +// Conventions: PC == R15, SP == R13, LR == R14, IP (scratch) = R12 +TEXT ·syso(SB),$0-8 + MOVW cFn+0(FP), R14 + MOVW state+4(FP), R0 + BL (R14) + RET |