diff options
| -rw-r--r-- | src/pkg/runtime/sys_windows_386.s | 5 | ||||
| -rw-r--r-- | src/pkg/runtime/sys_windows_amd64.s | 5 |
2 files changed, 10 insertions, 0 deletions
diff --git a/src/pkg/runtime/sys_windows_386.s b/src/pkg/runtime/sys_windows_386.s index e0c0631cfc..576831d2cc 100644 --- a/src/pkg/runtime/sys_windows_386.s +++ b/src/pkg/runtime/sys_windows_386.s @@ -88,6 +88,10 @@ TEXT runtime·sigtramp(SB),NOSPLIT,$0-0 // fetch g get_tls(DX) + CMPL DX, $0 + JNE 3(PC) + MOVL $0, AX // continue + JMP done MOVL m(DX), AX CMPL AX, $0 JNE 2(PC) @@ -100,6 +104,7 @@ TEXT runtime·sigtramp(SB),NOSPLIT,$0-0 CALL runtime·sighandler(SB) // AX is set to report result back to Windows +done: // restore callee-saved registers MOVL 24(SP), DI MOVL 20(SP), SI diff --git a/src/pkg/runtime/sys_windows_amd64.s b/src/pkg/runtime/sys_windows_amd64.s index 94845903ed..d161be6a50 100644 --- a/src/pkg/runtime/sys_windows_amd64.s +++ b/src/pkg/runtime/sys_windows_amd64.s @@ -120,6 +120,10 @@ TEXT runtime·sigtramp(SB),NOSPLIT,$0-0 // fetch g get_tls(DX) + CMPQ DX, $0 + JNE 3(PC) + MOVQ $0, AX // continue + JMP done MOVQ m(DX), AX CMPQ AX, $0 JNE 2(PC) @@ -132,6 +136,7 @@ TEXT runtime·sigtramp(SB),NOSPLIT,$0-0 CALL runtime·sighandler(SB) // AX is set to report result back to Windows +done: // restore registers as required for windows callback MOVQ 24(SP), R15 MOVQ 32(SP), R14 |