diff options
Diffstat (limited to 'src/pkg/runtime/amd64')
| -rw-r--r-- | src/pkg/runtime/amd64/asm.s | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/src/pkg/runtime/amd64/asm.s b/src/pkg/runtime/amd64/asm.s index 627af66320..52b0a89bcb 100644 --- a/src/pkg/runtime/amd64/asm.s +++ b/src/pkg/runtime/amd64/asm.s @@ -9,10 +9,16 @@ TEXT _rt0_amd64(SB),7,$-8 MOVQ 0(DI), AX // argc LEAQ 8(DI), BX // argv SUBQ $(4*8+7), SP // 2args 2auto - ANDQ $~7, SP + ANDQ $~15, SP MOVQ AX, 16(SP) MOVQ BX, 24(SP) + // if there is an initcgo, call it. + MOVQ initcgo(SB), AX + TESTQ AX, AX + JZ 2(PC) + CALL AX + // set the per-goroutine and per-mach registers LEAQ m0(SB), m LEAQ g0(SB), g @@ -372,4 +378,5 @@ TEXT getcallersp(SB),7,$0 MOVQ sp+0(FP), AX RET +GLOBL initcgo(SB), $8 GLOBL libcgo_set_scheduler(SB), $8 |