runtime: stdcall_raw stack 16byte align for Win64

R=alex.brainman, rsc CC=golang-dev https://golang.org/cl/4681049

runtime: stdcall_raw stack 16byte align for Win64
R=alex.brainman, rsc CC=golang-dev https://golang.org/cl/4681049
a6e60916 · Wei Guangjing · Russ Cox · 86a659ca · a6e60916
Commit a6e60916 authored Jul 13, 2011 by Wei Guangjing Committed by Russ Cox Jul 13, 2011
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sys.s src/pkg/runtime/windows/amd64/sys.s +1 -0

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--- a/src/pkg/runtime/windows/amd64/sys.s
+++ b/src/pkg/runtime/windows/amd64/sys.s
@@ -20,6 +20,7 @@ TEXT runtime·stdcall_raw(SB),7,$8
 	CMPQ	g(DI), SI
 	JEQ 3(PC)
 	MOVQ	(g_sched+gobuf_sp)(SI), SP
+	ANDQ	$~15, SP
 	MOVQ	SI, g(DI)
 	
 	SUBQ	$0x60, SP