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align stack to 16 byte boundary on amd64

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This commit is contained in:
Joel Dice 2007-12-17 19:08:17 -07:00
parent c483ca40aa
commit 2e33856d6b
1 changed files with 3 additions and 0 deletions
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3
src/x86.S
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@ -27,6 +27,9 @@ vmNativeCall:
// reserve space for arguments passed via memory // reserve space for arguments passed via memory
subq %rdx,%rsp subq %rdx,%rsp
// align to a 16 byte boundary
andq $0xFFFFFFFFFFFFFFF0,%rsp
// copy memory arguments into place // copy memory arguments into place
movq $0,%rcx movq $0,%rcx