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| author | Russ Cox <rsc@golang.org> | 2010-06-14 18:07:17 -0700 |
|---|---|---|
| committer | Russ Cox <rsc@golang.org> | 2010-06-14 18:07:17 -0700 |
| commit | 19e8c2aaedcc47ca3e3aaed7b75553d1538efb6c (patch) | |
| tree | a5e9617da468dffe632e7efc308195cd74a1739e /src/pkg/runtime/darwin/amd64/signal.c | |
| parent | cdc700c29a00bc78660cc6725ec9b4ef621c39a1 (diff) | |
| download | golang-19e8c2aaedcc47ca3e3aaed7b75553d1538efb6c.tar.gz | |
runtime: correct fault for 16-bit divide on Leopard
R=r
CC=golang-dev
http://codereview.appspot.com/1703041
Diffstat (limited to 'src/pkg/runtime/darwin/amd64/signal.c')
| -rw-r--r-- | src/pkg/runtime/darwin/amd64/signal.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/pkg/runtime/darwin/amd64/signal.c b/src/pkg/runtime/darwin/amd64/signal.c index 8145e8d8f..b3fa8404f 100644 --- a/src/pkg/runtime/darwin/amd64/signal.c +++ b/src/pkg/runtime/darwin/amd64/signal.c @@ -63,7 +63,9 @@ sighandler(int32 sig, Siginfo *info, void *context) pc = (byte*)r->rip; if((pc[0]&0xF0) == 0x40) // 64-bit REX prefix pc++; - if(pc[0] == 0xF7) + else if(pc[0] == 0x66) // 16-bit instruction prefix + pc++; + if(pc[0] == 0xF6 || pc[0] == 0xF7) info->si_code = FPE_INTDIV; } |