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| author | Russ Cox <rsc@golang.org> | 2010-01-13 09:08:39 -0800 |
|---|---|---|
| committer | Russ Cox <rsc@golang.org> | 2010-01-13 09:08:39 -0800 |
| commit | e8bf92d491269d3a2b0409f47d813317a4361194 (patch) | |
| tree | 25a20901cda6ce6d014ce5a07406799cd219aae0 | |
| parent | e26ee9df08c24af564d849d23b9f70644e7b9329 (diff) | |
| download | golang-e8bf92d491269d3a2b0409f47d813317a4361194.tar.gz | |
runtime: reset DF flag after running external code on 386
R=r
CC=golang-dev
http://codereview.appspot.com/186108
| -rw-r--r-- | src/pkg/runtime/386/asm.s | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/pkg/runtime/386/asm.s b/src/pkg/runtime/386/asm.s index 11ce3f6b6..aa0fd95bb 100644 --- a/src/pkg/runtime/386/asm.s +++ b/src/pkg/runtime/386/asm.s @@ -350,6 +350,10 @@ TEXT runcgo(SB),7,$16 MOVL CX, 4(SP) MOVL BX, 0(SP) CALL AX + + // Back; switch to original stack, re-establish + // "DF is clear" invariant. + CLD MOVL 4(SP), SP RET |