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As was done in r155238 for i386 and in r155239 for amd64, clear the carry

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flag for ia32 binary executed on amd64 host in get_mcontext().

PR:	kern/92110 (one more time)
Reported by:	stas
MFC after:	1 week
This commit is contained in:
Konstantin Belousov 2010-04-21 11:17:16 +00:00
parent 1c044382c3
commit 94c6c6ba67
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=206992
1 changed files with 2 additions and 1 deletions
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3
sys/amd64/ia32/ia32_signal.c
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@ -141,9 +141,11 @@ ia32_get_mcontext(struct thread *td, struct ia32_mcontext *mcp, int flags)
mcp->mc_esi = tp->tf_rsi;
mcp->mc_ebp = tp->tf_rbp;
mcp->mc_isp = tp->tf_rsp;
mcp->mc_eflags = tp->tf_rflags;
if (flags & GET_MC_CLEAR_RET) {
mcp->mc_eax = 0;
mcp->mc_edx = 0;
mcp->mc_eflags &= ~PSL_C;
} else {
mcp->mc_eax = tp->tf_rax;
mcp->mc_edx = tp->tf_rdx;
@ -152,7 +154,6 @@ ia32_get_mcontext(struct thread *td, struct ia32_mcontext *mcp, int flags)
mcp->mc_ecx = tp->tf_rcx;
mcp->mc_eip = tp->tf_rip;
mcp->mc_cs = tp->tf_cs;
mcp->mc_eflags = tp->tf_rflags;
mcp->mc_esp = tp->tf_rsp;
mcp->mc_ss = tp->tf_ss;
mcp->mc_len = sizeof(*mcp);