diff options
| author | David Xu <davidxu@FreeBSD.org> | 2004-07-02 14:19:44 +0000 |
|---|---|---|
| committer | David Xu <davidxu@FreeBSD.org> | 2004-07-02 14:19:44 +0000 |
| commit | a5a5d84784f44fe6e9e25b6ec71968e257202837 (patch) | |
| tree | 15b4196989753942891f1493373b6a590ac1026f /lib/libc | |
| parent | 828a0b71101adc8186b3b17c97f16b60afe65af0 (diff) | |
Notes
Diffstat (limited to 'lib/libc')
| -rw-r--r-- | lib/libc/i386/gen/_ctx_start.S | 2 | ||||
| -rw-r--r-- | lib/libc/i386/gen/makecontext.c | 5 |
2 files changed, 4 insertions, 3 deletions
diff --git a/lib/libc/i386/gen/_ctx_start.S b/lib/libc/i386/gen/_ctx_start.S index bfff53a0a3d4..91a06b863657 100644 --- a/lib/libc/i386/gen/_ctx_start.S +++ b/lib/libc/i386/gen/_ctx_start.S @@ -41,7 +41,7 @@ __FBSDID("$FreeBSD$"); ENTRY(_ctx_start) popl %eax /* get start function */ call *%eax /* call start function */ - movl %ebp, %esp /* + movl %esi, %esp /* * setup stack for completion routine; * ucp is now at top of stack */ diff --git a/lib/libc/i386/gen/makecontext.c b/lib/libc/i386/gen/makecontext.c index a6fc6adaf621..1154459470d2 100644 --- a/lib/libc/i386/gen/makecontext.c +++ b/lib/libc/i386/gen/makecontext.c @@ -150,10 +150,11 @@ __makecontext(ucontext_t *ucp, void (*start)(void), int argc, ...) * wrapper. Note that setcontext() pushes the return * address onto the top of the stack, so allow for this * by adjusting the stack downward 1 slot. Also set - * %ebp to point to the base of the stack where ucp + * %esi to point to the base of the stack where ucp * is stored. */ - ucp->uc_mcontext.mc_ebp = (int)argp; + ucp->uc_mcontext.mc_esi = (int)argp; + ucp->uc_mcontext.mc_ebp = 0; ucp->uc_mcontext.mc_esp = (int)stack_top + sizeof(caddr_t); ucp->uc_mcontext.mc_eip = (int)_ctx_start; } |