* x86_64.cc (Target_x86_64::do_calls_non_split): Recognize

-fsplit-stack prologue when using %r11.
This commit is contained in:
Ian Lance Taylor 2009-12-24 07:48:14 +00:00
parent 6c228b9cae
commit cbc999b90f
2 changed files with 7 additions and 1 deletions

View file

@ -2,6 +2,8 @@
* i386.cc (Target_i386::do_calls_non_split): Recognize
-fsplit-stack prologue for a function with a static chain.
* x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
-fsplit-stack prologue when using %r11.
2009-12-21 Sriraman Tallam <tmsriram@google.com>

View file

@ -2692,7 +2692,11 @@ Target_x86_64::do_calls_non_split(Relobj* object, unsigned int shndx,
this->set_view_to_nop(view, view_size, fnoffset + 1, 8);
}
// lea NN(%rsp),%r10
else if (this->match_view(view, view_size, fnoffset, "\x4c\x8d\x94\x24", 4)
// lea NN(%rsp),%r11
else if ((this->match_view(view, view_size, fnoffset,
"\x4c\x8d\x94\x24", 4)
|| this->match_view(view, view_size, fnoffset,
"\x4c\x8d\x9c\x24", 4))
&& fnsize > 8)
{
// This is loading an offset from the stack pointer for a