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

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-fsplit-stack prologue when using %r11.
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Ian Lance Taylor
2009-12-24 07:48:14 +00:00
parent 6c228b9cae
commit cbc999b90f
2 changed files with 7 additions and 1 deletions
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2
gold/ChangeLog
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@ -2,6 +2,8 @@
* i386.cc (Target_i386::do_calls_non_split): Recognize * i386.cc (Target_i386::do_calls_non_split): Recognize
-fsplit-stack prologue for a function with a static chain. -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> 2009-12-21 Sriraman Tallam <tmsriram@google.com>

6
gold/x86_64.cc
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@ -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); this->set_view_to_nop(view, view_size, fnoffset + 1, 8);
} }
// lea NN(%rsp),%r10 // 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) && fnsize > 8)
{ {
// This is loading an offset from the stack pointer for a // This is loading an offset from the stack pointer for a