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* vm_exec.c (cfp): Fixes a SEGV issue in r44554.

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r11 can be broken by subroutine and sometimes causes SEGV at
  runtime.  Use r13 instead.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44590 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
yugui 2014-01-14 02:32:45 +00:00
parent 503e343459
commit ab4e0ab458
2 changed files with 8 additions and 2 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
Tue Jan 14 11:28:44 2014 Yuki Yugui Sonoda <yugui@google.com>
* vm_exec.c (cfp): Fixes a SEGV issue in r44554.
r11 can be broken by subroutine and sometimes causes SEGV at
runtime. Use r13 instead.
Tue Jan 14 02:20:00 2014 Kenta Murata <mrkn@mrkn.jp> Tue Jan 14 02:20:00 2014 Kenta Murata <mrkn@mrkn.jp>
* ext/bigdecimal/bigdecimal.c (BigDecimal_divide): Add an additional * ext/bigdecimal/bigdecimal.c (BigDecimal_divide): Add an additional

4
vm_exec.c
View File

@ -47,7 +47,7 @@ vm_exec_core(rb_thread_t *th, VALUE initial)
#if OPT_STACK_CACHING #if OPT_STACK_CACHING
#if 0 #if 0
#elif __GNUC__ && __x86_64__ #elif __GNUC__ && __x86_64__ && !defined(__native_client__)
DECL_SC_REG(VALUE, a, "12"); DECL_SC_REG(VALUE, a, "12");
DECL_SC_REG(VALUE, b, "13"); DECL_SC_REG(VALUE, b, "13");
#else #else
@ -64,7 +64,7 @@ vm_exec_core(rb_thread_t *th, VALUE initial)
#elif defined(__GNUC__) && defined(__x86_64__) #elif defined(__GNUC__) && defined(__x86_64__)
DECL_SC_REG(VALUE *, pc, "14"); DECL_SC_REG(VALUE *, pc, "14");
# if defined(__native_client__) # if defined(__native_client__)
DECL_SC_REG(rb_control_frame_t *, cfp, "11"); DECL_SC_REG(rb_control_frame_t *, cfp, "13");
# else # else
DECL_SC_REG(rb_control_frame_t *, cfp, "15"); DECL_SC_REG(rb_control_frame_t *, cfp, "15");
# endif # endif