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builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before clobbering framepointer.

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* builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
	clobbering framepointer.

From-SVN: r136959
This commit is contained in:
Jan Hubicka 2008-06-19 20:00:12 +02:00 committed by Jan Hubicka
parent bad5e2b575
commit dea33aa707
2 changed files with 6 additions and 0 deletions
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gcc/ChangeLog
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@ -1,3 +1,8 @@
2008-06-19 Jan Hubicka <jh@suse.cz>
* builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
clobbering framepointer.
2008-06-19 Jan Hubicka <jh@suse.cz> 2008-06-19 Jan Hubicka <jh@suse.cz>
* tree-optimize.c (execute_early_local_optimizations): Set * tree-optimize.c (execute_early_local_optimizations): Set

1
gcc/builtins.c
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@ -887,6 +887,7 @@ expand_builtin_nonlocal_goto (tree exp)
#endif #endif
{ {
r_label = copy_to_reg (r_label); r_label = copy_to_reg (r_label);
r_sp = copy_to_reg (r_sp);
emit_clobber (gen_rtx_MEM (BLKmode, gen_rtx_SCRATCH (VOIDmode))); emit_clobber (gen_rtx_MEM (BLKmode, gen_rtx_SCRATCH (VOIDmode)));
emit_clobber (gen_rtx_MEM (BLKmode, hard_frame_pointer_rtx)); emit_clobber (gen_rtx_MEM (BLKmode, hard_frame_pointer_rtx));