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| author | Andrew Pinski <andrew_pinski@playstation.sony.com> | 2008-06-24 22:42:10 +0000 |
|---|---|---|
| committer | Andrew Pinski <pinskia@gcc.gnu.org> | 2008-06-24 15:42:10 -0700 |
| commit | cba2d79f3eb821eca3e1052e5421247c1c4e2f5a (patch) | |
| tree | 30abbb651fd78f0fe5a53a428889c619f8135859 /gcc/builtins.c | |
| parent | c4e3543d047ac58fa0c989d036ce8f3bbc0392a7 (diff) | |
| download | gcc-cba2d79f3eb821eca3e1052e5421247c1c4e2f5a.zip gcc-cba2d79f3eb821eca3e1052e5421247c1c4e2f5a.tar.gz gcc-cba2d79f3eb821eca3e1052e5421247c1c4e2f5a.tar.bz2 | |
re PR middle-end/36594 (multiple regressions on powerpc at rev.136976)
2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR middle-end/36594
* builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
the memory instead of the memory itself for the save area.
From-SVN: r137089
Diffstat (limited to 'gcc/builtins.c')
| -rw-r--r-- | gcc/builtins.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/gcc/builtins.c b/gcc/builtins.c index cdc5ab3..06ae07a 100644 --- a/gcc/builtins.c +++ b/gcc/builtins.c @@ -873,6 +873,9 @@ expand_builtin_nonlocal_goto (tree exp) r_label = convert_memory_address (Pmode, r_label); r_save_area = expand_normal (t_save_area); r_save_area = convert_memory_address (Pmode, r_save_area); + /* Copy the address of the save location to a register just in case it was based + on the frame pointer. */ + r_save_area = copy_to_reg (r_save_area); r_fp = gen_rtx_MEM (Pmode, r_save_area); r_sp = gen_rtx_MEM (STACK_SAVEAREA_MODE (SAVE_NONLOCAL), plus_constant (r_save_area, GET_MODE_SIZE (Pmode))); @@ -887,7 +890,6 @@ expand_builtin_nonlocal_goto (tree exp) #endif { 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, hard_frame_pointer_rtx)); |