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re PR middle-end/36594 (multiple regressions on powerpc at rev.136976)

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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
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Andrew Pinski 2008-06-24 22:42:10 +00:00 committed by Andrew Pinski
parent c4e3543d04
commit cba2d79f3e
2 changed files with 9 additions and 1 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
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.
2008-06-24 Olivier Hainque <hainque@adacore.com>
Nicolas Roche <roche@adacore.com>

4
gcc/builtins.c
View File

@ -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));