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re PR target/18032 ([4.0.0] SH: wrong code for EH) 

PR target/18032
	* config/sh/sh.c (sh_expand_epilogue): Emit a blockage insn before
	the frame pointer adjustment when exception handling is enabled.

From-SVN: r89333
This commit is contained in:
Kaz Kojima 2004-10-20 13:57:22 +00:00
parent 5acd0beddc
commit d0edbeeca0
2 changed files with 10 additions and 0 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2004-10-20 Kaz Kojima <kkojima@gcc.gnu.org>
PR target/18032
* config/sh/sh.c (sh_expand_epilogue): Emit a blockage insn before
the frame pointer adjustment when exception handling is enabled.
2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
* stor-layout.c: Fix a comment typo.

4
gcc/config/sh/sh.c
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@ -5828,6 +5828,10 @@ sh_expand_epilogue (bool sibcall_p)
if (frame_pointer_needed)
{
/* We must avoid scheduling the epilogue with previous basic blocks
when exception handling is enabled. See PR/18032. */
if (flag_exceptions)
emit_insn (gen_blockage ());
output_stack_adjust (frame_size, frame_pointer_rtx, e, &live_regs_mask);
/* We must avoid moving the stack pointer adjustment past code