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| author | H.J. Lu <hjl@gcc.gnu.org> | 2007-11-06 11:19:23 -0800 |
|---|---|---|
| committer | H.J. Lu <hjl@gcc.gnu.org> | 2007-11-06 11:19:23 -0800 |
| commit | b3519e7c8a1c3822a3f5ad2a861ffeae45bf98cb (patch) | |
| tree | 4fc1509ee2ee17b510616af4d9fa98c1130c2a2b /gcc/reload.c | |
| parent | b8c963204c1d408b202e17dd58ee56c5b8e27d30 (diff) | |
| download | gcc-b3519e7c8a1c3822a3f5ad2a861ffeae45bf98cb.zip gcc-b3519e7c8a1c3822a3f5ad2a861ffeae45bf98cb.tar.gz gcc-b3519e7c8a1c3822a3f5ad2a861ffeae45bf98cb.tar.bz2 | |
re PR target/30961 (redundant reg/mem stores/moves)
gcc/
2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
PR target/30961
* reload1.c (find_reloads): Also check in_reg when handling a
simple move with an input reload and a destination of a hard
register.
gcc/testsuite/
2007-11-06 H.J. Lu <hongjiu.lu@intel.com>
PR target/30961
* gcc.target/i386/pr30961-1.c: New.
From-SVN: r129943
Diffstat (limited to 'gcc/reload.c')
| -rw-r--r-- | gcc/reload.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc/reload.c b/gcc/reload.c index c9c5fc5..871f171 100644 --- a/gcc/reload.c +++ b/gcc/reload.c @@ -4462,7 +4462,8 @@ find_reloads (rtx insn, int replace, int ind_levels, int live_known, if (rld[i].when_needed == RELOAD_FOR_INPUT && GET_CODE (PATTERN (insn)) == SET && REG_P (SET_DEST (PATTERN (insn))) - && SET_SRC (PATTERN (insn)) == rld[i].in + && (SET_SRC (PATTERN (insn)) == rld[i].in + || SET_SRC (PATTERN (insn)) == rld[i].in_reg) && !elimination_target_reg_p (SET_DEST (PATTERN (insn)))) { rtx dest = SET_DEST (PATTERN (insn)); |