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| author | Andreas Krebbel <krebbel@linux.vnet.ibm.com> | 2015-06-24 06:50:53 +0000 |
|---|---|---|
| committer | Andreas Krebbel <krebbel@gcc.gnu.org> | 2015-06-24 06:50:53 +0000 |
| commit | f303100baaf48a54f07e9abd25ac37ebc95b641e (patch) | |
| tree | b3c16b9d1158f623ce992acd80383364aefec238 /gcc/reload.c | |
| parent | af77d1df021462d093418edfc130ed37922f4994 (diff) | |
| download | gcc-f303100baaf48a54f07e9abd25ac37ebc95b641e.zip gcc-f303100baaf48a54f07e9abd25ac37ebc95b641e.tar.gz gcc-f303100baaf48a54f07e9abd25ac37ebc95b641e.tar.bz2 | |
PR66306: Fix match_dups on swapped operands.
2015-06-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
PR rtl-optimization/66306
* reload.c (find_reloads): Swap the match_dup info for
commutative operands.
2015-06-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
PR rtl-optimization/66306
* gcc.target/s390/pr66306.c: New test.
From-SVN: r224875
Diffstat (limited to 'gcc/reload.c')
| -rw-r--r-- | gcc/reload.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/gcc/reload.c b/gcc/reload.c index 03354de..1dc04bf 100644 --- a/gcc/reload.c +++ b/gcc/reload.c @@ -3872,6 +3872,12 @@ find_reloads (rtx_insn *insn, int replace, int ind_levels, int live_known, std::swap (*recog_data.operand_loc[commutative], *recog_data.operand_loc[commutative + 1]); + for (i = 0; i < recog_data.n_dups; i++) + if (recog_data.dup_num[i] == commutative + || recog_data.dup_num[i] == commutative + 1) + *recog_data.dup_loc[i] + = recog_data.operand[(int) recog_data.dup_num[i]]; + for (i = 0; i < n_reloads; i++) { if (rld[i].opnum == commutative) |