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| author | Richard Sandiford <rdsandiford@googlemail.com> | 2014-06-04 17:34:19 +0000 |
|---|---|---|
| committer | Richard Sandiford <rsandifo@gcc.gnu.org> | 2014-06-04 17:34:19 +0000 |
| commit | 5f2e0797aeb67a52d1b71859e054f55d1cd24ec7 (patch) | |
| tree | 2d52f4da33819b6ccfd836b957991f7753751a0c /gcc/config/i386/i386.c | |
| parent | 5efe5dec7a9db46a8514e6a0e1ef9bacc38cd807 (diff) | |
| download | gcc-5f2e0797aeb67a52d1b71859e054f55d1cd24ec7.zip gcc-5f2e0797aeb67a52d1b71859e054f55d1cd24ec7.tar.gz gcc-5f2e0797aeb67a52d1b71859e054f55d1cd24ec7.tar.bz2 | |
recog.c (preprocess_constraints): Don't skip disabled alternatives.
gcc/
* recog.c (preprocess_constraints): Don't skip disabled alternatives.
* ira-lives.c (check_and_make_def_conflict): Check for disabled
alternatives.
(make_early_clobber_and_input_conflicts): Likewise.
* config/i386/i386.c (ix86_legitimate_combined_insn): Likewise.
From-SVN: r211239
Diffstat (limited to 'gcc/config/i386/i386.c')
| -rw-r--r-- | gcc/config/i386/i386.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index 21fa8f4..e0e55d5 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -5875,8 +5875,11 @@ ix86_legitimate_combined_insn (rtx insn) /* Operand has no constraints, anything is OK. */ win = !n_alternatives; + alternative_mask enabled = recog_data.enabled_alternatives; for (j = 0; j < n_alternatives; j++, op_alt += n_operands) { + if (!TEST_BIT (enabled, j)) + continue; if (op_alt[i].anything_ok || (op_alt[i].matches != -1 && operands_match_p |