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| author | Vladimir Makarov <vmakarov@redhat.com> | 2019-11-27 14:24:47 +0000 |
|---|---|---|
| committer | Vladimir Makarov <vmakarov@gcc.gnu.org> | 2019-11-27 14:24:47 +0000 |
| commit | 864233f1114c27478bdcbbaedc46bb82d2987b95 (patch) | |
| tree | 16e8cdcd5a574084b58a563d35df988b36ec72fc /gcc/recog.c | |
| parent | 1906392b2c9a02da82d1739386219ec0f13bcc33 (diff) | |
| download | gcc-864233f1114c27478bdcbbaedc46bb82d2987b95.zip gcc-864233f1114c27478bdcbbaedc46bb82d2987b95.tar.gz gcc-864233f1114c27478bdcbbaedc46bb82d2987b95.tar.bz2 | |
re PR rtl-optimization/90007 (ICE in extract_constrain_insn_cached, at recog.c:2223)
2019-11-27 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/90007
* recog.c (constrain_operands): Permit hard registers too for
memory when LRA is used.
2019-11-27 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/90007
* gcc.target/i386/pr90007.c: New test.
From-SVN: r278770
Diffstat (limited to 'gcc/recog.c')
| -rw-r--r-- | gcc/recog.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/gcc/recog.c b/gcc/recog.c index 0482818..1b76503 100644 --- a/gcc/recog.c +++ b/gcc/recog.c @@ -2740,10 +2740,9 @@ constrain_operands (int strict, alternative_mask alternatives) /* Before reload, accept what reload can turn into a mem. */ || (strict < 0 && CONSTANT_P (op)) - /* Before reload, accept a pseudo, + /* Before reload, accept a pseudo or hard register, since LRA can turn it into a mem. */ - || (strict < 0 && targetm.lra_p () && REG_P (op) - && REGNO (op) >= FIRST_PSEUDO_REGISTER) + || (strict < 0 && targetm.lra_p () && REG_P (op)) /* During reload, accept a pseudo */ || (reload_in_progress && REG_P (op) && REGNO (op) >= FIRST_PSEUDO_REGISTER))) |