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| author | Jakub Jelinek <jakub@redhat.com> | 2016-11-30 14:02:07 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2016-11-30 14:02:07 +0100 |
| commit | 7bbc950b362cb825a54bb9da3dc06b29a1c68fbe (patch) | |
| tree | f2e02d0a688ca035d35b9b272eb76728a5773987 /gcc | |
| parent | 2c7973212032bb1d4240a305b9ffb99469f67e89 (diff) | |
| download | gcc-7bbc950b362cb825a54bb9da3dc06b29a1c68fbe.zip gcc-7bbc950b362cb825a54bb9da3dc06b29a1c68fbe.tar.gz gcc-7bbc950b362cb825a54bb9da3dc06b29a1c68fbe.tar.bz2 | |
i386.c (dimode_scalar_chain::convert_op): Avoid sharing the SUBREG rtx between move and following insn.
* config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
sharing the SUBREG rtx between move and following insn.
From-SVN: r243018
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 3 | ||||
| -rw-r--r-- | gcc/config/i386/i386.c | 2 |
2 files changed, 4 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 5b91b86..6c853e9 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,8 @@ 2016-11-30 Jakub Jelinek <jakub@redhat.com> + * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid + sharing the SUBREG rtx between move and following insn. + * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx for REG_EQUIV argument. diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index 5018ccb..a5f5339 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -3723,7 +3723,7 @@ dimode_scalar_chain::convert_op (rtx *op, rtx_insn *insn) emit_insn_before (seq, insn); } - emit_insn_before (gen_move_insn (tmp, vec_cst), insn); + emit_insn_before (gen_move_insn (copy_rtx (tmp), vec_cst), insn); *op = tmp; } else |