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re PR rtl-optimization/64291 (Miscompile t-div in GMP's testsuite)
authorVladimir Makarov <vmakarov@redhat.com>
Thu, 18 Dec 2014 20:49:44 +0000 (20:49 +0000)
committerVladimir Makarov <vmakarov@gcc.gnu.org>
Thu, 18 Dec 2014 20:49:44 +0000 (20:49 +0000)
commit32b38e8972c738b4c8d0bd701d30c0c7daa30dbe
tree20525ea20c15df06786c4027bb588dff9b59f300tree
parent6e4992ca7811bcb1d3ebe587d06e346c09d72cc1commit | diff
re PR rtl-optimization/64291 (Miscompile t-div in GMP's testsuite)

2014-12-18  Vladimir Makarov  <vmakarov@redhat.com>

PR rtl-optimization/64291
* lra-remat.c (bad_for_rematerialization_p): Add UNPSEC_VLOATILE.
(create_cands): Process only output reload insn with potential
cands.

2014-12-18  Vladimir Makarov  <vmakarov@redhat.com>

PR rtl-optimization/64291
* testsuite/gcc.target/i386/pr64291-[12].c: New tests.

From-SVN: r218874
gcc/ChangeLog diff | blob | history
gcc/lra-remat.c diff | blob | history
gcc/testsuite/ChangeLog diff | blob | history
gcc/testsuite/gcc.target/i386/pr64291-1.c [new file with mode: 0644] blob
gcc/testsuite/gcc.target/i386/pr64291-2.c [new file with mode: 0644] blob