re PR rtl-optimization/70478 ([LRA] S/390: Performance regression - superfluous stack...
commit057da7af80d2fca356032c22efefcaf50d04da8b
authorVladimir Makarov <vmakarov@redhat.com>
Fri, 7 Apr 2017 16:01:50 +0000 (7 16:01 +0000)
committerVladimir Makarov <vmakarov@gcc.gnu.org>
Fri, 7 Apr 2017 16:01:50 +0000 (7 16:01 +0000)
tree1440f552945d7e20bb953c464d47bae09d44299b
parente3d1043293beed1696e6cb68f19d3bd6fb44c3b0
re PR rtl-optimization/70478 ([LRA] S/390: Performance regression - superfluous stack frame)

2017-04-07  Vladimir Makarov  <vmakarov@redhat.com>

PR rtl-optimization/70478
* lra-constraints.c (process_alt_operands): Disfavor alternative
insn memory operands.

2017-04-07  Vladimir Makarov  <vmakarov@redhat.com>

PR rtl-optimization/70478
* gcc.target/s390/pr70478.c: New.

From-SVN: r246764
gcc/ChangeLog
gcc/lra-constraints.c
gcc/testsuite/ChangeLog
gcc/testsuite/gcc.target/s390/pr70478.c [new file with mode: 0644]