This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug target/67929] [4.9/5/6 Regression][arm] Wrong code for FP mult-by-power-of-2 + int conversion
- From: "ktkachov at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 27 Oct 2015 13:52:59 +0000
- Subject: [Bug target/67929] [4.9/5/6 Regression][arm] Wrong code for FP mult-by-power-of-2 + int conversion
- Auto-submitted: auto-generated
- References: <bug-67929-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67929
--- Comment #5 from ktkachov at gcc dot gnu.org ---
Author: ktkachov
Date: Tue Oct 27 13:52:27 2015
New Revision: 229441
URL: https://gcc.gnu.org/viewcvs?rev=229441&root=gcc&view=rev
Log:
[ARM] PR target/67929 Tighten vfp3_const_double_for_bits checks
PR target/67929
* config/arm/arm.c (vfp3_const_double_for_bits): Rewrite.
* config/arm/constraints.md (Dp): Update callsite.
* config/arm/predicates.md (const_double_vcvt_power_of_two): Likewise.
* gcc.target/arm/pr67929_1.c: New test.
Added:
branches/gcc-4_9-branch/gcc/testsuite/gcc.target/arm/pr67929_1.c
Modified:
branches/gcc-4_9-branch/gcc/ChangeLog
branches/gcc-4_9-branch/gcc/config/arm/arm.c
branches/gcc-4_9-branch/gcc/config/arm/constraints.md
branches/gcc-4_9-branch/gcc/config/arm/predicates.md
branches/gcc-4_9-branch/gcc/testsuite/ChangeLog