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| author | Tamar Christina <tamar.christina@arm.com> | 2018-03-15 10:53:17 +0000 |
|---|---|---|
| committer | Tamar Christina <tnfchris@gcc.gnu.org> | 2018-03-15 10:53:17 +0000 |
| commit | 22534ea5549e970de4466fe492dacc61c2ff471f (patch) | |
| tree | 4ebbef965b3d08219363090bb43fb933a70acae2 /gcc/config | |
| parent | 74a9301d6128c0c7a4a8570545b9db40505c93f2 (diff) | |
| download | gcc-22534ea5549e970de4466fe492dacc61c2ff471f.zip gcc-22534ea5549e970de4466fe492dacc61c2ff471f.tar.gz gcc-22534ea5549e970de4466fe492dacc61c2ff471f.tar.bz2 | |
re PR target/84711 (AArch32 big-endian fails when taking subreg of a vector mode to a scalar mode.)
2018-03-15 Tamar Christina <tamar.christina@arm.com>
PR target/84711
* config/arm/arm.c (arm_can_change_mode_class): Use GET_MODE_UNIT_SIZE
instead of GET_MODE_SIZE when comparing Units.
gcc/testsuite/
2018-03-15 Tamar Christina <tamar.christina@arm.com>
PR target/84711
* gcc.target/arm/big-endian-subreg.c: New.
From-SVN: r258554
Diffstat (limited to 'gcc/config')
| -rw-r--r-- | gcc/config/arm/arm.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c index 90d62e6..7036322 100644 --- a/gcc/config/arm/arm.c +++ b/gcc/config/arm/arm.c @@ -31508,8 +31508,8 @@ arm_can_change_mode_class (machine_mode from, machine_mode to, { if (TARGET_BIG_END && !(GET_MODE_SIZE (from) == 16 && GET_MODE_SIZE (to) == 8) - && (GET_MODE_SIZE (from) > UNITS_PER_WORD - || GET_MODE_SIZE (to) > UNITS_PER_WORD) + && (GET_MODE_UNIT_SIZE (from) > UNITS_PER_WORD + || GET_MODE_UNIT_SIZE (to) > UNITS_PER_WORD) && reg_classes_intersect_p (VFP_REGS, rclass)) return false; return true; |