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| author | Tamar Christina <tamar.christina@arm.com> | 2018-07-05 10:37:36 +0000 |
|---|---|---|
| committer | Tamar Christina <tnfchris@gcc.gnu.org> | 2018-07-05 10:37:36 +0000 |
| commit | 6fc2658638727f52780fe35c1dfabca402fd9481 (patch) | |
| tree | 5800f22916975f54073e096d52c35e067e4e9154 /gcc/config/arm/arm.c | |
| parent | d6e5a37a0402177713e9496f0d852e2e1147437f (diff) | |
| download | gcc-6fc2658638727f52780fe35c1dfabca402fd9481.zip gcc-6fc2658638727f52780fe35c1dfabca402fd9481.tar.gz gcc-6fc2658638727f52780fe35c1dfabca402fd9481.tar.bz2 | |
Fix can_change_mode_class for big-endian on Arm
gcc/
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/
PR target/84711
* gcc.target/arm/big-endian-subreg.c: New.
From-SVN: r262436
Diffstat (limited to 'gcc/config/arm/arm.c')
| -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 8d5897c..ec3abbc 100644 --- a/gcc/config/arm/arm.c +++ b/gcc/config/arm/arm.c @@ -31512,8 +31512,8 @@ 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; |