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| author | Richard Sandiford <richard.sandiford@arm.com> | 2019-08-07 19:08:55 +0000 |
|---|---|---|
| committer | Richard Sandiford <rsandifo@gcc.gnu.org> | 2019-08-07 19:08:55 +0000 |
| commit | 801790b37ca817089ecbae214340162e6d94ea6a (patch) | |
| tree | 35bd16b516b6402219f067fbb2d825df2c4a1859 /gcc/gcc.c | |
| parent | b0760a40bef3ca690691bf5d214da95b5dc25266 (diff) | |
| download | gcc-801790b37ca817089ecbae214340162e6d94ea6a.zip gcc-801790b37ca817089ecbae214340162e6d94ea6a.tar.gz gcc-801790b37ca817089ecbae214340162e6d94ea6a.tar.bz2 | |
[AArch64] Prefer FPRs over GPRs for CLASTB
This patch makes the SVE CLASTB GPR alternative more expensive than the
FPR alternative in order to avoid unnecessary cross-file moves. It also
fixes the prefix used to print the FPR; <vw> only handles 32-bit and
64-bit elements.
2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
gcc/
* config/aarch64/aarch64-sve.md (fold_extract_last_<mode>):
Disparage the GPR alternative relative to the FPR one.
Fix handling of 8-bit and 16-bit FPR values.
gcc/testsuite/
* gcc.target/aarch64/sve/clastb_8.c: New test.
From-SVN: r274191
Diffstat (limited to 'gcc/gcc.c')
0 files changed, 0 insertions, 0 deletions