diff options
| author | Andre Vieira <andre.simoesdiasvieira@arm.com> | 2021-02-09 18:09:19 +0000 |
|---|---|---|
| committer | Andre Vieira <andre.simoesdiasvieira@arm.com> | 2021-02-09 18:24:22 +0000 |
| commit | a11ef53238c8ebaab9a3fbf200cb8b5c997b473b (patch) | |
| tree | e393fec2a59117a3b3c43f37c9b50275ab865b1d /gcc/gimplify.c | |
| parent | 73e52926b6c5f02fb3f34706b4afb2d8bcd86638 (diff) | |
| download | gcc-a11ef53238c8ebaab9a3fbf200cb8b5c997b473b.zip gcc-a11ef53238c8ebaab9a3fbf200cb8b5c997b473b.tar.gz gcc-a11ef53238c8ebaab9a3fbf200cb8b5c997b473b.tar.bz2 | |
aarch64: fix vector multiplication costs
This patch introduces a vect.mul RTX cost and decouples the vector
multiplication costing from the scalar one.
gcc/ChangeLog:
2021-02-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
* config/aarch64/aarch64-cost-tables.h: Add entries for vect.mul.
* config/aarch64/aarch64.c (aarch64_rtx_mult_cost): Use vect.mul for
vector multiplies and vect.alu for SSRA.
* config/arm/aarch-common-protos.h (struct vector_cost_table): Define
vect.mul cost field.
* config/arm/aarch-cost-tables.h: Add entries for vect.mul.
* config/arm/arm.c: Likewise.
gcc/testsuite/ChangeLog:
2021-02-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
* gcc.target/aarch64/asimd-mul-to-shl-sub.c: New test.
Diffstat (limited to 'gcc/gimplify.c')
0 files changed, 0 insertions, 0 deletions