diff options
| author | Daniel Schürmann <daniel@schuermann.dev> | 2020-08-27 15:11:13 +0100 |
|---|---|---|
| committer | Marge Bot <eric+marge@anholt.net> | 2021-01-12 16:14:00 +0000 |
| commit | d495a5c1837c7744bd1f49c823b0e56d51623f69 (patch) | |
| tree | edb47e43c5c358a305a93f9a9903cfb4cb6c728a /src/amd/vulkan | |
| parent | e92bd57008fa0d8948a00361bf4262fd72b5998a (diff) | |
radv: enable .lower_ineg
We already emit ineg as isub most of the time.
The results are a bit mixed, but shouldn't really make a difference.
A couple of additional copies are needed as isub writes scc.
Totals from 5975 (4.29% of 139391) affected shaders:
CodeSize: 31508648 -> 31509264 (+0.00%); split: -0.00%, +0.00%
Instrs: 6073379 -> 6073531 (+0.00%); split: -0.00%, +0.00%
Cycles: 47186280 -> 47187116 (+0.00%); split: -0.00%, +0.00%
VMEM: 2528515 -> 2529139 (+0.02%); split: +0.03%, -0.01%
SMEM: 596842 -> 596924 (+0.01%); split: +0.02%, -0.00%
SClause: 280596 -> 280594 (-0.00%)
Copies: 288554 -> 288669 (+0.04%); split: -0.00%, +0.04%
PreSGPRs: 240390 -> 240397 (+0.00%)
PreVGPRs: 349630 -> 349749 (+0.03%)
Reviewed-by: Rhys Perry <pendingchaos02@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/8425>
Diffstat (limited to 'src/amd/vulkan')
| -rw-r--r-- | src/amd/vulkan/radv_shader.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/amd/vulkan/radv_shader.c b/src/amd/vulkan/radv_shader.c index ebaa567873a..653bb0b5ca4 100644 --- a/src/amd/vulkan/radv_shader.c +++ b/src/amd/vulkan/radv_shader.c @@ -55,6 +55,7 @@ static const struct nir_shader_compiler_options nir_options = { .lower_device_index_to_zero = true, .lower_fdiv = true, .lower_fmod = true, + .lower_ineg = true, .lower_bitfield_insert_to_bitfield_select = true, .lower_bitfield_extract = true, .lower_pack_snorm_2x16 = true, |