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authorKenneth Graunke <[email protected]>2017-09-09 00:19:57 -0700
committerKenneth Graunke <[email protected]>2017-10-12 17:22:42 -0700
commita576c148cd77b3abf44cd673c36bc737dfbedc10 (patch)
treea4e9e8d0b4c3693695ca6762ccc926a99d991ad5 /src
parentfbf4c2916c14d95209abc6b64737ad8528e62fae (diff)
nir: Make nir_shader_gather_info() track texelFetch texture accesses.
For TGSI-based drivers, st_glsl_to_tgsi records this information. For NIR-based drivers, nir_shader_gather_info() will do so. Reviewed-by: Nicolai Hähnle <[email protected]> Reviewed-by: Jason Ekstrand <[email protected]>
Diffstat (limited to 'src')
-rw-r--r--src/compiler/nir/nir_gather_info.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/src/compiler/nir/nir_gather_info.c b/src/compiler/nir/nir_gather_info.c
index ac87bec46c0..f46cee7aa5e 100644
--- a/src/compiler/nir/nir_gather_info.c
+++ b/src/compiler/nir/nir_gather_info.c
@@ -264,8 +264,20 @@ gather_intrinsic_info(nir_intrinsic_instr *instr, nir_shader *shader)
static void
gather_tex_info(nir_tex_instr *instr, nir_shader *shader)
{
- if (instr->op == nir_texop_tg4)
+ switch (instr->op) {
+ case nir_texop_tg4:
shader->info.uses_texture_gather = true;
+ break;
+ case nir_texop_txf:
+ case nir_texop_txf_ms:
+ case nir_texop_txf_ms_mcs:
+ shader->info.textures_used_by_txf |=
+ ((1 << MAX2(instr->texture_array_size, 1)) - 1) <<
+ instr->texture_index;
+ break;
+ default:
+ break;
+ }
}
static void