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authorJason Ekstrand <[email protected]>2015-05-20 12:03:33 -0700
committerJason Ekstrand <[email protected]>2015-05-28 17:07:01 -0700
commitb95ec49e57f81bdd75795dc93022533704efe509 (patch)
tree1e9606699a297d0d7ed9d40028e3485e85a452cc /src
parent78644ffc4d341deb431145108f0b2d377e59b61e (diff)
i965/vs: Rework the logic for generating NIR from ARB vertex programs
Whether or not to use NIR is now equivalent to brw->scalar_vs. We can simplify the logic and make it far less confusing. Reviewed-by: Matt Turner <[email protected]> Reviewed-by: Kenneth Graunke <[email protected]>
Diffstat (limited to 'src')
-rw-r--r--src/mesa/drivers/dri/i965/brw_vec4.cpp23
1 files changed, 11 insertions, 12 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_vec4.cpp b/src/mesa/drivers/dri/i965/brw_vec4.cpp
index 02a7e33f791..a324798e060 100644
--- a/src/mesa/drivers/dri/i965/brw_vec4.cpp
+++ b/src/mesa/drivers/dri/i965/brw_vec4.cpp
@@ -1868,8 +1868,6 @@ brw_vs_emit(struct brw_context *brw,
bool start_busy = false;
double start_time = 0;
const unsigned *assembly = NULL;
- bool use_nir =
- brw->ctx.Const.ShaderCompilerOptions[MESA_SHADER_VERTEX].NirOptions != NULL;
if (unlikely(brw->perf_debug)) {
start_busy = (brw->batch.last_bo &&
@@ -1884,17 +1882,18 @@ brw_vs_emit(struct brw_context *brw,
if (unlikely(INTEL_DEBUG & DEBUG_VS))
brw_dump_ir("vertex", prog, &shader->base, &c->vp->program.Base);
- if (use_nir && !c->vp->program.Base.nir) {
- /* Normally we generate NIR in LinkShader() or ProgramStringNotify(), but
- * Mesa's fixed-function vertex program handling doesn't notify the driver
- * at all. Just do it here, at the last minute, even though it's lame.
- */
- assert(c->vp->program.Base.Id == 0 && prog == NULL);
- c->vp->program.Base.nir =
- brw_create_nir(brw, NULL, &c->vp->program.Base, MESA_SHADER_VERTEX);
- }
+ if (brw->scalar_vs) {
+ if (!c->vp->program.Base.nir) {
+ /* Normally we generate NIR in LinkShader() or
+ * ProgramStringNotify(), but Mesa's fixed-function vertex program
+ * handling doesn't notify the driver at all. Just do it here, at
+ * the last minute, even though it's lame.
+ */
+ assert(c->vp->program.Base.Id == 0 && prog == NULL);
+ c->vp->program.Base.nir =
+ brw_create_nir(brw, NULL, &c->vp->program.Base, MESA_SHADER_VERTEX);
+ }
- if (brw->scalar_vs && (prog || use_nir)) {
fs_visitor v(brw, mem_ctx, MESA_SHADER_VERTEX, &c->key,
&prog_data->base.base, prog, &c->vp->program.Base, 8);
if (!v.run_vs()) {