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radv: Remove radv_remove_varyings.

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Not needed anymore, since we are now doing this on lowered I/O.

Signed-off-by: Timur Kristóf <timur.kristof@gmail.com>
Reviewed-by: Georg Lehmann <dadschoorse@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/33928>
This commit is contained in:
Timur Kristóf 2025-02-27 18:57:21 +01:00
parent 473ef0b6fb
commit 72ac874ba6
1 changed files with 0 additions and 41 deletions
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41
src/amd/vulkan/radv_pipeline_graphics.c
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@ -1504,37 +1504,6 @@ radv_pipeline_needs_noop_fs(struct radv_graphics_pipeline *pipeline, const struc
return false;
}
static void
radv_remove_varyings(nir_shader *nir)
{
/* We can't demote mesh outputs to nir_var_shader_temp yet, because
* they don't support array derefs of vectors.
*/
if (nir->info.stage == MESA_SHADER_MESH)
return;
bool fixup_derefs = false;
nir_foreach_shader_out_variable (var, nir) {
if (var->data.always_active_io)
continue;
if (var->data.location < VARYING_SLOT_VAR0)
continue;
nir->info.outputs_written &= ~BITFIELD64_BIT(var->data.location);
var->data.location = 0;
var->data.mode = nir_var_shader_temp;
fixup_derefs = true;
}
if (fixup_derefs) {
NIR_PASS(_, nir, nir_fixup_deref_modes);
NIR_PASS(_, nir, nir_remove_dead_variables, nir_var_shader_temp, NULL);
NIR_PASS(_, nir, nir_opt_dce);
}
}
static void
radv_graphics_shaders_link(const struct radv_device *device, const struct radv_graphics_state_key *gfx_state,
struct radv_shader_stage *stages)
@ -2853,16 +2822,6 @@ radv_graphics_shaders_compile(struct radv_device *device, struct vk_pipeline_cac
NIR_PASS(_, stages[MESA_SHADER_GEOMETRY].nir, nir_lower_vars_to_ssa);
}
/* Remove all varyings when the fragment shader is a noop. */
if (noop_fs) {
radv_foreach_stage (i, active_nir_stages) {
if (radv_is_last_vgt_stage(&stages[i])) {
radv_remove_varyings(stages[i].nir);
break;
}
}
}
radv_graphics_shaders_link(device, gfx_state, stages);
if (stages[MESA_SHADER_FRAGMENT].nir) {