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pan/midgard: Lower txd with lower_tex

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This is a hack since we do have native gradient stuff, but for the
moment I'm more interested in conformance and the lowered code is good
enough. Fixes
dEQP-GLES3.functional.shaders.texture_functions.texturegrad.sampler2d_fixed_fragment

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Reviewed-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Tested-by: Marge Bot <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3169>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3169>
This commit is contained in:
Alyssa Rosenzweig
2019-12-19 11:12:50 -05:00
committed by Tomeu Vizoso
parent da73651da4
commit c57337bbd3
1 changed files with 6 additions and 1 deletions
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src/panfrost/midgard/midgard_compile.c
+6 -1
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@@ -494,7 +494,6 @@ optimise_nir(nir_shader *nir, unsigned quirks)
(nir->options->lower_flrp64 ? 64 : 0);
NIR_PASS(progress, nir, nir_lower_regs_to_ssa);
NIR_PASS(progress, nir, midgard_nir_lower_fdot2);
NIR_PASS(progress, nir, nir_lower_idiv, nir_lower_idiv_fast);
nir_lower_tex_options lower_tex_options = {
@@ -502,10 +501,16 @@ optimise_nir(nir_shader *nir, unsigned quirks)
.lower_txp = ~0,
.lower_tex_without_implicit_lod =
(quirks & MIDGARD_EXPLICIT_LOD),
/* TODO: we have native gradient.. */
.lower_txd = true,
};
NIR_PASS(progress, nir, nir_lower_tex, &lower_tex_options);
/* Must lower fdot2 after tex is lowered */
NIR_PASS(progress, nir, midgard_nir_lower_fdot2);
/* T720 is broken. */
if (quirks & MIDGARD_BROKEN_LOD)