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panfrost/midgard: Apply writemask to LUTs 

Fixes LUT instructions with NIR registers.

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
This commit is contained in:
Alyssa Rosenzweig 2019-06-17 11:49:44 -07:00
parent eba932ea43
commit 2c9e124f81
2 changed files with 8 additions and 3 deletions
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2
src/gallium/drivers/panfrost/ci/expected-failures.txt
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@ -307,8 +307,6 @@ dEQP-GLES2.functional.shaders.random.all_features.fragment.72
dEQP-GLES2.functional.shaders.random.all_features.fragment.77
dEQP-GLES2.functional.shaders.random.all_features.vertex.0
dEQP-GLES2.functional.shaders.random.all_features.vertex.17
dEQP-GLES2.functional.shaders.random.exponential.fragment.46
dEQP-GLES2.functional.shaders.random.exponential.vertex.46
dEQP-GLES2.functional.shaders.random.texture.vertex.10
dEQP-GLES2.functional.shaders.random.texture.vertex.11
dEQP-GLES2.functional.shaders.random.texture.vertex.12

9
src/gallium/drivers/panfrost/midgard/midgard_compile.c
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@ -985,7 +985,14 @@ emit_alu(compiler_context *ctx, nir_alu_instr *instr)
memcpy(original_swizzle, nirmods[0]->swizzle, sizeof(nirmods[0]->swizzle));
for (int i = 0; i < nr_components; ++i) {
ins.alu.mask = (0x3) << (2 * i); /* Mask the associated component */
/* Mask the associated component, dropping the
* instruction if needed */
ins.alu.mask = (0x3) << (2 * i);
ins.alu.mask &= alu.mask;
if (!ins.alu.mask)
continue;
for (int j = 0; j < 4; ++j)
nirmods[0]->swizzle[j] = original_swizzle[i]; /* Pull from the correct component */