Mesa (master): panfrost/midgard: Apply component to load_input
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Fri Jun 7 16:07:55 UTC 2019
Module: Mesa
Branch: master
Commit: 43568f2675bda2c538ca5e85e081756bd8bdf0c0
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=43568f2675bda2c538ca5e85e081756bd8bdf0c0
Author: Alyssa Rosenzweig <alyssa.rosenzweig at collabora.com>
Date: Thu Jun 6 08:16:04 2019 -0700
panfrost/midgard: Apply component to load_input
Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig at collabora.com>
---
src/gallium/drivers/panfrost/midgard/midgard_compile.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/src/gallium/drivers/panfrost/midgard/midgard_compile.c b/src/gallium/drivers/panfrost/midgard/midgard_compile.c
index 032f4a91196..4d28e151bda 100644
--- a/src/gallium/drivers/panfrost/midgard/midgard_compile.c
+++ b/src/gallium/drivers/panfrost/midgard/midgard_compile.c
@@ -1125,6 +1125,9 @@ emit_intrinsic(compiler_context *ctx, nir_intrinsic_instr *instr)
offset += nir_src_as_uint(instr->src[0]);
}
+ /* We may need to apply a fractional offset */
+ int component = instr->intrinsic == nir_intrinsic_load_input ?
+ nir_intrinsic_component(instr) : 0;
reg = nir_dest_index(ctx, &instr->dest);
if (instr->intrinsic == nir_intrinsic_load_uniform && !ctx->is_blend) {
@@ -1135,6 +1138,7 @@ emit_intrinsic(compiler_context *ctx, nir_intrinsic_instr *instr)
midgard_instruction ins = m_ld_vary_32(reg, offset);
ins.load_store.mask = (1 << nr_comp) - 1;
+ ins.load_store.swizzle = SWIZZLE_XYZW >> (2 * component);
midgard_varying_parameter p = {
.is_varying = 1,
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