Mesa (master): freedreno/ir3: handle input/output component
Rob Clark
robclark at kemper.freedesktop.org
Tue Dec 5 21:17:47 UTC 2017
Module: Mesa
Branch: master
Commit: 77c595358fa99fe2ccb4f100f1d1a5b061c6c488
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=77c595358fa99fe2ccb4f100f1d1a5b061c6c488
Author: Rob Clark <robdclark at gmail.com>
Date: Tue Dec 5 08:40:18 2017 -0500
freedreno/ir3: handle input/output component
After the mesa/st nir linking support, we start to see inputs/outputs
like:
decl_var shader_out INTERP_MODE_NONE float packed:uv (VARYING_SLOT_VAR9.x, 1, 0)
decl_var shader_out INTERP_MODE_NONE float packed:uv at 0 (VARYING_SLOT_VAR9.y, 1, 0)
(ie. were location_frac != .x)
Unfortunately I overlooked the addition of the component parameter to
load_input/store_output, so when we started encountering inputs/outputs
with component other than .x, we'd end up loading/storing the wrong
input/output.
Signed-off-by: Rob Clark <robdclark at gmail.com>
---
src/gallium/drivers/freedreno/ir3/ir3_compiler_nir.c | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/src/gallium/drivers/freedreno/ir3/ir3_compiler_nir.c b/src/gallium/drivers/freedreno/ir3/ir3_compiler_nir.c
index c97df4f1d6..15a3aa4c80 100644
--- a/src/gallium/drivers/freedreno/ir3/ir3_compiler_nir.c
+++ b/src/gallium/drivers/freedreno/ir3/ir3_compiler_nir.c
@@ -1928,7 +1928,7 @@ emit_intrinsic(struct ir3_context *ctx, nir_intrinsic_instr *intr)
struct ir3_instruction * const *src;
struct ir3_block *b = ctx->block;
nir_const_value *const_offset;
- int idx;
+ int idx, comp;
if (info->has_dest) {
unsigned n;
@@ -1971,11 +1971,12 @@ emit_intrinsic(struct ir3_context *ctx, nir_intrinsic_instr *intr)
break;
case nir_intrinsic_load_input:
idx = nir_intrinsic_base(intr);
+ comp = nir_intrinsic_component(intr);
const_offset = nir_src_as_const_value(intr->src[0]);
if (const_offset) {
idx += const_offset->u32[0];
for (int i = 0; i < intr->num_components; i++) {
- unsigned n = idx * 4 + i;
+ unsigned n = idx * 4 + i + comp;
dst[i] = ctx->ir->inputs[n];
}
} else {
@@ -1984,7 +1985,7 @@ emit_intrinsic(struct ir3_context *ctx, nir_intrinsic_instr *intr)
create_collect(b, ctx->ir->inputs, ctx->ir->ninputs);
struct ir3_instruction *addr = get_addr(ctx, src[0], 4);
for (int i = 0; i < intr->num_components; i++) {
- unsigned n = idx * 4 + i;
+ unsigned n = idx * 4 + i + comp;
dst[i] = create_indirect_load(ctx, ctx->ir->ninputs,
n, addr, collect);
}
@@ -2061,13 +2062,14 @@ emit_intrinsic(struct ir3_context *ctx, nir_intrinsic_instr *intr)
break;
case nir_intrinsic_store_output:
idx = nir_intrinsic_base(intr);
+ comp = nir_intrinsic_component(intr);
const_offset = nir_src_as_const_value(intr->src[1]);
compile_assert(ctx, const_offset != NULL);
idx += const_offset->u32[0];
src = get_src(ctx, &intr->src[0]);
for (int i = 0; i < intr->num_components; i++) {
- unsigned n = idx * 4 + i;
+ unsigned n = idx * 4 + i + comp;
ctx->ir->outputs[n] = src[i];
}
break;
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