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pan/bi: Correctly calculate render target index

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Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7446>
This commit is contained in:
Alyssa Rosenzweig 2020-11-04 11:13:55 -05:00
parent 9a6dad18d8
commit f8c1d79f69
1 changed files with 12 additions and 1 deletions
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13
src/panfrost/bifrost/bifrost_compile.c
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@ -305,6 +305,11 @@ bi_emit_frag_out(bi_context *ctx, nir_intrinsic_instr *instr)
bool emit_blend = writeout & (PAN_WRITEOUT_C);
bool emit_zs = writeout & (PAN_WRITEOUT_Z | PAN_WRITEOUT_S);
const nir_variable *var =
nir_find_variable_with_driver_location(ctx->nir, nir_var_shader_out,
nir_intrinsic_base(instr));
assert(var);
if (!ctx->emitted_atest && !ctx->is_blend) {
bi_emit_atest(ctx,
pan_src_index(&instr->src[0]),
@ -323,10 +328,16 @@ bi_emit_frag_out(bi_context *ctx, nir_intrinsic_instr *instr)
}
if (emit_blend) {
unsigned loc = var->data.location;
assert(loc == FRAG_RESULT_COLOR || loc >= FRAG_RESULT_DATA0);
unsigned rt = loc == FRAG_RESULT_COLOR ? 0 :
(loc - FRAG_RESULT_DATA0);
bi_emit_blend(ctx,
pan_src_index(&instr->src[0]),
nir_intrinsic_src_type(instr),
nir_intrinsic_base(instr));
rt);
}
if (ctx->is_blend) {