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aco: implement nir_export_dual_src_blend_amd

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Reviewed-by: Rhys Perry <pendingchaos02@gmail.com>
Signed-off-by: Qiang Yu <yuq825@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22199>
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Qiang Yu 2023-04-23 12:11:24 +08:00 • committed by Marge Bot
parent 583402a332
commit 9763b6e0da
1 changed files with 22 additions and 0 deletions
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22
src/amd/compiler/aco_instruction_selection.cpp
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@ -9170,6 +9170,28 @@ visit_intrinsic(isel_context* ctx, nir_intrinsic_instr* instr)
ctx->block->instructions.emplace_back(std::move(exp));
break;
}
case nir_intrinsic_export_dual_src_blend_amd: {
Temp val0 = get_ssa_temp(ctx, instr->src[0].ssa);
Temp val1 = get_ssa_temp(ctx, instr->src[1].ssa);
unsigned write_mask = nir_intrinsic_write_mask(instr);
struct aco_export_mrt mrt0, mrt1;
for (unsigned i = 0; i < 4; i++) {
mrt0.out[i] = write_mask & BITFIELD_BIT(i) ?
Operand(emit_extract_vector(ctx, val0, i, v1)) :
Operand(v1);
mrt1.out[i] = write_mask & BITFIELD_BIT(i) ?
Operand(emit_extract_vector(ctx, val1, i, v1)) :
Operand(v1);
}
mrt0.enabled_channels = mrt1.enabled_channels = write_mask;
create_fs_dual_src_export_gfx11(ctx, &mrt0, &mrt1);
ctx->block->kind |= block_kind_export_end;
break;
}
default:
isel_err(&instr->instr, "Unimplemented intrinsic instr");
abort();