Mesa (master): aco: implement 16-bit nir_op_ffract
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Fri Apr 10 06:43:31 UTC 2020
Module: Mesa
Branch: master
Commit: b8486041df77a537c33cb0039833322ed2886354
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=b8486041df77a537c33cb0039833322ed2886354
Author: Samuel Pitoiset <samuel.pitoiset at gmail.com>
Date: Fri Apr 3 11:07:24 2020 +0200
aco: implement 16-bit nir_op_ffract
Signed-off-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>
Reviewed-by: Daniel Schürmann <daniel at schuermann.dev>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4452>
---
src/amd/compiler/aco_instruction_selection.cpp | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/src/amd/compiler/aco_instruction_selection.cpp b/src/amd/compiler/aco_instruction_selection.cpp
index 1c601f161c1..f86540944c7 100644
--- a/src/amd/compiler/aco_instruction_selection.cpp
+++ b/src/amd/compiler/aco_instruction_selection.cpp
@@ -1844,9 +1844,13 @@ void visit_alu_instr(isel_context *ctx, nir_alu_instr *instr)
break;
}
case nir_op_ffract: {
- if (dst.size() == 1) {
+ if (dst.regClass() == v2b) {
+ Temp src = get_alu_src(ctx, instr->src[0]);
+ Temp tmp = bld.vop1(aco_opcode::v_fract_f16, bld.def(v1), src);
+ bld.pseudo(aco_opcode::p_split_vector, Definition(dst), bld.def(v2b), tmp);
+ } else if (dst.regClass() == v1) {
emit_vop1_instruction(ctx, instr, aco_opcode::v_fract_f32, dst);
- } else if (dst.size() == 2) {
+ } else if (dst.regClass() == v2) {
emit_vop1_instruction(ctx, instr, aco_opcode::v_fract_f64, dst);
} else {
fprintf(stderr, "Unimplemented NIR instr bit size: ");
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