diff options
Diffstat (limited to 'src/compiler/nir/nir_lower_alu_to_scalar.c')
| -rw-r--r-- | src/compiler/nir/nir_lower_alu_to_scalar.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/src/compiler/nir/nir_lower_alu_to_scalar.c b/src/compiler/nir/nir_lower_alu_to_scalar.c index 5372fbe..312d2f9 100644 --- a/src/compiler/nir/nir_lower_alu_to_scalar.c +++ b/src/compiler/nir/nir_lower_alu_to_scalar.c @@ -134,6 +134,38 @@ lower_alu_instr_scalar(nir_alu_instr *instr, nir_builder *b) return; } + case nir_op_pack_uvec2_to_uint: { + assert(b->shader->options->lower_pack_snorm_2x16 || + b->shader->options->lower_pack_unorm_2x16); + + nir_ssa_def *word = + nir_extract_u16(b, instr->src[0].src.ssa, nir_imm_int(b, 0)); + nir_ssa_def *val = + nir_ior(b, nir_ishl(b, nir_channel(b, word, 1), nir_imm_int(b, 16)), + nir_channel(b, word, 0)); + + nir_ssa_def_rewrite_uses(&instr->dest.dest.ssa, nir_src_for_ssa(val)); + nir_instr_remove(&instr->instr); + break; + } + + case nir_op_pack_uvec4_to_uint: { + assert(b->shader->options->lower_pack_snorm_4x8 || + b->shader->options->lower_pack_unorm_4x8); + + nir_ssa_def *byte = + nir_extract_u8(b, instr->src[0].src.ssa, nir_imm_int(b, 0)); + nir_ssa_def *val = + nir_ior(b, nir_ior(b, nir_ishl(b, nir_channel(b, byte, 3), nir_imm_int(b, 24)), + nir_ishl(b, nir_channel(b, byte, 2), nir_imm_int(b, 16))), + nir_ior(b, nir_ishl(b, nir_channel(b, byte, 1), nir_imm_int(b, 8)), + nir_channel(b, byte, 0))); + + nir_ssa_def_rewrite_uses(&instr->dest.dest.ssa, nir_src_for_ssa(val)); + nir_instr_remove(&instr->instr); + break; + } + case nir_op_fdph: { nir_ssa_def *sum[4]; for (unsigned i = 0; i < 3; i++) { |