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authorIlia Mirkin <[email protected]>2015-11-22 16:41:16 -0500
committerIlia Mirkin <[email protected]>2015-11-23 11:17:15 -0500
commitf0e670bdd7e7084c4c21197770aa95cf0ab8139a (patch)
treec7e03ac1198aee709fa8e954815b471572bdfbe3 /src
parent9761d5146fa76dbb03da0ba94beba4c249f061d1 (diff)
ttn: add LODQ support
Signed-off-by: Ilia Mirkin <[email protected]>
Diffstat (limited to 'src')
-rw-r--r--src/gallium/auxiliary/nir/tgsi_to_nir.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/src/gallium/auxiliary/nir/tgsi_to_nir.c b/src/gallium/auxiliary/nir/tgsi_to_nir.c
index ce1da102777..e2b1040e636 100644
--- a/src/gallium/auxiliary/nir/tgsi_to_nir.c
+++ b/src/gallium/auxiliary/nir/tgsi_to_nir.c
@@ -1280,6 +1280,10 @@ ttn_tex(struct ttn_compile *c, nir_alu_dest dest, nir_ssa_def **src)
num_srcs = 3;
samp = 3;
break;
+ case TGSI_OPCODE_LODQ:
+ op = nir_texop_lod;
+ num_srcs = 1;
+ break;
default:
fprintf(stderr, "unknown TGSI tex op %d\n", tgsi_inst->Instruction.Opcode);
@@ -1332,7 +1336,9 @@ ttn_tex(struct ttn_compile *c, nir_alu_dest dest, nir_ssa_def **src)
*/
sview = instr->sampler_index;
- if (sview < c->num_samp_types) {
+ if (op == nir_texop_lod) {
+ instr->dest_type = nir_type_float;
+ } else if (sview < c->num_samp_types) {
instr->dest_type = c->samp_types[sview];
} else {
instr->dest_type = nir_type_float;
@@ -1648,7 +1654,7 @@ static const nir_op op_trans[TGSI_OPCODE_LAST] = {
[TGSI_OPCODE_UMUL_HI] = nir_op_umul_high,
[TGSI_OPCODE_TG4] = 0,
- [TGSI_OPCODE_LODQ] = 0, /* XXX */
+ [TGSI_OPCODE_LODQ] = 0,
[TGSI_OPCODE_IBFE] = nir_op_ibitfield_extract,
[TGSI_OPCODE_UBFE] = nir_op_ubitfield_extract,
@@ -1816,6 +1822,7 @@ ttn_emit_instruction(struct ttn_compile *c)
case TGSI_OPCODE_TXQ_LZ:
case TGSI_OPCODE_TXF:
case TGSI_OPCODE_TG4:
+ case TGSI_OPCODE_LODQ:
ttn_tex(c, dest, src);
break;