Signed-off-by: Ilia Mirkin <imir...@alum.mit.edu>
---
I was going to add freedreno support for this, but... I couldn't figure
out how to get the GETLOD opcode to return the results I wanted. Figured
I'd send this out thought.
src/gallium/auxiliary/nir/tgsi_to_nir.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/src/gallium/auxiliary/nir/tgsi_to_nir.c
b/src/gallium/auxiliary/nir/tgsi_to_nir.c
index cccc560..9aa6edd 100644
--- a/src/gallium/auxiliary/nir/tgsi_to_nir.c
+++ b/src/gallium/auxiliary/nir/tgsi_to_nir.c
@@ -1122,6 +1122,10 @@ 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);
@@ -1488,7 +1492,7 @@ 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,
@@ -1655,6 +1659,7 @@ 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;
--
2.4.6
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