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Diffstat (limited to 'src/gallium/drivers/nv50/nv50_program.c')
-rw-r--r--src/gallium/drivers/nv50/nv50_program.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/src/gallium/drivers/nv50/nv50_program.c b/src/gallium/drivers/nv50/nv50_program.c
index a33ec5997a3..6aec9cc8414 100644
--- a/src/gallium/drivers/nv50/nv50_program.c
+++ b/src/gallium/drivers/nv50/nv50_program.c
@@ -1117,15 +1117,12 @@ nv50_program_tx_insn(struct nv50_pc *pc, const union tgsi_full_token *tok)
}
break;
case TGSI_OPCODE_LRP:
+ temp = temp_temp(pc);
for (c = 0; c < 4; c++) {
if (!(mask & (1 << c)))
continue;
- /*XXX: we can do better than this */
- temp = alloc_temp(pc, NULL);
- emit_neg(pc, temp, src[0][c]);
- emit_mad(pc, temp, temp, src[2][c], src[2][c]);
- emit_mad(pc, dst[c], src[0][c], src[1][c], temp);
- free_temp(pc, temp);
+ emit_sub(pc, temp, src[1][c], src[2][c]);
+ emit_mad(pc, dst[c], temp, src[0][c], src[2][c]);
}
break;
case TGSI_OPCODE_MAD: