Mesa (master): nv50/ir/tgsi: TGSI_OPCODE_POW replicates its result

[Ilia Mirkin]

Module: Mesa
Branch: master
Commit: 2f2d1b3d9b090aeba316d6c425c23e92340b5502
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=2f2d1b3d9b090aeba316d6c425c23e92340b5502

Author: Christoph Bumiller <christoph.bumiller at speed.at>
Date:   Thu Jun  6 11:44:30 2013 +0200

nv50/ir/tgsi: TGSI_OPCODE_POW replicates its result

Reviewed-by: Ilia Mirkin <imirkin at alum.mit.edu>
Cc: "10.2" <mesa-stable at lists.freedesktop.org>

---

 src/gallium/drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp |    6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp
index 3e44bf9..e24be51 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp
@@ -2199,7 +2199,6 @@ Converter::handleInstruction(const struct tgsi_full_instruction *insn)
    case TGSI_OPCODE_IMUL_HI:
    case TGSI_OPCODE_UMUL_HI:
    case TGSI_OPCODE_OR:
-   case TGSI_OPCODE_POW:
    case TGSI_OPCODE_SHL:
    case TGSI_OPCODE_ISHR:
    case TGSI_OPCODE_USHR:
@@ -2254,6 +2253,11 @@ Converter::handleInstruction(const struct tgsi_full_instruction *insn)
       FOR_EACH_DST_ENABLED_CHANNEL(0, c, tgsi)
          mkOp1(OP_MOV, TYPE_U32, dst0[c], fetchSrc(0, c));
       break;
+   case TGSI_OPCODE_POW:
+      val0 = mkOp2v(op, TYPE_F32, getScratch(), fetchSrc(0, 0), fetchSrc(1, 0));
+      FOR_EACH_DST_ENABLED_CHANNEL(0, c, tgsi)
+         mkOp1(OP_MOV, TYPE_F32, dst0[c], val0);
+      break;
    case TGSI_OPCODE_EX2:
    case TGSI_OPCODE_LG2:
       val0 = mkOp1(op, TYPE_F32, getScratch(), fetchSrc(0, 0))->getDef(0);