Module: Mesa
Branch: master
Commit: f70719cc4b64e12310dfe8825a8e2d4bce970673
URL:
http://cgit.freedesktop.org/mesa/mesa/commit/?id=f70719cc4b64e12310dfe8825a8e2d4bce970673
Author: Ilia Mirkin <imir...@alum.mit.edu>
Date: Fri Jul 3 19:09:09 2015 -0400
nv50/ir: UCMP arguments are float, so make sure modifiers are applied
The first argument to UCMP needs to be compared against 0, but the
latter arguments are treated as float and need to be able to properly
apply neg/abs arguments. Adjust the inferSrcType function accordingly.
Signed-off-by: Ilia Mirkin <imir...@alum.mit.edu>
Cc: "10.5 10.6" <mesa-sta...@lists.freedesktop.org>
---
src/gallium/drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp | 3 ++-
1 file changed, 2 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 9839a0e..018a1ec 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp
@@ -434,7 +434,6 @@ nv50_ir::DataType Instruction::inferSrcType() const
case TGSI_OPCODE_USLT:
case TGSI_OPCODE_USNE:
case TGSI_OPCODE_USHR:
- case TGSI_OPCODE_UCMP:
case TGSI_OPCODE_ATOMUADD:
case TGSI_OPCODE_ATOMXCHG:
case TGSI_OPCODE_ATOMCAS:
@@ -2570,6 +2569,8 @@ Converter::handleInstruction(const struct
tgsi_full_instruction *insn)
}
break;
case TGSI_OPCODE_UCMP:
+ srcTy = TYPE_U32;
+ /* fallthrough */
case TGSI_OPCODE_CMP:
FOR_EACH_DST_ENABLED_CHANNEL(0, c, tgsi) {
src0 = fetchSrc(0, c);
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