Mesa (master): radeon/llvm: support setcc on f32
Vincent Lejeune
vlj at kemper.freedesktop.org
Tue Sep 4 15:53:18 UTC 2012
Module: Mesa
Branch: master
Commit: d9e135e18cb438aad4b0bdf89a7273d705549150
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=d9e135e18cb438aad4b0bdf89a7273d705549150
Author: Vincent Lejeune <vljn at ovi.com>
Date: Tue Sep 4 17:04:28 2012 +0200
radeon/llvm: support setcc on f32
Reviewed-by: Tom Stellard <thomas.stellard at amd.com>
---
src/gallium/drivers/radeon/R600ISelLowering.cpp | 36 +++++++++++++++++------
1 files changed, 27 insertions(+), 9 deletions(-)
diff --git a/src/gallium/drivers/radeon/R600ISelLowering.cpp b/src/gallium/drivers/radeon/R600ISelLowering.cpp
index 016befa..7ad0178 100644
--- a/src/gallium/drivers/radeon/R600ISelLowering.cpp
+++ b/src/gallium/drivers/radeon/R600ISelLowering.cpp
@@ -47,7 +47,7 @@ R600TargetLowering::R600TargetLowering(TargetMachine &TM) :
setOperationAction(ISD::SELECT_CC, MVT::i32, Custom);
setOperationAction(ISD::SETCC, MVT::i32, Custom);
-
+ setOperationAction(ISD::SETCC, MVT::f32, Custom);
setSchedulingPreference(Sched::VLIW);
}
@@ -519,14 +519,32 @@ SDValue R600TargetLowering::LowerSETCC(SDValue Op, SelectionDAG &DAG) const
SDValue CC = Op.getOperand(2);
DebugLoc DL = Op.getDebugLoc();
assert(Op.getValueType() == MVT::i32);
- Cond = DAG.getNode(
- ISD::SELECT_CC,
- Op.getDebugLoc(),
- MVT::i32,
- LHS, RHS,
- DAG.getConstant(-1, MVT::i32),
- DAG.getConstant(0, MVT::i32),
- CC);
+ if (LHS.getValueType() == MVT::i32) {
+ Cond = DAG.getNode(
+ ISD::SELECT_CC,
+ Op.getDebugLoc(),
+ MVT::i32,
+ LHS, RHS,
+ DAG.getConstant(-1, MVT::i32),
+ DAG.getConstant(0, MVT::i32),
+ CC);
+ } else if (LHS.getValueType() == MVT::f32) {
+ Cond = DAG.getNode(
+ ISD::SELECT_CC,
+ Op.getDebugLoc(),
+ MVT::f32,
+ LHS, RHS,
+ DAG.getConstantFP(1.0f, MVT::f32),
+ DAG.getConstantFP(0.0f, MVT::f32),
+ CC);
+ Cond = DAG.getNode(
+ ISD::FP_TO_SINT,
+ DL,
+ MVT::i32,
+ Cond);
+ } else {
+ assert(0 && "Not valid type for set_cc");
+ }
Cond = DAG.getNode(
ISD::AND,
DL,
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