From f5660aab413539bd94cfea8cd88fed80c54cd984 Mon Sep 17 00:00:00 2001
From: Tom Stellard <thomas.stellard@amd.com>
Date: Thu, 18 Jul 2013 21:43:35 +0000
Subject: [PATCH] R600: Expand VSELECT for all types

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@186613 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/R600/AMDGPUISelLowering.cpp |  3 +++
 lib/Target/R600/R600ISelLowering.cpp   |  3 ---
 test/CodeGen/R600/vselect.ll           | 30 ++++++++++++++++++++++++++
 3 files changed, 33 insertions(+), 3 deletions(-)

diff --git a/lib/Target/R600/AMDGPUISelLowering.cpp b/lib/Target/R600/AMDGPUISelLowering.cpp
index c9df89c2d70..e2fd369f869 100644
--- a/lib/Target/R600/AMDGPUISelLowering.cpp
+++ b/lib/Target/R600/AMDGPUISelLowering.cpp
@@ -77,6 +77,8 @@ AMDGPUTargetLowering::AMDGPUTargetLowering(TargetMachine &TM) :
   setOperationAction(ISD::UDIV, MVT::i32, Expand);
   setOperationAction(ISD::UDIVREM, MVT::i32, Custom);
   setOperationAction(ISD::UREM, MVT::i32, Expand);
+  setOperationAction(ISD::VSELECT, MVT::v2f32, Expand);
+  setOperationAction(ISD::VSELECT, MVT::v4f32, Expand);
 
   static const int types[] = {
     (int)MVT::v2i32,
@@ -97,6 +99,7 @@ AMDGPUTargetLowering::AMDGPUTargetLowering(TargetMachine &TM) :
     setOperationAction(ISD::SUB,  VT, Expand);
     setOperationAction(ISD::UDIV, VT, Expand);
     setOperationAction(ISD::UREM, VT, Expand);
+    setOperationAction(ISD::VSELECT, VT, Expand);
     setOperationAction(ISD::XOR,  VT, Expand);
   }
 }
diff --git a/lib/Target/R600/R600ISelLowering.cpp b/lib/Target/R600/R600ISelLowering.cpp
index 7aef08a904d..1067b38c8fd 100644
--- a/lib/Target/R600/R600ISelLowering.cpp
+++ b/lib/Target/R600/R600ISelLowering.cpp
@@ -67,9 +67,6 @@ R600TargetLowering::R600TargetLowering(TargetMachine &TM) :
   setOperationAction(ISD::SELECT, MVT::i32, Custom);
   setOperationAction(ISD::SELECT, MVT::f32, Custom);
 
-  setOperationAction(ISD::VSELECT, MVT::v4i32, Expand);
-  setOperationAction(ISD::VSELECT, MVT::v2i32, Expand);
-
   // Legalize loads and stores to the private address space.
   setOperationAction(ISD::LOAD, MVT::i32, Custom);
   setOperationAction(ISD::LOAD, MVT::v2i32, Expand);
diff --git a/test/CodeGen/R600/vselect.ll b/test/CodeGen/R600/vselect.ll
index 3f08cec403a..79d896bbcc7 100644
--- a/test/CodeGen/R600/vselect.ll
+++ b/test/CodeGen/R600/vselect.ll
@@ -14,6 +14,20 @@ entry:
   ret void
 }
 
+;EG-CHECK: @test_select_v2f32
+;EG-CHECK: CNDE_INT {{\*? *}}T{{[0-9]+\.[XYZW], PV\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
+;EG-CHECK: CNDE_INT {{\*? *}}T{{[0-9]+\.[XYZW], PV\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
+
+define void @test_select_v2f32(<2 x float> addrspace(1)* %out, <2 x float> addrspace(1)* %in0, <2 x float> addrspace(1)* %in1) {
+entry:
+  %0 = load <2 x float> addrspace(1)* %in0
+  %1 = load <2 x float> addrspace(1)* %in1
+  %cmp = fcmp one <2 x float> %0, %1
+  %result = select <2 x i1> %cmp, <2 x float> %0, <2 x float> %1
+  store <2 x float> %result, <2 x float> addrspace(1)* %out
+  ret void
+}
+
 ;EG-CHECK: @test_select_v4i32
 ;EG-CHECK: CNDE_INT {{\*? *}}T{{[0-9]+\.[XYZW], PV\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
 ;EG-CHECK: CNDE_INT {{\*? *}}T{{[0-9]+\.[XYZW], PV\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
@@ -29,3 +43,19 @@ entry:
   store <4 x i32> %result, <4 x i32> addrspace(1)* %out
   ret void
 }
+
+;EG-CHECK: @test_select_v4f32
+;EG-CHECK: CNDE_INT {{\*? *}}T{{[0-9]+\.[XYZW], PV\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
+;EG-CHECK: CNDE_INT {{\*? *}}T{{[0-9]+\.[XYZW], PV\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
+;EG-CHECK: CNDE_INT {{\*? *}}T{{[0-9]+\.[XYZW], PV\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
+;EG-CHECK: CNDE_INT {{\*? *}}T{{[0-9]+\.[XYZW], PV\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
+
+define void @test_select_v4f32(<4 x float> addrspace(1)* %out, <4 x float> addrspace(1)* %in0, <4 x float> addrspace(1)* %in1) {
+entry:
+  %0 = load <4 x float> addrspace(1)* %in0
+  %1 = load <4 x float> addrspace(1)* %in1
+  %cmp = fcmp one <4 x float> %0, %1
+  %result = select <4 x i1> %cmp, <4 x float> %0, <4 x float> %1
+  store <4 x float> %result, <4 x float> addrspace(1)* %out
+  ret void
+}