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R600: Expand vselect for v4i32 and v2i32 

v2: Add vselect v4i32 test

Patch by: Aaron Watry

Reviewed-by: Tom Stellard <thomas.stellard@amd.com>
Signed-off-by: Aaron Watry <awatry@gmail.com>

NOTE: This is a candidate for the 3.3 branch.
llvm-svn: 181576
This commit is contained in:
Tom Stellard 2013-05-10 02:09:24 +00:00
parent 1c7455f42f
commit a99c6ae47a
2 changed files with 20 additions and 0 deletions
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3
llvm/lib/Target/R600/R600ISelLowering.cpp
View File

@ -78,6 +78,9 @@ 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, Custom);

17
llvm/test/CodeGen/R600/vselect.ll Normal file
View File

@ -0,0 +1,17 @@
;RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s
; CHECK: @test_select_v4i32
; CHECK: CNDE_INT T{{[0-9]+\.[XYZW], PV\.[xyzw], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
; CHECK: CNDE_INT * T{{[0-9]+\.[XYZW], PV\.[xyzw], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
; CHECK: CNDE_INT * T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
; CHECK: CNDE_INT * T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
define void @test_select_v4i32(<4 x i32> addrspace(1)* %out, <4 x i32> addrspace(1)* %in0, <4 x i32> addrspace(1)* %in1) {
entry:
%0 = load <4 x i32> addrspace(1)* %in0
%1 = load <4 x i32> addrspace(1)* %in1
%cmp = icmp ne <4 x i32> %0, %1
%result = select <4 x i1> %cmp, <4 x i32> %0, <4 x i32> %1
store <4 x i32> %result, <4 x i32> addrspace(1)* %out
ret void
}