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R600: Fix assert on vector sdiv 

llvm-svn: 211000
This commit is contained in:
Matt Arsenault 2014-06-15 21:08:54 +00:00
parent 14d4645e46
commit b5dff9ab50
2 changed files with 36 additions and 4 deletions
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8
llvm/lib/Target/R600/AMDGPUISelLowering.cpp
View File

@ -1321,15 +1321,15 @@ SDValue AMDGPUTargetLowering::LowerSDIV32(SDValue Op, SelectionDAG &DAG) const {
// ilt r10, r0, 0
SDValue r10 = DAG.getSelectCC(DL,
r0, DAG.getConstant(0, OVT),
DAG.getConstant(-1, MVT::i32),
DAG.getConstant(0, MVT::i32),
DAG.getConstant(-1, OVT),
DAG.getConstant(0, OVT),
ISD::SETLT);
// ilt r11, r1, 0
SDValue r11 = DAG.getSelectCC(DL,
r1, DAG.getConstant(0, OVT),
DAG.getConstant(-1, MVT::i32),
DAG.getConstant(0, MVT::i32),
DAG.getConstant(-1, OVT),
DAG.getConstant(0, OVT),
ISD::SETLT);
// iadd r0, r0, r10

32
llvm/test/CodeGen/R600/sdiv.ll
View File

@ -49,6 +49,38 @@ define void @slow_sdiv_i32_3435(i32 addrspace(1)* %out, i32 addrspace(1)* %in) {
ret void
}
define void @sdiv_v2i32(<2 x i32> addrspace(1)* %out, <2 x i32> addrspace(1)* %in) {
%den_ptr = getelementptr <2 x i32> addrspace(1)* %in, i32 1
%num = load <2 x i32> addrspace(1) * %in
%den = load <2 x i32> addrspace(1) * %den_ptr
%result = sdiv <2 x i32> %num, %den
store <2 x i32> %result, <2 x i32> addrspace(1)* %out
ret void
}
define void @sdiv_v2i32_4(<2 x i32> addrspace(1)* %out, <2 x i32> addrspace(1)* %in) {
%num = load <2 x i32> addrspace(1) * %in
%result = sdiv <2 x i32> %num, <i32 4, i32 4>
store <2 x i32> %result, <2 x i32> addrspace(1)* %out
ret void
}
define void @sdiv_v4i32(<4 x i32> addrspace(1)* %out, <4 x i32> addrspace(1)* %in) {
%den_ptr = getelementptr <4 x i32> addrspace(1)* %in, i32 1
%num = load <4 x i32> addrspace(1) * %in
%den = load <4 x i32> addrspace(1) * %den_ptr
%result = sdiv <4 x i32> %num, %den
store <4 x i32> %result, <4 x i32> addrspace(1)* %out
ret void
}
define void @sdiv_v4i32_4(<4 x i32> addrspace(1)* %out, <4 x i32> addrspace(1)* %in) {
%num = load <4 x i32> addrspace(1) * %in
%result = sdiv <4 x i32> %num, <i32 4, i32 4, i32 4, i32 4>
store <4 x i32> %result, <4 x i32> addrspace(1)* %out
ret void
}
; Tests for 64-bit divide bypass.
; define void @test_get_quotient(i64 addrspace(1)* %out, i64 %a, i64 %b) nounwind {
; %result = sdiv i64 %a, %b