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SeparateConstOffsetFromGEP: Pass address space to isLegalAddressingMode
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239262 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Matt Arsenault
parent
4d1a5272ec
commit
d9ac3ec939
@ -852,9 +852,11 @@ bool SeparateConstOffsetFromGEP::splitGEP(GetElementPtrInst *GEP) {
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TargetTransformInfo &TTI =
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TargetTransformInfo &TTI =
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getAnalysis<TargetTransformInfoWrapperPass>().getTTI(
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getAnalysis<TargetTransformInfoWrapperPass>().getTTI(
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*GEP->getParent()->getParent());
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*GEP->getParent()->getParent());
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unsigned AddrSpace = GEP->getPointerAddressSpace();
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if (!TTI.isLegalAddressingMode(GEP->getType()->getElementType(),
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if (!TTI.isLegalAddressingMode(GEP->getType()->getElementType(),
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/*BaseGV=*/nullptr, AccumulativeByteOffset,
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/*BaseGV=*/nullptr, AccumulativeByteOffset,
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/*HasBaseReg=*/true, /*Scale=*/0)) {
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/*HasBaseReg=*/true, /*Scale=*/0,
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AddrSpace)) {
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return Changed;
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return Changed;
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}
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}
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}
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}
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@ -0,0 +1,3 @@
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if not 'R600' in config.root.targets:
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config.unsupported = True
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@ -0,0 +1,94 @@
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; RUN: opt -mtriple=amdgcn-- -S -separate-const-offset-from-gep -reassociate-geps-verify-no-dead-code -gvn < %s | FileCheck -check-prefix=IR %s
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target datalayout = "e-p:32:32-p1:64:64-p2:64:64-p3:32:32-p4:64:64-p5:32:32-p24:64:64-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64"
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@array = internal addrspace(2) constant [4096 x [32 x float]] zeroinitializer, align 4
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; IR-LABEL: @sum_of_array(
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; IR: [[BASE_PTR:%[a-zA-Z0-9]+]] = getelementptr inbounds [4096 x [32 x float]], [4096 x [32 x float]] addrspace(2)* @array, i64 0, i64 %{{[a-zA-Z0-9]+}}, i64 %{{[a-zA-Z0-9]+}}
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; IR: getelementptr float, float addrspace(2)* [[BASE_PTR]], i64 1
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; IR: getelementptr float, float addrspace(2)* [[BASE_PTR]], i64 32
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; IR: getelementptr float, float addrspace(2)* [[BASE_PTR]], i64 33
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define void @sum_of_array(i32 %x, i32 %y, float addrspace(1)* nocapture %output) {
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%tmp = sext i32 %y to i64
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%tmp1 = sext i32 %x to i64
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%tmp2 = getelementptr inbounds [4096 x [32 x float]], [4096 x [32 x float]] addrspace(2)* @array, i64 0, i64 %tmp1, i64 %tmp
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%tmp4 = load float, float addrspace(2)* %tmp2, align 4
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%tmp5 = fadd float %tmp4, 0.000000e+00
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%tmp6 = add i32 %y, 1
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%tmp7 = sext i32 %tmp6 to i64
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%tmp8 = getelementptr inbounds [4096 x [32 x float]], [4096 x [32 x float]] addrspace(2)* @array, i64 0, i64 %tmp1, i64 %tmp7
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%tmp10 = load float, float addrspace(2)* %tmp8, align 4
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%tmp11 = fadd float %tmp5, %tmp10
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%tmp12 = add i32 %x, 1
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%tmp13 = sext i32 %tmp12 to i64
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%tmp14 = getelementptr inbounds [4096 x [32 x float]], [4096 x [32 x float]] addrspace(2)* @array, i64 0, i64 %tmp13, i64 %tmp
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%tmp16 = load float, float addrspace(2)* %tmp14, align 4
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%tmp17 = fadd float %tmp11, %tmp16
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%tmp18 = getelementptr inbounds [4096 x [32 x float]], [4096 x [32 x float]] addrspace(2)* @array, i64 0, i64 %tmp13, i64 %tmp7
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%tmp20 = load float, float addrspace(2)* %tmp18, align 4
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%tmp21 = fadd float %tmp17, %tmp20
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store float %tmp21, float addrspace(1)* %output, align 4
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ret void
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}
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@array2 = internal addrspace(2) constant [4096 x [4 x float]] zeroinitializer, align 4
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; Some of the indices go over the maximum mubuf offset, so don't split them.
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; IR-LABEL: @sum_of_array_over_max_mubuf_offset(
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; IR: [[BASE_PTR:%[a-zA-Z0-9]+]] = getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(2)* @array2, i64 0, i64 %{{[a-zA-Z0-9]+}}, i64 %{{[a-zA-Z0-9]+}}
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; IR: getelementptr float, float addrspace(2)* [[BASE_PTR]], i64 255
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; IR: add i32 %x, 256
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; IR: getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(2)* @array2, i64 0, i64 %{{[a-zA-Z0-9]+}}, i64 %{{[a-zA-Z0-9]+}}
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; IR: getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(2)* @array2, i64 0, i64 %{{[a-zA-Z0-9]+}}, i64 %{{[a-zA-Z0-9]+}}
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define void @sum_of_array_over_max_mubuf_offset(i32 %x, i32 %y, float addrspace(1)* nocapture %output) {
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%tmp = sext i32 %y to i64
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%tmp1 = sext i32 %x to i64
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%tmp2 = getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(2)* @array2, i64 0, i64 %tmp1, i64 %tmp
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%tmp4 = load float, float addrspace(2)* %tmp2, align 4
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%tmp5 = fadd float %tmp4, 0.000000e+00
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%tmp6 = add i32 %y, 255
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%tmp7 = sext i32 %tmp6 to i64
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%tmp8 = getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(2)* @array2, i64 0, i64 %tmp1, i64 %tmp7
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%tmp10 = load float, float addrspace(2)* %tmp8, align 4
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%tmp11 = fadd float %tmp5, %tmp10
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%tmp12 = add i32 %x, 256
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%tmp13 = sext i32 %tmp12 to i64
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%tmp14 = getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(2)* @array2, i64 0, i64 %tmp13, i64 %tmp
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%tmp16 = load float, float addrspace(2)* %tmp14, align 4
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%tmp17 = fadd float %tmp11, %tmp16
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%tmp18 = getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(2)* @array2, i64 0, i64 %tmp13, i64 %tmp7
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%tmp20 = load float, float addrspace(2)* %tmp18, align 4
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%tmp21 = fadd float %tmp17, %tmp20
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store float %tmp21, float addrspace(1)* %output, align 4
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ret void
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}
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@lds_array = internal addrspace(3) global [4096 x [4 x float]] undef, align 4
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; DS instructions have a larger immediate offset, so make sure these are OK.
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; IR-LABEL: @sum_of_lds_array_over_max_mubuf_offset(
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; IR: [[BASE_PTR:%[a-zA-Z0-9]+]] = getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(3)* @lds_array, i32 0, i32 %{{[a-zA-Z0-9]+}}, i32 %{{[a-zA-Z0-9]+}}
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; IR: getelementptr float, float addrspace(3)* [[BASE_PTR]], i32 255
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; IR: getelementptr float, float addrspace(3)* [[BASE_PTR]], i32 16128
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; IR: getelementptr float, float addrspace(3)* [[BASE_PTR]], i32 16383
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define void @sum_of_lds_array_over_max_mubuf_offset(i32 %x, i32 %y, float addrspace(1)* nocapture %output) {
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%tmp2 = getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(3)* @lds_array, i32 0, i32 %x, i32 %y
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%tmp4 = load float, float addrspace(3)* %tmp2, align 4
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%tmp5 = fadd float %tmp4, 0.000000e+00
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%tmp6 = add i32 %y, 255
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%tmp8 = getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(3)* @lds_array, i32 0, i32 %x, i32 %tmp6
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%tmp10 = load float, float addrspace(3)* %tmp8, align 4
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%tmp11 = fadd float %tmp5, %tmp10
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%tmp12 = add i32 %x, 4032
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%tmp14 = getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(3)* @lds_array, i32 0, i32 %tmp12, i32 %y
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%tmp16 = load float, float addrspace(3)* %tmp14, align 4
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%tmp17 = fadd float %tmp11, %tmp16
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%tmp18 = getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(3)* @lds_array, i32 0, i32 %tmp12, i32 %tmp6
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%tmp20 = load float, float addrspace(3)* %tmp18, align 4
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%tmp21 = fadd float %tmp17, %tmp20
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store float %tmp21, float addrspace(1)* %output, align 4
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ret void
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}
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