56 lines
3.7 KiB
LLVM
56 lines
3.7 KiB
LLVM
; RUN: llc -march=amdgcn < %s | FileCheck %s
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; REQUIRES: asserts
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;
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; This test used to crash with the following assertion:
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; llc: include/llvm/ADT/IntervalMap.h:632: unsigned int llvm::IntervalMapImpl::LeafNode<llvm::SlotIndex, llvm::LiveInterval *, 8, llvm::IntervalMapInfo<llvm::SlotIndex> >::insertFrom(unsigned int &, unsigned int, KeyT, KeyT, ValT) [KeyT = llvm::SlotIndex, ValT = llvm::LiveInterval *, N = 8, Traits = llvm::IntervalMapInfo<llvm::SlotIndex>]: Assertion `(i == Size || Traits::stopLess(b, start(i))) && "Overlapping insert"' failed.
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;
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; This was related to incorrectly calculating subregister live ranges
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; (i.e. live interval subranges): subregister defs are not uses for that
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; purpose.
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;
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; Check for a valid output:
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; CHECK: tbuffer_store_format_x
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target triple = "amdgcn--"
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define amdgpu_gs void @main(i32 inreg %arg) #0 {
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main_body:
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%tmp = call float @llvm.amdgcn.s.buffer.load.f32(<4 x i32> undef, i32 20, i32 0)
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%tmp1 = call float @llvm.amdgcn.s.buffer.load.f32(<4 x i32> undef, i32 24, i32 0)
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%tmp2 = call float @llvm.amdgcn.s.buffer.load.f32(<4 x i32> undef, i32 48, i32 0)
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%array_vector3 = insertelement <4 x float> zeroinitializer, float %tmp2, i32 3
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%array_vector5 = insertelement <4 x float> <float 0.000000e+00, float undef, float undef, float undef>, float %tmp, i32 1
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%array_vector6 = insertelement <4 x float> %array_vector5, float undef, i32 2
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%array_vector9 = insertelement <4 x float> <float 0.000000e+00, float undef, float undef, float undef>, float %tmp1, i32 1
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%array_vector10 = insertelement <4 x float> %array_vector9, float 0.000000e+00, i32 2
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%array_vector11 = insertelement <4 x float> %array_vector10, float undef, i32 3
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%tmp3 = call i32 @llvm.amdgcn.raw.buffer.load.i32(<4 x i32> undef, i32 undef, i32 4864, i32 0)
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call void @llvm.amdgcn.raw.tbuffer.store.i32(i32 %tmp3, <4 x i32> undef, i32 36, i32 %arg, i32 68, i32 3)
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%bc = bitcast <4 x float> %array_vector3 to <4 x i32>
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%tmp4 = extractelement <4 x i32> %bc, i32 undef
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call void @llvm.amdgcn.raw.tbuffer.store.i32(i32 %tmp4, <4 x i32> undef, i32 48, i32 %arg, i32 68, i32 3)
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%bc49 = bitcast <4 x float> %array_vector11 to <4 x i32>
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%tmp5 = extractelement <4 x i32> %bc49, i32 undef
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call void @llvm.amdgcn.raw.tbuffer.store.i32(i32 %tmp5, <4 x i32> undef, i32 72, i32 %arg, i32 68, i32 3)
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%array_vector21 = insertelement <4 x float> <float 0.000000e+00, float undef, float undef, float undef>, float %tmp, i32 1
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%array_vector22 = insertelement <4 x float> %array_vector21, float undef, i32 2
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%array_vector23 = insertelement <4 x float> %array_vector22, float undef, i32 3
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call void @llvm.amdgcn.raw.tbuffer.store.i32(i32 undef, <4 x i32> undef, i32 28, i32 %arg, i32 68, i32 3)
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%bc52 = bitcast <4 x float> %array_vector23 to <4 x i32>
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%tmp6 = extractelement <4 x i32> %bc52, i32 undef
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call void @llvm.amdgcn.raw.tbuffer.store.i32(i32 %tmp6, <4 x i32> undef, i32 64, i32 %arg, i32 68, i32 3)
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call void @llvm.amdgcn.raw.tbuffer.store.i32(i32 undef, <4 x i32> undef, i32 20, i32 %arg, i32 68, i32 3)
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call void @llvm.amdgcn.raw.tbuffer.store.i32(i32 undef, <4 x i32> undef, i32 56, i32 %arg, i32 68, i32 3)
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call void @llvm.amdgcn.raw.tbuffer.store.i32(i32 undef, <4 x i32> undef, i32 92, i32 %arg, i32 68, i32 3)
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ret void
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}
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declare float @llvm.amdgcn.s.buffer.load.f32(<4 x i32>, i32, i32 immarg) #1
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declare i32 @llvm.amdgcn.raw.buffer.load.i32(<4 x i32>, i32, i32, i32 immarg) #2
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declare void @llvm.amdgcn.raw.tbuffer.store.i32(i32, <4 x i32>, i32, i32, i32 immarg, i32 immarg) #3
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attributes #0 = { nounwind "target-cpu"="tonga" }
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attributes #1 = { nounwind readnone willreturn }
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attributes #2 = { nounwind readonly willreturn }
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attributes #3 = { nounwind willreturn writeonly }
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