26 lines
1.2 KiB
LLVM
26 lines
1.2 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -mtriple=amdgcn-amd-amdhsa -passes=separate-const-offset-from-gep \
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; RUN: -reassociate-geps-verify-no-dead-code -S | FileCheck %s
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%struct.Packed = type <{ [3 x i32], [8 x i64] }> ; <> means packed
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@packed_struct_array = addrspace(3) global [1024 x %struct.Packed] poison, align 1
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; Verifies we can emit correct uglygep if the address is not natually
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; aligned. This shoult not produce a no-op bitcast with opaque
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; pointers.
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define ptr addrspace(3) @packed_struct(i32 %i, i32 %j) {
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; CHECK-LABEL: @packed_struct(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[IDXPROM:%.*]] = trunc i64 0 to i32
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; CHECK-NEXT: [[TMP0:%.*]] = getelementptr [1024 x %struct.Packed], ptr addrspace(3) @packed_struct_array, i32 [[IDXPROM]], i32 [[I:%.*]], i32 1, i32 [[J:%.*]]
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; CHECK-NEXT: [[UGLYGEP:%.*]] = getelementptr inbounds i8, ptr addrspace(3) [[TMP0]], i32 100
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; CHECK-NEXT: ret ptr addrspace(3) [[UGLYGEP]]
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;
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entry:
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%add = add nsw i32 %j, 3
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%add1 = add nsw i32 %i, 1
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%arrayidx3 = getelementptr inbounds [1024 x %struct.Packed], ptr addrspace(3) @packed_struct_array, i64 0, i32 %add1, i32 1, i32 %add
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ret ptr addrspace(3) %arrayidx3
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}
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