forked from OSchip/llvm-project
46 lines
1.4 KiB
LLVM
46 lines
1.4 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -S -mtriple=amdgcn-- -amdgpu-lower-module-lds < %s | FileCheck %s
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; RUN: opt -S -mtriple=amdgcn-- -passes=amdgpu-lower-module-lds < %s | FileCheck %s
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@var = addrspace(3) global i32 undef, align 4
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; Regression test. Duplicate constantexpr in phi nodes shall not emit broken IR
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define amdgpu_kernel void @func(i32 %c) {
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; CHECK-LABEL: @func(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: switch i32 [[C:%.*]], label [[RETURN:%.*]] [
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; CHECK-NEXT: i32 0, label [[BB0:%.*]]
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; CHECK-NEXT: i32 1, label [[BB1:%.*]]
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; CHECK-NEXT: ]
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; CHECK: bb0:
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; CHECK-NEXT: [[TMP0:%.*]] = addrspacecast ptr addrspace(3) @llvm.amdgcn.kernel.func.lds to ptr
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; CHECK-NEXT: br label [[BB2:%.*]]
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; CHECK: bb1:
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; CHECK-NEXT: [[TMP1:%.*]] = addrspacecast ptr addrspace(3) @llvm.amdgcn.kernel.func.lds to ptr
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; CHECK-NEXT: br label [[BB2]]
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; CHECK: bb2:
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; CHECK-NEXT: [[TMP:%.*]] = phi ptr [ [[TMP0]], [[BB0]] ], [ [[TMP1]], [[BB1]] ]
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; CHECK-NEXT: br label [[RETURN]]
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; CHECK: return:
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; CHECK-NEXT: ret void
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;
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entry:
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switch i32 %c, label %return [
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i32 0, label %bb0
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i32 1, label %bb1
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]
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bb0:
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br label %bb2
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bb1:
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br label %bb2
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bb2:
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%tmp = phi ptr [ addrspacecast (ptr addrspace(3) @var to ptr), %bb0 ], [ addrspacecast (ptr addrspace(3) @var to ptr), %bb1 ]
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br label %return
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return:
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ret void
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}
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