55 lines
1.8 KiB
LLVM
55 lines
1.8 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -basic-aa -slp-vectorizer -dce -S -mtriple=x86_64-unknown-linux-gnu | FileCheck %s
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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@a = common global i64* null, align 8
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; Function Attrs: nounwind uwtable
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define i32 @fn1() {
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; CHECK-LABEL: @fn1(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP0:%.*]] = load i64*, i64** @a, align 8
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; CHECK-NEXT: [[ADD_PTR:%.*]] = getelementptr inbounds i64, i64* [[TMP0]], i64 1
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; CHECK-NEXT: [[TMP1:%.*]] = ptrtoint i64* [[ADD_PTR]] to i64
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; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i64, i64* [[TMP0]], i64 2
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; CHECK-NEXT: store i64 [[TMP1]], i64* [[ARRAYIDX]], align 8
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; CHECK-NEXT: [[TMP2:%.*]] = ptrtoint i64* [[ARRAYIDX]] to i64
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; CHECK-NEXT: store i64 [[TMP2]], i64* [[ADD_PTR]], align 8
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; CHECK-NEXT: ret i32 undef
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;
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entry:
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%0 = load i64*, i64** @a, align 8
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%add.ptr = getelementptr inbounds i64, i64* %0, i64 1
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%1 = ptrtoint i64* %add.ptr to i64
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%arrayidx = getelementptr inbounds i64, i64* %0, i64 2
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store i64 %1, i64* %arrayidx, align 8
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%2 = ptrtoint i64* %arrayidx to i64
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store i64 %2, i64* %add.ptr, align 8
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ret i32 undef
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}
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define void @PR43799() {
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; CHECK-LABEL: @PR43799(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: br label [[BODY:%.*]]
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; CHECK: body:
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; CHECK-NEXT: br label [[BODY]]
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; CHECK: epilog:
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; CHECK-NEXT: ret void
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;
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entry:
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br label %body
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body:
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%p.1.i19 = phi i8* [ undef, %entry ], [ %incdec.ptr.i.7, %body ]
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%lsr.iv17 = phi i8* [ undef, %entry ], [ %scevgep113.7, %body ]
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%incdec.ptr.i.7 = getelementptr inbounds i8, i8* undef, i32 1
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%scevgep113.7 = getelementptr i8, i8* undef, i64 1
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br label %body
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epilog:
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ret void
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}
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