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16 lines
429 B
LLVM
16 lines
429 B
LLVM
; RUN: opt -S -memdep -gvn -basic-aa < %s | FileCheck %s
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; RUN: opt -S -memdep -memdep-block-scan-limit=1 -gvn -basic-aa < %s | FileCheck %s --check-prefix=WITH-LIMIT
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; CHECK-LABEL: @test(
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; CHECK: load
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; CHECK-NOT: load
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; WITH-LIMIT-LABEL: @test(
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; WITH-LIMIT-CHECK: load
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; WITH-LIMIT-CHECK: load
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define i32 @test(i32* %p) {
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%1 = load i32, i32* %p
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%2 = add i32 %1, 3
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%3 = load i32, i32* %p
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%4 = add i32 %2, %3
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ret i32 %4
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}
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