forked from OSchip/llvm-project
17 lines
696 B
LLVM
17 lines
696 B
LLVM
; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py
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; RUN: opt < %s -S -analyze -scalar-evolution | FileCheck %s
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define i8 @or-of-constant-with-no-common-bits-set(i8 %x, i8 %y) {
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; CHECK-LABEL: 'or-of-constant-with-no-common-bits-set'
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; CHECK-NEXT: Classifying expressions for: @or-of-constant-with-no-common-bits-set
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; CHECK-NEXT: %t0 = shl i8 %x, 2
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; CHECK-NEXT: --> (4 * %x) U: [0,-3) S: [-128,125)
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; CHECK-NEXT: %r = or i8 %t0, 3
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; CHECK-NEXT: --> (3 + (4 * %x))<nuw><nsw> U: [3,0) S: [-125,-128)
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; CHECK-NEXT: Determining loop execution counts for: @or-of-constant-with-no-common-bits-set
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;
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%t0 = shl i8 %x, 2
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%r = or i8 %t0, 3
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ret i8 %r
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}
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