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f2a9453b21
Summary: - Add llvm::SimplifyFreezeInst - Add InstCombiner::visitFreeze - Add llvm tests Reviewers: majnemer, sanjoy, reames, lebedev.ri, spatel Reviewed By: reames, lebedev.ri Subscribers: reames, lebedev.ri, filcab, regehr, trentxintong, llvm-commits Differential Revision: https://reviews.llvm.org/D29013
21 lines
433 B
LLVM
21 lines
433 B
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -instcombine -S | FileCheck %s
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define i32 @fold(i32 %x) {
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; CHECK-LABEL: @fold(
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; CHECK-NEXT: [[Y:%.*]] = freeze i32 [[X:%.*]]
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; CHECK-NEXT: ret i32 [[Y]]
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;
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%y = freeze i32 %x
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%z = freeze i32 %y
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ret i32 %z
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}
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define i32 @make_const() {
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; CHECK-LABEL: @make_const(
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; CHECK-NEXT: ret i32 10
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;
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%x = freeze i32 10
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ret i32 %x
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}
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