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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@367634 91177308-0d34-0410-b5e6-96231b3b80d8
18 lines
504 B
LLVM
18 lines
504 B
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -reassociate -instcombine -S | FileCheck %s
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; There should be exactly one shift and one add left.
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define i32 @test1(i32 %X, i32 %Y) {
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; CHECK-LABEL: @test1(
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; CHECK-NEXT: [[REASS_ADD:%.*]] = add i32 [[Y:%.*]], [[X:%.*]]
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; CHECK-NEXT: [[REASS_MUL:%.*]] = shl i32 [[REASS_ADD]], 1
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; CHECK-NEXT: ret i32 [[REASS_MUL]]
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;
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%t2 = shl i32 %X, 1
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%t6 = shl i32 %Y, 1
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%t4 = add i32 %t6, %t2
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ret i32 %t4
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}
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