llvm-project/llvm/test/Transforms/InstCombine/zeroext-and-reduce.ll

16 lines
370 B
LLVM

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -instcombine -S | FileCheck %s
define i32 @test1(i8 %X) {
; CHECK-LABEL: @test1(
; CHECK-NEXT: [[TMP1:%.*]] = and i8 %X, 8
; CHECK-NEXT: [[Z:%.*]] = zext i8 [[TMP1]] to i32
; CHECK-NEXT: ret i32 [[Z]]
;
%Y = zext i8 %X to i32
%Z = and i32 %Y, 65544
ret i32 %Z
}