llvm-project/llvm/test/Transforms/InstCombine/shl-trunc.ll

10 lines
321 B
LLVM

; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep shl
define i1 @test(i32 %X, i8 %A) {
%shift.upgrd.1 = zext i8 %A to i32 ; <i32> [#uses=1]
%B = lshr i32 %X, %shift.upgrd.1 ; <i32> [#uses=1]
%D = trunc i32 %B to i1 ; <i1> [#uses=1]
ret i1 %D
}