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

11 lines
273 B
LLVM

; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep lshr.*63
define i32 @t1(i64 %d18) {
entry:
%tmp916 = lshr i64 %d18, 32 ; <i64> [#uses=1]
%tmp917 = trunc i64 %tmp916 to i32 ; <i32> [#uses=1]
%tmp10 = lshr i32 %tmp917, 31 ; <i32> [#uses=1]
ret i32 %tmp10
}