llvm-project/llvm/test/Transforms/InstCombine/apint-mul2.ll

13 lines
306 B
LLVM

; This test makes sure that mul instructions are properly eliminated.
; This test is for Integer BitWidth >= 64 && BitWidth % 2 >= 1024.
;
; RUN: llvm-as < %s | opt -instcombine | llvm-dis | not grep mul
define i177 @test1(i177 %X) {
%C = shl i177 1, 155
%Y = mul i177 %X, %C
ret i177 %Y
}