; RUN: llc < %s -march=x86 -mcpu=generic | \ ; RUN: grep shld | count 1 ; ; Check that the isel does not fold the shld, which already folds a load ; and has two uses, into a store. @A = external global i32 ; [#uses=2] define i32 @test5(i32 %B, i8 %C) { %tmp.1 = load i32, i32* @A ; [#uses=1] %shift.upgrd.1 = zext i8 %C to i32 ; [#uses=1] %tmp.2 = shl i32 %tmp.1, %shift.upgrd.1 ; [#uses=1] %tmp.3 = sub i8 32, %C ; [#uses=1] %shift.upgrd.2 = zext i8 %tmp.3 to i32 ; [#uses=1] %tmp.4 = lshr i32 %B, %shift.upgrd.2 ; [#uses=1] %tmp.5 = or i32 %tmp.4, %tmp.2 ; [#uses=2] store i32 %tmp.5, i32* @A ret i32 %tmp.5 }