; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s | FileCheck %s ; ; Check that the isel does not fold the shld, which already folds a load ; and has two uses, into a store. target triple = "i686-unknown-unknown" @A = external global i32 define i32 @test5(i32 %B, i8 %C) { ; CHECK-LABEL: test5: ; CHECK: # %bb.0: ; CHECK-NEXT: movb {{[0-9]+}}(%esp), %cl ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %edx ; CHECK-NEXT: movl A, %eax ; CHECK-NEXT: shldl %cl, %edx, %eax ; CHECK-NEXT: movl %eax, A ; CHECK-NEXT: retl entry: %tmp.1 = load i32, i32* @A %shift.upgrd.1 = zext i8 %C to i32 %tmp.2 = shl i32 %tmp.1, %shift.upgrd.1 %tmp.3 = sub i8 32, %C %shift.upgrd.2 = zext i8 %tmp.3 to i32 %tmp.4 = lshr i32 %B, %shift.upgrd.2 %tmp.5 = or i32 %tmp.4, %tmp.2 store i32 %tmp.5, i32* @A ret i32 %tmp.5 }