1 ; RUN: llc < %s -fast-isel -mtriple=i386-apple-darwin | FileCheck %s 2 3 @src = external global i32 4 5 ; rdar://6653118 6 define i32 @loadgv() nounwind { 7 entry: 8 %0 = load i32* @src, align 4 9 %1 = load i32* @src, align 4 10 %2 = add i32 %0, %1 11 store i32 %2, i32* @src 12 ret i32 %2 13 ; This should fold one of the loads into the add. 14 ; CHECK: loadgv: 15 ; CHECK: movl L_src$non_lazy_ptr, %ecx 16 ; CHECK: movl (%ecx), %eax 17 ; CHECK: addl (%ecx), %eax 18 ; CHECK: movl %eax, (%ecx) 19 ; CHECK: ret 20 21 } 22 23 %stuff = type { i32 (...)** } 24 @LotsStuff = external constant [4 x i32 (...)*] 25 26 define void @t(%stuff* %this) nounwind { 27 entry: 28 store i32 (...)** getelementptr ([4 x i32 (...)*]* @LotsStuff, i32 0, i32 2), i32 (...)*** null, align 4 29 ret void 30 ; CHECK: _t: 31 ; CHECK: movl $0, %eax 32 ; CHECK: movl L_LotsStuff$non_lazy_ptr, %ecx 33 34 } 35
