1 ; RUN: llc -mtriple thumbv7-windows-itanium -filetype asm -o - %s | FileCheck %s 2 3 @_begin = external global i8 4 @_end = external global i8 5 6 declare arm_aapcs_vfpcc void @force_emission() 7 8 define arm_aapcs_vfpcc void @bundle() { 9 entry: 10 br i1 icmp uge (i32 sub (i32 ptrtoint (i8* @_end to i32), i32 ptrtoint (i8* @_begin to i32)), i32 4), label %if.then, label %if.end 11 12 if.then: 13 tail call arm_aapcs_vfpcc void @force_emission() 14 br label %if.end 15 16 if.end: 17 ret void 18 } 19 20 ; CHECK-LABEL: bundle 21 ; CHECK-NOT: subs r0, r1, r0 22 ; CHECK: movw r0, :lower16:_begin 23 ; CHECK-NEXT: movt r0, :upper16:_begin 24 ; CHECK-NEXT: movw r1, :lower16:_end 25 ; CHECK-NEXT: movt r1, :upper16:_end 26 ; CHECK-NEXT: subs r0, r1, r0 27 ; CHECK-NEXT: cmp r0, #4 28 29
