1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2 ; RUN: llc < %s -mtriple thumbv7-eabi | FileCheck %s -check-prefix=T2 3 ; RUN: llc < %s -mtriple thumbv6m-eabi | FileCheck %s -check-prefix=T1 4 ; <rdar://problem/7569620> 5 6 define i32 @compare_i_gt(i32 %a) { 7 ; T2-LABEL: compare_i_gt: 8 ; T2: @ %bb.0: @ %entry 9 ; T2-NEXT: movs r1, #24 10 ; T2-NEXT: cmn.w r0, #78 11 ; T2-NEXT: it gt 12 ; T2-NEXT: movgt r1, #42 13 ; T2-NEXT: mov r0, r1 14 ; T2-NEXT: bx lr 15 ; 16 ; T1-LABEL: compare_i_gt: 17 ; T1: @ %bb.0: @ %entry 18 ; T1-NEXT: mov r1, r0 19 ; T1-NEXT: movs r0, #77 20 ; T1-NEXT: mvns r3, r0 21 ; T1-NEXT: movs r0, #42 22 ; T1-NEXT: movs r2, #24 23 ; T1-NEXT: cmp r1, r3 24 ; T1-NEXT: bgt .LBB0_2 25 ; T1-NEXT: @ %bb.1: @ %entry 26 ; T1-NEXT: mov r0, r2 27 ; T1-NEXT: .LBB0_2: @ %entry 28 ; T1-NEXT: bx lr 29 entry: 30 %cmp = icmp sgt i32 %a, -78 31 %ret = select i1 %cmp, i32 42, i32 24 32 ret i32 %ret 33 } 34 35 define i32 @compare_r_eq(i32 %a, i32 %b) { 36 ; T2-LABEL: compare_r_eq: 37 ; T2: @ %bb.0: @ %entry 38 ; T2-NEXT: movs r2, #24 39 ; T2-NEXT: cmn r0, r1 40 ; T2-NEXT: it eq 41 ; T2-NEXT: moveq r2, #42 42 ; T2-NEXT: mov r0, r2 43 ; T2-NEXT: bx lr 44 ; 45 ; T1-LABEL: compare_r_eq: 46 ; T1: @ %bb.0: @ %entry 47 ; T1-NEXT: mov r2, r0 48 ; T1-NEXT: movs r0, #42 49 ; T1-NEXT: movs r3, #24 50 ; T1-NEXT: cmn r2, r1 51 ; T1-NEXT: beq .LBB1_2 52 ; T1-NEXT: @ %bb.1: @ %entry 53 ; T1-NEXT: mov r0, r3 54 ; T1-NEXT: .LBB1_2: @ %entry 55 ; T1-NEXT: bx lr 56 entry: 57 %sub = sub nsw i32 0, %b 58 %cmp = icmp eq i32 %a, %sub 59 %ret = select i1 %cmp, i32 42, i32 24 60 ret i32 %ret 61 } 62
