1 ; RUN: llc < %s -O0 -fast-isel-abort -relocation-model=dynamic-no-pic -mtriple=armv7-apple-ios | FileCheck %s 2 ; RUN: llc < %s -O0 -fast-isel-abort -relocation-model=dynamic-no-pic -mtriple=thumbv7-apple-ios | FileCheck %s 3 4 ; Sign-extend of i1 currently not supported by fast-isel 5 ;define signext i1 @ret0(i1 signext %a) nounwind uwtable ssp { 6 ;entry: 7 ; ret i1 %a 8 ;} 9 10 define zeroext i1 @ret1(i1 signext %a) nounwind uwtable ssp { 11 entry: 12 ; CHECK: ret1 13 ; CHECK: and r0, r0, #1 14 ; CHECK: bx lr 15 ret i1 %a 16 } 17 18 define signext i8 @ret2(i8 signext %a) nounwind uwtable ssp { 19 entry: 20 ; CHECK: ret2 21 ; CHECK: sxtb r0, r0 22 ; CHECK: bx lr 23 ret i8 %a 24 } 25 26 define zeroext i8 @ret3(i8 signext %a) nounwind uwtable ssp { 27 entry: 28 ; CHECK: ret3 29 ; CHECK: uxtb r0, r0 30 ; CHECK: bx lr 31 ret i8 %a 32 } 33 34 define signext i16 @ret4(i16 signext %a) nounwind uwtable ssp { 35 entry: 36 ; CHECK: ret4 37 ; CHECK: sxth r0, r0 38 ; CHECK: bx lr 39 ret i16 %a 40 } 41 42 define zeroext i16 @ret5(i16 signext %a) nounwind uwtable ssp { 43 entry: 44 ; CHECK: ret5 45 ; CHECK: uxth r0, r0 46 ; CHECK: bx lr 47 ret i16 %a 48 } 49 50 define i16 @ret6(i16 %a) nounwind uwtable ssp { 51 entry: 52 ; CHECK: ret6 53 ; CHECK-NOT: uxth 54 ; CHECK-NOT: sxth 55 ; CHECK: bx lr 56 ret i16 %a 57 } 58
