1 @ RUN: not llvm-mc -triple thumbv7-eabi -filetype asm -o - %s 2>&1 \ 2 @ RUN: | FileCheck %s 3 @ RUN: not llvm-mc -triple thumbv7a-eabi -filetype asm -o - %s 2>&1 \ 4 @ RUN: | FileCheck --check-prefix=CHECK --check-prefix=CHECK-V7A %s 5 @ RUN: not llvm-mc -triple thumbv7m-eabi -filetype asm -o - %s 2>&1 \ 6 @ RUN: | FileCheck --check-prefix=CHECK --check-prefix=CHECK-V7M %s 7 8 .syntax unified 9 .thumb 10 11 .global ldm 12 .type ldm,%function 13 ldm: 14 ldm r0!, {r1, sp} 15 @ CHECK: error: SP may not be in the register list 16 @ CHECK: ldm r0!, {r1, sp} 17 @ CHECK: ^ 18 ldm r0!, {lr, pc} 19 @ CHECK: error: PC and LR may not be in the register list simultaneously 20 @ CHECK: ldm r0!, {lr, pc} 21 @ CHECK: ^ 22 itt eq 23 ldmeq r0!, {r1, pc} 24 ldmeq r0!, {r2, lr} 25 @ CHECK: error: instruction must be outside of IT block or the last instruction in an IT block 26 @ CHECK: ldmeq r0!, {r1, pc} 27 @ CHECK: ^ 28 29 .global ldmdb 30 .type ldmdb,%function 31 ldmdb: 32 ldmdb r0!, {r1, sp} 33 @ CHECK: error: SP may not be in the register list 34 ldmdb r0!, {lr, pc} 35 @ error: PC and LR may not be in the register list simultaneously 36 itt eq 37 ldmeq r0!, {r1, pc} 38 ldmeq r0!, {r2, lr} 39 @ CHECK: error: instruction must be outside of IT block or the last instruction in an IT block 40 @ CHECK: ldmeq r0!, {r1, pc} 41 @ CHECK: ^ 42 43 .global stm 44 .type stm,%function 45 stm: 46 stm r0!, {r1, sp} 47 @ CHECK: error: SP may not be in the register list 48 stm r0!, {r2, pc} 49 @ CHECK: error: PC may not be in the register list 50 stm r0!, {sp, pc} 51 @ CHECK: error: SP and PC may not be in the register list 52 53 .global stmdb 54 .type stmdb,%function 55 stmdb: 56 stmdb r0!, {r1, sp} 57 @ CHECK: error: SP may not be in the register list 58 stmdb r0!, {r2, pc} 59 @ CHECK: error: PC may not be in the register list 60 stmdb r0!, {sp, pc} 61 @ CHECK: error: SP and PC may not be in the register list 62 63 .global push 64 .type push,%function 65 push: 66 push {sp} 67 @ CHECK: error: SP may not be in the register list 68 push {pc} 69 @ CHECK: error: PC may not be in the register list 70 push {sp, pc} 71 @ CHECK: error: SP and PC may not be in the register list 72 73 .global pop 74 .type pop,%function 75 pop: 76 pop {sp} 77 @ CHECK-V7M: error: SP may not be in the register list 78 pop {lr, pc} 79 @ CHECK: error: PC and LR may not be in the register list simultaneously 80 @ CHECK: pop {lr, pc} 81 @ CHECK: ^ 82 itt eq 83 popeq {r1, pc} 84 popeq {r2, lr} 85 @ CHECK: error: instruction must be outside of IT block or the last instruction in an IT block 86 @ CHECK: popeq {r1, pc} 87 @ CHECK: ^ 88 89 .global valid 90 .type valid,%function 91 valid: 92 pop {sp} 93 @ CHECK-V7A: ldr sp, [sp], #4 94 pop {sp, pc} 95 @ CHECK-V7A: pop.w {sp, pc} 96 push.w {r0} 97 @ CHECK: str r0, [sp, #-4] 98 pop.w {r0} 99 @ CHECK: ldr r0, [sp], #4 100 101
