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+@ RUN: not llvm-mc -triple thumbv7-eabi -filetype asm -o - %s 2>&1 \
+@ RUN: | FileCheck %s
+@ RUN: not llvm-mc -triple thumbv7a-eabi -filetype asm -o - %s 2>&1 \
+@ RUN: | FileCheck --check-prefix=CHECK --check-prefix=CHECK-V7A %s
+@ RUN: not llvm-mc -triple thumbv7m-eabi -filetype asm -o - %s 2>&1 \
+@ RUN: | FileCheck --check-prefix=CHECK --check-prefix=CHECK-V7M %s
+
+ .syntax unified
+ .thumb
+
+ .global ldm
+ .type ldm,%function
+ldm:
+ ldm r0!, {r1, sp}
+@ CHECK: error: SP may not be in the register list
+@ CHECK: ldm r0!, {r1, sp}
+@ CHECK: ^
+ ldm r0!, {lr, pc}
+@ CHECK: error: PC and LR may not be in the register list simultaneously
+@ CHECK: ldm r0!, {lr, pc}
+@ CHECK: ^
+ itt eq
+ ldmeq r0!, {r1, pc}
+ ldmeq r0!, {r2, lr}
+@ CHECK: error: instruction must be outside of IT block or the last instruction in an IT block
+@ CHECK: ldmeq r0!, {r1, pc}
+@ CHECK: ^
+
+ .global ldmdb
+ .type ldmdb,%function
+ldmdb:
+ ldmdb r0!, {r1, sp}
+@ CHECK: error: SP may not be in the register list
+ ldmdb r0!, {lr, pc}
+@ error: PC and LR may not be in the register list simultaneously
+ itt eq
+ ldmeq r0!, {r1, pc}
+ ldmeq r0!, {r2, lr}
+@ CHECK: error: instruction must be outside of IT block or the last instruction in an IT block
+@ CHECK: ldmeq r0!, {r1, pc}
+@ CHECK: ^
+
+ .global stm
+ .type stm,%function
+stm:
+ stm r0!, {r1, sp}
+@ CHECK: error: SP may not be in the register list
+ stm r0!, {r2, pc}
+@ CHECK: error: PC may not be in the register list
+ stm r0!, {sp, pc}
+@ CHECK: error: SP and PC may not be in the register list
+
+ .global stmdb
+ .type stmdb,%function
+stmdb:
+ stmdb r0!, {r1, sp}
+@ CHECK: error: SP may not be in the register list
+ stmdb r0!, {r2, pc}
+@ CHECK: error: PC may not be in the register list
+ stmdb r0!, {sp, pc}
+@ CHECK: error: SP and PC may not be in the register list
+
+ .global push
+ .type push,%function
+push:
+ push {sp}
+@ CHECK: error: SP may not be in the register list
+ push {pc}
+@ CHECK: error: PC may not be in the register list
+ push {sp, pc}
+@ CHECK: error: SP and PC may not be in the register list
+
+ .global pop
+ .type pop,%function
+pop:
+ pop {sp}
+@ CHECK-V7M: error: SP may not be in the register list
+ pop {lr, pc}
+@ CHECK: error: PC and LR may not be in the register list simultaneously
+@ CHECK: pop {lr, pc}
+@ CHECK: ^
+ itt eq
+ popeq {r1, pc}
+ popeq {r2, lr}
+@ CHECK: error: instruction must be outside of IT block or the last instruction in an IT block
+@ CHECK: popeq {r1, pc}
+@ CHECK: ^
+
+ .global valid
+ .type valid,%function
+valid:
+ pop {sp}
+@ CHECK-V7A: ldr sp, [sp], #4
+ pop {sp, pc}
+@ CHECK-V7A: pop.w {sp, pc}
+ push.w {r0}
+@ CHECK: str r0, [sp, #-4]
+ pop.w {r0}
+@ CHECK: ldr r0, [sp], #4
+