llvm/test/MC/ARM/thumb-diagnostics.s
Jim Grosbach 93b3eff623 Thumb assembly parsing and encoding for LDM instruction.
Fix base register type and canonicallize to the "ldm" spelling rather than
"ldmia." Add diagnostics for incorrect writeback token and out-of-range
registers.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137986 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-18 21:50:53 +00:00

52 lines
1.6 KiB
ArmAsm

@ RUN: not llvm-mc -triple=thumbv6-apple-darwin < %s 2> %t
@ RUN: FileCheck --check-prefix=CHECK-ERRORS < %t %s
@ Check for various assembly diagnostic messages on invalid input.
@ ADD instruction w/o 'S' suffix.
add r1, r2, r3
@ CHECK-ERRORS: error: invalid instruction
@ CHECK-ERRORS: add r1, r2, r3
@ CHECK-ERRORS: ^
@ Instructions which require v6+ for both registers to be low regs.
add r2, r3
mov r2, r3
@ CHECK-ERRORS: error: instruction variant requires Thumb2
@ CHECK-ERRORS: add r2, r3
@ CHECK-ERRORS: ^
@ CHECK-ERRORS: error: instruction variant requires ARMv6 or later
@ CHECK-ERRORS: mov r2, r3
@ CHECK-ERRORS: ^
@ Out of range immediates for ASR instruction.
asrs r2, r3, #33
asrs r2, r3, #0
@ CHECK-ERRORS: error: invalid operand for instruction
@ CHECK-ERRORS: asrs r2, r3, #33
@ CHECK-ERRORS: ^
@ CHECK-ERRORS: error: invalid operand for instruction
@ CHECK-ERRORS: asrs r2, r3, #0
@ CHECK-ERRORS: ^
@ Out of range immediates for BKPT instruction.
bkpt #256
bkpt #-1
error: invalid operand for instruction
bkpt #256
^
error: invalid operand for instruction
bkpt #-1
^
@ Invalid writeback and register lists for LDM
ldm r2!, {r5, r8}
ldm r2, {r5, r7}
@ CHECK-ERRORS: error: registers must be in range r0-r7
@ CHECK-ERRORS: ldm r2!, {r5, r8}
@ CHECK-ERRORS: ^
@ CHECK-ERRORS: error: writeback operator '!' expected
@ CHECK-ERRORS: ldm r2, {r5, r7}
@ CHECK-ERRORS: ^