llvm/test/MC/ARM/thumbv7m.s

46 lines
1.8 KiB
ArmAsm

@ RUN: llvm-mc -triple=thumbv7m-apple-darwin -show-encoding < %s | FileCheck %s
@ RUN: not llvm-mc -triple=thumbv6 -show-encoding 2>&1 < %s | FileCheck %s --check-prefix=CHECK-V6M
.syntax unified
.globl _func
@ Check that the assembler can handle the documented syntax from the ARM ARM.
@ These tests test instruction encodings specific to ARMv7m.
@------------------------------------------------------------------------------
@ MRS
@------------------------------------------------------------------------------
mrs r0, basepri
mrs r0, basepri_max
mrs r0, faultmask
@ CHECK: mrs r0, basepri @ encoding: [0xef,0xf3,0x11,0x80]
@ CHECK: mrs r0, basepri_max @ encoding: [0xef,0xf3,0x12,0x80]
@ CHECK: mrs r0, faultmask @ encoding: [0xef,0xf3,0x13,0x80]
@------------------------------------------------------------------------------
@ MSR
@------------------------------------------------------------------------------
msr basepri, r0
msr basepri_max, r0
msr faultmask, r0
@ CHECK: msr basepri, r0 @ encoding: [0x80,0xf3,0x11,0x88]
@ CHECK: msr basepri_max, r0 @ encoding: [0x80,0xf3,0x12,0x88]
@ CHECK: msr faultmask, r0 @ encoding: [0x80,0xf3,0x13,0x88]
@ CHECK-V6M: error: invalid operand for instruction
@ CHECK-V6M-NEXT: mrs r0, basepri
@ CHECK-V6M: error: invalid operand for instruction
@ CHECK-V6M-NEXT: mrs r0, basepri_max
@ CHECK-V6M: error: invalid operand for instruction
@ CHECK-V6M-NEXT: mrs r0, faultmask
@ CHECK-V6M: error: invalid operand for instruction
@ CHECK-V6M-NEXT: msr basepri, r0
@ CHECK-V6M: error: invalid operand for instruction
@ CHECK-V6M-NEXT: msr basepri_max, r0
@ CHECK-V6M: error: invalid operand for instruction
@ CHECK-V6M-NEXT: msr faultmask, r0