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