thumb-diagnostics.s revision 4f7092176c3d3eaae0ea7af26aec2d77b3e4035f 
1@ RUN: not llvm-mc -triple=thumbv6-apple-darwin < %s 2> %t
2@ RUN: FileCheck --check-prefix=CHECK-ERRORS < %t %s
3@ RUN: not llvm-mc -triple=thumbv5-apple-darwin < %s 2> %t
4@ RUN: FileCheck --check-prefix=CHECK-ERRORS-V5 < %t %s
5
6@ Check for various assembly diagnostic messages on invalid input.
7
8@ ADD instruction w/o 'S' suffix.
9        add r1, r2, r3
10@ CHECK-ERRORS: error: invalid instruction
11@ CHECK-ERRORS:         add r1, r2, r3
12@ CHECK-ERRORS:         ^
13
14@ Instructions which require v6+ for both registers to be low regs.
15        add r2, r3
16        mov r2, r3
17@ CHECK-ERRORS: error: instruction variant requires Thumb2
18@ CHECK-ERRORS:         add r2, r3
19@ CHECK-ERRORS:         ^
20@ CHECK-ERRORS-V5: error: instruction variant requires ARMv6 or later
21@ CHECK-ERRORS-V5:         mov r2, r3
22@ CHECK-ERRORS-V5:         ^
23
24
25@ Out of range immediates for ASR instruction.
26        asrs r2, r3, #33
27@ CHECK-ERRORS: error: invalid operand for instruction
28@ CHECK-ERRORS:         asrs r2, r3, #33
29@ CHECK-ERRORS:                      ^
30
31@ Out of range immediates for BKPT instruction.
32        bkpt #256
33        bkpt #-1
34error: invalid operand for instruction
35        bkpt #256
36             ^
37error: invalid operand for instruction
38        bkpt #-1
39             ^
40
41@ Invalid writeback and register lists for LDM
42        ldm r2!, {r5, r8}
43        ldm r2, {r5, r7}
44        ldm r2!, {r2, r3, r4}
45@ CHECK-ERRORS: error: registers must be in range r0-r7
46@ CHECK-ERRORS:         ldm r2!, {r5, r8}
47@ CHECK-ERRORS:                  ^
48@ CHECK-ERRORS: error: writeback operator '!' expected
49@ CHECK-ERRORS:         ldm r2, {r5, r7}
50@ CHECK-ERRORS:             ^
51@ CHECK-ERRORS: error: writeback operator '!' not allowed when base register in register list
52@ CHECK-ERRORS:         ldm r2!, {r2, r3, r4}
53@ CHECK-ERRORS:               ^
54
55
56@ Invalid writeback and register lists for PUSH/POP
57        pop {r1, r2, r10}
58        push {r8, r9}
59@ CHECK-ERRORS: error: registers must be in range r0-r7 or pc
60@ CHECK-ERRORS:         pop {r1, r2, r10}
61@ CHECK-ERRORS:             ^
62@ CHECK-ERRORS: error: registers must be in range r0-r7 or lr
63@ CHECK-ERRORS:         push {r8, r9}
64@ CHECK-ERRORS:              ^
65
66
67@ Invalid writeback and register lists for STM
68        stm r1, {r2, r6}
69        stm r1!, {r2, r9}
70@ CHECK-ERRORS: error: instruction requires: thumb2
71@ CHECK-ERRORS:         stm r1, {r2, r6}
72@ CHECK-ERRORS:         ^
73@ CHECK-ERRORS: error: registers must be in range r0-r7
74@ CHECK-ERRORS:         stm r1!, {r2, r9}
75@ CHECK-ERRORS:                  ^
76
77@ Out of range immediates for LSL instruction.
78        lsls r4, r5, #-1
79        lsls r4, r5, #32
80@ CHECK-ERRORS: error: invalid operand for instruction
81@ CHECK-ERRORS:         lsls r4, r5, #-1
82@ CHECK-ERRORS:                      ^
83@ CHECK-ERRORS: error: invalid operand for instruction
84@ CHECK-ERRORS:         lsls r4, r5, #32
85@ CHECK-ERRORS:                      ^
86
87@ Mismatched source/destination operands for MUL instruction.
88        muls r1, r2, r3
89@ CHECK-ERRORS: error: destination register must match source register
90@ CHECK-ERRORS:         muls r1, r2, r3
91@ CHECK-ERRORS:              ^
92
93
94@ Out of range immediates for STR instruction.
95        str r2, [r7, #-1]
96        str r5, [r1, #3]
97        str r3, [r7, #128]
98@ CHECK-ERRORS: error: instruction requires: thumb2
99@ CHECK-ERRORS:         str r2, [r7, #-1]
100@ CHECK-ERRORS:         ^
101@ CHECK-ERRORS: error: instruction requires: thumb2
102@ CHECK-ERRORS:         str r5, [r1, #3]
103@ CHECK-ERRORS:         ^
104@ CHECK-ERRORS: error: instruction requires: thumb2
105@ CHECK-ERRORS:         str r3, [r7, #128]
106@ CHECK-ERRORS:         ^
107
108@ Out of range immediate for SVC instruction.
109        svc #-1
110        svc #256
111@ CHECK-ERRORS: error: invalid operand for instruction
112@ CHECK-ERRORS:         svc #-1
113@ CHECK-ERRORS:             ^
114@ CHECK-ERRORS: error: instruction requires: arm-mode
115@ CHECK-ERRORS:         svc #256
116@ CHECK-ERRORS:         ^
117
118
119@ Out of range immediate for ADD SP instructions
120        add sp, #-1
121        add sp, #3
122        add sp, sp, #512
123        add r2, sp, #1024
124@ CHECK-ERRORS: error: instruction requires: thumb2
125@ CHECK-ERRORS:         add sp, #-1
126@ CHECK-ERRORS:                 ^
127@ CHECK-ERRORS: error: instruction requires: thumb2
128@ CHECK-ERRORS:         add sp, #3
129@ CHECK-ERRORS:                 ^
130@ CHECK-ERRORS: error: instruction requires: thumb2
131@ CHECK-ERRORS:         add sp, sp, #512
132@ CHECK-ERRORS:                     ^
133@ CHECK-ERRORS: error: instruction requires: arm-mode
134@ CHECK-ERRORS:         add r2, sp, #1024
135@ CHECK-ERRORS:         ^
136
137        add r2, sp, ip
138@ CHECK-ERRORS: error: source register must be the same as destination
139@ CHECK-ERRORS:         add r2, sp, ip
140@ CHECK-ERRORS:                     ^
141
142@------------------------------------------------------------------------------
143@ WFE/WFI/YIELD - are not supported pre v6T2
144@------------------------------------------------------------------------------
145        wfe
146        wfi
147        yield
148
149@ CHECK-ERRORS: error: instruction requires: thumb2
150@ CHECK-ERRORS: wfe
151@ CHECK-ERRORS: ^
152@ CHECK-ERRORS: error: instruction requires: thumb2
153@ CHECK-ERRORS: wfi
154@ CHECK-ERRORS: ^
155@ CHECK-ERRORS: error: instruction requires: thumb2
156@ CHECK-ERRORS: yield
157@ CHECK-ERRORS: ^
158
159@------------------------------------------------------------------------------
160@ PLDW required mp-extensions
161@------------------------------------------------------------------------------
162        pldw [r0, #4]
163@ CHECK-ERRORS: error: instruction requires: mp-extensions
164