1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
| # RUN: llvm-mc %s -triple=mipsel -show-encoding -mattr=micromips | \
# RUN: FileCheck -check-prefix=CHECK-EL %s
# RUN: llvm-mc %s -triple=mips -show-encoding -mattr=micromips | \
# RUN: FileCheck -check-prefix=CHECK-EB %s
# Check that the assembler can handle the documented syntax
# for arithmetic and logical instructions.
#------------------------------------------------------------------------------
# MicroMIPS 16-bit Instructions
#------------------------------------------------------------------------------
# Little endian
#------------------------------------------------------------------------------
# CHECK-EL: addu16 $6, $17, $4 # encoding: [0x42,0x07]
# CHECK-EL: subu16 $5, $16, $3 # encoding: [0xb1,0x06]
# CHECK-EL: andi16 $16, $2, 31 # encoding: [0x29,0x2c]
# CHECK-EL: and16 $16, $2 # encoding: [0x82,0x44]
# CHECK-EL: not16 $17, $3 # encoding: [0x0b,0x44]
# CHECK-EL: or16 $16, $4 # encoding: [0xc4,0x44]
# CHECK-EL: xor16 $17, $5 # encoding: [0x4d,0x44]
# CHECK-EL: sll16 $3, $16, 5 # encoding: [0x8a,0x25]
# CHECK-EL: srl16 $4, $17, 6 # encoding: [0x1d,0x26]
# CHECK-EL: lbu16 $3, 4($17) # encoding: [0x94,0x09]
# CHECK-EL: lbu16 $3, -1($16) # encoding: [0x8f,0x09]
# CHECK-EL: lhu16 $3, 4($16) # encoding: [0x82,0x29]
# CHECK-EL: lw16 $4, 8($17) # encoding: [0x12,0x6a]
# CHECK-EL: sb16 $3, 4($16) # encoding: [0x84,0x89]
# CHECK-EL: sh16 $4, 8($17) # encoding: [0x14,0xaa]
# CHECK-EL: sw16 $4, 4($17) # encoding: [0x11,0xea]
# CHECK-EL: sw16 $zero, 4($17) # encoding: [0x11,0xe8]
# CHECK-EL: lw $3, 32($gp) # encoding: [0x88,0x65]
# CHECK-EL: lw $3, 32($sp) # encoding: [0x68,0x48]
# CHECK-EL: sw $4, 124($sp) # encoding: [0x9f,0xc8]
# CHECK-EL: li16 $3, -1 # encoding: [0xff,0xed]
# CHECK-EL: li16 $3, 126 # encoding: [0xfe,0xed]
# CHECK-EL: addiur1sp $7, 4 # encoding: [0x83,0x6f]
# CHECK-EL: addiur2 $6, $7, -1 # encoding: [0x7e,0x6f]
# CHECK-EL: addiur2 $6, $7, 12 # encoding: [0x76,0x6f]
# CHECK-EL: addius5 $7, -2 # encoding: [0xfc,0x4c]
# CHECK-EL: addiusp -1028 # encoding: [0xff,0x4f]
# CHECK-EL: addiusp -1032 # encoding: [0xfd,0x4f]
# CHECK-EL: addiusp 1024 # encoding: [0x01,0x4c]
# CHECK-EL: addiusp 1028 # encoding: [0x03,0x4c]
# CHECK-EL: addiusp -16 # encoding: [0xf9,0x4f]
# CHECK-EL: mfhi16 $9 # encoding: [0x09,0x46]
# CHECK-EL: mflo16 $9 # encoding: [0x49,0x46]
# CHECK-EL: move $25, $1 # encoding: [0x21,0x0f]
# CHECK-EL: movep $5, $6, $2, $3 # encoding: [0x34,0x84]
# CHECK-EL: jrc $9 # encoding: [0xa9,0x45]
# CHECK-NEXT: jalr $9 # encoding: [0xc9,0x45]
# CHECK-EL: jraddiusp 20 # encoding: [0x05,0x47]
# CHECK-NEXT: jalrs16 $9 # encoding: [0xe9,0x45]
# CHECK-EL: nop # encoding: [0x00,0x0c]
# CHECK-EL: jr16 $9 # encoding: [0x89,0x45]
# CHECK-EL: nop # encoding: [0x00,0x00,0x00,0x00]
# CHECK-EL: beqz16 $6, 20 # encoding: [0x0a,0x8f]
# CHECK-EL: nop # encoding: [0x00,0x00,0x00,0x00]
# CHECK-EL: bnez16 $6, 20 # encoding: [0x0a,0xaf]
# CHECK-EL: nop # encoding: [0x00,0x00,0x00,0x00]
# CHECK-EL: b16 132 # encoding: [0x42,0xcc]
# CHECK-EL: nop
# CHECK-EL: b16 132 # encoding: [0x42,0xcc]
# CHECK-EL: nop
# CHECK-EL: break16 8 # encoding: [0x88,0x46]
# CHECK-EL: sdbbp16 14 # encoding: [0xce,0x46]
#------------------------------------------------------------------------------
# Big endian
#------------------------------------------------------------------------------
# CHECK-EB: addu16 $6, $17, $4 # encoding: [0x07,0x42]
# CHECK-EB: subu16 $5, $16, $3 # encoding: [0x06,0xb1]
# CHECK-EB: andi16 $16, $2, 31 # encoding: [0x2c,0x29]
# CHECK-EB: and16 $16, $2 # encoding: [0x44,0x82]
# CHECK-EB: not16 $17, $3 # encoding: [0x44,0x0b]
# CHECK-EB: or16 $16, $4 # encoding: [0x44,0xc4]
# CHECK-EB: xor16 $17, $5 # encoding: [0x44,0x4d]
# CHECK-EB: sll16 $3, $16, 5 # encoding: [0x25,0x8a]
# CHECK-EB: srl16 $4, $17, 6 # encoding: [0x26,0x1d]
# CHECK-EB: lbu16 $3, 4($17) # encoding: [0x09,0x94]
# CHECK-EB: lbu16 $3, -1($16) # encoding: [0x09,0x8f]
# CHECK-EB: lhu16 $3, 4($16) # encoding: [0x29,0x82]
# CHECK-EB: lw16 $4, 8($17) # encoding: [0x6a,0x12]
# CHECK-EB: sb16 $3, 4($16) # encoding: [0x89,0x84]
# CHECK-EB: sh16 $4, 8($17) # encoding: [0xaa,0x14]
# CHECK-EB: sw16 $4, 4($17) # encoding: [0xea,0x11]
# CHECK-EB: sw16 $zero, 4($17) # encoding: [0xe8,0x11]
# CHECK-EB: lw $3, 32($gp) # encoding: [0x65,0x88]
# CHECK-EB: lw $3, 32($sp) # encoding: [0x48,0x68]
# CHECK-EB: sw $4, 124($sp) # encoding: [0xc8,0x9f]
# CHECK-EB: li16 $3, -1 # encoding: [0xed,0xff]
# CHECK-EB: li16 $3, 126 # encoding: [0xed,0xfe]
# CHECK-EB: addiur1sp $7, 4 # encoding: [0x6f,0x83]
# CHECK-EB: addiur2 $6, $7, -1 # encoding: [0x6f,0x7e]
# CHECK-EB: addiur2 $6, $7, 12 # encoding: [0x6f,0x76]
# CHECK-EB: addius5 $7, -2 # encoding: [0x4c,0xfc]
# CHECK-EB: addiusp -1028 # encoding: [0x4f,0xff]
# CHECK-EB: addiusp -1032 # encoding: [0x4f,0xfd]
# CHECK-EB: addiusp 1024 # encoding: [0x4c,0x01]
# CHECK-EB: addiusp 1028 # encoding: [0x4c,0x03]
# CHECK-EB: addiusp -16 # encoding: [0x4f,0xf9]
# CHECK-EB: mfhi16 $9 # encoding: [0x46,0x09]
# CHECK-EB: mflo16 $9 # encoding: [0x46,0x49]
# CHECK-EB: move $25, $1 # encoding: [0x0f,0x21]
# CHECK-EB: movep $5, $6, $2, $3 # encoding: [0x84,0x34]
# CHECK-EB: jrc $9 # encoding: [0x45,0xa9]
# CHECK-NEXT: jalr $9 # encoding: [0x45,0xc9]
# CHECK-EB: jraddiusp 20 # encoding: [0x47,0x05]
# CHECK-NEXT: jalrs16 $9 # encoding: [0x45,0xe9]
# CHECK-EB: nop # encoding: [0x0c,0x00]
# CHECK-EB: jr16 $9 # encoding: [0x45,0x89]
# CHECK-EB: nop # encoding: [0x00,0x00,0x00,0x00]
# CHECK-EB: beqz16 $6, 20 # encoding: [0x8f,0x0a]
# CHECK-EB: nop # encoding: [0x00,0x00,0x00,0x00]
# CHECK-EB: bnez16 $6, 20 # encoding: [0xaf,0x0a]
# CHECK-EB: nop # encoding: [0x00,0x00,0x00,0x00]
# CHECK-EB: b16 132 # encoding: [0xcc,0x42]
# CHECK-EB: nop
# CHECK-EB: b16 132 # encoding: [0xcc,0x42]
# CHECK-EB: nop
# CHECK-EB: break16 8 # encoding: [0x46,0x88]
# CHECK-EB: sdbbp16 14 # encoding: [0x46,0xce]
addu16 $6, $17, $4
subu16 $5, $16, $3
andi16 $16, $2, 31
and16 $16, $2
not16 $17, $3
or16 $16, $4
xor16 $17, $5
sll16 $3, $16, 5
srl16 $4, $17, 6
lbu16 $3, 4($17)
lbu16 $3, -1($16)
lhu16 $3, 4($16)
lw16 $4, 8($17)
sb16 $3, 4($16)
sh16 $4, 8($17)
sw16 $4, 4($17)
sw16 $0, 4($17)
lw $3, 32($gp)
lw $3, 32($sp)
sw $4, 124($sp)
li16 $3, -1
li16 $3, 126
addiur1sp $7, 4
addiur2 $6, $7, -1
addiur2 $6, $7, 12
addius5 $7, -2
addiusp -1028
addiusp -1032
addiusp 1024
addiusp 1028
addiusp -16
mfhi16 $9
mflo16 $9
move $25, $1
movep $5, $6, $2, $3
jrc $9
jalr $9
jraddiusp 20
jalrs16 $9
jr16 $9
beqz16 $6, 20
bnez16 $6, 20
b 132
b16 132
break16 8
sdbbp16 14
|