• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1; RUN: llvm-mc -triple arm64-apple-darwin -show-encoding < %s | FileCheck %s
2
3foo:
4
5;-----------------------------------------------------------------------------
6; Unconditional branch (register) instructions.
7;-----------------------------------------------------------------------------
8
9  ret
10; CHECK: encoding: [0xc0,0x03,0x5f,0xd6]
11  ret x1
12; CHECK: encoding: [0x20,0x00,0x5f,0xd6]
13  drps
14; CHECK: encoding: [0xe0,0x03,0xbf,0xd6]
15  eret
16; CHECK: encoding: [0xe0,0x03,0x9f,0xd6]
17  br  x5
18; CHECK: encoding: [0xa0,0x00,0x1f,0xd6]
19  blr x9
20; CHECK: encoding: [0x20,0x01,0x3f,0xd6]
21  bl  L1
22; CHECK: bl L1   ; encoding: [A,A,A,0b100101AA]
23; CHECK: fixup A - offset: 0, value: L1, kind: fixup_aarch64_pcrel_call26
24
25;-----------------------------------------------------------------------------
26; Contitional branch instructions.
27;-----------------------------------------------------------------------------
28
29  b     L1
30; CHECK: b L1      ; encoding: [A,A,A,0b000101AA]
31; CHECK: fixup A - offset: 0, value: L1, kind: fixup_aarch64_pcrel_branch26
32  b.eq  L1
33; CHECK: b.eq L1   ; encoding: [0bAAA00000,A,A,0x54]
34; CHECK: fixup A - offset: 0, value: L1, kind: fixup_aarch64_pcrel_branch19
35  b.ne  L1
36; CHECK: b.ne L1   ; encoding: [0bAAA00001,A,A,0x54]
37; CHECK: fixup A - offset: 0, value: L1, kind: fixup_aarch64_pcrel_branch19
38  b.cs  L1
39; CHECK: b.hs L1   ; encoding: [0bAAA00010,A,A,0x54]
40; CHECK: fixup A - offset: 0, value: L1, kind: fixup_aarch64_pcrel_branch19
41  b.cc  L1
42; CHECK: b.lo L1   ; encoding: [0bAAA00011,A,A,0x54]
43; CHECK: fixup A - offset: 0, value: L1, kind: fixup_aarch64_pcrel_branch19
44  b.mi  L1
45; CHECK: b.mi L1   ; encoding: [0bAAA00100,A,A,0x54]
46; CHECK: fixup A - offset: 0, value: L1, kind: fixup_aarch64_pcrel_branch19
47  b.pl  L1
48; CHECK: b.pl L1   ; encoding: [0bAAA00101,A,A,0x54]
49; CHECK: fixup A - offset: 0, value: L1, kind: fixup_aarch64_pcrel_branch19
50  b.vs  L1
51; CHECK: b.vs L1   ; encoding: [0bAAA00110,A,A,0x54]
52; CHECK: fixup A - offset: 0, value: L1, kind: fixup_aarch64_pcrel_branch19
53  b.vc  L1
54; CHECK: b.vc L1   ; encoding: [0bAAA00111,A,A,0x54]
55; CHECK: fixup A - offset: 0, value: L1, kind: fixup_aarch64_pcrel_branch19
56  b.hi  L1
57; CHECK: b.hi L1   ; encoding: [0bAAA01000,A,A,0x54]
58; CHECK: fixup A - offset: 0, value: L1, kind: fixup_aarch64_pcrel_branch19
59  b.ls  L1
60; CHECK: b.ls L1   ; encoding: [0bAAA01001,A,A,0x54]
61; CHECK: fixup A - offset: 0, value: L1, kind: fixup_aarch64_pcrel_branch19
62  b.ge  L1
63; CHECK: b.ge L1   ; encoding: [0bAAA01010,A,A,0x54]
64; CHECK: fixup A - offset: 0, value: L1, kind: fixup_aarch64_pcrel_branch19
65  b.lt  L1
66; CHECK: b.lt L1   ; encoding: [0bAAA01011,A,A,0x54]
67; CHECK: fixup A - offset: 0, value: L1, kind: fixup_aarch64_pcrel_branch19
68  b.gt  L1
69; CHECK: b.gt L1   ; encoding: [0bAAA01100,A,A,0x54]
70; CHECK: fixup A - offset: 0, value: L1, kind: fixup_aarch64_pcrel_branch19
71  b.le  L1
72; CHECK: b.le L1   ; encoding: [0bAAA01101,A,A,0x54]
73; CHECK: fixup A - offset: 0, value: L1, kind: fixup_aarch64_pcrel_branch19
74  b.al  L1
75; CHECK: b.al L1      ; encoding: [0bAAA01110,A,A,0x54]
76; CHECK: fixup A - offset: 0, value: L1, kind: fixup_aarch64_pcrel_branch19
77L1:
78  b #28
79; CHECK: b #28
80  b.lt #28
81; CHECK: b.lt #28
82  b.cc #1048572
83; CHECK: b.lo	#1048572                ; encoding: [0xe3,0xff,0x7f,0x54]
84  b #134217724
85; CHECK: b	#134217724              ; encoding: [0xff,0xff,0xff,0x15]
86  b #-134217728
87; CHECK: b	#-134217728             ; encoding: [0x00,0x00,0x00,0x16]
88
89;-----------------------------------------------------------------------------
90; Compare-and-branch instructions.
91;-----------------------------------------------------------------------------
92
93  cbz w1, foo
94; CHECK: encoding: [0bAAA00001,A,A,0x34]
95  cbz x1, foo
96; CHECK: encoding: [0bAAA00001,A,A,0xb4]
97  cbnz w2, foo
98; CHECK: encoding: [0bAAA00010,A,A,0x35]
99  cbnz x2, foo
100; CHECK: encoding: [0bAAA00010,A,A,0xb5]
101  cbz w1, #28
102; CHECK: cbz w1, #28
103  cbz     w20, #1048572
104; CHECK: cbz	w20, #1048572           ; encoding: [0xf4,0xff,0x7f,0x34]
105  cbnz x2, #-1048576
106; CHECK: cbnz	x2, #-1048576           ; encoding: [0x02,0x00,0x80,0xb5]
107
108
109;-----------------------------------------------------------------------------
110; Bit-test-and-branch instructions.
111;-----------------------------------------------------------------------------
112
113  tbz x1, #3, foo
114; CHECK: encoding: [0bAAA00001,A,0b00011AAA,0x36]
115  tbnz x1, #63, foo
116; CHECK: encoding: [0bAAA00001,A,0b11111AAA,0xb7]
117
118  tbz w1, #3, foo
119; CHECK: encoding: [0bAAA00001,A,0b00011AAA,0x36]
120  tbnz w1, #31, foo
121; CHECK: encoding: [0bAAA00001,A,0b11111AAA,0x37]
122
123  tbz w1, #3, #28
124; CHECK: tbz w1, #3, #28
125  tbz w3, #5, #32764
126; CHECK: tbz	w3, #5, #32764          ; encoding: [0xe3,0xff,0x2b,0x36]
127  tbnz x3, #8, #-32768
128; CHECK: tbnz	w3, #8, #-32768         ; encoding: [0x03,0x00,0x44,0x37]
129
130;-----------------------------------------------------------------------------
131; Exception generation instructions.
132;-----------------------------------------------------------------------------
133
134  brk   #1
135; CHECK: encoding: [0x20,0x00,0x20,0xd4]
136  dcps1 #2
137; CHECK: encoding: [0x41,0x00,0xa0,0xd4]
138  dcps2 #3
139; CHECK: encoding: [0x62,0x00,0xa0,0xd4]
140  dcps3 #4
141; CHECK: encoding: [0x83,0x00,0xa0,0xd4]
142  hlt   #5
143; CHECK: encoding: [0xa0,0x00,0x40,0xd4]
144  hvc   #6
145; CHECK: encoding: [0xc2,0x00,0x00,0xd4]
146  smc   #7
147; CHECK: encoding: [0xe3,0x00,0x00,0xd4]
148  svc   #8
149; CHECK: encoding: [0x01,0x01,0x00,0xd4]
150
151; The immediate defaults to zero for DCPSn
152  dcps1
153  dcps2
154  dcps3
155
156; CHECK: dcps1                     ; encoding: [0x01,0x00,0xa0,0xd4]
157; CHECK: dcps2                     ; encoding: [0x02,0x00,0xa0,0xd4]
158; CHECK: dcps3                     ; encoding: [0x03,0x00,0xa0,0xd4]
159
160