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
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
|
// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
#ifndef EXTERN
#define EXTERN extern
#endif
typedef struct Prog Prog;
typedef struct Addr Addr;
struct Addr
{
int type;
Node* node;
Prog* branch;
};
enum
{
AXXX = 0,
ANONE,
ANODE,
ABRANCH,
};
struct Prog
{
int op; // opcode
int pt;
int pt1;
int param;
long lineno; // source line
long loc; // program counter for print
int mark;
Addr addr; // operand
Prog* link;
};
#define P ((Prog*)0)
typedef struct Plist Plist;
struct Plist
{
Node* name;
Dcl* locals;
Prog* firstpc;
int recur;
Plist* link;
};
typedef struct Sig Sig;
struct Sig
{
char* fun;
ulong hash;
int offset;
Sig* link;
};
enum
{
PTxxx,
PTINT8 = TINT8,
PTUINT8 = TUINT8,
PTINT16 = TINT16,
PTUINT16 = TUINT16,
PTINT32 = TINT32,
PTUINT32 = TUINT32,
PTINT64 = TINT64,
PTUINT64 = TUINT64,
PTFLOAT32 = TFLOAT32,
PTFLOAT64 = TFLOAT64,
PTFLOAT80 = TFLOAT80,
PTBOOL = TBOOL,
PTPTR = TPTR,
PTSTRUCT = TSTRUCT,
PTINTER = TINTER,
PTARRAY = TARRAY,
PTSTRING = TSTRING,
PTCHAN = TCHAN,
PTMAP = TMAP,
PTNIL = NTYPE,
PTADDR,
PTERROR,
NPTYPE,
};
enum
{
PXXX = 0,
PERROR, PPANIC, PPRINT, PGOTO, PGOTOX,
PCMP, PTEST, PNEW, PLEN,
PCALL1, PCALL2, PCALLI2, PCALLM2, PCALLF2, PCALL3, PRETURN,
PBEQ, PBNE,
PBLT, PBLE, PBGE, PBGT,
PBTRUE, PBFALSE,
PLOAD, PLOADI,
PSTORE, PSTOREI,
PSTOREZ, PSTOREZI,
PCONV, PADDR, PADDO, PINDEX, PINDEXZ,
PSLICE,
PADD, PSUB, PMUL, PDIV, PLSH, PRSH, PMOD,
PAND, POR, PXOR, PCAT,
PMINUS, PCOM,
PEND,
};
typedef struct Case Case;
struct Case
{
Prog* sprog;
Node* scase;
Case* slink;
};
#define C ((Case*)0)
EXTERN Prog* continpc;
EXTERN Prog* breakpc;
EXTERN Prog* pc;
EXTERN Prog* firstpc;
EXTERN Plist* plist;
EXTERN Plist* plast;
EXTERN Biobuf* bout;
EXTERN long dynloc;
/*
* gen.c
*/
void compile(Node*);
void proglist(void);
void gen(Node*);
void cgen(Node*);
void agen(Node*);
void bgen(Node*, int, Prog*);
void swgen(Node*);
Node* lookdot(Node*, Node*, int);
int usesptr(Node*);
void inarggen(void);
void cgen_as(Node*, Node*, int, int);
void cgen_asop(Node*, Node*, int);
void cgen_ret(Node*);
void cgen_call(Node*, int);
void cgen_callret(Node*, Node*);
void genprint(Node*);
int needconvert(Node*, Node*);
void genconv(Node*, Node*);
void genindex(Node*);
/*
* gsubr.c
*/
int Aconv(Fmt*);
int Pconv(Fmt*);
void proglist(void);
Prog* gbranch(int, Node*);
void patch(Prog*, Prog*);
Prog* prog(int);
Node* tempname(Node*);
Prog* gopcode(int, int, Node*);
Prog* gopcodet(int, Node*, Node*);
void gaddoffset(Node*);
void gconv(int, int);
int conv2pt(Node*);
void belexinit(int);
vlong convvtox(vlong, int);
int brcom(int);
int brrev(int);
void fnparam(Node*, int, int);
Sig* lsort(Sig*, int(*)(Sig*, Sig*));
/*
* obj.c
*/
void dumpobj(void);
void litrl(Prog*);
void obj(Prog*);
void follow(Prog*);
Prog* gotochain(Prog*);
int Xconv(Fmt*);
int Rconv(Fmt*);
int Qconv(Fmt*);
int Dconv(Fmt*);
int Cconv(Fmt*);
void dumpexterns(void);
void dumpfunct(Plist*);
void dumpsignatures(void);
void doframe(Dcl*, char*);
void docall1(Prog*);
void docall2(Prog*);
void docalli2(Prog*);
void docallm2(Prog*);
void docallf2(Prog*);
void docall3(Prog*);
void doconv(Prog*);
char* getfmt(int);
void dumpmethods(void);
|
