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| 1 // Copyright 2009 The Go Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style | |
| 3 // license that can be found in the LICENSE file. | |
| 4 | |
| 5 #include <u.h> | |
| 6 #include <libc.h> | |
| 7 #include <bio.h> | |
| 8 | |
| 9 enum | |
| 10 { | |
| 11 Void = 1, | |
| 12 Int8, | |
| 13 Uint8, | |
| 14 Int16, | |
| 15 Uint16, | |
| 16 Int32, | |
| 17 Uint32, | |
| 18 Int64, | |
| 19 Uint64, | |
| 20 Float32, | |
| 21 Float64, | |
| 22 Ptr, | |
| 23 Struct, | |
| 24 Array, | |
| 25 Union, | |
| 26 Typedef, | |
| 27 }; | |
| 28 | |
| 29 typedef struct Field Field; | |
| 30 typedef struct Type Type; | |
| 31 | |
| 32 struct Type | |
| 33 { | |
| 34 Type *next; // next in hash table | |
| 35 | |
| 36 // stabs name and two-integer id | |
| 37 char *name; | |
| 38 int n1; | |
| 39 int n2; | |
| 40 | |
| 41 // int kind | |
| 42 int kind; | |
| 43 | |
| 44 // sub-type for ptr, array | |
| 45 Type *type; | |
| 46 | |
| 47 // struct fields | |
| 48 Field *f; | |
| 49 int nf; | |
| 50 int size; | |
| 51 | |
| 52 int saved; // recorded in typ array | |
| 53 int warned; // warned about needing type | |
| 54 int printed; // has the definition been printed yet? | |
| 55 }; | |
| 56 | |
| 57 struct Field | |
| 58 { | |
| 59 char *name; | |
| 60 Type *type; | |
| 61 int offset; | |
| 62 int size; | |
| 63 }; | |
| 64 | |
| 65 // Constants | |
| 66 typedef struct Const Const; | |
| 67 struct Const | |
| 68 { | |
| 69 char *name; | |
| 70 vlong value; | |
| 71 }; | |
| 72 | |
| 73 // Recorded constants and types, to be printed. | |
| 74 extern Const *con; | |
| 75 extern int ncon; | |
| 76 extern Type **typ; | |
| 77 extern int ntyp; | |
| 78 extern int kindsize[]; | |
| 79 | |
| 80 // Language output | |
| 81 typedef struct Lang Lang; | |
| 82 struct Lang | |
| 83 { | |
| 84 char *constbegin; | |
| 85 char *constfmt; | |
| 86 char *constend; | |
| 87 | |
| 88 char *typdef; | |
| 89 char *typdefend; | |
| 90 | |
| 91 char *structbegin; | |
| 92 char *unionbegin; | |
| 93 char *structpadfmt; | |
| 94 char *structend; | |
| 95 | |
| 96 int (*typefmt)(Fmt*); | |
| 97 }; | |
| 98 | |
| 99 extern Lang go, c; | |
| 100 | |
| 101 void* emalloc(int); | |
| 102 char* estrdup(char*); | |
| 103 void* erealloc(void*, int); | |
| 104 void parsestabtype(char*); | |
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