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annotate third_party/luajit/src/host/buildvm.h @ 279:b3b547563ec7

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Add Google connector service and agent wiki Implement the C/Seobeo Google Drive and Gmail connector with encrypted OAuth storage, Zenbu authentication, browser testing, AI tool discovery, chunked HTTP decoding, and Bazel coverage. Consolidate repository guidance into progressive wiki documentation and enforce arena-first allocation for new first-party C code. Co-authored-by: Copilot <[email protected]> Copilot-Session: 84c338fd-0939-4bb3-b7f3-1062eb213e5d
author MrJuneJune <me@mrjunejune.com>
date Mon, 17 Aug 2026 22:22:36 -0700
parents 94705b5986b3
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178
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1 /*
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2 ** LuaJIT VM builder.
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3 ** Copyright (C) 2005-2023 Mike Pall. See Copyright Notice in luajit.h
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4 */
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5
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6 #ifndef _BUILDVM_H
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7 #define _BUILDVM_H
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8
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9 #include <sys/types.h>
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10 #include <stdio.h>
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11 #include <stdlib.h>
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12 #include <string.h>
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13 #include <errno.h>
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14
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15 #include "lj_def.h"
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16 #include "lj_arch.h"
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17
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18 /* Hardcoded limits. Increase as needed. */
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19 #define BUILD_MAX_RELOC 200 /* Max. number of relocations. */
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20 #define BUILD_MAX_FOLD 4096 /* Max. number of fold rules. */
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21
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22 /* Prefix for scanned library definitions. */
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23 #define LIBDEF_PREFIX "LJLIB_"
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24
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25 /* Prefix for scanned fold definitions. */
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26 #define FOLDDEF_PREFIX "LJFOLD"
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27
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28 /* Prefixes for generated labels. */
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29 #define LABEL_PREFIX "lj_"
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30 #define LABEL_PREFIX_BC LABEL_PREFIX "BC_"
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31 #define LABEL_PREFIX_FF LABEL_PREFIX "ff_"
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32 #define LABEL_PREFIX_CF LABEL_PREFIX "cf_"
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33 #define LABEL_PREFIX_FFH LABEL_PREFIX "ffh_"
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34 #define LABEL_PREFIX_LIBCF LABEL_PREFIX "lib_cf_"
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35 #define LABEL_PREFIX_LIBINIT LABEL_PREFIX "lib_init_"
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36
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37 /* Forward declaration. */
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38 struct dasm_State;
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39
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40 /* Build modes. */
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41 #define BUILDDEF(_) \
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42 _(elfasm) _(coffasm) _(machasm) _(peobj) _(raw) \
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43 _(bcdef) _(ffdef) _(libdef) _(recdef) _(vmdef) \
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44 _(folddef)
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45
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46 typedef enum {
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47 #define BUILDENUM(name) BUILD_##name,
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48 BUILDDEF(BUILDENUM)
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49 #undef BUILDENUM
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50 BUILD__MAX
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51 } BuildMode;
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52
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53 /* Code relocation. */
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54 typedef struct BuildReloc {
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55 int32_t ofs;
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56 int sym;
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57 int type;
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58 } BuildReloc;
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59
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60 typedef struct BuildSym {
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61 const char *name;
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62 int32_t ofs;
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63 } BuildSym;
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64
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65 /* Build context structure. */
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66 typedef struct BuildCtx {
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67 /* DynASM state pointer. Should be first member. */
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68 struct dasm_State *D;
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69 /* Parsed command line. */
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70 BuildMode mode;
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71 FILE *fp;
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72 const char *outname;
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73 char **args;
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74 /* Code and symbols generated by DynASM. */
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75 uint8_t *code;
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76 size_t codesz;
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77 int npc, nglob, nsym, nreloc, nrelocsym;
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78 void **glob;
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79 BuildSym *sym;
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80 const char **relocsym;
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81 int32_t *bc_ofs;
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82 const char *beginsym;
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83 /* Strings generated by DynASM. */
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84 const char *const *globnames;
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85 const char *const *extnames;
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86 const char *dasm_ident;
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87 const char *dasm_arch;
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88 /* Relocations. */
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89 BuildReloc reloc[BUILD_MAX_RELOC];
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90 } BuildCtx;
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91
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92 extern void owrite(BuildCtx *ctx, const void *ptr, size_t sz);
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93 extern void emit_asm(BuildCtx *ctx);
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94 extern void emit_peobj(BuildCtx *ctx);
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95 extern void emit_lib(BuildCtx *ctx);
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96 extern void emit_fold(BuildCtx *ctx);
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97
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98 extern const char *const bc_names[];
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99 extern const char *const ir_names[];
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100 extern const char *const irt_names[];
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101 extern const char *const irfpm_names[];
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102 extern const char *const irfield_names[];
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103 extern const char *const ircall_names[];
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104
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105 #endif