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annotate third_party/luajit/src/host/buildvm.h @ 183:a8976a008a9d

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[BenchMark] Added bun bench mark to test seoboe vs other popular benchmarks.
author MrJuneJune <me@mrjunejune.com>
date Fri, 23 Jan 2026 21:19:08 -0800
parents 94705b5986b3
children
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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