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comparison third_party/luajit/src/lj_vm.h @ 178:94705b5986b3

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[ThirdParty] Added WRK and luajit for load testing.
author MrJuneJune <me@mrjunejune.com>
date Thu, 22 Jan 2026 20:10:30 -0800
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177:24fe8ff94056 178:94705b5986b3
1 /*
2 ** Assembler VM interface definitions.
3 ** Copyright (C) 2005-2023 Mike Pall. See Copyright Notice in luajit.h
4 */
5
6 #ifndef _LJ_VM_H
7 #define _LJ_VM_H
8
9 #include "lj_obj.h"
10
11 /* Entry points for ASM parts of VM. */
12 LJ_ASMF void lj_vm_call(lua_State *L, TValue *base, int nres1);
13 LJ_ASMF int lj_vm_pcall(lua_State *L, TValue *base, int nres1, ptrdiff_t ef);
14 typedef TValue *(*lua_CPFunction)(lua_State *L, lua_CFunction func, void *ud);
15 LJ_ASMF int lj_vm_cpcall(lua_State *L, lua_CFunction func, void *ud,
16 lua_CPFunction cp);
17 LJ_ASMF int lj_vm_resume(lua_State *L, TValue *base, int nres1, ptrdiff_t ef);
18 LJ_ASMF_NORET void LJ_FASTCALL lj_vm_unwind_c(void *cframe, int errcode);
19 LJ_ASMF_NORET void LJ_FASTCALL lj_vm_unwind_ff(void *cframe);
20 #if LJ_ABI_WIN && LJ_TARGET_X86
21 LJ_ASMF_NORET void LJ_FASTCALL lj_vm_rtlunwind(void *cframe, void *excptrec,
22 void *unwinder, int errcode);
23 #endif
24 LJ_ASMF void lj_vm_unwind_c_eh(void);
25 LJ_ASMF void lj_vm_unwind_ff_eh(void);
26 #if LJ_TARGET_X86ORX64
27 LJ_ASMF void lj_vm_unwind_rethrow(void);
28 #endif
29 #if LJ_TARGET_MIPS
30 LJ_ASMF void lj_vm_unwind_stub(void);
31 #endif
32
33 /* Miscellaneous functions. */
34 #if LJ_TARGET_X86ORX64
35 LJ_ASMF int lj_vm_cpuid(uint32_t f, uint32_t res[4]);
36 #endif
37 #if LJ_TARGET_PPC
38 void lj_vm_cachesync(void *start, void *end);
39 #endif
40 LJ_ASMF double lj_vm_foldarith(double x, double y, int op);
41 #if LJ_HASJIT
42 LJ_ASMF double lj_vm_foldfpm(double x, int op);
43 #endif
44 #if !LJ_ARCH_HASFPU
45 /* Declared in lj_obj.h: LJ_ASMF int32_t lj_vm_tobit(double x); */
46 #endif
47
48 /* Dispatch targets for recording and hooks. */
49 LJ_ASMF void lj_vm_record(void);
50 LJ_ASMF void lj_vm_inshook(void);
51 LJ_ASMF void lj_vm_rethook(void);
52 LJ_ASMF void lj_vm_callhook(void);
53 LJ_ASMF void lj_vm_profhook(void);
54 LJ_ASMF void lj_vm_IITERN(void);
55
56 /* Trace exit handling. */
57 LJ_ASMF char lj_vm_exit_handler[];
58 LJ_ASMF char lj_vm_exit_interp[];
59
60 /* Internal math helper functions. */
61 #if LJ_TARGET_PPC || LJ_TARGET_ARM64 || (LJ_TARGET_MIPS && LJ_ABI_SOFTFP)
62 #define lj_vm_floor floor
63 #define lj_vm_ceil ceil
64 #else
65 LJ_ASMF double lj_vm_floor(double);
66 LJ_ASMF double lj_vm_ceil(double);
67 #if LJ_TARGET_ARM
68 LJ_ASMF double lj_vm_floor_sf(double);
69 LJ_ASMF double lj_vm_ceil_sf(double);
70 #endif
71 #endif
72 #ifdef LUAJIT_NO_LOG2
73 LJ_ASMF double lj_vm_log2(double);
74 #else
75 #define lj_vm_log2 log2
76 #endif
77 #if !(defined(_LJ_DISPATCH_H) && LJ_TARGET_MIPS)
78 LJ_ASMF int32_t LJ_FASTCALL lj_vm_modi(int32_t, int32_t);
79 #endif
80
81 #if LJ_HASJIT
82 #if LJ_TARGET_X86ORX64
83 LJ_ASMF void lj_vm_floor_sse(void);
84 LJ_ASMF void lj_vm_ceil_sse(void);
85 LJ_ASMF void lj_vm_trunc_sse(void);
86 #endif
87 #if LJ_TARGET_PPC || LJ_TARGET_ARM64
88 #define lj_vm_trunc trunc
89 #else
90 LJ_ASMF double lj_vm_trunc(double);
91 #if LJ_TARGET_ARM
92 LJ_ASMF double lj_vm_trunc_sf(double);
93 #endif
94 #endif
95 #if LJ_HASFFI
96 LJ_ASMF int lj_vm_errno(void);
97 #endif
98 LJ_ASMF TValue *lj_vm_next(GCtab *t, uint32_t idx);
99 #endif
100
101 /* Continuations for metamethods. */
102 LJ_ASMF void lj_cont_cat(void); /* Continue with concatenation. */
103 LJ_ASMF void lj_cont_ra(void); /* Store result in RA from instruction. */
104 LJ_ASMF void lj_cont_nop(void); /* Do nothing, just continue execution. */
105 LJ_ASMF void lj_cont_condt(void); /* Branch if result is true. */
106 LJ_ASMF void lj_cont_condf(void); /* Branch if result is false. */
107 LJ_ASMF void lj_cont_hook(void); /* Continue from hook yield. */
108 LJ_ASMF void lj_cont_stitch(void); /* Trace stitching. */
109
110 /* Start of the ASM code. */
111 LJ_ASMF char lj_vm_asm_begin[];
112
113 /* Bytecode offsets are relative to lj_vm_asm_begin. */
114 #define makeasmfunc(ofs) lj_ptr_sign((ASMFunction)(lj_vm_asm_begin + (ofs)), 0)
115
116 #endif