diff options
Diffstat (limited to 'Build/source/libs/luajit/LuaJIT-2.0.3/src/lj_vm.h')
-rw-r--r-- | Build/source/libs/luajit/LuaJIT-2.0.3/src/lj_vm.h | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/Build/source/libs/luajit/LuaJIT-2.0.3/src/lj_vm.h b/Build/source/libs/luajit/LuaJIT-2.0.3/src/lj_vm.h new file mode 100644 index 00000000000..4a8f03f0797 --- /dev/null +++ b/Build/source/libs/luajit/LuaJIT-2.0.3/src/lj_vm.h @@ -0,0 +1,116 @@ +/* +** Assembler VM interface definitions. +** Copyright (C) 2005-2014 Mike Pall. See Copyright Notice in luajit.h +*/ + +#ifndef _LJ_VM_H +#define _LJ_VM_H + +#include "lj_obj.h" + +/* Entry points for ASM parts of VM. */ +LJ_ASMF void lj_vm_call(lua_State *L, TValue *base, int nres1); +LJ_ASMF int lj_vm_pcall(lua_State *L, TValue *base, int nres1, ptrdiff_t ef); +typedef TValue *(*lua_CPFunction)(lua_State *L, lua_CFunction func, void *ud); +LJ_ASMF int lj_vm_cpcall(lua_State *L, lua_CFunction func, void *ud, + lua_CPFunction cp); +LJ_ASMF int lj_vm_resume(lua_State *L, TValue *base, int nres1, ptrdiff_t ef); +LJ_ASMF_NORET void LJ_FASTCALL lj_vm_unwind_c(void *cframe, int errcode); +LJ_ASMF_NORET void LJ_FASTCALL lj_vm_unwind_ff(void *cframe); +LJ_ASMF void lj_vm_unwind_c_eh(void); +LJ_ASMF void lj_vm_unwind_ff_eh(void); +#if LJ_TARGET_X86ORX64 +LJ_ASMF void lj_vm_unwind_rethrow(void); +#endif + +/* Miscellaneous functions. */ +#if LJ_TARGET_X86ORX64 +LJ_ASMF int lj_vm_cpuid(uint32_t f, uint32_t res[4]); +#endif +#if LJ_TARGET_PPC +void lj_vm_cachesync(void *start, void *end); +#endif +LJ_ASMF double lj_vm_foldarith(double x, double y, int op); +#if LJ_HASJIT +LJ_ASMF double lj_vm_foldfpm(double x, int op); +#endif +#if !LJ_ARCH_HASFPU +/* Declared in lj_obj.h: LJ_ASMF int32_t lj_vm_tobit(double x); */ +#endif + +/* Dispatch targets for recording and hooks. */ +LJ_ASMF void lj_vm_record(void); +LJ_ASMF void lj_vm_inshook(void); +LJ_ASMF void lj_vm_rethook(void); +LJ_ASMF void lj_vm_callhook(void); + +/* Trace exit handling. */ +LJ_ASMF void lj_vm_exit_handler(void); +LJ_ASMF void lj_vm_exit_interp(void); + +/* Internal math helper functions. */ +#if LJ_TARGET_X86ORX64 || LJ_TARGET_PPC +#define lj_vm_floor floor +#define lj_vm_ceil ceil +#else +LJ_ASMF double lj_vm_floor(double); +LJ_ASMF double lj_vm_ceil(double); +#if LJ_TARGET_ARM +LJ_ASMF double lj_vm_floor_sf(double); +LJ_ASMF double lj_vm_ceil_sf(double); +#endif +#endif +#if defined(LUAJIT_NO_LOG2) || LJ_TARGET_X86ORX64 +LJ_ASMF double lj_vm_log2(double); +#else +#define lj_vm_log2 log2 +#endif + +#if LJ_HASJIT +#if LJ_TARGET_X86ORX64 +LJ_ASMF void lj_vm_floor_sse(void); +LJ_ASMF void lj_vm_ceil_sse(void); +LJ_ASMF void lj_vm_trunc_sse(void); +LJ_ASMF void lj_vm_exp_x87(void); +LJ_ASMF void lj_vm_exp2_x87(void); +LJ_ASMF void lj_vm_pow_sse(void); +LJ_ASMF void lj_vm_powi_sse(void); +#else +#if LJ_TARGET_PPC +#define lj_vm_trunc trunc +#else +LJ_ASMF double lj_vm_trunc(double); +#if LJ_TARGET_ARM +LJ_ASMF double lj_vm_trunc_sf(double); +#endif +#endif +LJ_ASMF double lj_vm_powi(double, int32_t); +#ifdef LUAJIT_NO_EXP2 +LJ_ASMF double lj_vm_exp2(double); +#else +#define lj_vm_exp2 exp2 +#endif +#endif +LJ_ASMF int32_t LJ_FASTCALL lj_vm_modi(int32_t, int32_t); +#if LJ_HASFFI +LJ_ASMF int lj_vm_errno(void); +#endif +#endif + +/* Continuations for metamethods. */ +LJ_ASMF void lj_cont_cat(void); /* Continue with concatenation. */ +LJ_ASMF void lj_cont_ra(void); /* Store result in RA from instruction. */ +LJ_ASMF void lj_cont_nop(void); /* Do nothing, just continue execution. */ +LJ_ASMF void lj_cont_condt(void); /* Branch if result is true. */ +LJ_ASMF void lj_cont_condf(void); /* Branch if result is false. */ +LJ_ASMF void lj_cont_hook(void); /* Continue from hook yield. */ + +enum { LJ_CONT_TAILCALL, LJ_CONT_FFI_CALLBACK }; /* Special continuations. */ + +/* Start of the ASM code. */ +LJ_ASMF char lj_vm_asm_begin[]; + +/* Bytecode offsets are relative to lj_vm_asm_begin. */ +#define makeasmfunc(ofs) ((ASMFunction)(lj_vm_asm_begin + (ofs))) + +#endif |