issue #63 add a build option without JIT

CMakeLists.txt

@@ -19,12 +19,6 @@ if (LLVM_JIT AND GCC_JIT)
             "Both LLVM_JIT and GCC_JIT cannot be set to ON at the same time")
 endif ()
 
-# At least one JIT option is required
-if (NOT LLVM_JIT AND NOT GCC_JIT)
-    message(FATAL_ERROR
-            "One of LLVM_JIT and GCC_JIT must be set to ON")
-endif ()
-
 if (LLVM_JIT)
     find_package(LLVM REQUIRED CONFIG)
 
@@ -134,6 +128,9 @@ if (GCC_JIT)
             src/ravi_gccarith1.c src/ravi_gcccall.c src/ravi_gcctable.c
             src/ravi_gccarith2.c src/ravi_gcctforcall.c src/ravi_gccrest.c)
 endif ()
+if (NOT LLVM_JIT AND NOT GCC_JIT)
+    set(NO_JIT_SRCS src/ravi_nojit.c)
+endif()
 # define the lua core source files
 set(LUA_CORE_SRCS src/lapi.c src/lcode.c src/lctype.c src/ldebug.c src/ldo.c src/ldump.c
         src/lfunc.c src/lgc.c src/llex.c src/lmem.c src/lobject.c src/lopcodes.c
@@ -195,10 +192,13 @@ if (LLVM_JIT)
 endif ()
 
 #Main library
-add_library(ravi SHARED ${RAVI_HEADERS}
-        ${LUA_LIB_SRCS} ${LUA_CORE_SRCS}
+add_library(ravi SHARED 
+        ${RAVI_HEADERS}
+        ${LUA_LIB_SRCS} 
+        ${LUA_CORE_SRCS}
         ${LLVM_JIT_SRCS}
-        ${GCC_JIT_SRCS})
+        ${GCC_JIT_SRCS}
+        ${NO_JIT_SRCS})
 if (WIN32)
     # enable DLL export
     set_target_properties(ravi PROPERTIES DEFINE_SYMBOL "LUA_BUILD_AS_DLL")

lua-5.3.1-tests/ltests/ltests.c

@@ -1558,6 +1558,7 @@ int luaB_opentests (lua_State *L) {
   lua_assert(ud == cast(void *, &l_memcontrol));
   lua_setallocf(L, lua_getallocf(L, NULL), ud);
   luaL_newlib(L, tests_funcs);
+  printf("Lua Test Library enabled")
   return 1;
 }
 

src/ravi_nojit.c

@@ -0,0 +1,136 @@
+/******************************************************************************
+* Copyright (C) 2015 Dibyendu Majumdar
+*
+* Permission is hereby granted, free of charge, to any person obtaining
+* a copy of this software and associated documentation files (the
+* "Software"), to deal in the Software without restriction, including
+* without limitation the rights to use, copy, modify, merge, publish,
+* distribute, sublicense, and/or sell copies of the Software, and to
+* permit persons to whom the Software is furnished to do so, subject to
+* the following conditions:
+*
+* The above copyright notice and this permission notice shall be
+* included in all copies or substantial portions of the Software.
+*
+* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+******************************************************************************/
+
+#include <ravijit.h>
+
+int raviV_compile(struct lua_State *L, struct Proto *p,
+                  ravi_compile_options_t *options) {
+  (void)L;
+  (void)p;
+  (void)options;
+}
+
+void raviV_freeproto(struct lua_State *L, struct Proto *p) {
+  (void)L;
+  (void)p;
+}
+
+// Initialize the JIT State and attach it to the
+// Global Lua State
+// If a JIT State already exists then this function
+// will return -1
+int raviV_initjit(struct lua_State *L) {
+  (void)L;
+  return 0;
+}
+
+// Free up the JIT State
+void raviV_close(struct lua_State *L) {
+  (void)L;
+}
+
+// Dump the LLVM IR
+void raviV_dumpIR(struct lua_State *L, struct Proto *p) {
+  (void)L;
+  (void)p;
+}
+
+// Dump the LLVM ASM
+void raviV_dumpASM(struct lua_State *L, struct Proto *p) {
+  (void)L;
+  (void)p;
+}
+
+void raviV_setminexeccount(struct lua_State *L, int value) {
+  (void)L;
+  (void)value;
+}
+int raviV_getminexeccount(struct lua_State *L) {
+  (void)L;
+  return 0;
+}
+
+void raviV_setmincodesize(struct lua_State *L, int value) {
+  (void)L;
+  (void)value;
+}
+int raviV_getmincodesize(struct lua_State *L) {
+  (void)L;
+  return 0;
+}
+
+void raviV_setauto(struct lua_State *L, int value) {
+  (void)L;
+  (void)value;
+}
+int raviV_getauto(struct lua_State *L) {
+  (void)L;
+  return 0;
+}
+
+// Turn on/off the JIT compiler
+void raviV_setjitenabled(struct lua_State *L, int value) {
+  (void)L;
+  (void)value;
+}
+int raviV_getjitenabled(struct lua_State *L) {
+  (void)L;
+  return 0;
+}
+
+void raviV_setoptlevel(struct lua_State *L, int value) {
+  (void)L;
+  (void)value;
+}
+int raviV_getoptlevel(struct lua_State *L) {
+  (void)L;
+  return 0;
+}
+
+void raviV_setsizelevel(struct lua_State *L, int value) {
+  (void)L;
+  (void)value;
+}
+int raviV_getsizelevel(struct lua_State *L) {
+  (void)L;
+  return 0;
+}
+
+void raviV_setgcstep(struct lua_State *L, int value) {
+  (void)L;
+  (void)value;
+}
+int raviV_getgcstep(struct lua_State *L) {
+  (void)L;
+  return 0;
+}
+
+// Turn on/off the JIT compiler
+void raviV_settraceenabled(struct lua_State *L, int value) {
+  (void)L;
+  (void)value;
+}
+int raviV_gettraceenabled(struct lua_State *L) {
+  (void)L;
+  return 0;
+}