Start working on the new jit system.

[COMPILER]
* NEW: Start working on the new jit system.

[GB.JIT]
* NEW: Rename the component as 'gb.jit.llvm'.

Makefile.am

@@ -34,7 +34,7 @@ SUBDIRS = \
  @gmp_dir@ \
  @ncurses_dir@ \
  @media_dir@ \
- @jit_dir@ \
+ @jitllvm_dir@ \
  @httpd_dir@ \
  @openssl_dir@ \
  @openal_dir@ \

configure.ac

@@ -46,7 +46,7 @@ GB_CONFIG_SUBDIRS(gsl, gb.gsl)
 GB_CONFIG_SUBDIRS(gmp, gb.gmp)
 GB_CONFIG_SUBDIRS(ncurses, gb.ncurses)
 GB_CONFIG_SUBDIRS(media, gb.media)
-GB_CONFIG_SUBDIRS(jit, gb.jit)
+GB_CONFIG_SUBDIRS(jitllvm, gb.jit.llvm)
 GB_CONFIG_SUBDIRS(httpd, gb.httpd)
 GB_CONFIG_SUBDIRS(openssl, gb.openssl)
 GB_CONFIG_SUBDIRS(openal, gb.openal)

gb.jit.llvm/Makefile.am

@@ -1,3 +1,3 @@
 ACLOCAL_AMFLAGS = -I m4 --install
-SUBDIRS = @JIT_DIR@
+SUBDIRS = @JITLLVM_DIR@
 EXTRA_DIST = reconf gambas.h gb*.h

gb.jit.llvm/configure.ac

@@ -1,10 +1,10 @@
 dnl ---- configure.ac for gb.jit
 
 m4_include([../version.m4])
-AC_INIT(gambas3-gb-jit, GB_VERSION, GB_MAIL, [], GB_URL)
+AC_INIT(gambas3-gb-jit-llvm, GB_VERSION, GB_MAIL, [], GB_URL)
 AC_CONFIG_MACRO_DIR([m4])
 
-GB_INIT(gb.jit)
+GB_INIT(gb.jit.llvm)
 AC_PROG_LIBTOOL
 
 min_llvm_version=3.1
@@ -17,7 +17,7 @@ if test "x$LLVM_CONFIG" = x; then
 fi
 
 if test "x$LLVM_CONFIG" = xno; then
-  touch DISABLED DISABLED.gb.jit
+  touch DISABLED DISABLED.gb.jit.llvm
 else
   AC_MSG_CHECKING([for LLVM, version between $min_llvm_version and $max_llvm_version])
 
@@ -35,14 +35,14 @@ else
     
   else
     AC_MSG_RESULT(no)
-    touch DISABLED DISABLED.gb.jit
+    touch DISABLED DISABLED.gb.jit.llvm
   fi
 fi
 
 dnl  [GB_FIND(libLLVM-$LLVM_VERSION.$SHLIBEXT, `$LLVM_CONFIG --prefix` /usr/lib/llvm* /usr/local /usr, lib)],
 
 GB_COMPONENT(
-  jit, JIT, gb.jit, [src],
+  jitllvm, JITLLVM, gb.jit.llvm, [src],
   [GB_FIND(llvm/ExecutionEngine/JIT.h llvm/Config/llvm-config.h llvm-c/Core.h, `$LLVM_CONFIG --prefix` /usr/lib/llvm* /usr/local /usr, include)],
   [],
   [$C_LIB `$LLVM_CONFIG --ldflags` $LLVM_LIBS],

gb.jit.llvm/src/Makefile.am

@@ -0,0 +1,34 @@
+COMPONENT = gb.jit.llvm
+include $(top_srcdir)/component.am
+
+gblib_LTLIBRARIES = gb.jit.llvm.la
+noinst_LTLIBRARIES = libjit.llvm.la
+
+libjit_llvm_la_LIBADD =
+libjit_llvm_la_LDFLAGS = -module @LD_FLAGS@
+libjit_llvm_la_CPPFLAGS = @JITLLVM_INC@
+libjit_llvm_la_CXXFLAGS = $(AM_CFLAGS)  -std=gnu++0x -fno-exceptions -fno-rtti
+
+gb_jit_llvm_la_LIBADD = libjit.la @JITLLVM_LIB@
+gb_jit_llvm_la_LDFLAGS = -module @LD_FLAGS@ @JITLLVM_LDFLAGS@
+gb_jit_llvm_la_CPPFLAGS = @JITLLVM_INC@
+gb_jit_llvm_la_CXXFLAGS = $(AM_CXXFLAGS) -std=gnu++0x -fno-exceptions
+
+libjit_llvm_la_SOURCES = \
+ jit_gambas_pass.cpp \
+ jit_gambas_pass.h
+
+gb_jit_llvm_la_SOURCES = \
+ gb.jit.h \
+ jit_api.cpp \
+ jit_codegen_conv.h \
+ jit_codegen.cpp \
+ jit_compile.cpp \
+ jit_conv.cpp \
+ jit_expressions.cpp \
+ jit.h \
+ jit_read.cpp \
+ jit_runtime.c \
+ jit_runtime.h \
+ main.cpp \
+ main.h

gb.jit.llvm/src/gb.jit.llvm.component

@@ -0,0 +1,5 @@
+[Component]
+Key=gb.jit.llvm
+Name=Gambas JIT Compiler based on LLVM
+Author=Emil Lenngren
+Hidden=True

gb.jit/src/Makefile.am

@@ -1,34 +0,0 @@
-COMPONENT = gb.jit
-include $(top_srcdir)/component.am
-
-gblib_LTLIBRARIES = gb.jit.la
-noinst_LTLIBRARIES = libjit.la
-
-libjit_la_LIBADD =
-libjit_la_LDFLAGS = -module @LD_FLAGS@
-libjit_la_CPPFLAGS = @JIT_INC@
-libjit_la_CXXFLAGS = $(AM_CFLAGS)  -std=gnu++0x -fno-exceptions -fno-rtti
-
-gb_jit_la_LIBADD = libjit.la @JIT_LIB@
-gb_jit_la_LDFLAGS = -module @LD_FLAGS@ @JIT_LDFLAGS@
-gb_jit_la_CPPFLAGS = @JIT_INC@
-gb_jit_la_CXXFLAGS = $(AM_CXXFLAGS) -std=gnu++0x -fno-exceptions
-
-libjit_la_SOURCES = \
- jit_gambas_pass.cpp \
- jit_gambas_pass.h
-
-gb_jit_la_SOURCES = \
- gb.jit.h \
- jit_api.cpp \
- jit_codegen_conv.h \
- jit_codegen.cpp \
- jit_compile.cpp \
- jit_conv.cpp \
- jit_expressions.cpp \
- jit.h \
- jit_read.cpp \
- jit_runtime.c \
- jit_runtime.h \
- main.cpp \
- main.h

gb.jit/src/gb.jit.component

@@ -1,5 +0,0 @@
-[Component]
-Key=gb.jit
-Name=Gambas JIT Compiler
-Author=Emil Lenngren
-Hidden=True

main/gbc/Makefile.am

@@ -36,6 +36,7 @@ gbc3_SOURCES = \
  gbc_pcode.c \
  gb_file.h gb_file.c \
  gbc_form.h gbc_form.c gbc_form_webpage.c \
+ gbc_jit.h gbc_jit.c \
  gb_str.h gb_str.c \
  gbc_chown.h gbc_chown.c \
  gb_common.c \

main/gbc/gb_str.c

@@ -28,6 +28,7 @@
 #include <stdio.h>
 #include <fcntl.h>
 #include <stdarg.h>
+#include <ctype.h>
 
 #include "gb_common.h"
 #include "gb_error.h"
@@ -96,4 +97,35 @@ char *STR_cat(const char *str, ...)
   return cpy;
 }
 
+char *STR_upper(const char *str)
+{
+	char *s;
+	char *p;
+	
+	p = s = STR_copy(str);
+	while (*p)
+	{
+		*p = toupper(*p);
+		p++;
+	}
+	
+	return s;
+}
+
+
+char *STR_lower(const char *str)
+{
+	char *s;
+	char *p;
+	
+	p = s = STR_copy(str);
+	while (*p)
+	{
+		*p = tolower(*p);
+		p++;
+	}
+	
+	return s;
+}
+
 

main/gbc/gb_str.h

@@ -30,6 +30,8 @@ char *STR_copy(const char *str);
 char *STR_copy_len(const char *str, int len);
 char *STR_cat(const char *str, ...);
 char *STR_add(char *d, const char *s);
+char *STR_upper(const char *str);
+char *STR_lower(const char *str);
 
 #define STR_free(_str) IFREE(_str)
 

main/gbc/gbc_class.h

@@ -202,7 +202,8 @@ typedef
 		unsigned nocreate : 1;         // class cannot be instantiated
 		unsigned all_fast : 1;         // all methods have the Fast option (JIT)
 		unsigned has_static : 1;       // has static methods, properties or variables
-		unsigned _reserved : 10;
+		unsigned has_fast : 1;         // has at least one fast method
+		unsigned _reserved : 9;
 		VARIABLE *stat;                // static variables
 		VARIABLE *dyn;                 // dynamic variables
 		CONSTANT *constant;            // constants

main/gbc/gbc_header.c

@@ -688,7 +688,9 @@ static bool header_function(TRANS_FUNC *func)
 	if (is_static) TYPE_set_flag(&func->type, TF_STATIC);
 	if (is_public) TYPE_set_flag(&func->type, TF_PUBLIC);
 	
-	func->fast = is_fast;
+	func->fast = is_fast || JOB->class->all_fast;
+	if (func->fast)
+		JOB->class->has_fast = TRUE;
 
 	// Check special methods
 
@@ -887,7 +889,6 @@ static bool header_option(void)
 	{
 		JOB->current++;
 		JOB->class->all_fast = TRUE;
-		
 		return TRUE;
 	}
 

main/gbc/gbc_jit.c

@@ -0,0 +1,112 @@
+/***************************************************************************
+
+	gbc_jit.c
+
+	(c) 2000-2018 Benoît Minisini <g4mba5@gmail.com>
+
+	This program is free software; you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation; either version 2, or (at your option)
+	any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program; if not, write to the Free Software
+	Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+	MA 02110-1301, USA.
+
+***************************************************************************/
+
+#define __GBC_JIT_C
+
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+#include <ctype.h>
+#include <errno.h>
+
+#include "gb_file.h"
+#include "gb_str.h"
+#include "gb_error.h"
+#include "gbc_compile.h"
+#include "gbc_chown.h"
+#include "gbc_class.h"
+#include "gbc_jit.h"
+
+static FILE *_file = NULL;
+static char *_prefix;
+
+void JIT_begin(void)
+{
+	const char *path;
+	
+	if (_file)
+		return;
+	
+	if (mkdir(".jit", 0777) == 0)
+		FILE_set_owner(".jit", COMP_project);
+	
+	_prefix = STR_lower(JOB->class->name);
+	path = FILE_cat(".jit", _prefix, NULL);
+	path = FILE_set_ext(path, "c");
+	
+	_file = fopen(path, "w");
+	if (!_file)
+		THROW("Cannot create file: &1", path);
+}
+
+void JIT_end(void)
+{
+	if (!_file)
+		return;
+	
+	fclose(_file);
+	_file = NULL;
+	STR_free(_prefix);
+}
+
+void JIT_declare_func(FUNCTION *func)
+{
+	char *name = STR_lower(TABLE_get_symbol_name(JOB->class->table, func->name));
+	
+	if (!TYPE_is_public(func->type))
+		JIT_print("static ");
+	JIT_print("void %s_%s();\n", _prefix, name);
+	
+	STR_free(name);
+}
+
+void JIT_begin_func(FUNCTION *func)
+{
+	const char *fname = TABLE_get_symbol_name(JOB->class->table, func->name);
+	char *name = STR_lower(fname);
+	
+	JIT_section(fname);
+	
+	if (!TYPE_is_public(func->type))
+		JIT_print("static ");
+	JIT_print("void %s_%s(ushort code)\n{\n", _prefix, name);
+	
+	STR_free(name);
+}
+
+void JIT_end_func(void)
+{
+	JIT_print("}\n");
+}
+
+void JIT_print(const char *str, ...)
+{
+  va_list args;
+  va_start(args, str);
+  vfprintf(_file, str, args);
+}
+
+void JIT_section(const char *str)
+{
+	JIT_print("\n// %s\n\n", str);
+}

main/gbc/gbc_jit.h

@@ -0,0 +1,38 @@
+/***************************************************************************
+
+	gbc_jit.h
+
+	(c) 2000-2018 Benoît Minisini <g4mba5@gmail.com>
+
+	This program is free software; you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation; either version 2, or (at your option)
+	any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program; if not, write to the Free Software
+	Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+	MA 02110-1301, USA.
+
+***************************************************************************/
+
+#ifndef __GBC_JIT_H
+#define __GBC_JIT_H
+
+#include "gbc_class.h"
+
+void JIT_begin(void);
+void JIT_end(void);
+void JIT_declare_func(FUNCTION *func);
+void JIT_begin_func(FUNCTION *func);
+void JIT_end_func(void);
+void JIT_print(const char *str, ...);
+void JIT_section(const char *str);
+
+#endif
+

main/gbc/gbc_output.c

@@ -1151,10 +1151,8 @@ char *OUTPUT_get_file(const char *file)
 {
 	char *output;
 	char *p;
-	//char *dir;
 	char *name;
 
-	//dir = STR_copy(FILE_get_dir(file));
 	name = STR_copy(FILE_get_name(file));
 
 	for (p = name; *p; p++)

main/gbc/gbc_trans_code.c

@@ -31,12 +31,13 @@
 #include "gb_error.h"
 #include "gbc_compile.h"
 #include "gbc_trans.h"
+#include "gbc_jit.h"
 #include "gb_code.h"
 #include "gb_limit.h"
 
 /*#define DEBUG*/
 
-static FUNCTION *func;
+static FUNCTION *_func;
 
 static CLASS_SYMBOL *add_local(int sym_index, TYPE type, int value, bool used)
 {
@@ -44,10 +45,10 @@ static CLASS_SYMBOL *add_local(int sym_index, TYPE type, int value, bool used)
 	PARAM *loc;
 	bool warnings = JOB->warnings;
 
-	if (ARRAY_count(func->local) >= MAX_LOCAL_SYMBOL)
+	if (ARRAY_count(_func->local) >= MAX_LOCAL_SYMBOL)
 		THROW("Too many local variables");
 
-	loc = ARRAY_add(&func->local);
+	loc = ARRAY_add(&_func->local);
 	loc->index = sym_index;
 	loc->type = type;
 	loc->value = value;
@@ -72,10 +73,10 @@ static void create_local_from_param()
 
 	JOB->line--; // For line number of declaration
 
-	for (i = 0; i < func->nparam; i++)
+	for (i = 0; i < _func->nparam; i++)
 	{
-		if (TYPE_get_id(func->param[i].type) != T_VOID)
-			add_local(func->param[i].index, func->param[i].type, (i - func->nparam), func->param[i].ignore);
+		if (TYPE_get_id(_func->param[i].type) != T_VOID)
+			add_local(_func->param[i].index, _func->param[i].type, (i - _func->nparam), _func->param[i].ignore);
 	}
 
 	JOB->line++;
@@ -86,9 +87,9 @@ static void remove_local()
 	int i;
 	CLASS_SYMBOL *sym;
 
-	for (i = 0; i < ARRAY_count(func->local); i++)
+	for (i = 0; i < ARRAY_count(_func->local); i++)
 	{
-		sym = CLASS_get_symbol(JOB->class, func->local[i].index);
+		sym = CLASS_get_symbol(JOB->class, _func->local[i].index);
 
 		if (!sym->local_used)
 		{
@@ -169,7 +170,7 @@ static bool TRANS_local(void)
 				no_warning = FALSE;
 
 			sym_index = PATTERN_index(*pattern);
-			sym = add_local(sym_index, decl.type, func->nlocal, FALSE);
+			sym = add_local(sym_index, decl.type, _func->nlocal, FALSE);
 			pattern++;
 
 			if (no_warning)
@@ -178,11 +179,11 @@ static bool TRANS_local(void)
 				JOB->warnings = save_warnings;
 			}
 
-			func->nlocal++;
+			_func->nlocal++;
 
 			if (TRANS_init_var(&decl))
 			{
-				CODE_pop_local(func->nlocal - 1);
+				CODE_pop_local(_func->nlocal - 1);
 				sym->local_assigned = TRUE;
 			}
 
@@ -197,7 +198,7 @@ static bool TRANS_local(void)
 		/*if (!many)
 		{
 			if (TRANS_init_var(&decl))
-				CODE_pop_local(func->nlocal - 1);
+				CODE_pop_local(_func->nlocal - 1);
 		}*/
 
 		if (!TRANS_is(RS_COMMA))
@@ -310,7 +311,7 @@ void TRANS_statement(void)
 static void translate_body()
 {
 	PATTERN *look;
-	bool is_proc = (TYPE_get_id(func->type) == T_VOID);
+	bool is_proc = (TYPE_get_id(_func->type) == T_VOID);
 	bool test_newline;
 	//int line = JOB->line - 1;
 	bool just_got_select = FALSE;
@@ -545,28 +546,44 @@ static void trans_call(const char *name, int nparam)
 void TRANS_code(void)
 {
 	int i;
+	bool fast;
 
+	if (JOB->class->has_fast)
+	{
+		JIT_begin();
+		
+		JIT_section("Declarations");
+		for (i = 0; i < ARRAY_count(JOB->class->function); i++)
+		{
+			_func = &JOB->class->function[i];
+			if (!_func->start || !_func->fast)
+				continue;
+			JIT_declare_func(_func);
+		}
+	}
+	
 	for (i = 0; i < ARRAY_count(JOB->class->function); i++)
 	{
-		func = &JOB->class->function[i];
-
-		CODE_begin_function(func);
+		_func = &JOB->class->function[i];
+		fast = _func->fast;
+		
+		CODE_begin_function(_func);
 
 		if (JOB->verbose)
-			printf("Compiling %s()...\n", TABLE_get_symbol_name(JOB->class->table, func->name));
+			printf("Compiling %s()...\n", TABLE_get_symbol_name(JOB->class->table, _func->name));
 
 		/* Do not debug implicit or generated functions */
-		if (!func->start || func->name == NO_SYMBOL || TABLE_get_symbol_name(JOB->class->table, func->name)[0] == '@')
+		if (!_func->start || _func->name == NO_SYMBOL || TABLE_get_symbol_name(JOB->class->table, _func->name)[0] == '@')
 			JOB->nobreak = TRUE;
 		else
 			JOB->nobreak = FALSE;
 
-		JOB->line = func->line;
-		JOB->current = func->start;
-		JOB->func = func;
+		JOB->line = _func->line;
+		JOB->current = _func->start;
+		JOB->func = _func;
 
 		/* fonction implicite ? */
-		if (!func->start)
+		if (!_func->start)
 		{
 			if ((i == FUNC_INIT_DYNAMIC) && (JOB->form != NULL))
 			{
@@ -578,9 +595,12 @@ void TRANS_code(void)
 			FUNCTION_add_last_pos_line();
 			CODE_op(C_RETURN, 0, 0, TRUE);
 			if (JOB->verbose)
-				CODE_dump(func->code, func->ncode);
+				CODE_dump(_func->code, _func->ncode);
 			continue;
 		}
+		
+		if (fast)
+			JIT_begin_func(_func);
 
 		create_local_from_param();
 
@@ -588,22 +608,28 @@ void TRANS_code(void)
 
 		CODE_return(2); // Return from function, ignore Gosub stack
 
-		CODE_end_function(func);
+		CODE_end_function(_func);
 		FUNCTION_add_last_pos_line();
 
-		func->stack = func->nlocal + func->nctrl + CODE_stack_usage;
+		_func->stack = _func->nlocal + _func->nctrl + CODE_stack_usage;
 
 		if (JOB->verbose)
 		{
-			CODE_dump(func->code, func->ncode);
-			printf("%d local(s) %d control(s) ", func->nlocal, func->nctrl);
-			printf("%d stack\n", func->stack);
+			CODE_dump(_func->code, _func->ncode);
+			printf("%d local(s) %d control(s) ", _func->nlocal, _func->nctrl);
+			printf("%d stack\n", _func->stack);
 			printf("\n");
 		}
 
 		remove_local();
+		
+		if (fast)
+			JIT_end_func();
 	}
 
+	if (fast)
+		JIT_end();
+	
 	CLASS_check_properties(JOB->class);
 	CLASS_check_unused_global(JOB->class);
 

main/gbx/gbx_jit.h

@@ -31,7 +31,7 @@
 #include "gbx_object.h"
 #include "gbx_exec.h"
 
-#include "../../gb.jit/src/gb.jit.h"
+#include "../../gb.jit.llvm/src/gb.jit.h"
 
 #ifndef __GBX_JIT_C