import platform
import c_tools
private import annotation
+import mixin
+import counter
# Add compiling options
redef class ToolContext
# --output
- var opt_output: OptionString = new OptionString("Output file", "-o", "--output")
+ var opt_output = new OptionString("Filename of the generated executable", "-o", "--output")
# --dir
- var opt_dir: OptionString = new OptionString("Output directory", "--dir")
+ var opt_dir = new OptionString("Output directory", "--dir")
# --no-cc
- var opt_no_cc: OptionBool = new OptionBool("Do not invoke C compiler", "--no-cc")
+ var opt_no_cc = new OptionBool("Do not invoke the C compiler", "--no-cc")
# --no-main
- var opt_no_main: OptionBool = new OptionBool("Do not generate main entry point", "--no-main")
- # --cc-paths
- var opt_cc_path: OptionArray = new OptionArray("Set include path for C header files (may be used more than once)", "--cc-path")
+ var opt_no_main = new OptionBool("Do not generate main entry point", "--no-main")
# --make-flags
- var opt_make_flags: OptionString = new OptionString("Additional options to make", "--make-flags")
+ var opt_make_flags = new OptionString("Additional options to the `make` command", "--make-flags")
+ # --max-c-lines
+ var opt_max_c_lines = new OptionInt("Maximum number of lines in generated C files. Use 0 for unlimited", 10000, "--max-c-lines")
+ # --group-c-files
+ var opt_group_c_files = new OptionBool("Group all generated code in the same series of files", "--group-c-files")
# --compile-dir
- var opt_compile_dir: OptionString = new OptionString("Directory used to generate temporary files", "--compile-dir")
+ var opt_compile_dir = new OptionString("Directory used to generate temporary files", "--compile-dir")
# --hardening
- var opt_hardening: OptionBool = new OptionBool("Generate contracts in the C code against bugs in the compiler", "--hardening")
- # --no-shortcut-range
- var opt_no_shortcut_range: OptionBool = new OptionBool("Always insantiate a range and its iterator on 'for' loops", "--no-shortcut-range")
+ var opt_hardening = new OptionBool("Generate contracts in the C code against bugs in the compiler", "--hardening")
# --no-check-covariance
- var opt_no_check_covariance: OptionBool = new OptionBool("Disable type tests of covariant parameters (dangerous)", "--no-check-covariance")
+ var opt_no_check_covariance = new OptionBool("Disable type tests of covariant parameters (dangerous)", "--no-check-covariance")
# --no-check-attr-isset
- var opt_no_check_attr_isset: OptionBool = new OptionBool("Disable isset tests before each attribute access (dangerous)", "--no-check-attr-isset")
+ var opt_no_check_attr_isset = new OptionBool("Disable isset tests before each attribute access (dangerous)", "--no-check-attr-isset")
# --no-check-assert
- var opt_no_check_assert: OptionBool = new OptionBool("Disable the evaluation of explicit 'assert' and 'as' (dangerous)", "--no-check-assert")
+ var opt_no_check_assert = new OptionBool("Disable the evaluation of explicit `assert` and `as` (dangerous)", "--no-check-assert")
# --no-check-autocast
- var opt_no_check_autocast: OptionBool = new OptionBool("Disable implicit casts on unsafe expression usage (dangerous)", "--no-check-autocast")
+ var opt_no_check_autocast = new OptionBool("Disable implicit casts on unsafe expression usage (dangerous)", "--no-check-autocast")
# --no-check-null
- var opt_no_check_null: OptionBool = new OptionBool("Disable tests of null receiver (dangerous)", "--no-check-null")
+ var opt_no_check_null = new OptionBool("Disable tests of null receiver (dangerous)", "--no-check-null")
# --no-check-all
- var opt_no_check_all: OptionBool = new OptionBool("Disable all tests (dangerous)", "--no-check-all")
+ var opt_no_check_all = new OptionBool("Disable all tests (dangerous)", "--no-check-all")
# --typing-test-metrics
- var opt_typing_test_metrics: OptionBool = new OptionBool("Enable static and dynamic count of all type tests", "--typing-test-metrics")
+ var opt_typing_test_metrics = new OptionBool("Enable static and dynamic count of all type tests", "--typing-test-metrics")
# --invocation-metrics
- var opt_invocation_metrics: OptionBool = new OptionBool("Enable static and dynamic count of all method invocations", "--invocation-metrics")
+ var opt_invocation_metrics = new OptionBool("Enable static and dynamic count of all method invocations", "--invocation-metrics")
# --isset-checks-metrics
- var opt_isset_checks_metrics: OptionBool = new OptionBool("Enable static and dynamic count of isset checks before attributes access", "--isset-checks-metrics")
- # --stacktrace
- var opt_stacktrace: OptionString = new OptionString("Control the generation of stack traces", "--stacktrace")
+ var opt_isset_checks_metrics = new OptionBool("Enable static and dynamic count of isset checks before attributes access", "--isset-checks-metrics")
+ # --no-stacktrace
+ var opt_no_stacktrace = new OptionBool("Disable the generation of stack traces", "--no-stacktrace")
# --no-gcc-directives
- var opt_no_gcc_directive = new OptionArray("Disable a advanced gcc directives for optimization", "--no-gcc-directive")
+ var opt_no_gcc_directive = new OptionArray("Disable advanced gcc directives for optimization", "--no-gcc-directive")
# --release
var opt_release = new OptionBool("Compile in release mode and finalize application", "--release")
+ # -g
+ var opt_debug = new OptionBool("Compile in debug mode (no C-side optimization)", "-g", "--debug")
redef init
do
super
- self.option_context.add_option(self.opt_output, self.opt_dir, self.opt_no_cc, self.opt_no_main, self.opt_make_flags, self.opt_compile_dir, self.opt_hardening, self.opt_no_shortcut_range)
+ self.option_context.add_option(self.opt_output, self.opt_dir, self.opt_no_cc, self.opt_no_main, self.opt_make_flags, self.opt_compile_dir, self.opt_hardening)
self.option_context.add_option(self.opt_no_check_covariance, self.opt_no_check_attr_isset, self.opt_no_check_assert, self.opt_no_check_autocast, self.opt_no_check_null, self.opt_no_check_all)
self.option_context.add_option(self.opt_typing_test_metrics, self.opt_invocation_metrics, self.opt_isset_checks_metrics)
- self.option_context.add_option(self.opt_stacktrace)
+ self.option_context.add_option(self.opt_no_stacktrace)
self.option_context.add_option(self.opt_no_gcc_directive)
self.option_context.add_option(self.opt_release)
+ self.option_context.add_option(self.opt_max_c_lines, self.opt_group_c_files)
+ self.option_context.add_option(self.opt_debug)
+
+ opt_no_main.hidden = true
end
redef fun process_options(args)
do
super
- var st = opt_stacktrace.value
- if st == "none" or st == "libunwind" or st == "nitstack" then
- # Fine, do nothing
- else if st == "auto" or st == null then
- # Default is nitstack
- opt_stacktrace.value = "nitstack"
- else
- print "Error: unknown value `{st}` for --stacktrace. Use `none`, `libunwind`, `nitstack` or `auto`."
- exit(1)
- end
-
if opt_output.value != null and opt_dir.value != null then
- print "Error: cannot use both --dir and --output"
+ print "Option Error: cannot use both --dir and --output"
exit(1)
end
end
redef class ModelBuilder
- # The compilation directory
- var compile_dir: String
-
# Simple indirection to `Toolchain::write_and_make`
protected fun write_and_make(compiler: AbstractCompiler)
do
- var platform = compiler.mainmodule.target_platform
- var toolchain
- if platform == null then
- toolchain = new MakefileToolchain(toolcontext)
- else
- toolchain = platform.toolchain(toolcontext)
- end
- compile_dir = toolchain.compile_dir
- toolchain.write_and_make compiler
+ var platform = compiler.target_platform
+ var toolchain = platform.toolchain(toolcontext, compiler)
+ compiler.toolchain = toolchain
+ toolchain.write_and_make
end
end
redef class Platform
- fun toolchain(toolcontext: ToolContext): Toolchain is abstract
+ # The specific tool-chain associated to the platform
+ fun toolchain(toolcontext: ToolContext, compiler: AbstractCompiler): Toolchain
+ do
+ return new MakefileToolchain(toolcontext, compiler)
+ end
end
+# Build toolchain for a specific target program, varies per `Platform`
class Toolchain
+
+ # Toolcontext
var toolcontext: ToolContext
- fun compile_dir: String
+ # Compiler of the target program
+ var compiler: AbstractCompiler
+
+ # Directory where to generate all files
+ #
+ # The option `--compile_dir` change this directory.
+ fun root_compile_dir: String
do
var compile_dir = toolcontext.opt_compile_dir.value
- if compile_dir == null then compile_dir = ".nit_compile"
+ if compile_dir == null then compile_dir = "nit_compile"
return compile_dir
end
- fun write_and_make(compiler: AbstractCompiler) is abstract
+ # Directory where to generate all C files
+ #
+ # By default it is `root_compile_dir` but some platform may require that it is a subdirectory.
+ fun compile_dir: String do return root_compile_dir
+
+ # Write all C files and compile them
+ fun write_and_make is abstract
end
+# Default toolchain using a Makefile
class MakefileToolchain
super Toolchain
- # The list of directories to search for included C headers (-I for C compilers)
- # The list is initially set with :
- # * the toolcontext --cc-path option
- # * the NIT_CC_PATH environment variable
- # * `toolcontext.nit_dir`
- # Path can be added (or removed) by the client
- var cc_paths = new Array[String]
-
- protected fun gather_cc_paths
- do
- # Look for the the Nit clib path
- var path_env = toolcontext.nit_dir
- if path_env != null then
- var libname = "{path_env}/clib"
- if libname.file_exists then cc_paths.add(libname)
- end
-
- if cc_paths.is_empty then
- toolcontext.error(null, "Cannot determine the nit clib path. define envvar NIT_DIR.")
- end
-
- # Add user defined cc_paths
- cc_paths.append(toolcontext.opt_cc_path.value)
-
- path_env = "NIT_CC_PATH".environ
- if not path_env.is_empty then
- cc_paths.append(path_env.split_with(':'))
- end
- end
- redef fun write_and_make(compiler)
+ redef fun write_and_make
do
- gather_cc_paths
-
- var mainmodule = compiler.mainmodule
+ var debug = toolcontext.opt_debug.value
var compile_dir = compile_dir
+ # Remove the compilation directory unless explicitly set
+ var auto_remove = toolcontext.opt_compile_dir.value == null
+ # If debug flag is set, do not remove sources
+ if debug then auto_remove = false
+
# Generate the .h and .c files
# A single C file regroups many compiled rumtime functions
# Note that we do not try to be clever an a small change in a Nit source file may change the content of all the generated .c files
var time0 = get_time
self.toolcontext.info("*** WRITING C ***", 1)
+ root_compile_dir.mkdir
compile_dir.mkdir
var cfiles = new Array[String]
- write_files(compiler, compile_dir, cfiles)
+ write_files(compile_dir, cfiles)
# Generate the Makefile
- write_makefile(compiler, compile_dir, cfiles)
+ write_makefile(compile_dir, cfiles)
var time1 = get_time
self.toolcontext.info("*** END WRITING C: {time1-time0} ***", 2)
time0 = time1
self.toolcontext.info("*** COMPILING C ***", 1)
- compile_c_code(compiler, compile_dir)
+ compile_c_code(compile_dir)
+
+ if auto_remove then
+ sys.system("rm -r -- '{root_compile_dir.escape_to_sh}/'")
+ end
time1 = get_time
self.toolcontext.info("*** END COMPILING C: {time1-time0} ***", 2)
end
- fun write_files(compiler: AbstractCompiler, compile_dir: String, cfiles: Array[String])
+ # Write all source files to the `compile_dir`
+ fun write_files(compile_dir: String, cfiles: Array[String])
do
- var platform = compiler.mainmodule.target_platform
- if self.toolcontext.opt_stacktrace.value == "nitstack" and (platform == null or platform.supports_libunwind) then compiler.build_c_to_nit_bindings
+ var platform = compiler.target_platform
+ if platform.supports_libunwind then compiler.build_c_to_nit_bindings
var cc_opt_with_libgc = "-DWITH_LIBGC"
- if platform != null and not platform.supports_libgc then cc_opt_with_libgc = ""
+ if not platform.supports_libgc then cc_opt_with_libgc = ""
# Add gc_choser.h to aditionnal bodies
var gc_chooser = new ExternCFile("gc_chooser.c", cc_opt_with_libgc)
+ if cc_opt_with_libgc != "" then gc_chooser.pkgconfigs.add "bdw-gc"
compiler.extern_bodies.add(gc_chooser)
- compiler.files_to_copy.add "{cc_paths.first}/gc_chooser.c"
- compiler.files_to_copy.add "{cc_paths.first}/gc_chooser.h"
+ var clib = toolcontext.nit_dir / "clib"
+ compiler.files_to_copy.add "{clib}/gc_chooser.c"
+ compiler.files_to_copy.add "{clib}/gc_chooser.h"
# FFI
- var m2m = toolcontext.modelbuilder.mmodule2nmodule
for m in compiler.mainmodule.in_importation.greaters do
compiler.finalize_ffi_for_module(m)
end
# Copy original .[ch] files to compile_dir
for src in compiler.files_to_copy do
- var basename = src.basename("")
+ var basename = src.basename
var dst = "{compile_dir}/{basename}"
src.file_copy_to dst
end
var hfilename = compiler.header.file.name + ".h"
var hfilepath = "{compile_dir}/{hfilename}"
- var h = new OFStream.open(hfilepath)
+ var h = new FileWriter.open(hfilepath)
for l in compiler.header.decl_lines do
h.write l
h.write "\n"
end
h.close
+ var max_c_lines = toolcontext.opt_max_c_lines.value
for f in compiler.files do
var i = 0
- var hfile: nullable OFStream = null
var count = 0
- var cfilename = "{f.name}.0.h"
- var cfilepath = "{compile_dir}/{cfilename}"
- hfile = new OFStream.open(cfilepath)
- hfile.write "#include \"{hfilename}\"\n"
- for key in f.required_declarations do
- if not compiler.provided_declarations.has_key(key) then
- var node = compiler.requirers_of_declarations.get_or_null(key)
- if node != null then
- node.debug "No provided declaration for {key}"
- else
- print "No provided declaration for {key}"
- end
- abort
- end
- hfile.write compiler.provided_declarations[key]
- hfile.write "\n"
- end
- hfile.close
- var file: nullable OFStream = null
+ var file: nullable FileWriter = null
for vis in f.writers do
if vis == compiler.header then continue
var total_lines = vis.lines.length + vis.decl_lines.length
if total_lines == 0 then continue
count += total_lines
- if file == null or count > 10000 then
+ if file == null or (count > max_c_lines and max_c_lines > 0) then
i += 1
if file != null then file.close
- cfilename = "{f.name}.{i}.c"
- cfilepath = "{compile_dir}/{cfilename}"
+ var cfilename = "{f.name}.{i}.c"
+ var cfilepath = "{compile_dir}/{cfilename}"
self.toolcontext.info("new C source files to compile: {cfilepath}", 3)
cfiles.add(cfilename)
- file = new OFStream.open(cfilepath)
+ file = new FileWriter.open(cfilepath)
file.write "#include \"{f.name}.0.h\"\n"
count = total_lines
end
file.write "\n"
end
end
- if file != null then file.close
+ if file == null then continue
+ file.close
+
+ var cfilename = "{f.name}.0.h"
+ var cfilepath = "{compile_dir}/{cfilename}"
+ var hfile: nullable FileWriter = null
+ hfile = new FileWriter.open(cfilepath)
+ hfile.write "#include \"{hfilename}\"\n"
+ for key in f.required_declarations do
+ if not compiler.provided_declarations.has_key(key) then
+ var node = compiler.requirers_of_declarations.get_or_null(key)
+ if node != null then
+ node.debug "No provided declaration for {key}"
+ else
+ print "No provided declaration for {key}"
+ end
+ abort
+ end
+ hfile.write compiler.provided_declarations[key]
+ hfile.write "\n"
+ end
+ hfile.close
end
self.toolcontext.info("Total C source files to compile: {cfiles.length}", 2)
end
- fun makefile_name(mainmodule: MModule): String do return "{mainmodule.name}.mk"
+ # Get the name of the Makefile to use
+ fun makefile_name: String do return "{compiler.mainmodule.c_name}.mk"
- fun default_outname(mainmodule: MModule): String do return mainmodule.name
+ # Get the default name of the executable to produce
+ fun default_outname: String
+ do
+ var mainmodule = compiler.mainmodule.first_real_mmodule
+ return mainmodule.name
+ end
# Combine options and platform informations to get the final path of the outfile
fun outfile(mainmodule: MModule): String
do
var res = self.toolcontext.opt_output.value
if res != null then return res
- res = default_outname(mainmodule)
+ res = default_outname
var dir = self.toolcontext.opt_dir.value
if dir != null then return dir.join_path(res)
return res
end
- fun write_makefile(compiler: AbstractCompiler, compile_dir: String, cfiles: Array[String])
+ # Write the Makefile
+ fun write_makefile(compile_dir: String, cfiles: Array[String])
do
var mainmodule = compiler.mainmodule
- var platform = compiler.mainmodule.target_platform
+ var platform = compiler.target_platform
var outname = outfile(mainmodule)
- var orig_dir = compile_dir.relpath(".")
- var outpath = orig_dir.join_path(outname).simplify_path
- var makename = makefile_name(mainmodule)
- var makepath = "{compile_dir}/{makename}"
- var makefile = new OFStream.open(makepath)
-
- var cc_includes = ""
- for p in cc_paths do
- cc_includes += " -I \"" + p + "\""
+ var real_outpath = compile_dir.relpath(outname)
+ var outpath = real_outpath.escape_to_mk
+ if outpath != real_outpath then
+ # If the name is crazy and need escaping, we will do an indirection
+ # 1. generate the binary in the nit_compile dir under an escaped name
+ # 2. copy the binary at the right place in the `all` goal.
+ outpath = mainmodule.c_name
end
+ var makename = makefile_name
+ var makepath = "{compile_dir}/{makename}"
+ var makefile = new FileWriter.open(makepath)
var linker_options = new HashSet[String]
- var m2m = toolcontext.modelbuilder.mmodule2nmodule
for m in mainmodule.in_importation.greaters do
var libs = m.collect_linker_libs
if libs != null then linker_options.add_all(libs)
end
+ var debug = toolcontext.opt_debug.value
- makefile.write("CC = ccache cc\nCXX = ccache c++\nCFLAGS = -g -O2 -Wno-unused-value -Wno-switch\nCINCL = {cc_includes}\nLDFLAGS ?= \nLDLIBS ?= -lm -lgc {linker_options.join(" ")}\n\n")
+ makefile.write("CC = ccache cc\nCXX = ccache c++\nCFLAGS = -g{ if not debug then " -O2 " else " "}-Wno-unused-value -Wno-switch -Wno-attributes -Wno-trigraphs\nCINCL =\nLDFLAGS ?= \nLDLIBS ?= -lm {linker_options.join(" ")}\n\n")
- var ost = toolcontext.opt_stacktrace.value
- if (ost == "libunwind" or ost == "nitstack") and (platform == null or platform.supports_libunwind) then makefile.write("NEED_LIBUNWIND := YesPlease\n")
+ makefile.write "\n# SPECIAL CONFIGURATION FLAGS\n"
+ if platform.supports_libunwind then
+ if toolcontext.opt_no_stacktrace.value then
+ makefile.write "NO_STACKTRACE=True"
+ else
+ makefile.write "NO_STACKTRACE= # Set to `True` to enable"
+ end
+ end
# Dynamic adaptations
# While `platform` enable complex toolchains, they are statically applied
# For a dynamic adaptsation of the compilation, the generated Makefile should check and adapt things itself
+ makefile.write "\n\n"
# Check and adapt the targeted system
makefile.write("uname_S := $(shell sh -c 'uname -s 2>/dev/null || echo not')\n")
- makefile.write("ifeq ($(uname_S),Darwin)\n")
- # remove -lunwind since it is already included on macosx
- makefile.write("\tNEED_LIBUNWIND :=\n")
- makefile.write("endif\n\n")
# Check and adapt for the compiler used
# clang need an additionnal `-Qunused-arguments`
makefile.write("clang_check := $(shell sh -c '$(CC) -v 2>&1 | grep -q clang; echo $$?')\nifeq ($(clang_check), 0)\n\tCFLAGS += -Qunused-arguments\nendif\n")
- makefile.write("ifdef NEED_LIBUNWIND\n\tLDLIBS += -lunwind\nendif\n")
+ if platform.supports_libunwind then
+ makefile.write """
+ifneq ($(NO_STACKTRACE), True)
+ # Check and include lib-unwind in a portable way
+ ifneq ($(uname_S),Darwin)
+ # already included on macosx, but need to get the correct flags in other supported platforms.
+ ifeq ($(shell pkg-config --exists 'libunwind'; echo $$?), 0)
+ LDLIBS += `pkg-config --libs libunwind`
+ CFLAGS += `pkg-config --cflags libunwind`
+ else
+ $(warning "[_] stack-traces disabled. Please install libunwind-dev.")
+ CFLAGS += -D NO_STACKTRACE
+ endif
+ endif
+else
+ # Stacktraces disabled
+ CFLAGS += -D NO_STACKTRACE
+endif
- makefile.write("all: {outpath}\n\n")
+"""
+ else
+ makefile.write("CFLAGS += -D NO_STACKTRACE\n\n")
+ end
+
+ makefile.write """
+# Special configuration for Darwin
+ifeq ($(uname_S),Darwin)
+ # Remove POSIX flag -lrt
+ LDLIBS := $(filter-out -lrt,$(LDLIBS))
+endif
+
+"""
+
+ makefile.write("all: {outpath}\n")
+ if outpath != real_outpath then
+ makefile.write("\tcp -- {outpath.escape_to_sh} {real_outpath.escape_to_sh.replace("$","$$")}")
+ end
+ makefile.write("\n")
var ofiles = new Array[String]
var dep_rules = new Array[String]
dep_rules.add(o)
end
+ # Generate linker script, if any
+ if not compiler.linker_script.is_empty then
+ var linker_script_path = "{compile_dir}/linker_script"
+ ofiles.add "linker_script"
+ var f = new FileWriter.open(linker_script_path)
+ for l in compiler.linker_script do
+ f.write l
+ f.write "\n"
+ end
+ f.close
+ end
+
var java_files = new Array[ExternFile]
+ var pkgconfigs = new Array[String]
+ for f in compiler.extern_bodies do
+ pkgconfigs.add_all f.pkgconfigs
+ end
+ # Protect pkg-config
+ if not pkgconfigs.is_empty then
+ makefile.write """
+# does pkg-config exists?
+ifneq ($(shell which pkg-config >/dev/null; echo $$?), 0)
+$(error "Command `pkg-config` not found. Please install it")
+endif
+"""
+ for p in pkgconfigs do
+ makefile.write """
+# Check for library {{{p}}}
+ifneq ($(shell pkg-config --exists '{{{p}}}'; echo $$?), 0)
+$(error "pkg-config: package {{{p}}} is not found.")
+endif
+"""
+ end
+ end
+
# Compile each required extern body into a specific .o
for f in compiler.extern_bodies do
var o = f.makefile_rule_name
- var ff = f.filename.basename("")
+ var ff = f.filename.basename
makefile.write("{o}: {ff}\n")
makefile.write("\t{f.makefile_rule_content}\n\n")
dep_rules.add(f.makefile_rule_name)
end
# Link edition
- makefile.write("{outpath}: {dep_rules.join(" ")}\n\t$(CC) $(LDFLAGS) -o {outpath} {ofiles.join(" ")} $(LDLIBS)\n\n")
+ var pkg = ""
+ if not pkgconfigs.is_empty then
+ pkg = "`pkg-config --libs {pkgconfigs.join(" ")}`"
+ end
+ makefile.write("{outpath}: {dep_rules.join(" ")}\n\t$(CC) $(LDFLAGS) -o {outpath.escape_to_sh} {ofiles.join(" ")} $(LDLIBS) {pkg}\n\n")
# Clean
- makefile.write("clean:\n\trm {ofiles.join(" ")} 2>/dev/null\n\n")
+ makefile.write("clean:\n\trm {ofiles.join(" ")} 2>/dev/null\n")
+ if outpath != real_outpath then
+ makefile.write("\trm -- {outpath.escape_to_sh} 2>/dev/null\n")
+ end
makefile.close
self.toolcontext.info("Generated makefile: {makepath}", 2)
+
+ makepath.file_copy_to "{compile_dir}/Makefile"
end
- fun compile_c_code(compiler: AbstractCompiler, compile_dir: String)
+ # The C code is generated, compile it to an executable
+ fun compile_c_code(compile_dir: String)
do
- var makename = makefile_name(compiler.mainmodule)
+ var makename = makefile_name
var makeflags = self.toolcontext.opt_make_flags.value
if makeflags == null then makeflags = ""
- self.toolcontext.info("make -B -C {compile_dir} -f {makename} -j 4 {makeflags}", 2)
+
+ var command = "make -B -C {compile_dir} -f {makename} -j 4 {makeflags}"
+ self.toolcontext.info(command, 2)
var res
- if self.toolcontext.verbose_level >= 3 then
- res = sys.system("make -B -C {compile_dir} -f {makename} -j 4 {makeflags} 2>&1")
+ if self.toolcontext.verbose_level >= 3 or is_windows then
+ res = sys.system("{command} 2>&1")
else
- res = sys.system("make -B -C {compile_dir} -f {makename} -j 4 {makeflags} 2>&1 >/dev/null")
+ res = sys.system("{command} 2>&1 >/dev/null")
end
if res != 0 then
- toolcontext.error(null, "make failed! Error code: {res}.")
+ toolcontext.error(null, "Compilation Error: `make` failed with error code: {res}. The command was `{command}`.")
end
end
end
var mainmodule: MModule is writable
# The real main module of the program
- var realmainmodule: MModule
+ var realmainmodule: MModule is noinit
- # The modeulbuilder used to know the model and the AST
+ # The modelbuilder used to know the model and the AST
var modelbuilder: ModelBuilder is protected writable
+ # The associated toolchain
+ #
+ # Set by `modelbuilder.write_and_make` and permit sub-routines to access the current toolchain if required.
+ var toolchain: Toolchain is noinit
+
# Is hardening asked? (see --hardening)
fun hardening: Bool do return self.modelbuilder.toolcontext.opt_hardening.value
- init(mainmodule: MModule, modelbuilder: ModelBuilder)
+ # The targeted specific platform
+ var target_platform: Platform is noinit
+
+ init
do
- self.mainmodule = mainmodule
self.realmainmodule = mainmodule
- self.modelbuilder = modelbuilder
+ target_platform = mainmodule.target_platform or else new Platform
end
+ # Do the full code generation of the program `mainmodule`
+ # It is the main method usually called after the instantiation
+ fun do_compilation is abstract
+
# Force the creation of a new file
# The point is to avoid contamination between must-be-compiled-separately files
fun new_file(name: String): CodeFile
do
+ if modelbuilder.toolcontext.opt_group_c_files.value then
+ if self.files.is_empty then
+ var f = new CodeFile(mainmodule.c_name)
+ self.files.add(f)
+ end
+ return self.files.first
+ end
var f = new CodeFile(name)
self.files.add(f)
return f
# The list of all associated files
# Used to generate .c files
- var files: List[CodeFile] = new List[CodeFile]
+ var files = new Array[CodeFile]
# Initialize a visitor specific for a compiler engine
fun new_visitor: VISITOR is abstract
# Where global declaration are stored (the main .h)
- var header: CodeWriter is writable
+ var header: CodeWriter is writable, noinit
+
+ # Additionnal linker script for `ld`.
+ # Mainly used to do specific link-time symbol resolution
+ var linker_script = new Array[String]
# Provide a declaration that can be requested (before or latter) by a visitor
fun provide_declaration(key: String, s: String)
# Binds the generated C function names to Nit function names
fun build_c_to_nit_bindings
do
- var compile_dir = modelbuilder.compile_dir
+ var compile_dir = toolchain.compile_dir
- var stream = new OFStream.open("{compile_dir}/c_functions_hash.c")
+ var stream = new FileWriter.open("{compile_dir}/c_functions_hash.c")
stream.write("#include <string.h>\n")
stream.write("#include <stdlib.h>\n")
stream.write("#include \"c_functions_hash.h\"\n")
stream.write("static const C_Nit_Names map[{names.length}] = \{\n")
for i in names.keys do
stream.write("\{\"")
- stream.write(i)
+ stream.write(i.escape_to_c)
stream.write("\",\"")
- stream.write(names[i])
+ stream.write(names[i].escape_to_c)
stream.write("\"\},\n")
end
stream.write("\};\n")
stream.write("\}\n")
stream.close
- stream = new OFStream.open("{compile_dir}/c_functions_hash.h")
+ stream = new FileWriter.open("{compile_dir}/c_functions_hash.h")
stream.write("const char* get_nit_name(register const char* procname, register unsigned int len);\n")
stream.close
# Compile C headers
# This method call compile_header_strucs method that has to be refined
fun compile_header do
- var v = self.header
- var toolctx = modelbuilder.toolcontext
self.header.add_decl("#include <stdlib.h>")
self.header.add_decl("#include <stdio.h>")
self.header.add_decl("#include <string.h>")
+ # longjmp !
+ self.header.add_decl("#include <setjmp.h>\n")
+ self.header.add_decl("#include <sys/types.h>\n")
+ self.header.add_decl("#include <unistd.h>\n")
+ self.header.add_decl("#include <stdint.h>\n")
+ self.header.add_decl("#ifdef __linux__")
+ self.header.add_decl(" #include <endian.h>")
+ self.header.add_decl("#endif")
+ self.header.add_decl("#include <inttypes.h>\n")
self.header.add_decl("#include \"gc_chooser.h\"")
+ self.header.add_decl("#ifdef __APPLE__")
+ self.header.add_decl(" #include <TargetConditionals.h>")
+ self.header.add_decl(" #include <syslog.h>")
+ self.header.add_decl(" #include <libkern/OSByteOrder.h>")
+ self.header.add_decl(" #define be32toh(x) OSSwapBigToHostInt32(x)")
+ self.header.add_decl("#endif")
+ self.header.add_decl("#ifdef _WIN32")
+ self.header.add_decl(" #define be32toh(val) _byteswap_ulong(val)")
+ self.header.add_decl("#endif")
+ self.header.add_decl("#ifdef __pnacl__")
+ self.header.add_decl(" #define be16toh(val) (((val) >> 8) | ((val) << 8))")
+ self.header.add_decl(" #define be32toh(val) ((be16toh((val) << 16) | (be16toh((val) >> 16))))")
+ self.header.add_decl("#endif")
self.header.add_decl("#ifdef ANDROID")
+ self.header.add_decl(" #ifndef be32toh")
+ self.header.add_decl(" #define be32toh(val) betoh32(val)")
+ self.header.add_decl(" #endif")
self.header.add_decl(" #include <android/log.h>")
self.header.add_decl(" #define PRINT_ERROR(...) (void)__android_log_print(ANDROID_LOG_WARN, \"Nit\", __VA_ARGS__)")
+ self.header.add_decl("#elif TARGET_OS_IPHONE")
+ self.header.add_decl(" #define PRINT_ERROR(...) syslog(LOG_ERR, __VA_ARGS__)")
self.header.add_decl("#else")
self.header.add_decl(" #define PRINT_ERROR(...) fprintf(stderr, __VA_ARGS__)")
self.header.add_decl("#endif")
compile_header_structs
compile_nitni_structs
+ compile_catch_stack
var gccd_disable = modelbuilder.toolcontext.opt_no_gcc_directive.value
if gccd_disable.has("noreturn") or gccd_disable.has("all") then
# Signal handler function prototype
- self.header.add_decl("void show_backtrace(int);")
+ self.header.add_decl("void fatal_exit(int);")
else
- self.header.add_decl("void show_backtrace(int) __attribute__ ((noreturn));")
+ self.header.add_decl("void fatal_exit(int) __attribute__ ((noreturn));")
end
if gccd_disable.has("likely") or gccd_disable.has("all") then
self.header.add_decl("extern val *glob_sys;")
end
+ # Stack stocking environment for longjumps
+ protected fun compile_catch_stack do
+ self.header.add_decl """
+struct catch_stack_t {
+ int cursor;
+ jmp_buf envs[100];
+};
+extern struct catch_stack_t catchStack;
+"""
+ end
+
# Declaration of structures for live Nit types
protected fun compile_header_structs is abstract
var finalize_meth = mainmodule.try_get_primitive_method("finalize", finalizable_type.mclass)
if finalize_meth == null then
- modelbuilder.toolcontext.error(null, "The `Finalizable` class doesn't declare the `finalize` method.")
+ modelbuilder.toolcontext.error(null, "Error: the `Finalizable` class does not declare the `finalize` method.")
return
end
v.add "\}"
end
+ # Hook to add specif piece of code before the the main C function.
+ #
+ # Is called by `compile_main_function`
+ fun compile_before_main(v: VISITOR)
+ do
+ end
+
+ # Hook to add specif piece of code at the begin on the main C function.
+ #
+ # Is called by `compile_main_function`
+ fun compile_begin_main(v: VISITOR)
+ do
+ end
+
# Generate the main C function.
#
# This function:
do
var v = self.new_visitor
v.add_decl("#include <signal.h>")
- var ost = modelbuilder.toolcontext.opt_stacktrace.value
- var platform = mainmodule.target_platform
+ var platform = target_platform
- if platform != null and not platform.supports_libunwind then ost = "none"
+ var no_main = platform.no_main or modelbuilder.toolcontext.opt_no_main.value
- var no_main = (platform != null and platform.no_main) or modelbuilder.toolcontext.opt_no_main.value
-
- if ost == "nitstack" or ost == "libunwind" then
+ if platform.supports_libunwind then
+ v.add_decl("#ifndef NO_STACKTRACE")
v.add_decl("#define UNW_LOCAL_ONLY")
v.add_decl("#include <libunwind.h>")
- if ost == "nitstack" then
- v.add_decl("#include \"c_functions_hash.h\"")
- end
+ v.add_decl("#include \"c_functions_hash.h\"")
+ v.add_decl("#endif")
end
v.add_decl("int glob_argc;")
v.add_decl("char **glob_argv;")
v.add_decl("val *glob_sys;")
+ v.add_decl("struct catch_stack_t catchStack;")
if self.modelbuilder.toolcontext.opt_typing_test_metrics.value then
for tag in count_type_test_tags do
v.compiler.header.add_decl("extern long count_isset_checks;")
end
- v.add_decl("void sig_handler(int signo)\{")
- v.add_decl("PRINT_ERROR(\"Caught signal : %s\\n\", strsignal(signo));")
- v.add_decl("show_backtrace(signo);")
- v.add_decl("\}")
-
- v.add_decl("void show_backtrace (int signo) \{")
- if ost == "nitstack" or ost == "libunwind" then
+ v.add_decl("static void show_backtrace(void) \{")
+ if platform.supports_libunwind then
+ v.add_decl("#ifndef NO_STACKTRACE")
v.add_decl("char* opt = getenv(\"NIT_NO_STACK\");")
v.add_decl("unw_cursor_t cursor;")
v.add_decl("if(opt==NULL)\{")
v.add_decl("PRINT_ERROR(\"-------------------------------------------------\\n\");")
v.add_decl("while (unw_step(&cursor) > 0) \{")
v.add_decl(" unw_get_proc_name(&cursor, procname, 100, &ip);")
- if ost == "nitstack" then
v.add_decl(" const char* recv = get_nit_name(procname, strlen(procname));")
v.add_decl(" if (recv != NULL)\{")
v.add_decl(" PRINT_ERROR(\"` %s\\n\", recv);")
v.add_decl(" \}else\{")
v.add_decl(" PRINT_ERROR(\"` %s\\n\", procname);")
v.add_decl(" \}")
- else
- v.add_decl(" PRINT_ERROR(\"` %s \\n\",procname);")
- end
v.add_decl("\}")
v.add_decl("PRINT_ERROR(\"-------------------------------------------------\\n\");")
v.add_decl("free(procname);")
v.add_decl("\}")
+ v.add_decl("#endif /* NO_STACKTRACE */")
end
- v.add_decl("exit(signo);")
v.add_decl("\}")
+ v.add_decl("void sig_handler(int signo)\{")
+ v.add_decl "#ifdef _WIN32"
+ v.add_decl "PRINT_ERROR(\"Caught signal : %s\\n\", signo);"
+ v.add_decl "#else"
+ v.add_decl("PRINT_ERROR(\"Caught signal : %s\\n\", strsignal(signo));")
+ v.add_decl "#endif"
+ v.add_decl("show_backtrace();")
+ # rethrows
+ v.add_decl("signal(signo, SIG_DFL);")
+ v.add_decl "#ifndef _WIN32"
+ v.add_decl("kill(getpid(), signo);")
+ v.add_decl "#endif"
+ v.add_decl("\}")
+
+ v.add_decl("void fatal_exit(int status) \{")
+ v.add_decl("show_backtrace();")
+ v.add_decl("exit(status);")
+ v.add_decl("\}")
+
+ compile_before_main(v)
+
if no_main then
v.add_decl("int nit_main(int argc, char** argv) \{")
else
v.add_decl("int main(int argc, char** argv) \{")
end
+ compile_begin_main(v)
+
+ v.add "#if !defined(__ANDROID__) && !defined(TARGET_OS_IPHONE)"
v.add("signal(SIGABRT, sig_handler);")
v.add("signal(SIGFPE, sig_handler);")
v.add("signal(SIGILL, sig_handler);")
v.add("signal(SIGINT, sig_handler);")
v.add("signal(SIGTERM, sig_handler);")
v.add("signal(SIGSEGV, sig_handler);")
- v.add("signal(SIGPIPE, sig_handler);")
+ v.add "#endif"
+ v.add "#ifndef _WIN32"
+ v.add("signal(SIGPIPE, SIG_IGN);")
+ v.add "#endif"
v.add("glob_argc = argc; glob_argv = argv;")
+ v.add("catchStack.cursor = -1;")
v.add("initialize_gc_option();")
v.add "initialize_nitni_global_refs();"
v.add("return 0;")
v.add("\}")
+
+ for m in mainmodule.in_importation.greaters do
+ var f = "FILE_"+m.c_name
+ v.add "const char {f}[] = \"{m.location.file.filename.escape_to_c}\";"
+ provide_declaration(f, "extern const char {f}[];")
+ end
end
# Copile all C functions related to the [incr|decr]_ref features of the FFI
var cds = mtype.collect_mclassdefs(self.mainmodule).to_a
self.mainmodule.linearize_mclassdefs(cds)
for cd in cds do
- if not self.modelbuilder.mclassdef2nclassdef.has_key(cd) then continue
- var n = self.modelbuilder.mclassdef2nclassdef[cd]
- for npropdef in n.n_propdefs do
- if npropdef isa AAttrPropdef then
- npropdef.init_expr(v, recv)
- end
+ for npropdef in modelbuilder.collect_attr_propdef(cd) do
+ npropdef.init_expr(v, recv)
end
end
end
var cds = mtype.collect_mclassdefs(self.mainmodule).to_a
self.mainmodule.linearize_mclassdefs(cds)
for cd in cds do
- if not self.modelbuilder.mclassdef2nclassdef.has_key(cd) then continue
- var n = self.modelbuilder.mclassdef2nclassdef[cd]
- for npropdef in n.n_propdefs do
- if npropdef isa AAttrPropdef then
- npropdef.check_expr(v, recv)
- end
+ for npropdef in modelbuilder.collect_attr_propdef(cd) do
+ npropdef.check_expr(v, recv)
end
end
end
end
fun finalize_ffi_for_module(mmodule: MModule) do mmodule.finalize_ffi(self)
-
- # Division facility
- # Avoid division by zero by returning the string "n/a"
- fun div(a,b:Int):String
- do
- if b == 0 then return "n/a"
- return ((a*10000/b).to_f / 100.0).to_precision(2)
- end
end
-# A file unit (may be more than one file if
-# A file unit aim to be autonomous and is made or one or more `CodeWriter`s
+# C code file generated from the `writers` and the `required_declarations`
+#
+# A file unit aims to be autonomous and is made or one or more `CodeWriter`s.
class CodeFile
+ # Basename of the file, will be appended by `.h` and `.c`
var name: String
+
+ # `CodeWriter` used in sequence to fill the top of the body, then the bottom
var writers = new Array[CodeWriter]
+
+ # Required declarations keys
+ #
+ # See: `provide_declaration`
var required_declarations = new HashSet[String]
end
-# Where to store generated lines
+# Store generated lines
+#
+# Instances are added to `file.writers` at construction.
class CodeWriter
+ # Parent `CodeFile`
var file: CodeFile
- var lines: List[String] = new List[String]
- var decl_lines: List[String] = new List[String]
- # Add a line in the main part of the generated C
+ # Main lines of code (written at the bottom of the body)
+ var lines = new Array[String]
+
+ # Lines of code for declarations (written at the top of the body)
+ var decl_lines = new Array[String]
+
+ # Add a line in the main lines of code (to `lines`)
fun add(s: String) do self.lines.add(s)
- # Add a line in the
- # (used for local or global declaration)
+ # Add a declaration line (to `decl_lines`)
+ #
+ # Used for local and global declaration.
fun add_decl(s: String) do self.decl_lines.add(s)
- init(file: CodeFile)
+ init
do
- self.file = file
file.writers.add(self)
end
end
# The current visited AST node
var current_node: nullable ANode = null is writable
- # The current `Frame`
- var frame: nullable Frame is writable
+ # The current `StaticFrame`
+ var frame: nullable StaticFrame = null is writable
# Alias for self.compiler.mainmodule.object_type
fun object_type: MClassType do return self.compiler.mainmodule.object_type
# Alias for self.compiler.mainmodule.bool_type
fun bool_type: MClassType do return self.compiler.mainmodule.bool_type
- var writer: CodeWriter
+ var writer: CodeWriter is noinit
- init(compiler: COMPILER)
+ init
do
- self.compiler = compiler
self.writer = new CodeWriter(compiler.files.last)
end
- # Force to get the primitive class named `name` or abort
- fun get_class(name: String): MClass do return self.compiler.mainmodule.get_primitive_class(name)
-
# Force to get the primitive property named `name` in the instance `recv` or abort
fun get_property(name: String, recv: MType): MMethod
do
fun compile_callsite(callsite: CallSite, arguments: Array[RuntimeVariable]): nullable RuntimeVariable
do
+ if callsite.is_broken then return null
var initializers = callsite.mpropdef.initializers
if not initializers.is_empty then
var recv = arguments.first
fun native_array_instance(elttype: MType, length: RuntimeVariable): RuntimeVariable is abstract
- fun calloc_array(ret_type: MType, arguments: Array[RuntimeVariable]) is abstract
+ fun native_array_def(pname: String, ret_type: nullable MType, arguments: Array[RuntimeVariable]): Bool do return false
- fun native_array_def(pname: String, ret_type: nullable MType, arguments: Array[RuntimeVariable]) is abstract
+ # Return an element of a native array.
+ # The method is unsafe and is just a direct wrapper for the specific implementation of native arrays
+ fun native_array_get(native_array: RuntimeVariable, index: Int): RuntimeVariable is abstract
- # Transform varargs, in raw arguments, into a single argument of type `Array`
- # Note: this method modify the given `args`
- # If there is no vararg, then `args` is not modified.
- fun varargize(mpropdef: MPropDef, msignature: MSignature, args: Array[RuntimeVariable])
+ # Store an element in a native array.
+ # The method is unsafe and is just a direct wrapper for the specific implementation of native arrays
+ fun native_array_set(native_array: RuntimeVariable, index: Int, value: RuntimeVariable) is abstract
+
+ # Allocate `size` bytes with the low_level `nit_alloc` C function
+ #
+ # This method can be redefined to inject statistic or tracing code.
+ #
+ # `tag` if any, is used to mark the class of the allocated object.
+ fun nit_alloc(size: String, tag: nullable String): String
do
- var recv = args.first
- var vararg_rank = msignature.vararg_rank
- if vararg_rank >= 0 then
- assert args.length >= msignature.arity + 1 # because of self
- var rawargs = args
- args = new Array[RuntimeVariable]
+ return "nit_alloc({size})"
+ end
- args.add(rawargs.first) # recv
+ # Evaluate `args` as expressions in the call of `mpropdef` on `recv`.
+ # This method is used to manage varargs in signatures and returns the real array
+ # of runtime variables to use in the call.
+ fun varargize(mpropdef: MMethodDef, map: nullable SignatureMap, recv: RuntimeVariable, args: SequenceRead[AExpr]): Array[RuntimeVariable]
+ do
+ var msignature = mpropdef.new_msignature or else mpropdef.msignature.as(not null)
+ var res = new Array[RuntimeVariable]
+ res.add(recv)
- for i in [0..vararg_rank[ do
- args.add(rawargs[i+1])
- end
+ if msignature.arity == 0 then return res
- var vararg_lastrank = vararg_rank + rawargs.length-1-msignature.arity
- var vararg = new Array[RuntimeVariable]
- for i in [vararg_rank..vararg_lastrank] do
- vararg.add(rawargs[i+1])
+ if map == null then
+ assert args.length == msignature.arity
+ for ne in args do
+ res.add self.expr(ne, null)
end
+ return res
+ end
- var elttype = msignature.mparameters[vararg_rank].mtype
- args.add(self.vararg_instance(mpropdef, recv, vararg, elttype))
+ # Eval in order of arguments, not parameters
+ var exprs = new Array[RuntimeVariable].with_capacity(args.length)
+ for ne in args do
+ exprs.add self.expr(ne, null)
+ end
- for i in [vararg_lastrank+1..rawargs.length-1[ do
- args.add(rawargs[i+1])
+ # Fill `res` with the result of the evaluation according to the mapping
+ for i in [0..msignature.arity[ do
+ var param = msignature.mparameters[i]
+ var j = map.map.get_or_null(i)
+ if j == null then
+ # default value
+ res.add(null_instance)
+ continue
end
- rawargs.clear
- rawargs.add_all(args)
+ if param.is_vararg and args[i].vararg_decl > 0 then
+ var vararg = exprs.sub(j, args[i].vararg_decl)
+ var elttype = param.mtype
+ var arg = self.vararg_instance(mpropdef, recv, vararg, elttype)
+ res.add(arg)
+ continue
+ end
+ res.add exprs[j]
end
+ return res
end
# Type handling
do
mtype = self.anchor(mtype)
var valmtype = value.mcasttype
+
+ # Do nothing if useless autocast
if valmtype.is_subtype(self.compiler.mainmodule, null, mtype) then
return value
end
+ # Just as_not_null if the target is not nullable.
+ #
+ # eg `nullable PreciseType` adapted to `Object` gives precisetype.
if valmtype isa MNullableType and valmtype.mtype.is_subtype(self.compiler.mainmodule, null, mtype) then
- var res = new RuntimeVariable(value.name, valmtype, valmtype.mtype)
- return res
- else
- var res = new RuntimeVariable(value.name, valmtype, mtype)
- return res
+ mtype = valmtype.mtype
end
+
+ var res = new RuntimeVariable(value.name, value.mtype, mtype)
+ return res
end
# Generate a super call from a method definition
# Checks
- # Add a check and an abort for a null reciever if needed
+ # Can value be null? (according to current knowledge)
+ fun maybenull(value: RuntimeVariable): Bool
+ do
+ return value.mcasttype isa MNullableType or value.mcasttype isa MNullType
+ end
+
+ # Add a check and an abort for a null receiver if needed
fun check_recv_notnull(recv: RuntimeVariable)
do
if self.compiler.modelbuilder.toolcontext.opt_no_check_null.value then return
- var maybenull = recv.mcasttype isa MNullableType or recv.mcasttype isa MNullType
- if maybenull then
+ if maybenull(recv) then
self.add("if (unlikely({recv} == NULL)) \{")
self.add_abort("Receiver is null")
self.add("\}")
# Names handling
- private var names: HashSet[String] = new HashSet[String]
+ private var names = new HashSet[String]
private var last: Int = 0
# Return a new name based on `s` and unique in the visitor
fun escapemark_name(e: nullable EscapeMark): String
do
assert e != null
- if escapemark_names.has_key(e) then return escapemark_names[e]
+ if frame.escapemark_names.has_key(e) then return frame.escapemark_names[e]
var name = e.name
if name == null then name = "label"
name = get_name(name)
- escapemark_names[e] = name
+ frame.escapemark_names[e] = name
return name
end
- private var escapemark_names = new HashMap[EscapeMark, String]
+ # Insert a C label for associated with an escapemark
+ fun add_escape_label(e: nullable EscapeMark)
+ do
+ if e == null then return
+ if e.escapes.is_empty then return
+ add("BREAK_{escapemark_name(e)}: (void)0;")
+ end
# Return a "const char*" variable associated to the classname of the dynamic type of an object
- # NOTE: we do not return a `RuntimeVariable` "NativeString" as the class may not exist in the module/program
+ # NOTE: we do not return a `RuntimeVariable` "CString" as the class may not exist in the module/program
fun class_name_string(value: RuntimeVariable): String is abstract
# Variables handling
- protected var variables: HashMap[Variable, RuntimeVariable] = new HashMap[Variable, RuntimeVariable]
+ protected var variables = new HashMap[Variable, RuntimeVariable]
# Return the local runtime_variable associated to a Nit local variable
fun variable(variable: Variable): RuntimeVariable
# Generate a alloc-instance + init-attributes
fun init_instance(mtype: MClassType): RuntimeVariable is abstract
+ # Allocate and init attributes of an instance of a standard or extern class
+ #
+ # Does not support universals and the pseudo-internal `NativeArray` class.
+ fun init_instance_or_extern(mtype: MClassType): RuntimeVariable
+ do
+ var recv
+ var ctype = mtype.ctype
+ assert mtype.mclass.name != "NativeArray"
+ if not mtype.is_c_primitive then
+ recv = init_instance(mtype)
+ else if ctype == "char*" then
+ recv = new_expr("NULL/*special!*/", mtype)
+ else
+ recv = new_expr("({ctype})0/*special!*/", mtype)
+ end
+ return recv
+ end
+
# Set a GC finalizer on `recv`, only if `recv` isa Finalizable
fun set_finalizer(recv: RuntimeVariable)
do
end
end
+ # The currently processed module
+ #
+ # alias for `compiler.mainmodule`
+ fun mmodule: MModule do return compiler.mainmodule
+
# Generate an integer value
fun int_instance(value: Int): RuntimeVariable
do
- var res = self.new_var(self.get_class("Int").mclass_type)
- self.add("{res} = {value};")
+ var t = mmodule.int_type
+ var res = new RuntimeVariable("{value.to_s}l", t, t)
+ return res
+ end
+
+ # Generate a byte value
+ fun byte_instance(value: Byte): RuntimeVariable
+ do
+ var t = mmodule.byte_type
+ var res = new RuntimeVariable("((unsigned char){value.to_s})", t, t)
+ return res
+ end
+
+ # Generate an int8 value
+ fun int8_instance(value: Int8): RuntimeVariable
+ do
+ var t = mmodule.int8_type
+ var res = new RuntimeVariable("((int8_t){value.to_s})", t, t)
+ return res
+ end
+
+ # Generate an int16 value
+ fun int16_instance(value: Int16): RuntimeVariable
+ do
+ var t = mmodule.int16_type
+ var res = new RuntimeVariable("((int16_t){value.to_s})", t, t)
+ return res
+ end
+
+ # Generate a uint16 value
+ fun uint16_instance(value: UInt16): RuntimeVariable
+ do
+ var t = mmodule.uint16_type
+ var res = new RuntimeVariable("((uint16_t){value.to_s})", t, t)
+ return res
+ end
+
+ # Generate an int32 value
+ fun int32_instance(value: Int32): RuntimeVariable
+ do
+ var t = mmodule.int32_type
+ var res = new RuntimeVariable("((int32_t){value.to_s})", t, t)
+ return res
+ end
+
+ # Generate a uint32 value
+ fun uint32_instance(value: UInt32): RuntimeVariable
+ do
+ var t = mmodule.uint32_type
+ var res = new RuntimeVariable("((uint32_t){value.to_s})", t, t)
+ return res
+ end
+
+ # Generate a char value
+ fun char_instance(value: Char): RuntimeVariable
+ do
+ var t = mmodule.char_type
+
+ if value.code_point < 128 then
+ return new RuntimeVariable("'{value.to_s.escape_to_c}'", t, t)
+ else
+ return new RuntimeVariable("{value.code_point}", t, t)
+ end
+ end
+
+ # Generate a float value
+ #
+ # FIXME pass a Float, not a string
+ fun float_instance(value: String): RuntimeVariable
+ do
+ var t = mmodule.float_type
+ var res = new RuntimeVariable("{value}", t, t)
+ return res
+ end
+
+ # Generate an integer value
+ fun bool_instance(value: Bool): RuntimeVariable
+ do
+ var s = if value then "1" else "0"
+ var res = new RuntimeVariable(s, bool_type, bool_type)
+ return res
+ end
+
+ # Generate the `null` value
+ fun null_instance: RuntimeVariable
+ do
+ var t = compiler.mainmodule.model.null_type
+ var res = new RuntimeVariable("((val*)NULL)", t, t)
return res
end
+ # Generates a CString instance fully escaped in C-style \xHH fashion
+ fun c_string_instance(ns: CString, len: Int): RuntimeVariable do
+ var mtype = mmodule.c_string_type
+ var nat = new_var(mtype)
+ var byte_esc = new Buffer.with_cap(len * 4)
+ for i in [0 .. len[ do
+ byte_esc.append("\\x{ns[i].to_s.substring_from(2)}")
+ end
+ self.add("{nat} = \"{byte_esc}\";")
+ return nat
+ end
+
# Generate a string value
fun string_instance(string: String): RuntimeVariable
do
- var mtype = self.get_class("String").mclass_type
+ var mtype = mmodule.string_type
var name = self.get_name("varonce")
self.add_decl("static {mtype.ctype} {name};")
var res = self.new_var(mtype)
- self.add("if ({name}) \{")
+ self.add("if (likely({name}!=NULL)) \{")
self.add("{res} = {name};")
self.add("\} else \{")
- var native_mtype = self.get_class("NativeString").mclass_type
+ var native_mtype = mmodule.c_string_type
var nat = self.new_var(native_mtype)
self.add("{nat} = \"{string.escape_to_c}\";")
- var length = self.int_instance(string.length)
- self.add("{res} = {self.send(self.get_property("to_s_with_length", native_mtype), [nat, length]).as(not null)};")
+ var byte_length = self.int_instance(string.byte_length)
+ var unilen = self.int_instance(string.length)
+ self.add("{res} = {self.send(self.get_property("to_s_unsafe", native_mtype), [nat, byte_length, unilen, value_instance(false), value_instance(false)]).as(not null)};")
self.add("{name} = {res};")
self.add("\}")
return res
end
+ fun value_instance(object: Object): RuntimeVariable
+ do
+ if object isa Int then
+ return int_instance(object)
+ else if object isa Bool then
+ return bool_instance(object)
+ else if object isa String then
+ return string_instance(object)
+ else
+ abort
+ end
+ end
+
# Generate an array value
fun array_instance(array: Array[RuntimeVariable], elttype: MType): RuntimeVariable is abstract
self.require_declaration(s)
end
- # look for a needed .h and .c file for a given .nit source-file
- # FIXME: bad API, parameter should be a `MModule`, not its source-file
- fun add_extern(file: String)
+ # Look for a needed .h and .c file for a given module
+ # This is used for the legacy FFI
+ fun add_extern(mmodule: MModule)
do
+ var file = mmodule.filepath
file = file.strip_extension(".nit")
var tryfile = file + ".nit.h"
if tryfile.file_exists then
- self.declare_once("#include \"{tryfile.basename("")}\"")
+ self.declare_once("#include \"{tryfile.basename}\"")
self.compiler.files_to_copy.add(tryfile)
end
tryfile = file + "_nit.h"
if tryfile.file_exists then
- self.declare_once("#include \"{tryfile.basename("")}\"")
+ self.declare_once("#include \"{tryfile.basename}\"")
self.compiler.files_to_copy.add(tryfile)
end
tryfile = file + "_nit.c"
if not tryfile.file_exists then return
end
- var f = new ExternCFile(tryfile.basename(""), "")
+ var f = new ExternCFile(tryfile.basename, "")
self.compiler.extern_bodies.add(f)
self.compiler.files_to_copy.add(tryfile)
end
# used by aborts, asserts, casts, etc.
fun add_abort(message: String)
do
+ self.add("if(catchStack.cursor >= 0)\{")
+ self.add("longjmp(catchStack.envs[catchStack.cursor], 1);")
+ self.add("\}")
self.add("PRINT_ERROR(\"Runtime error: %s\", \"{message.escape_to_c}\");")
add_raw_abort
end
fun add_raw_abort
do
- if self.current_node != null and self.current_node.location.file != null then
- self.add("PRINT_ERROR(\" (%s:%d)\\n\", \"{self.current_node.location.file.filename.escape_to_c}\", {current_node.location.line_start});")
+ if self.current_node != null and self.current_node.location.file != null and
+ self.current_node.location.file.mmodule != null then
+ var f = "FILE_{self.current_node.location.file.mmodule.c_name}"
+ self.require_declaration(f)
+ self.add("PRINT_ERROR(\" (%s:%d)\\n\", {f}, {current_node.location.line_start});")
else
self.add("PRINT_ERROR(\"\\n\");")
end
- self.add("show_backtrace(1);")
+ self.add("fatal_exit(1);")
end
# Add a dynamic cast
fun stmt(nexpr: nullable AExpr)
do
if nexpr == null then return
+ if nexpr.is_broken then
+ # Untyped expression.
+ # Might mean dead code or invalid code
+ # so aborts
+ add_abort("FATAL: bad statement executed.")
+ return
+ end
+
+ var narray = nexpr.comprehension
+ if narray != null then
+ var recv = frame.comprehension.as(not null)
+ var val = expr(nexpr, narray.element_mtype)
+ compile_callsite(narray.push_callsite.as(not null), [recv, val])
+ return
+ end
+
var old = self.current_node
self.current_node = nexpr
nexpr.stmt(self)
do
var old = self.current_node
self.current_node = nexpr
- var res = nexpr.expr(self).as(not null)
- if mtype != null then
- mtype = self.anchor(mtype)
- res = self.autobox(res, mtype)
+
+ var res = null
+ if nexpr.mtype != null then
+ res = nexpr.expr(self)
end
- res = autoadapt(res, nexpr.mtype.as(not null))
- var implicit_cast_to = nexpr.implicit_cast_to
+
+ if res == null then
+ # Untyped expression.
+ # Might mean dead code or invalid code.
+ # so aborts
+ add_abort("FATAL: bad expression executed.")
+ # and return a placebo result to please the C compiler
+ if mtype == null then mtype = compiler.mainmodule.object_type
+ res = new_var(mtype)
+
+ self.current_node = old
+ return res
+ end
+
+ if mtype != null then
+ mtype = self.anchor(mtype)
+ res = self.autobox(res, mtype)
+ end
+ res = autoadapt(res, nexpr.mtype.as(not null))
+ var implicit_cast_to = nexpr.implicit_cast_to
if implicit_cast_to != null and not self.compiler.modelbuilder.toolcontext.opt_no_check_autocast.value then
add_cast(res, implicit_cast_to, "auto")
res = autoadapt(res, implicit_cast_to)
# false (usual value) means that the variable is a mcasttype or a subtype.
var is_exact: Bool = false is writable
- init(name: String, mtype: MType, mcasttype: MType)
+ init
do
- self.name = name
- self.mtype = mtype
- self.mcasttype = mcasttype
assert not mtype.need_anchor
assert not mcasttype.need_anchor
end
end
end
-# A frame correspond to a visited property in a `GlobalCompilerVisitor`
-class Frame
+# The static context of a visited property in a `AbstractCompilerVisitor`
+class StaticFrame
type VISITOR: AbstractCompilerVisitor
# The label at the end of the property
var returnlabel: nullable String = null is writable
+
+ # Labels associated to a each escapemarks.
+ # Because of inlinings, escape-marks must be associated to their context (the frame)
+ private var escapemark_names = new HashMap[EscapeMark, String]
+
+ # The array comprehension currently filled, if any
+ private var comprehension: nullable RuntimeVariable = null
end
redef class MType
# Short name of the `ctype` to use in unions
fun ctypename: String do return "val"
- # Return the name of the C structure associated to a Nit live type
- fun c_name: String is abstract
- protected var c_name_cache: nullable String is protected writable
+ # Is the associated C type a primitive one?
+ #
+ # ENSURE `result == (ctype != "val*")`
+ fun is_c_primitive: Bool do return false
end
redef class MClassType
- redef fun c_name
- do
- var res = self.c_name_cache
- if res != null then return res
- res = "{mclass.intro_mmodule.name.to_cmangle}__{mclass.name.to_cmangle}"
- self.c_name_cache = res
- return res
- end
- redef fun ctype: String
- do
+ redef var ctype is lazy do
if mclass.name == "Int" then
return "long"
else if mclass.name == "Bool" then
return "short int"
else if mclass.name == "Char" then
- return "char"
+ return "uint32_t"
else if mclass.name == "Float" then
return "double"
- else if mclass.name == "NativeString" then
+ else if mclass.name == "Int8" then
+ return "int8_t"
+ else if mclass.name == "Byte" then
+ return "unsigned char"
+ else if mclass.name == "Int16" then
+ return "int16_t"
+ else if mclass.name == "UInt16" then
+ return "uint16_t"
+ else if mclass.name == "Int32" then
+ return "int32_t"
+ else if mclass.name == "UInt32" then
+ return "uint32_t"
+ else if mclass.name == "CString" then
return "char*"
else if mclass.name == "NativeArray" then
return "val*"
end
end
+ redef var is_c_primitive is lazy do return ctype != "val*"
+
redef fun ctype_extern: String
do
if mclass.kind == extern_kind then
return "c"
else if mclass.name == "Float" then
return "d"
- else if mclass.name == "NativeString" then
+ else if mclass.name == "Int8" then
+ return "i8"
+ else if mclass.name == "Byte" then
+ return "b"
+ else if mclass.name == "Int16" then
+ return "i16"
+ else if mclass.name == "UInt16" then
+ return "u16"
+ else if mclass.name == "Int32" then
+ return "i32"
+ else if mclass.name == "UInt32" then
+ return "u32"
+ else if mclass.name == "CString" then
return "str"
else if mclass.name == "NativeArray" then
#return "{self.arguments.first.ctype}*"
end
end
-redef class MGenericType
- redef fun c_name
- do
- var res = self.c_name_cache
- if res != null then return res
- res = super
- for t in self.arguments do
- res = res + t.c_name
- end
- self.c_name_cache = res
- return res
- end
-end
-
-redef class MParameterType
- redef fun c_name
- do
- var res = self.c_name_cache
- if res != null then return res
- res = "{self.mclass.c_name}_FT{self.rank}"
- self.c_name_cache = res
- return res
- end
-end
-
-redef class MVirtualType
- redef fun c_name
- do
- var res = self.c_name_cache
- if res != null then return res
- res = "{self.mproperty.intro.mclassdef.mclass.c_name}_VT{self.mproperty.name}"
- self.c_name_cache = res
- return res
- end
-end
-
-redef class MNullableType
- redef fun c_name
- do
- var res = self.c_name_cache
- if res != null then return res
- res = "nullable_{self.mtype.c_name}"
- self.c_name_cache = res
- return res
- end
-end
-
-redef class MClass
- # Return the name of the C structure associated to a Nit class
- fun c_name: String do
- var res = self.c_name_cache
- if res != null then return res
- res = "{intro_mmodule.name.to_cmangle}__{name.to_cmangle}"
- self.c_name_cache = res
- return res
- end
- private var c_name_cache: nullable String
-end
-
-redef class MProperty
- fun c_name: String do
- var res = self.c_name_cache
- if res != null then return res
- res = "{self.intro.c_name}"
- self.c_name_cache = res
- return res
- end
- private var c_name_cache: nullable String
-end
-
redef class MPropDef
type VISITOR: AbstractCompilerVisitor
-
- private var c_name_cache: nullable String
-
- # The mangled name associated to the property
- fun c_name: String
- do
- var res = self.c_name_cache
- if res != null then return res
- res = "{self.mclassdef.mmodule.name.to_cmangle}__{self.mclassdef.mclass.name.to_cmangle}__{self.mproperty.name.to_cmangle}"
- self.c_name_cache = res
- return res
- end
end
redef class MMethodDef
fun can_inline(v: VISITOR): Bool
do
if is_abstract then return true
+ if constant_value != null then return true
var modelbuilder = v.compiler.modelbuilder
- if modelbuilder.mpropdef2npropdef.has_key(self) then
- var npropdef = modelbuilder.mpropdef2npropdef[self]
- return npropdef.can_inline
- else if self.mproperty.name == "init" then
+ var node = modelbuilder.mpropdef2node(self)
+ if node isa APropdef then
+ return node.can_inline
+ else if node isa AClassdef then
# Automatic free init is always inlined since it is empty or contains only attribtes assigments
return true
+ else if node == null then
+ return true
else
abort
end
fun compile_inside_to_c(v: VISITOR, arguments: Array[RuntimeVariable]): nullable RuntimeVariable
do
var modelbuilder = v.compiler.modelbuilder
- if modelbuilder.mpropdef2npropdef.has_key(self) then
- var npropdef = modelbuilder.mpropdef2npropdef[self]
+ var val = constant_value
+ var node = modelbuilder.mpropdef2node(self)
+
+ if is_abstract then
+ var cn = v.class_name_string(arguments.first)
+ v.current_node = node
+ v.add("PRINT_ERROR(\"Runtime error: Abstract method `%s` called on `%s`\", \"{mproperty.name.escape_to_c}\", {cn});")
+ v.add_raw_abort
+ return null
+ end
+
+ if node isa APropdef then
var oldnode = v.current_node
- v.current_node = npropdef
+ v.current_node = node
self.compile_parameter_check(v, arguments)
- npropdef.compile_to_c(v, self, arguments)
+ node.compile_to_c(v, self, arguments)
v.current_node = oldnode
- else if self.mproperty.name == "init" then
- var nclassdef = modelbuilder.mclassdef2nclassdef[self.mclassdef]
+ else if node isa AClassdef then
var oldnode = v.current_node
- v.current_node = nclassdef
+ v.current_node = node
self.compile_parameter_check(v, arguments)
- nclassdef.compile_to_c(v, self, arguments)
+ node.compile_to_c(v, self, arguments)
v.current_node = oldnode
+ else if val != null then
+ v.ret(v.value_instance(val))
else
abort
end
do
if v.compiler.modelbuilder.toolcontext.opt_no_check_covariance.value then return
+ var msignature = self.msignature.as(not null)
+
for i in [0..msignature.arity[ do
+ var mp = msignature.mparameters[i]
# skip test for vararg since the array is instantiated with the correct polymorphic type
- if msignature.vararg_rank == i then continue
+ if mp.is_vararg then continue
# skip if the cast is not required
var origmtype = self.mproperty.intro.msignature.mparameters[i].mtype
if not origmtype.need_anchor then continue
# get the parameter type
- var mtype = self.msignature.mparameters[i].mtype
+ var mtype = mp.mtype
# generate the cast
# note that v decides if and how to implements the cast
- v.add("/* Covariant cast for argument {i} ({self.msignature.mparameters[i].name}) {arguments[i+1].inspect} isa {mtype} */")
+ v.add("/* Covariant cast for argument {i} ({mp.name}) {arguments[i+1].inspect} isa {mtype} */")
v.add_cast(arguments[i+1], mtype, "covariance")
end
end
redef class AMethPropdef
redef fun compile_to_c(v, mpropdef, arguments)
do
- if mpropdef.is_abstract then
- var cn = v.class_name_string(arguments.first)
- v.add("PRINT_ERROR(\"Runtime error: Abstract method `%s` called on `%s`\", \"{mpropdef.mproperty.name.escape_to_c}\", {cn});")
- v.add_raw_abort
- return
- end
-
# Call the implicit super-init
var auto_super_inits = self.auto_super_inits
if auto_super_inits != null then
# Try special compilation
if mpropdef.is_intern then
if compile_intern_to_c(v, mpropdef, arguments) then return
- else if mpropdef.is_extern then
+ end
+ if mpropdef.is_extern then
if mpropdef.mproperty.is_init then
if compile_externinit_to_c(v, mpropdef, arguments) then return
else
var ret = mpropdef.msignature.return_mtype
if ret != null then
ret = v.resolve_for(ret, arguments.first)
- else if mpropdef.mproperty.is_new then
- ret = arguments.first.mcasttype
end
if pname != "==" and pname != "!=" then
v.adapt_signature(mpropdef, arguments)
end
if cname == "Int" then
if pname == "output" then
- v.add("printf(\"%ld\\n\", {arguments.first});")
+ v.add("printf(\"%ld\\n\", {arguments.first});")
+ return true
+ else if pname == "object_id" then
+ v.ret(arguments.first)
+ return true
+ else if pname == "+" then
+ v.ret(v.new_expr("{arguments[0]} + {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "-" then
+ v.ret(v.new_expr("{arguments[0]} - {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "unary -" then
+ v.ret(v.new_expr("-{arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "unary +" then
+ v.ret(arguments[0])
+ return true
+ else if pname == "*" then
+ v.ret(v.new_expr("{arguments[0]} * {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "/" then
+ v.ret(v.new_expr("{arguments[0]} / {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "%" then
+ v.ret(v.new_expr("{arguments[0]} % {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "==" then
+ v.ret(v.equal_test(arguments[0], arguments[1]))
+ return true
+ else if pname == "!=" then
+ var res = v.equal_test(arguments[0], arguments[1])
+ v.ret(v.new_expr("!{res}", ret.as(not null)))
+ return true
+ else if pname == "<" then
+ v.ret(v.new_expr("{arguments[0]} < {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == ">" then
+ v.ret(v.new_expr("{arguments[0]} > {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "<=" then
+ v.ret(v.new_expr("{arguments[0]} <= {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == ">=" then
+ v.ret(v.new_expr("{arguments[0]} >= {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "to_i8" then
+ v.ret(v.new_expr("(int8_t){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_i16" then
+ v.ret(v.new_expr("(int16_t){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_u16" then
+ v.ret(v.new_expr("(uint16_t){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_i32" then
+ v.ret(v.new_expr("(int32_t){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_u32" then
+ v.ret(v.new_expr("(uint32_t){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_f" then
+ v.ret(v.new_expr("(double){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_b" then
+ v.ret(v.new_expr("(unsigned char){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "code_point" then
+ v.ret(v.new_expr("(uint32_t){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "&" then
+ v.ret(v.new_expr("{arguments[0]} & {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "|" then
+ v.ret(v.new_expr("{arguments[0]} | {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == ">>" then
+ v.ret(v.new_expr("{arguments[0]} >> {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "<<" then
+ v.ret(v.new_expr("{arguments[0]} << {arguments[1]}", ret.as(not null)))
+ return true
+ end
+ else if cname == "Char" then
+ if pname == "object_id" then
+ v.ret(v.new_expr("(long){arguments.first}", ret.as(not null)))
+ return true
+ else if pname == "successor" then
+ v.ret(v.new_expr("{arguments[0]} + {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "predecessor" then
+ v.ret(v.new_expr("{arguments[0]} - {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "==" then
+ v.ret(v.equal_test(arguments[0], arguments[1]))
+ return true
+ else if pname == "!=" then
+ var res = v.equal_test(arguments[0], arguments[1])
+ v.ret(v.new_expr("!{res}", ret.as(not null)))
+ return true
+ else if pname == "<" then
+ v.ret(v.new_expr("{arguments[0]} < {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == ">" then
+ v.ret(v.new_expr("{arguments[0]} > {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "<=" then
+ v.ret(v.new_expr("{arguments[0]} <= {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == ">=" then
+ v.ret(v.new_expr("{arguments[0]} >= {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "to_i" then
+ v.ret(v.new_expr("{arguments[0]}-'0'", ret.as(not null)))
+ return true
+ else if pname == "code_point" then
+ v.ret(v.new_expr("(long){arguments[0]}", ret.as(not null)))
+ return true
+ end
+ else if cname == "Byte" then
+ if pname == "output" then
+ v.add("printf(\"%x\\n\", {arguments.first});")
+ return true
+ else if pname == "object_id" then
+ v.ret(v.new_expr("(long){arguments.first}", ret.as(not null)))
+ return true
+ else if pname == "+" then
+ v.ret(v.new_expr("{arguments[0]} + {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "-" then
+ v.ret(v.new_expr("{arguments[0]} - {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "unary -" then
+ v.ret(v.new_expr("-{arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "unary +" then
+ v.ret(arguments[0])
+ return true
+ else if pname == "*" then
+ v.ret(v.new_expr("{arguments[0]} * {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "/" then
+ v.ret(v.new_expr("{arguments[0]} / {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "%" then
+ v.ret(v.new_expr("{arguments[0]} % {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "==" then
+ v.ret(v.equal_test(arguments[0], arguments[1]))
+ return true
+ else if pname == "!=" then
+ var res = v.equal_test(arguments[0], arguments[1])
+ v.ret(v.new_expr("!{res}", ret.as(not null)))
+ return true
+ else if pname == "<" then
+ v.ret(v.new_expr("{arguments[0]} < {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == ">" then
+ v.ret(v.new_expr("{arguments[0]} > {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "<=" then
+ v.ret(v.new_expr("{arguments[0]} <= {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == ">=" then
+ v.ret(v.new_expr("{arguments[0]} >= {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == ">>" then
+ v.ret(v.new_expr("{arguments[0]} >> {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "<<" then
+ v.ret(v.new_expr("{arguments[0]} << {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "&" then
+ v.ret(v.new_expr("{arguments[0]} & {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "to_i" then
+ v.ret(v.new_expr("(long){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_f" then
+ v.ret(v.new_expr("(double){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_i8" then
+ v.ret(v.new_expr("(int8_t){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_i16" then
+ v.ret(v.new_expr("(int16_t){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_u16" then
+ v.ret(v.new_expr("(uint16_t){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_i32" then
+ v.ret(v.new_expr("(int32_t){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_u32" then
+ v.ret(v.new_expr("(uint32_t){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "ascii" then
+ v.ret(v.new_expr("(uint32_t){arguments[0]}", ret.as(not null)))
+ return true
+ end
+ else if cname == "Bool" then
+ if pname == "output" then
+ v.add("printf({arguments.first}?\"true\\n\":\"false\\n\");")
+ return true
+ else if pname == "object_id" then
+ v.ret(v.new_expr("(long){arguments.first}", ret.as(not null)))
+ return true
+ else if pname == "==" then
+ v.ret(v.equal_test(arguments[0], arguments[1]))
+ return true
+ else if pname == "!=" then
+ var res = v.equal_test(arguments[0], arguments[1])
+ v.ret(v.new_expr("!{res}", ret.as(not null)))
+ return true
+ end
+ else if cname == "Float" then
+ if pname == "output" then
+ v.add("printf(\"%f\\n\", {arguments.first});")
+ return true
+ else if pname == "object_id" then
+ v.ret(v.new_expr("(double){arguments.first}", ret.as(not null)))
+ return true
+ else if pname == "+" then
+ v.ret(v.new_expr("{arguments[0]} + {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "-" then
+ v.ret(v.new_expr("{arguments[0]} - {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "unary -" then
+ v.ret(v.new_expr("-{arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "unary +" then
+ v.ret(arguments[0])
+ return true
+ else if pname == "succ" then
+ v.ret(v.new_expr("{arguments[0]}+1", ret.as(not null)))
+ return true
+ else if pname == "prec" then
+ v.ret(v.new_expr("{arguments[0]}-1", ret.as(not null)))
+ return true
+ else if pname == "*" then
+ v.ret(v.new_expr("{arguments[0]} * {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "/" then
+ v.ret(v.new_expr("{arguments[0]} / {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "==" then
+ v.ret(v.equal_test(arguments[0], arguments[1]))
+ return true
+ else if pname == "!=" then
+ var res = v.equal_test(arguments[0], arguments[1])
+ v.ret(v.new_expr("!{res}", ret.as(not null)))
+ return true
+ else if pname == "<" then
+ v.ret(v.new_expr("{arguments[0]} < {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == ">" then
+ v.ret(v.new_expr("{arguments[0]} > {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "<=" then
+ v.ret(v.new_expr("{arguments[0]} <= {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == ">=" then
+ v.ret(v.new_expr("{arguments[0]} >= {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "to_i" then
+ v.ret(v.new_expr("(long){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_b" then
+ v.ret(v.new_expr("(unsigned char){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_i8" then
+ v.ret(v.new_expr("(int8_t){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_i16" then
+ v.ret(v.new_expr("(int16_t){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_u16" then
+ v.ret(v.new_expr("(uint16_t){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_i32" then
+ v.ret(v.new_expr("(int32_t){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_u32" then
+ v.ret(v.new_expr("(uint32_t){arguments[0]}", ret.as(not null)))
+ return true
+ end
+ else if cname == "CString" then
+ if pname == "[]" then
+ v.ret(v.new_expr("(unsigned char)((int){arguments[0]}[{arguments[1]}])", ret.as(not null)))
+ return true
+ else if pname == "[]=" then
+ v.add("{arguments[0]}[{arguments[1]}]=(unsigned char){arguments[2]};")
+ return true
+ else if pname == "copy_to" then
+ v.add("memmove({arguments[1]}+{arguments[4]},{arguments[0]}+{arguments[3]},{arguments[2]});")
+ return true
+ else if pname == "atoi" then
+ v.ret(v.new_expr("atoi({arguments[0]});", ret.as(not null)))
+ return true
+ else if pname == "fast_cstring" then
+ v.ret(v.new_expr("{arguments[0]} + {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "==" then
+ v.ret(v.equal_test(arguments[0], arguments[1]))
+ return true
+ else if pname == "!=" then
+ var res = v.equal_test(arguments[0], arguments[1])
+ v.ret(v.new_expr("!{res}", ret.as(not null)))
+ return true
+ else if pname == "new" then
+ var alloc = v.nit_alloc(arguments[1].to_s, "CString")
+ v.ret(v.new_expr("(char*){alloc}", ret.as(not null)))
+ return true
+ else if pname == "fetch_4_chars" then
+ v.ret(v.new_expr("(long)*((uint32_t*)({arguments[0]} + {arguments[1]}))", ret.as(not null)))
+ return true
+ else if pname == "fetch_4_hchars" then
+ v.ret(v.new_expr("(long)be32toh(*((uint32_t*)({arguments[0]} + {arguments[1]})))", ret.as(not null)))
+ return true
+ end
+ else if cname == "NativeArray" then
+ return v.native_array_def(pname, ret, arguments)
+ else if cname == "Int8" then
+ if pname == "output" then
+ v.add("printf(\"%\"PRIi8 \"\\n\", {arguments.first});")
+ return true
+ else if pname == "object_id" then
+ v.ret(v.new_expr("(long){arguments.first}", ret.as(not null)))
+ return true
+ else if pname == "+" then
+ v.ret(v.new_expr("{arguments[0]} + {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "-" then
+ v.ret(v.new_expr("{arguments[0]} - {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "unary -" then
+ v.ret(v.new_expr("-{arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "unary +" then
+ v.ret(arguments[0])
+ return true
+ else if pname == "*" then
+ v.ret(v.new_expr("{arguments[0]} * {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "/" then
+ v.ret(v.new_expr("{arguments[0]} / {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "%" then
+ v.ret(v.new_expr("{arguments[0]} % {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "<<" then
+ v.ret(v.new_expr("{arguments[0]} << {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == ">>" then
+ v.ret(v.new_expr("{arguments[0]} >> {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "==" then
+ v.ret(v.equal_test(arguments[0], arguments[1]))
+ return true
+ else if pname == "!=" then
+ var res = v.equal_test(arguments[0], arguments[1])
+ v.ret(v.new_expr("!{res}", ret.as(not null)))
+ return true
+ else if pname == "<" then
+ v.ret(v.new_expr("{arguments[0]} < {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == ">" then
+ v.ret(v.new_expr("{arguments[0]} > {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "<=" then
+ v.ret(v.new_expr("{arguments[0]} <= {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == ">=" then
+ v.ret(v.new_expr("{arguments[0]} >= {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "to_i" then
+ v.ret(v.new_expr("(long){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_b" then
+ v.ret(v.new_expr("(unsigned char){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_i16" then
+ v.ret(v.new_expr("(int16_t){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_u16" then
+ v.ret(v.new_expr("(uint16_t){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_i32" then
+ v.ret(v.new_expr("(int32_t){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_u32" then
+ v.ret(v.new_expr("(uint32_t){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_f" then
+ v.ret(v.new_expr("(double){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "&" then
+ v.ret(v.new_expr("{arguments[0]} & {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "|" then
+ v.ret(v.new_expr("{arguments[0]} | {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "^" then
+ v.ret(v.new_expr("{arguments[0]} ^ {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "unary ~" then
+ v.ret(v.new_expr("~{arguments[0]}", ret.as(not null)))
+ return true
+ end
+ else if cname == "Int16" then
+ if pname == "output" then
+ v.add("printf(\"%\"PRIi16 \"\\n\", {arguments.first});")
+ return true
+ else if pname == "object_id" then
+ v.ret(v.new_expr("(long){arguments.first}", ret.as(not null)))
+ return true
+ else if pname == "+" then
+ v.ret(v.new_expr("{arguments[0]} + {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "-" then
+ v.ret(v.new_expr("{arguments[0]} - {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "unary -" then
+ v.ret(v.new_expr("-{arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "unary +" then
+ v.ret(arguments[0])
+ return true
+ else if pname == "*" then
+ v.ret(v.new_expr("{arguments[0]} * {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "/" then
+ v.ret(v.new_expr("{arguments[0]} / {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "%" then
+ v.ret(v.new_expr("{arguments[0]} % {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "<<" then
+ v.ret(v.new_expr("{arguments[0]} << {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == ">>" then
+ v.ret(v.new_expr("{arguments[0]} >> {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "==" then
+ v.ret(v.equal_test(arguments[0], arguments[1]))
+ return true
+ else if pname == "!=" then
+ var res = v.equal_test(arguments[0], arguments[1])
+ v.ret(v.new_expr("!{res}", ret.as(not null)))
+ return true
+ else if pname == "<" then
+ v.ret(v.new_expr("{arguments[0]} < {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == ">" then
+ v.ret(v.new_expr("{arguments[0]} > {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "<=" then
+ v.ret(v.new_expr("{arguments[0]} <= {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == ">=" then
+ v.ret(v.new_expr("{arguments[0]} >= {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "to_i" then
+ v.ret(v.new_expr("(long){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_b" then
+ v.ret(v.new_expr("(unsigned char){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_i8" then
+ v.ret(v.new_expr("(int8_t){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_u16" then
+ v.ret(v.new_expr("(uint16_t){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_i32" then
+ v.ret(v.new_expr("(int32_t){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_u32" then
+ v.ret(v.new_expr("(uint32_t){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_f" then
+ v.ret(v.new_expr("(double){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "&" then
+ v.ret(v.new_expr("{arguments[0]} & {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "|" then
+ v.ret(v.new_expr("{arguments[0]} | {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "^" then
+ v.ret(v.new_expr("{arguments[0]} ^ {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "unary ~" then
+ v.ret(v.new_expr("~{arguments[0]}", ret.as(not null)))
+ return true
+ end
+ else if cname == "UInt16" then
+ if pname == "output" then
+ v.add("printf(\"%\"PRIu16 \"\\n\", {arguments.first});")
return true
else if pname == "object_id" then
- v.ret(arguments.first)
+ v.ret(v.new_expr("(long){arguments.first}", ret.as(not null)))
return true
else if pname == "+" then
v.ret(v.new_expr("{arguments[0]} + {arguments[1]}", ret.as(not null)))
else if pname == "unary -" then
v.ret(v.new_expr("-{arguments[0]}", ret.as(not null)))
return true
+ else if pname == "unary +" then
+ v.ret(arguments[0])
+ return true
else if pname == "*" then
v.ret(v.new_expr("{arguments[0]} * {arguments[1]}", ret.as(not null)))
return true
else if pname == "%" then
v.ret(v.new_expr("{arguments[0]} % {arguments[1]}", ret.as(not null)))
return true
- else if pname == "lshift" then
+ else if pname == "<<" then
v.ret(v.new_expr("{arguments[0]} << {arguments[1]}", ret.as(not null)))
return true
- else if pname == "rshift" then
+ else if pname == ">>" then
v.ret(v.new_expr("{arguments[0]} >> {arguments[1]}", ret.as(not null)))
return true
else if pname == "==" then
else if pname == ">=" then
v.ret(v.new_expr("{arguments[0]} >= {arguments[1]}", ret.as(not null)))
return true
+ else if pname == "to_i" then
+ v.ret(v.new_expr("(long){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_b" then
+ v.ret(v.new_expr("(unsigned char){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_i8" then
+ v.ret(v.new_expr("(int8_t){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_i16" then
+ v.ret(v.new_expr("(int16_t){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_i32" then
+ v.ret(v.new_expr("(int32_t){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_u32" then
+ v.ret(v.new_expr("(uint32_t){arguments[0]}", ret.as(not null)))
+ return true
else if pname == "to_f" then
v.ret(v.new_expr("(double){arguments[0]}", ret.as(not null)))
return true
- else if pname == "ascii" then
- v.ret(v.new_expr("{arguments[0]}", ret.as(not null)))
+ else if pname == "&" then
+ v.ret(v.new_expr("{arguments[0]} & {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "|" then
+ v.ret(v.new_expr("{arguments[0]} | {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "^" then
+ v.ret(v.new_expr("{arguments[0]} ^ {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "unary ~" then
+ v.ret(v.new_expr("~{arguments[0]}", ret.as(not null)))
return true
end
- else if cname == "Char" then
+ else if cname == "Int32" then
if pname == "output" then
- v.add("printf(\"%c\", {arguments.first});")
+ v.add("printf(\"%\"PRIi32 \"\\n\", {arguments.first});")
return true
else if pname == "object_id" then
v.ret(v.new_expr("(long){arguments.first}", ret.as(not null)))
return true
- else if pname == "successor" then
+ else if pname == "+" then
v.ret(v.new_expr("{arguments[0]} + {arguments[1]}", ret.as(not null)))
return true
- else if pname == "predecessor" then
+ else if pname == "-" then
v.ret(v.new_expr("{arguments[0]} - {arguments[1]}", ret.as(not null)))
return true
+ else if pname == "unary -" then
+ v.ret(v.new_expr("-{arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "unary +" then
+ v.ret(arguments[0])
+ return true
+ else if pname == "*" then
+ v.ret(v.new_expr("{arguments[0]} * {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "/" then
+ v.ret(v.new_expr("{arguments[0]} / {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "%" then
+ v.ret(v.new_expr("{arguments[0]} % {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "<<" then
+ v.ret(v.new_expr("{arguments[0]} << {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == ">>" then
+ v.ret(v.new_expr("{arguments[0]} >> {arguments[1]}", ret.as(not null)))
+ return true
else if pname == "==" then
v.ret(v.equal_test(arguments[0], arguments[1]))
return true
v.ret(v.new_expr("{arguments[0]} >= {arguments[1]}", ret.as(not null)))
return true
else if pname == "to_i" then
- v.ret(v.new_expr("{arguments[0]}-'0'", ret.as(not null)))
+ v.ret(v.new_expr("(long){arguments[0]}", ret.as(not null)))
return true
- else if pname == "ascii" then
+ else if pname == "to_b" then
v.ret(v.new_expr("(unsigned char){arguments[0]}", ret.as(not null)))
return true
- end
- else if cname == "Bool" then
- if pname == "output" then
- v.add("printf({arguments.first}?\"true\\n\":\"false\\n\");")
+ else if pname == "to_i8" then
+ v.ret(v.new_expr("(int8_t){arguments[0]}", ret.as(not null)))
return true
- else if pname == "object_id" then
- v.ret(v.new_expr("(long){arguments.first}", ret.as(not null)))
+ else if pname == "to_i16" then
+ v.ret(v.new_expr("(int16_t){arguments[0]}", ret.as(not null)))
return true
- else if pname == "==" then
- v.ret(v.equal_test(arguments[0], arguments[1]))
+ else if pname == "to_u16" then
+ v.ret(v.new_expr("(uint16_t){arguments[0]}", ret.as(not null)))
return true
- else if pname == "!=" then
- var res = v.equal_test(arguments[0], arguments[1])
- v.ret(v.new_expr("!{res}", ret.as(not null)))
+ else if pname == "to_u32" then
+ v.ret(v.new_expr("(uint32_t){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_f" then
+ v.ret(v.new_expr("(double){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "&" then
+ v.ret(v.new_expr("{arguments[0]} & {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "|" then
+ v.ret(v.new_expr("{arguments[0]} | {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "^" then
+ v.ret(v.new_expr("{arguments[0]} ^ {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "unary ~" then
+ v.ret(v.new_expr("~{arguments[0]}", ret.as(not null)))
return true
end
- else if cname == "Float" then
+ else if cname == "UInt32" then
if pname == "output" then
- v.add("printf(\"%f\\n\", {arguments.first});")
+ v.add("printf(\"%\"PRIu32 \"\\n\", {arguments.first});")
return true
else if pname == "object_id" then
- v.ret(v.new_expr("(double){arguments.first}", ret.as(not null)))
+ v.ret(v.new_expr("(long){arguments.first}", ret.as(not null)))
return true
else if pname == "+" then
v.ret(v.new_expr("{arguments[0]} + {arguments[1]}", ret.as(not null)))
else if pname == "unary -" then
v.ret(v.new_expr("-{arguments[0]}", ret.as(not null)))
return true
- else if pname == "succ" then
- v.ret(v.new_expr("{arguments[0]}+1", ret.as(not null)))
- return true
- else if pname == "prec" then
- v.ret(v.new_expr("{arguments[0]}-1", ret.as(not null)))
+ else if pname == "unary +" then
+ v.ret(arguments[0])
return true
else if pname == "*" then
v.ret(v.new_expr("{arguments[0]} * {arguments[1]}", ret.as(not null)))
else if pname == "/" then
v.ret(v.new_expr("{arguments[0]} / {arguments[1]}", ret.as(not null)))
return true
+ else if pname == "%" then
+ v.ret(v.new_expr("{arguments[0]} % {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "<<" then
+ v.ret(v.new_expr("{arguments[0]} << {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == ">>" then
+ v.ret(v.new_expr("{arguments[0]} >> {arguments[1]}", ret.as(not null)))
+ return true
else if pname == "==" then
v.ret(v.equal_test(arguments[0], arguments[1]))
return true
else if pname == "to_i" then
v.ret(v.new_expr("(long){arguments[0]}", ret.as(not null)))
return true
- end
- else if cname == "NativeString" then
- if pname == "[]" then
- v.ret(v.new_expr("{arguments[0]}[{arguments[1]}]", ret.as(not null)))
+ else if pname == "to_b" then
+ v.ret(v.new_expr("(unsigned char){arguments[0]}", ret.as(not null)))
return true
- else if pname == "[]=" then
- v.add("{arguments[0]}[{arguments[1]}]={arguments[2]};")
+ else if pname == "to_i8" then
+ v.ret(v.new_expr("(int8_t){arguments[0]}", ret.as(not null)))
return true
- else if pname == "copy_to" then
- v.add("memmove({arguments[1]}+{arguments[4]},{arguments[0]}+{arguments[3]},{arguments[2]});")
+ else if pname == "to_i16" then
+ v.ret(v.new_expr("(int16_t){arguments[0]}", ret.as(not null)))
return true
- else if pname == "atoi" then
- v.ret(v.new_expr("atoi({arguments[0]});", ret.as(not null)))
+ else if pname == "to_u16" then
+ v.ret(v.new_expr("(uint16_t){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "to_i32" then
+ v.ret(v.new_expr("(int32_t){arguments[0]}", ret.as(not null)))
return true
- else if pname == "init" then
- v.ret(v.new_expr("(char*)nit_alloc({arguments[1]})", ret.as(not null)))
+ else if pname == "to_f" then
+ v.ret(v.new_expr("(double){arguments[0]}", ret.as(not null)))
+ return true
+ else if pname == "&" then
+ v.ret(v.new_expr("{arguments[0]} & {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "|" then
+ v.ret(v.new_expr("{arguments[0]} | {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "^" then
+ v.ret(v.new_expr("{arguments[0]} ^ {arguments[1]}", ret.as(not null)))
+ return true
+ else if pname == "unary ~" then
+ v.ret(v.new_expr("~{arguments[0]}", ret.as(not null)))
return true
end
- else if cname == "NativeArray" then
- v.native_array_def(pname, ret, arguments)
- return true
end
if pname == "exit" then
v.add("exit({arguments[1]});")
else if pname == "sys" then
v.ret(v.new_expr("glob_sys", ret.as(not null)))
return true
- else if pname == "calloc_string" then
- v.ret(v.new_expr("(char*)nit_alloc({arguments[1]})", ret.as(not null)))
- return true
- else if pname == "calloc_array" then
- v.calloc_array(ret.as(not null), arguments)
- return true
else if pname == "object_id" then
v.ret(v.new_expr("(long){arguments.first}", ret.as(not null)))
return true
do
var externname
var at = self.get_single_annotation("extern", v.compiler.modelbuilder)
- if at != null then
+ if at != null and at.n_args.length == 1 then
externname = at.arg_as_string(v.compiler.modelbuilder)
if externname == null then return false
else
return false
end
- if location.file != null then
- var file = location.file.filename
- v.add_extern(file)
- end
+ v.add_extern(mpropdef.mclassdef.mmodule)
var res: nullable RuntimeVariable = null
var ret = mpropdef.msignature.return_mtype
if ret != null then
else
return false
end
- if location.file != null then
- var file = location.file.filename
- v.add_extern(file)
- end
+ v.add_extern(mpropdef.mclassdef.mmodule)
v.adapt_signature(mpropdef, arguments)
v.unbox_signature_extern(mpropdef, arguments)
var ret = arguments.first.mtype
end
redef class AAttrPropdef
+ redef fun can_inline: Bool do return not is_lazy
+
redef fun compile_to_c(v, mpropdef, arguments)
do
if mpropdef == mreadpropdef then
assert arguments.length == 1
+ var recv = arguments.first
var res
if is_lazy then
- var nexpr = n_expr
- assert nexpr != null
var set
- var ret = self.mpropdef.static_mtype
- var useiset = ret.ctype == "val*" and not ret isa MNullableType
+ var ret = self.mtype
+ var useiset = not ret.is_c_primitive and not ret isa MNullableType
var guard = self.mlazypropdef.mproperty
if useiset then
- set = v.isset_attribute(self.mpropdef.mproperty, arguments.first)
+ set = v.isset_attribute(self.mpropdef.mproperty, recv)
else
- set = v.read_attribute(guard, arguments.first)
+ set = v.read_attribute(guard, recv)
end
v.add("if(likely({set})) \{")
- res = v.read_attribute(self.mpropdef.mproperty, arguments.first)
+ res = v.read_attribute(self.mpropdef.mproperty, recv)
v.add("\} else \{")
- var value = v.expr(nexpr, self.mpropdef.static_mtype)
- v.write_attribute(self.mpropdef.mproperty, arguments.first, value)
+
+ var value = evaluate_expr(v, recv)
+
v.assign(res, value)
if not useiset then
- var true_v = v.new_expr("1", v.bool_type)
+ var true_v = v.bool_instance(true)
v.write_attribute(guard, arguments.first, true_v)
end
v.add("\}")
v.assign(v.frame.returnvar.as(not null), res)
else if mpropdef == mwritepropdef then
assert arguments.length == 2
- v.write_attribute(self.mpropdef.mproperty, arguments.first, arguments[1])
+ var recv = arguments.first
+ var arg = arguments[1]
+ if is_optional and v.maybenull(arg) then
+ var value = v.new_var(self.mpropdef.static_mtype.as(not null))
+ v.add("if ({arg} == NULL) \{")
+ v.assign(value, evaluate_expr(v, recv))
+ v.add("\} else \{")
+ v.assign(value, arg)
+ v.add("\}")
+ arg = value
+ end
+ v.write_attribute(self.mpropdef.mproperty, arguments.first, arg)
if is_lazy then
- var ret = self.mpropdef.static_mtype
- var useiset = ret.ctype == "val*" and not ret isa MNullableType
+ var ret = self.mtype
+ var useiset = not ret.is_c_primitive and not ret isa MNullableType
if not useiset then
- v.write_attribute(self.mlazypropdef.mproperty, arguments.first, v.new_expr("1", v.bool_type))
+ v.write_attribute(self.mlazypropdef.mproperty, arguments.first, v.bool_instance(true))
end
end
else
fun init_expr(v: AbstractCompilerVisitor, recv: RuntimeVariable)
do
+ if has_value and not is_lazy and not is_optional and not n_expr isa ANullExpr then evaluate_expr(v, recv)
+ end
+
+ # Evaluate, store and return the default value of the attribute
+ private fun evaluate_expr(v: AbstractCompilerVisitor, recv: RuntimeVariable): RuntimeVariable
+ do
+ var oldnode = v.current_node
+ v.current_node = self
+ var old_frame = v.frame
+ var frame = new StaticFrame(v, self.mreadpropdef.as(not null), recv.mcasttype.undecorate.as(MClassType), [recv])
+ v.frame = frame
+
+ var value
+ var mtype = self.mtype
+ assert mtype != null
+
var nexpr = self.n_expr
- if nexpr != null and not is_lazy then
- var oldnode = v.current_node
- v.current_node = self
- var old_frame = v.frame
- var frame = new Frame(v, self.mpropdef.as(not null), recv.mtype.as(MClassType), [recv])
- v.frame = frame
- var value = v.expr(nexpr, self.mpropdef.static_mtype)
- v.write_attribute(self.mpropdef.mproperty, recv, value)
- v.frame = old_frame
- v.current_node = oldnode
+ var nblock = self.n_block
+ if nexpr != null then
+ value = v.expr(nexpr, mtype)
+ else if nblock != null then
+ value = v.new_var(mtype)
+ frame.returnvar = value
+ frame.returnlabel = v.get_name("RET_LABEL")
+ v.add("\{")
+ v.stmt(nblock)
+ v.add("{frame.returnlabel.as(not null)}:(void)0;")
+ v.add("\}")
+ else
+ abort
end
+
+ v.write_attribute(self.mpropdef.mproperty, recv, value)
+
+ v.frame = old_frame
+ v.current_node = oldnode
+
+ return value
end
fun check_expr(v: AbstractCompilerVisitor, recv: RuntimeVariable)
var oldnode = v.current_node
v.current_node = self
var old_frame = v.frame
- var frame = new Frame(v, self.mpropdef.as(not null), recv.mtype.as(MClassType), [recv])
+ var frame = new StaticFrame(v, self.mpropdef.as(not null), recv.mtype.as(MClassType), [recv])
v.frame = frame
# Force read to check the initialization
v.read_attribute(self.mpropdef.mproperty, recv)
redef class AClassdef
private fun compile_to_c(v: AbstractCompilerVisitor, mpropdef: MMethodDef, arguments: Array[RuntimeVariable])
do
- if mpropdef == self.mfree_init then
- assert mpropdef.mproperty.is_root_init
+ if mpropdef.mproperty.is_root_init then
assert arguments.length == 1
if not mpropdef.is_intro then
v.supercall(mpropdef, arguments.first.mtype.as(MClassType), arguments)
# Do not call this method directly, use `v.stmt` instead
private fun stmt(v: AbstractCompilerVisitor)
do
- var res = expr(v)
- if res != null then v.add("{res};")
+ expr(v)
end
end
end
redef class AVarAssignExpr
- redef fun stmt(v)
- do
- var variable = self.variable.as(not null)
- var i = v.expr(self.n_value, variable.declared_type)
- v.assign(v.variable(variable), i)
- end
redef fun expr(v)
do
var variable = self.variable.as(not null)
redef fun expr(v) do return v.frame.arguments.first
end
-redef class AContinueExpr
- redef fun stmt(v) do v.add("goto CONTINUE_{v.escapemark_name(self.escapemark)};")
+redef class AImplicitSelfExpr
+ redef fun expr(v) do
+ if not is_sys then return super
+ return v.new_expr("glob_sys", mtype.as(not null))
+ end
end
-redef class ABreakExpr
+redef class AEscapeExpr
redef fun stmt(v) do v.add("goto BREAK_{v.escapemark_name(self.escapemark)};")
end
redef class ADoExpr
redef fun stmt(v)
do
- v.stmt(self.n_block)
- var escapemark = self.escapemark
- if escapemark != null then
- v.add("BREAK_{v.escapemark_name(escapemark)}: (void)0;")
+ if self.n_catch != null then
+ v.add("catchStack.cursor += 1;")
+ v.add("if(!setjmp(catchStack.envs[catchStack.cursor]))\{")
+ v.stmt(self.n_block)
+ v.add("catchStack.cursor -= 1;")
+ v.add("\}else \{")
+ v.add("catchStack.cursor -= 1;")
+ v.stmt(self.n_catch)
+ v.add("\}")
+ else
+ v.stmt(self.n_block)
end
+ v.add_escape_label(break_mark)
end
end
var cond = v.expr_bool(self.n_expr)
v.add("if (!{cond}) break;")
v.stmt(self.n_block)
- v.add("CONTINUE_{v.escapemark_name(escapemark)}: (void)0;")
+ v.add_escape_label(continue_mark)
v.add("\}")
- v.add("BREAK_{v.escapemark_name(escapemark)}: (void)0;")
+ v.add_escape_label(break_mark)
end
end
do
v.add("for(;;) \{")
v.stmt(self.n_block)
- v.add("CONTINUE_{v.escapemark_name(escapemark)}: (void)0;")
+ v.add_escape_label(continue_mark)
v.add("\}")
- v.add("BREAK_{v.escapemark_name(escapemark)}: (void)0;")
+ v.add_escape_label(break_mark)
end
end
redef class AForExpr
redef fun stmt(v)
do
- # Shortcut on explicit range
- # Avoid the instantiation of the range and the iterator
- var nexpr = self.n_expr
- if self.variables.length == 1 and nexpr isa ARangeExpr and not v.compiler.modelbuilder.toolcontext.opt_no_shortcut_range.value then
- var from = v.expr(nexpr.n_expr, null)
- var to = v.expr(nexpr.n_expr2, null)
- var variable = v.variable(variables.first)
- var one = v.new_expr("1", v.get_class("Int").mclass_type)
-
- v.assign(variable, from)
- v.add("for(;;) \{ /* shortcut range */")
-
- var ok
- if nexpr isa AOrangeExpr then
- ok = v.send(v.get_property("<", variable.mtype), [variable, to])
- else
- ok = v.send(v.get_property("<=", variable.mtype), [variable, to])
- end
- assert ok != null
- v.add("if(!{ok}) break;")
-
- v.stmt(self.n_block)
-
- v.add("CONTINUE_{v.escapemark_name(escapemark)}: (void)0;")
- var succ = v.send(v.get_property("successor", variable.mtype), [variable, one])
- assert succ != null
- v.assign(variable, succ)
- v.add("\}")
- v.add("BREAK_{v.escapemark_name(escapemark)}: (void)0;")
- return
+ for g in n_groups do
+ var cl = v.expr(g.n_expr, null)
+ var it_meth = g.method_iterator
+ assert it_meth != null
+ var it = v.compile_callsite(it_meth, [cl])
+ assert it != null
+ g.it = it
end
-
- var cl = v.expr(self.n_expr, null)
- var it_meth = self.method_iterator
- assert it_meth != null
- var it = v.compile_callsite(it_meth, [cl])
- assert it != null
v.add("for(;;) \{")
- var isok_meth = self.method_is_ok
- assert isok_meth != null
- var ok = v.compile_callsite(isok_meth, [it])
- assert ok != null
- v.add("if(!{ok}) break;")
- if self.variables.length == 1 then
- var item_meth = self.method_item
- assert item_meth != null
- var i = v.compile_callsite(item_meth, [it])
- assert i != null
- v.assign(v.variable(variables.first), i)
- else if self.variables.length == 2 then
- var key_meth = self.method_key
- assert key_meth != null
- var i = v.compile_callsite(key_meth, [it])
- assert i != null
- v.assign(v.variable(variables[0]), i)
- var item_meth = self.method_item
- assert item_meth != null
- i = v.compile_callsite(item_meth, [it])
- assert i != null
- v.assign(v.variable(variables[1]), i)
- else
- abort
+ for g in n_groups do
+ var it = g.it
+ var isok_meth = g.method_is_ok
+ assert isok_meth != null
+ var ok = v.compile_callsite(isok_meth, [it])
+ assert ok != null
+ v.add("if(!{ok}) break;")
+ if g.variables.length == 1 then
+ var item_meth = g.method_item
+ assert item_meth != null
+ var i = v.compile_callsite(item_meth, [it])
+ assert i != null
+ v.assign(v.variable(g.variables.first), i)
+ else if g.variables.length == 2 then
+ var key_meth = g.method_key
+ assert key_meth != null
+ var i = v.compile_callsite(key_meth, [it])
+ assert i != null
+ v.assign(v.variable(g.variables[0]), i)
+ var item_meth = g.method_item
+ assert item_meth != null
+ i = v.compile_callsite(item_meth, [it])
+ assert i != null
+ v.assign(v.variable(g.variables[1]), i)
+ else
+ abort
+ end
end
v.stmt(self.n_block)
- v.add("CONTINUE_{v.escapemark_name(escapemark)}: (void)0;")
- var next_meth = self.method_next
- assert next_meth != null
- v.compile_callsite(next_meth, [it])
+ v.add_escape_label(continue_mark)
+ for g in n_groups do
+ var next_meth = g.method_next
+ assert next_meth != null
+ v.compile_callsite(next_meth, [g.it])
+ end
v.add("\}")
- v.add("BREAK_{v.escapemark_name(escapemark)}: (void)0;")
+ v.add_escape_label(break_mark)
+
+ for g in n_groups do
+ var method_finish = g.method_finish
+ if method_finish != null then
+ # TODO: Find a way to call this also in long escape (e.g. return)
+ v.compile_callsite(method_finish, [g.it])
+ end
+ end
end
end
+redef class AForGroup
+ # C variable representing the iterator
+ private var it: RuntimeVariable is noinit
+end
+
redef class AAssertExpr
redef fun stmt(v)
do
do
var res = v.new_var(self.mtype.as(not null))
var i1 = v.expr(self.n_expr, null)
+
+ if not v.maybenull(i1) then return i1
+
v.add("if ({i1}!=NULL) \{")
v.assign(res, i1)
v.add("\} else \{")
end
end
-redef class AIntExpr
- redef fun expr(v) do return v.new_expr("{self.value.to_s}", self.mtype.as(not null))
+redef class AIntegerExpr
+ redef fun expr(v) do
+ if value isa Int then return v.int_instance(value.as(Int))
+ if value isa Byte then return v.byte_instance(value.as(Byte))
+ if value isa Int8 then return v.int8_instance(value.as(Int8))
+ if value isa Int16 then return v.int16_instance(value.as(Int16))
+ if value isa UInt16 then return v.uint16_instance(value.as(UInt16))
+ if value isa Int32 then return v.int32_instance(value.as(Int32))
+ if value isa UInt32 then return v.uint32_instance(value.as(UInt32))
+ # Should never happen
+ abort
+ end
end
redef class AFloatExpr
- redef fun expr(v) do return v.new_expr("{self.n_float.text}", self.mtype.as(not null)) # FIXME use value, not n_float
+ redef fun expr(v) do return v.float_instance("{self.n_float.text}") # FIXME use value, not n_float
end
redef class ACharExpr
- redef fun expr(v) do return v.new_expr("'{self.value.to_s.escape_to_c}'", self.mtype.as(not null))
+ redef fun expr(v) do
+ if is_ascii then return v.byte_instance(value.as(not null).ascii)
+ if is_code_point then return v.int_instance(value.as(not null).code_point)
+ return v.char_instance(self.value.as(not null))
+ end
end
redef class AArrayExpr
redef fun expr(v)
do
- var mtype = self.mtype.as(MClassType).arguments.first
+ var mtype = self.element_mtype.as(not null)
var array = new Array[RuntimeVariable]
- for nexpr in self.n_exprs.n_exprs do
- var i = v.expr(nexpr, mtype)
- array.add(i)
+ var res = v.array_instance(array, mtype)
+
+ var old_comprehension = v.frame.comprehension
+ v.frame.comprehension = res
+ for nexpr in self.n_exprs do
+ v.stmt(nexpr)
+ end
+ v.frame.comprehension = old_comprehension
+
+ return res
+ end
+end
+
+redef class AugmentedStringFormExpr
+ # Factorize the making of a `Regex` object from a literal prefixed string
+ protected fun make_re(v: AbstractCompilerVisitor, rs: RuntimeVariable): nullable RuntimeVariable do
+ var re = to_re
+ assert re != null
+ var res = v.compile_callsite(re, [rs])
+ if res == null then
+ print "Cannot call property `to_re` on {self}"
+ abort
+ end
+ for i in suffix.chars do
+ if i == 'i' then
+ var ign = ignore_case
+ assert ign != null
+ v.compile_callsite(ign, [res, v.bool_instance(true)])
+ continue
+ end
+ if i == 'm' then
+ var nl = newline
+ assert nl != null
+ v.compile_callsite(nl, [res, v.bool_instance(true)])
+ continue
+ end
+ if i == 'b' then
+ var ext = extended
+ assert ext != null
+ v.compile_callsite(ext, [res, v.bool_instance(false)])
+ continue
+ end
+ # Should not happen, this needs to be updated
+ # along with the addition of new suffixes
+ abort
end
- return v.array_instance(array, mtype)
+ return res
end
end
redef class AStringFormExpr
- redef fun expr(v) do return v.string_instance(self.value.as(not null))
+ redef fun expr(v) do return v.string_instance(value)
+end
+
+redef class AStringExpr
+ redef fun expr(v) do
+ var s = v.string_instance(value)
+ if is_string then return s
+ if is_bytestring then
+ var ns = v.c_string_instance(bytes.items, bytes.length)
+ var ln = v.int_instance(bytes.length)
+ var cs = to_bytes_with_copy
+ assert cs != null
+ var res = v.compile_callsite(cs, [ns, ln])
+ assert res != null
+ s = res
+ else if is_re then
+ var res = make_re(v, s)
+ assert res != null
+ s = res
+ else
+ print "Unimplemented prefix or suffix for {self}"
+ abort
+ end
+ return s
+ end
end
redef class ASuperstringExpr
redef fun expr(v)
do
- var array = new Array[RuntimeVariable]
+ var type_string = v.mmodule.string_type
+
+ # Collect elements of the superstring
+ var array = new Array[AExpr]
for ne in self.n_exprs do
+ # Drop literal empty string.
+ # They appears in things like "{a}" that is ["", a, ""]
if ne isa AStringFormExpr and ne.value == "" then continue # skip empty sub-strings
- var i = v.expr(ne, null)
- array.add(i)
+ array.add(ne)
+ end
+
+ # Store the allocated native array in a static variable
+ # For reusing later
+ var varonce = v.get_name("varonce")
+ v.add("if (unlikely({varonce}==NULL)) \{")
+
+ # The native array that will contains the elements to_s-ized.
+ # For fast concatenation.
+ var a = v.native_array_instance(type_string, v.int_instance(array.length))
+
+ v.add_decl("static {a.mtype.ctype} {varonce};")
+
+ # Pre-fill the array with the literal string parts.
+ # So they do not need to be filled again when reused
+ for i in [0..array.length[ do
+ var ne = array[i]
+ if not ne isa AStringFormExpr then continue
+ var e = v.expr(ne, null)
+ v.native_array_set(a, i, e)
+ end
+
+ v.add("\} else \{")
+ # Take the native-array from the store.
+ # The point is to prevent that some recursive execution use (and corrupt) the same native array
+ # WARNING: not thread safe! (FIXME?)
+ v.add("{a} = {varonce};")
+ v.add("{varonce} = NULL;")
+ v.add("\}")
+
+ # Stringify the elements and put them in the native array
+ var to_s_method = v.get_property("to_s", v.object_type)
+ for i in [0..array.length[ do
+ var ne = array[i]
+ if ne isa AStringFormExpr then continue
+ var e = v.expr(ne, null)
+ # Skip the `to_s` if the element is already a String
+ if not e.mcasttype.is_subtype(v.compiler.mainmodule, null, type_string) then
+ e = v.send(to_s_method, [e]).as(not null)
+ end
+ v.native_array_set(a, i, e)
end
- var a = v.array_instance(array, v.object_type)
- var res = v.send(v.get_property("to_s", a.mtype), [a])
+
+ # Fast join the C string to get the result
+ var res = v.send(v.get_property("native_to_s", a.mtype), [a])
+ assert res != null
+
+ if is_re then res = make_re(v, res)
+
+ # We finish to work with the native array,
+ # so store it so that it can be reused
+ v.add("{varonce} = {a};")
+
return res
end
end
var i2 = v.expr(self.n_expr2, null)
var mtype = self.mtype.as(MClassType)
var res = v.init_instance(mtype)
- var it = v.compile_callsite(init_callsite.as(not null), [res, i1, i2])
+ v.compile_callsite(init_callsite.as(not null), [res, i1, i2])
return res
end
end
var i2 = v.expr(self.n_expr2, null)
var mtype = self.mtype.as(MClassType)
var res = v.init_instance(mtype)
- var it = v.compile_callsite(init_callsite.as(not null), [res, i1, i2])
+ v.compile_callsite(init_callsite.as(not null), [res, i1, i2])
return res
end
end
redef class ATrueExpr
- redef fun expr(v) do return v.new_expr("1", self.mtype.as(not null))
+ redef fun expr(v) do return v.bool_instance(true)
end
redef class AFalseExpr
- redef fun expr(v) do return v.new_expr("0", self.mtype.as(not null))
+ redef fun expr(v) do return v.bool_instance(false)
end
redef class ANullExpr
- redef fun expr(v) do return v.new_expr("NULL", self.mtype.as(not null))
+ redef fun expr(v) do return v.null_instance
end
redef class AIsaExpr
redef fun expr(v)
do
var i = v.expr(self.n_expr, null)
- return v.type_test(i, self.cast_type.as(not null), "isa")
+ var cast_type = self.cast_type
+ if cast_type == null then return null # no-no on broken node
+ return v.type_test(i, cast_type, "isa")
end
end
var i = v.expr(self.n_expr, null)
if v.compiler.modelbuilder.toolcontext.opt_no_check_assert.value then return i
- if i.mtype.ctype != "val*" then return i
+ if not v.maybenull(i) then return i
v.add("if (unlikely({i} == NULL)) \{")
v.add_abort("Cast failed")
v.add_decl("static {mtype.ctype} {name};")
v.add_decl("static int {guard};")
var res = v.new_var(mtype)
- v.add("if ({guard}) \{")
+ v.add("if (likely({guard})) \{")
v.add("{res} = {name};")
v.add("\} else \{")
var i = v.expr(self.n_expr, mtype)
redef fun expr(v)
do
var recv = v.expr(self.n_expr, null)
- var args = [recv]
- for a in self.raw_arguments do
- args.add(v.expr(a, null))
- end
- return v.compile_callsite(self.callsite.as(not null), args)
+ var callsite = self.callsite.as(not null)
+ if callsite.is_broken then return null
+ var args = v.varargize(callsite.mpropdef, callsite.signaturemap, recv, self.raw_arguments)
+ return v.compile_callsite(callsite, args)
end
end
redef fun stmt(v)
do
var recv = v.expr(self.n_expr, null)
- var args = [recv]
- for a in self.raw_arguments do
- args.add(v.expr(a, null))
- end
+ var callsite = self.callsite.as(not null)
+ if callsite.is_broken then return
+ var args = v.varargize(callsite.mpropdef, callsite.signaturemap, recv, self.raw_arguments)
+
var value = v.expr(self.n_value, null)
- var left = v.compile_callsite(self.callsite.as(not null), args)
+ var left = v.compile_callsite(callsite, args)
assert left != null
var res = v.compile_callsite(self.reassign_callsite.as(not null), [left, value])
redef class ASuperExpr
redef fun expr(v)
do
- var recv = v.frame.arguments.first
- var args = [recv]
- for a in self.n_args.n_exprs do
- args.add(v.expr(a, null))
- end
+ var frame = v.frame.as(not null)
+ var recv = frame.arguments.first
var callsite = self.callsite
if callsite != null then
- # Add additionnals arguments for the super init call
- if args.length == 1 then
+ if callsite.is_broken then return null
+ var args
+
+ if self.n_args.n_exprs.is_empty then
+ # Add automatic arguments for the super init call
+ args = [recv]
for i in [0..callsite.msignature.arity[ do
- args.add(v.frame.arguments[i+1])
+ args.add(frame.arguments[i+1])
end
+ else
+ args = v.varargize(callsite.mpropdef, callsite.signaturemap, recv, self.n_args.n_exprs)
end
+
# Super init call
var res = v.compile_callsite(callsite, args)
return res
end
- if args.length == 1 then
- args = v.frame.arguments
+ var mpropdef = self.mpropdef.as(not null)
+
+ var args
+ if self.n_args.n_exprs.is_empty then
+ args = frame.arguments
+ else
+ args = v.varargize(mpropdef, signaturemap, recv, self.n_args.n_exprs)
end
- # stantard call-next-method
- return v.supercall(mpropdef.as(not null), recv.mtype.as(MClassType), args)
+ # Standard call-next-method
+ return v.supercall(mpropdef, recv.mtype.as(MClassType), args)
end
end
redef class ANewExpr
redef fun expr(v)
do
- var mtype = self.mtype.as(MClassType)
- var recv
- var ctype = mtype.ctype
+ var mtype = self.recvtype
+ assert mtype != null
+
if mtype.mclass.name == "NativeArray" then
assert self.n_args.n_exprs.length == 1
var l = v.expr(self.n_args.n_exprs.first, null)
assert mtype isa MGenericType
var elttype = mtype.arguments.first
return v.native_array_instance(elttype, l)
- else if ctype == "val*" then
- recv = v.init_instance(mtype)
- else if ctype == "char*" then
- recv = v.new_expr("NULL/*special!*/", mtype)
- else
- recv = v.new_expr("({ctype})0/*special!*/", mtype)
end
- var args = [recv]
- for a in self.n_args.n_exprs do
- args.add(v.expr(a, null))
+
+ var callsite = self.callsite
+ if callsite == null then return v.init_instance_or_extern(mtype)
+ if callsite.is_broken then return null
+
+ var recv
+ # new factories are badly implemented.
+ # They assume a stub temporary receiver exists.
+ # This temporary receiver is required because it
+ # currently holds the method and the formal types.
+ #
+ # However, this object could be reused if the formal types are the same.
+ # Therefore, the following code will `once` it in these case
+ if callsite.mproperty.is_new and not mtype.need_anchor then
+ var name = v.get_name("varoncenew")
+ var guard = v.get_name(name + "_guard")
+ v.add_decl("static {mtype.ctype} {name};")
+ v.add_decl("static int {guard};")
+ recv = v.new_var(mtype)
+ v.add("if (likely({guard})) \{")
+ v.add("{recv} = {name};")
+ v.add("\} else \{")
+ var i = v.init_instance_or_extern(mtype)
+ v.add("{recv} = {i};")
+ v.add("{name} = {recv};")
+ v.add("{guard} = 1;")
+ v.add("\}")
+ else
+ recv = v.init_instance_or_extern(mtype)
end
- var res2 = v.compile_callsite(self.callsite.as(not null), args)
+
+ var args = v.varargize(callsite.mpropdef, callsite.signaturemap, recv, self.n_args.n_exprs)
+ var res2 = v.compile_callsite(callsite, args)
if res2 != null then
#self.debug("got {res2} from {mproperty}. drop {recv}")
return res2
end
redef class AAttrAssignExpr
- redef fun stmt(v)
+ redef fun expr(v)
do
var recv = v.expr(self.n_expr, null)
var i = v.expr(self.n_value, null)
var mproperty = self.mproperty.as(not null)
v.write_attribute(mproperty, recv, i)
+ return i
end
end
end
end
+redef class AVarargExpr
+ redef fun expr(v)
+ do
+ return v.expr(self.n_expr, null)
+ end
+end
+
+redef class ANamedargExpr
+ redef fun expr(v)
+ do
+ return v.expr(self.n_expr, null)
+ end
+end
+
redef class ADebugTypeExpr
redef fun stmt(v)
do
# Give requided addinional system libraries (as given to LD_LIBS)
# Note: can return null instead of an empty set
- fun collect_linker_libs: nullable Set[String] do return null
+ fun collect_linker_libs: nullable Array[String] do return null
end
# Create a tool context to handle options and paths
var toolcontext = new ToolContext
-var opt_mixins = new OptionArray("Additionals module to min-in", "-m")
-toolcontext.option_context.add_option(opt_mixins)
-
-toolcontext.tooldescription = "Usage: nitg [OPTION]... file.nit...\nCompiles Nit programs."
+toolcontext.tooldescription = "Usage: nitc [OPTION]... file.nit...\nCompiles Nit programs."
# We do not add other options, so process them now!
toolcontext.process_options(args)
var arguments = toolcontext.option_context.rest
if arguments.length > 1 and toolcontext.opt_output.value != null then
- print "Error: --output needs a single source file. Do you prefer --dir?"
+ print "Option Error: --output needs a single source file. Do you prefer --dir?"
exit 1
end
# Here we load an process all modules passed on the command line
var mmodules = modelbuilder.parse(arguments)
-var mixins = modelbuilder.parse(opt_mixins.value)
-if mmodules.is_empty then return
+if mmodules.is_empty then toolcontext.quit
+
modelbuilder.run_phases
for mmodule in mmodules do
toolcontext.info("*** PROCESS {mmodule} ***", 1)
var ms = [mmodule]
- if not mixins.is_empty then
- ms.add_all mixins
- end
toolcontext.run_global_phases(ms)
end