# Add compiling options
redef class ToolContext
# --output
- var opt_output = new OptionString("Output file", "-o", "--output")
+ var opt_output = new OptionString("Filename of the generated executable", "-o", "--output")
# --dir
var opt_dir = new OptionString("Output directory", "--dir")
# --no-cc
- var opt_no_cc = 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 = new OptionBool("Do not generate main entry point", "--no-main")
# --make-flags
- var opt_make_flags = 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
# --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 = 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 = new OptionBool("Disable implicit casts on unsafe expression usage (dangerous)", "--no-check-autocast")
# --no-check-null
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 = new OptionBool("Enable static and dynamic count of isset checks before attributes access", "--isset-checks-metrics")
- # --stacktrace
- var opt_stacktrace = new OptionString("Control the generation of stack traces", "--stacktrace")
+ # --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
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
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.target_platform
var toolchain = platform.toolchain(toolcontext, compiler)
- compile_dir = toolchain.compile_dir
+ compiler.toolchain = toolchain
toolchain.write_and_make
end
end
# Compiler of the target program
var compiler: AbstractCompiler
- # Directory where to generate all C files
- fun compile_dir: String
+ # 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
+ # 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
redef fun write_and_make
do
+ 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]
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(compile_dir: String, cfiles: Array[String])
do
var platform = compiler.target_platform
- if self.toolcontext.opt_stacktrace.value == "nitstack" and platform.supports_libunwind then compiler.build_c_to_nit_bindings
+ if platform.supports_libunwind then compiler.build_c_to_nit_bindings
var cc_opt_with_libgc = "-DWITH_LIBGC"
if not platform.supports_libgc then cc_opt_with_libgc = ""
# 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
# Get the default name of the executable to produce
fun default_outname: String
do
- var mainmodule = compiler.mainmodule
-
- # Search a non fictive module
- var res = mainmodule.name
- while mainmodule.is_fictive do
- mainmodule = mainmodule.in_importation.direct_greaters.first
- res = mainmodule.name
- end
- return res
+ var mainmodule = compiler.mainmodule.first_real_mmodule
+ return mainmodule.name
end
# Combine options and platform informations to get the final path of the outfile
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
+ # 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 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 -Wno-attributes\nCINCL =\nLDFLAGS ?= \nLDLIBS ?= -lm {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.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
+ $(warning "[_] stack-traces disabled. Please install libunwind-dev.")
+ CFLAGS += -D NO_STACKTRACE
+ endif
+ endif
+else
+ # Stacktraces disabled
+ CFLAGS += -D NO_STACKTRACE
+endif
+
+"""
+ else
+ makefile.write("CFLAGS += -D NO_STACKTRACE\n\n")
+ end
+
+ makefile.write """
+# Special configuration for Darwin
+ifeq ($(uname_S),Darwin)
+ # Remove POSIX flag -lrt
+ LDLIBS := $(filter-out -lrt,$(LDLIBS))
+endif
+
+"""
makefile.write("all: {outpath}\n")
if outpath != real_outpath then
# 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)
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")
+ 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
# 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
# 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 FileWriter.open("{compile_dir}/c_functions_hash.c")
stream.write("#include <string.h>\n")
self.header.add_decl("#include <string.h>")
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 <libkern/OSByteOrder.h>")
+ self.header.add_decl(" #define be32toh(x) OSSwapBigToHostInt32(x)")
+ 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("#else")
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
do
var v = self.new_visitor
v.add_decl("#include <signal.h>")
- var ost = modelbuilder.toolcontext.opt_stacktrace.value
var platform = target_platform
- if not platform.supports_libunwind then ost = "none"
-
var no_main = 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;")
end
v.add_decl("static void show_backtrace(void) \{")
- if ost == "nitstack" or ost == "libunwind" then
+ 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("\}")
v.add_decl("int main(int argc, char** argv) \{")
end
+ 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("signal(SIGPIPE, SIG_IGN);")
v.add("glob_argc = argc; glob_argv = argv;")
v.add("initialize_gc_option();")
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 calloc_array(ret_type: MType, arguments: Array[RuntimeVariable]) is abstract
- fun native_array_def(pname: String, ret_type: nullable MType, arguments: Array[RuntimeVariable]) is abstract
+ fun native_array_def(pname: String, ret_type: nullable MType, arguments: Array[RuntimeVariable]): Bool do return false
# Return an element of a native array.
# The method is unsafe and is just a direct wrapper for the specific implementation of native arrays
# 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, recv: RuntimeVariable, args: SequenceRead[AExpr]): Array[RuntimeVariable]
+ 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)
- if args.is_empty then return res
+ if msignature.arity == 0 then return res
- var vararg_rank = msignature.vararg_rank
- var vararg_len = args.length - msignature.arity
- if vararg_len < 0 then vararg_len = 0
+ if map == null then
+ assert args.length == msignature.arity
+ for ne in args do
+ res.add self.expr(ne, null)
+ end
+ return res
+ end
+
+ # 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
+ # Fill `res` with the result of the evaluation according to the mapping
for i in [0..msignature.arity[ do
- if i == vararg_rank then
- var ne = args[i]
- if ne isa AVarargExpr then
- var e = self.expr(ne.n_expr, null)
- res.add(e)
- continue
- end
- var vararg = new Array[RuntimeVariable]
- for j in [vararg_rank..vararg_rank+vararg_len] do
- var e = self.expr(args[j], null)
- vararg.add(e)
- end
- var elttype = msignature.mparameters[vararg_rank].mtype
+ 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
+ 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)
- else
- var j = i
- if i > vararg_rank then j += vararg_len
- var e = self.expr(args[j], null)
- res.add(e)
+ continue
end
+ res.add exprs[j]
end
return res
end
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
- var res = new RuntimeVariable("'{value.to_s.escape_to_c}'", t, t)
- return res
+
+ 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
var native_mtype = mmodule.native_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 bytelen = self.int_instance(string.bytelen)
+ var unilen = self.int_instance(string.length)
+ self.add("{res} = {self.send(self.get_property("to_s_full", native_mtype), [nat, bytelen, unilen]).as(not null)};")
self.add("{name} = {res};")
self.add("\}")
return res
# This is used for the legacy FFI
fun add_extern(mmodule: MModule)
do
- var file = mmodule.location.file.filename
+ 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
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
do
var old = self.current_node
self.current_node = nexpr
- var res = nexpr.expr(self).as(not null)
+
+ var res = null
+ if nexpr.mtype != null then
+ res = nexpr.expr(self)
+ end
+
+ 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)
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 == "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 == "NativeString" then
return "char*"
else if mclass.name == "NativeArray" then
return "c"
else if mclass.name == "Float" then
return "d"
+ 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 == "NativeString" then
return "str"
else if mclass.name == "NativeArray" then
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
var node = modelbuilder.mpropdef2node(self)
if node isa APropdef then
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
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
# 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
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
- v.ret(v.new_expr("{arguments[0]} << {arguments[1]}", ret.as(not null)))
- return true
- else if pname == "rshift" 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
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 == "ascii" then
- v.ret(v.new_expr("{arguments[0]}", 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 == "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 == "output" then
- v.add("printf(\"%c\", {arguments.first});")
- return true
- else if pname == "object_id" 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
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("(unsigned char){arguments[0]}", ret.as(not null)))
+ v.ret(v.new_expr("(uint32_t){arguments[0]}", ret.as(not null)))
return true
end
else if cname == "Bool" then
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 == "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 == "NativeString" then
if pname == "[]" then
- v.ret(v.new_expr("{arguments[0]}[{arguments[1]}]", ret.as(not null)))
+ 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]}]={arguments[2]};")
+ 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]});")
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
v.ret(v.new_expr("(char*)nit_alloc({arguments[1]})", 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
- v.native_array_def(pname, ret, arguments)
- return true
- end
- if pname == "exit" then
- v.add("exit({arguments[1]});")
- return true
- 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
- else if pname == "is_same_type" then
- v.ret(v.is_same_type_test(arguments[0], arguments[1]))
- return true
- else if pname == "is_same_instance" then
- v.ret(v.equal_test(arguments[0], arguments[1]))
- return true
- else if pname == "output_class_name" then
- var nat = v.class_name_string(arguments.first)
- v.add("printf(\"%s\\n\", {nat});")
- return true
- else if pname == "native_class_name" then
- var nat = v.class_name_string(arguments.first)
- v.ret(v.new_expr("(char*){nat}", ret.as(not null)))
- return true
- else if pname == "force_garbage_collection" then
- v.add("nit_gcollect();")
- return true
- else if pname == "native_argc" then
- v.ret(v.new_expr("glob_argc", ret.as(not null)))
- return true
- else if pname == "native_argv" then
- v.ret(v.new_expr("glob_argv[{arguments[1]}]", ret.as(not null)))
- return true
- end
- return false
- end
-
- # Compile an extern method
- # Return `true` if the compilation was successful, `false` if a fall-back is needed
- fun compile_externmeth_to_c(v: AbstractCompilerVisitor, mpropdef: MMethodDef, arguments: Array[RuntimeVariable]): Bool
- do
- var externname
- var at = self.get_single_annotation("extern", v.compiler.modelbuilder)
- 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
- v.add_extern(mpropdef.mclassdef.mmodule)
- var res: nullable RuntimeVariable = null
- var ret = mpropdef.msignature.return_mtype
- if ret != null then
- ret = v.resolve_for(ret, arguments.first)
- res = v.new_var_extern(ret)
- end
- v.adapt_signature(mpropdef, arguments)
- v.unbox_signature_extern(mpropdef, arguments)
+ 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(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_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 == "&" 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 == "Int32" then
+ if pname == "output" then
+ 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 == "+" 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_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_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 == "UInt32" then
+ if pname == "output" then
+ v.add("printf(\"%\"PRIu32 \"\\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_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_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
+ end
+ if pname == "exit" then
+ v.add("exit({arguments[1]});")
+ return true
+ 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
+ else if pname == "is_same_type" then
+ v.ret(v.is_same_type_test(arguments[0], arguments[1]))
+ return true
+ else if pname == "is_same_instance" then
+ v.ret(v.equal_test(arguments[0], arguments[1]))
+ return true
+ else if pname == "output_class_name" then
+ var nat = v.class_name_string(arguments.first)
+ v.add("printf(\"%s\\n\", {nat});")
+ return true
+ else if pname == "native_class_name" then
+ var nat = v.class_name_string(arguments.first)
+ v.ret(v.new_expr("(char*){nat}", ret.as(not null)))
+ return true
+ else if pname == "force_garbage_collection" then
+ v.add("nit_gcollect();")
+ return true
+ else if pname == "native_argc" then
+ v.ret(v.new_expr("glob_argc", ret.as(not null)))
+ return true
+ else if pname == "native_argv" then
+ v.ret(v.new_expr("glob_argv[{arguments[1]}]", ret.as(not null)))
+ return true
+ end
+ return false
+ end
+
+ # Compile an extern method
+ # Return `true` if the compilation was successful, `false` if a fall-back is needed
+ fun compile_externmeth_to_c(v: AbstractCompilerVisitor, mpropdef: MMethodDef, arguments: Array[RuntimeVariable]): Bool
+ do
+ var externname
+ var at = self.get_single_annotation("extern", v.compiler.modelbuilder)
+ 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
+ v.add_extern(mpropdef.mclassdef.mmodule)
+ var res: nullable RuntimeVariable = null
+ var ret = mpropdef.msignature.return_mtype
+ if ret != null then
+ ret = v.resolve_for(ret, arguments.first)
+ res = v.new_var_extern(ret)
+ end
+ v.adapt_signature(mpropdef, arguments)
+ v.unbox_signature_extern(mpropdef, arguments)
if res == null then
v.add("{externname}({arguments.join(", ")});")
var res
if is_lazy then
var set
- var ret = self.mpropdef.static_mtype
+ var ret = self.mtype
var useiset = not ret.is_c_primitive and not ret isa MNullableType
var guard = self.mlazypropdef.mproperty
if useiset then
assert arguments.length == 2
v.write_attribute(self.mpropdef.mproperty, arguments.first, arguments[1])
if is_lazy then
- var ret = self.mpropdef.static_mtype
+ 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.bool_instance(true))
var oldnode = v.current_node
v.current_node = self
var old_frame = v.frame
- var frame = new StaticFrame(v, self.mpropdef.as(not null), recv.mcasttype.as_notnullable.as(MClassType), [recv])
+ var frame = new StaticFrame(v, self.mreadpropdef.as(not null), recv.mcasttype.undecorate.as(MClassType), [recv])
v.frame = frame
var value
- var mtype = self.mpropdef.static_mtype
+ var mtype = self.mtype
assert mtype != null
var nexpr = self.n_expr
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)
redef fun expr(v) do return v.frame.arguments.first
end
+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 AEscapeExpr
redef fun stmt(v) do v.add("goto BREAK_{v.escapemark_name(self.escapemark)};")
end
redef class AForExpr
redef fun stmt(v)
do
- 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
+ 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
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_escape_label(continue_mark)
- var next_meth = self.method_next
- assert next_meth != null
- v.compile_callsite(next_meth, [it])
+ 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_escape_label(break_mark)
- var method_finish = self.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, [it])
+ 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
end
end
-redef class AIntExpr
- redef fun expr(v) do return v.int_instance(self.value.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
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
do
var recv = v.expr(self.n_expr, null)
var callsite = self.callsite.as(not null)
- var args = v.varargize(callsite.mpropdef, recv, self.raw_arguments)
+ 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
do
var recv = v.expr(self.n_expr, null)
var callsite = self.callsite.as(not null)
- var args = v.varargize(callsite.mpropdef, recv, self.raw_arguments)
+ 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)
redef class ASuperExpr
redef fun expr(v)
do
- var recv = v.frame.arguments.first
+ var frame = v.frame.as(not null)
+ var recv = frame.arguments.first
var callsite = self.callsite
if callsite != null then
- var args = v.varargize(callsite.mpropdef, recv, self.n_args.n_exprs)
+ if callsite.is_broken then return null
+ var args
- # Add additional arguments for the super init call
- if args.length == 1 then
+ 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
var mpropdef = self.mpropdef.as(not null)
- var args = v.varargize(mpropdef, recv, self.n_args.n_exprs)
- if args.length == 1 then
- args = v.frame.arguments
+
+ 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
+ # Standard call-next-method
return v.supercall(mpropdef, recv.mtype.as(MClassType), args)
end
end
var recv = v.init_instance_or_extern(mtype)
- var callsite = self.callsite.as(not null)
- var args = v.varargize(callsite.mpropdef, recv, self.n_args.n_exprs)
+ var callsite = self.callsite
+ if callsite == null then return recv
+ if callsite.is_broken then return null
+
+ 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}")
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
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)
-if mmodules.is_empty then return
+if mmodules.is_empty then toolcontext.quit
+
modelbuilder.run_phases
for mmodule in mmodules do