# 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
+ var platform = compiler.target_platform
+ var toolchain = platform.toolchain(toolcontext)
compile_dir = toolchain.compile_dir
toolchain.write_and_make compiler
end
end
redef class Platform
- fun toolchain(toolcontext: ToolContext): Toolchain is abstract
+ # The specific tool-chain associated to the platform
+ fun toolchain(toolcontext: ToolContext): Toolchain do return new MakefileToolchain(toolcontext)
end
class Toolchain
fun write_files(compiler: AbstractCompiler, 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 self.toolcontext.opt_stacktrace.value == "nitstack" and 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)
fun write_makefile(compiler: AbstractCompiler, 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)
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")
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")
+ if (ost == "libunwind" or ost == "nitstack") and platform.supports_libunwind then makefile.write("NEED_LIBUNWIND := YesPlease\n")
# Dynamic adaptations
# While `platform` enable complex toolchains, they are statically applied
# Is hardening asked? (see --hardening)
fun hardening: Bool do return self.modelbuilder.toolcontext.opt_hardening.value
+ # The targeted specific platform
+ var target_platform: Platform is noinit
+
init
do
self.realmainmodule = mainmodule
+ target_platform = mainmodule.target_platform or else new Platform
end
# Do the full code generation of the program `mainmodule`
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"
+ if not platform.supports_libunwind then ost = "none"
- var no_main = (platform != null and platform.no_main) or modelbuilder.toolcontext.opt_no_main.value
+ var no_main = platform.no_main or modelbuilder.toolcontext.opt_no_main.value
if ost == "nitstack" or ost == "libunwind" then
v.add_decl("#define UNW_LOCAL_ONLY")
# The current visited AST node
var current_node: nullable ANode = null is writable
- # The current `Frame`
- var frame: nullable Frame = null 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
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
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.mcasttype.as_notnullable.as(MClassType), [recv])
+ var frame = new StaticFrame(v, self.mpropdef.as(not null), recv.mcasttype.as_notnullable.as(MClassType), [recv])
v.frame = frame
var value
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)