import metamodel
import icode
import primitive_info
+import mmloader
+
+redef class ToolContext
+ readable writable var _global: Bool = false
+ writable var _use_SFT_optimization: Bool = true
+
+ # We can say that we are using SFT optimization *only* when we are
+ # doing global compilation and we enabled the command line option
+ fun use_SFT_optimization: Bool do return global and _use_SFT_optimization
+end
# Instances of this class represent a program/library that will
# be analyzed/compiled by nitc
class Program
+ # This is the ToolContext associated with this Program
+ # It contains (amongts other things) the command line options
+ readable var _tc: ToolContext
+
# This module is the 'main' module, the one where we find the 'main' method
readable var _module: MMModule
# Would be null if there is no main method
readable var _main_class: nullable MMLocalClass = null
+ # This method will ensure that all the metamodel is computed before we
+ # start using all the classes
+ private fun finish_processing_classes do
+ var classes = new Array[MMLocalClass]
+ for c in module.local_classes do
+ c.compute_super_classes
+ classes.add(c)
+ end
+
+ for c in classes do
+ c.compute_ancestors
+ end
+ end
+
fun compute_main_method do
# Check for the 'Sys' class
var sysname = once "Sys".to_symbol
fun generate_allocation_iroutines
do
for c in module.local_classes do
+ if c.global.is_abstract or c.global.is_interface then continue
var pi = c.primitive_info
if pi == null then
do
var icb = new ICodeBuilder(module, iroutine)
for g in c.global_properties do
+ if not g.intro isa MMAttribute then continue
var p = c[g]
var t = p.signature.return_type
if p isa MMAttribute and t != null then
var iroutine = new IRoutine(iselfa, null)
var icb = new ICodeBuilder(module, iroutine)
for g in c.global_properties do
+ if not g.intro isa MMAttribute then continue
var p = c[g]
var t = p.signature.return_type
if p isa MMAttribute and t != null and not t.is_nullable then
end
for g in c.global_properties do
- var p = c[g]
# FIXME skip invisible constructors
- if not p.global.is_init_for(c) then continue
+ if not g.is_init_for(c) then continue
+ var p = c[g]
assert p isa MMMethod
var iself = new IRegister(c.get_type)
end
end
- init(m: MMModule) do
+ # This function will call the attached block for each IRoutines
+ # in this program
+ fun with_each_iroutines
+ !action(i: IRoutine, m: MMModule)
+ do
+ for m in module.mhe.greaters_and_self do
+ for c in m.local_classes do
+ var iroutine: nullable IRoutine = null
+
+ # Process methods and attributes initialization
+ for p in c.local_local_properties do
+ if p isa MMAttribute then
+ iroutine = p.iroutine
+ else if p isa MMMethod then
+ iroutine = p.iroutine
+ end
+ if iroutine == null then continue
+ action(iroutine, m)
+ end
+
+ # Process class-specific iroutines
+ iroutine = c.init_var_iroutine
+ if iroutine != null then
+ action(iroutine, m)
+ end
+ iroutine = c.checknew_iroutine
+ if iroutine != null then
+ action(iroutine, m)
+ end
+ for i in c.new_instance_iroutine do
+ action(i, m)
+ end
+ end
+ end
+ end
+
+ # This function will call the attached block for each MMMethods
+ # in this program
+ fun with_each_methods
+ !action(m: MMMethod)
+ do
+ for m in module.mhe.greaters_and_self do
+ for c in m.local_classes do
+ # Process methods and attributes initialization
+ for p in c.local_local_properties do
+ if p isa MMMethod then
+ action(p)
+ end
+ end
+ end
+ end
+ end
+
+ # This function will call the attached block for each live local classes
+ # in this program
+ fun with_each_live_local_classes
+ !action(m: MMLocalClass)
+ do
+ for c in module.local_classes do
+ action(c)
+ end
+ end
+
+ init(m: MMModule, toolcontext: ToolContext) do
_module = m
+ _tc = toolcontext
+ finish_processing_classes
end
end