Skip to content

HTTPS clone URL

Subversion checkout URL

You can clone with HTTPS or Subversion.

Download ZIP
Fetching contributors…

Cannot retrieve contributors at this time

433 lines (389 sloc) 13.901 kb
/*
* MacRuby compiler.
*
* This file is covered by the Ruby license. See COPYING for more details.
*
* Copyright (C) 2008-2010, Apple Inc. All rights reserved.
*/
#ifndef __COMPILER_H_
#define __COMPILER_H_
#if defined(__cplusplus)
// For the dispatcher.
#define DISPATCH_VCALL 1 // no receiver, no argument
#define DISPATCH_FCALL 2 // no receiver, one or more arguments
#define DISPATCH_SUPER 3 // super call
#define DISPATCH_SELF_ATTRASGN 4 // self attribute assignment
#define SPLAT_ARG_FOLLOWS 0xdeadbeef
// For const lookup.
#define CONST_LOOKUP_LEXICAL 1
#define CONST_LOOKUP_DYNAMIC_CLASS 2
// For defined?
#define DEFINED_IVAR 1
#define DEFINED_GVAR 2
#define DEFINED_CVAR 3
#define DEFINED_CONST 4
#define DEFINED_LCONST 5
#define DEFINED_SUPER 6
#define DEFINED_METHOD 7
class RoxorCompiler {
public:
static llvm::Module *module;
static RoxorCompiler *shared;
RoxorCompiler(bool debug_mode);
virtual ~RoxorCompiler(void) { }
void set_fname(const char *_fname);
Value *compile_node(NODE *node);
virtual Function *compile_main_function(NODE *node);
Function *compile_read_attr(ID name);
Function *compile_write_attr(ID name);
Function *compile_stub(const char *types, bool variadic, int min_argc,
bool is_objc);
Function *compile_long_arity_stub(int argc, bool is_block);
Function *compile_bs_struct_new(rb_vm_bs_boxed_t *bs_boxed);
Function *compile_bs_struct_writer(rb_vm_bs_boxed_t *bs_boxed,
int field);
Function *compile_ffi_function(void *stub, void *imp, int argc);
Function *compile_to_rval_convertor(const char *type);
Function *compile_to_ocval_convertor(const char *type);
Function *compile_objc_stub(Function *ruby_func, IMP ruby_imp,
const rb_vm_arity_t &arity, const char *types);
Function *compile_block_caller(rb_vm_block_t *block);
Function *compile_mri_stub(void *imp, const int arity);
const Type *convert_type(const char *type);
bool is_inside_eval(void) { return inside_eval; }
void set_inside_eval(bool flag) { inside_eval = flag; }
bool is_dynamic_class(void) { return dynamic_class; }
void set_dynamic_class(bool flag) { dynamic_class = flag; }
protected:
DIFactory *debug_info;
DICompileUnit debug_compile_unit;
DISubprogram debug_subprogram;
bool debug_mode;
const char *fname;
bool inside_eval;
std::map<ID, Value *> lvars;
std::vector<ID> dvars;
std::map<ID, Value *> ivar_slots_cache;
std::map<std::string, GlobalVariable *> static_strings;
std::map<CFHashCode, GlobalVariable *> static_ustrings;
#if ROXOR_COMPILER_DEBUG
int level;
# define DEBUG_LEVEL_INC() (level++)
# define DEBUG_LEVEL_DEC() (level--)
#else
# define DEBUG_LEVEL_INC()
# define DEBUG_LEVEL_DEC()
#endif
unsigned int current_line;
BasicBlock *bb;
BasicBlock *entry_bb;
ID current_mid;
rb_vm_arity_t current_arity;
bool current_instance_method;
ID self_id;
Value *current_self;
bool current_block;
bool current_block_chain;
Value *current_var_uses;
Value *running_block;
Value *current_block_arg;
BasicBlock *begin_bb;
// block used in an invoke when an exception occurs
BasicBlock *rescue_invoke_bb;
// block to return to in a rescue if an exception is not handled
BasicBlock *rescue_rethrow_bb;
BasicBlock *ensure_bb;
bool current_rescue;
NODE *current_block_node;
Function *current_block_func;
Function *current_non_block_func;
GlobalVariable *current_opened_class;
bool dynamic_class;
bool current_module;
BasicBlock *current_loop_begin_bb;
BasicBlock *current_loop_body_bb;
BasicBlock *current_loop_end_bb;
PHINode *current_loop_exit_val;
int return_from_block;
int return_from_block_ids;
PHINode *ensure_pn;
bool block_declaration;
Function *dispatcherFunc;
Function *fastPlusFunc;
Function *fastMinusFunc;
Function *fastMultFunc;
Function *fastDivFunc;
Function *fastLtFunc;
Function *fastLeFunc;
Function *fastGtFunc;
Function *fastGeFunc;
Function *fastEqFunc;
Function *fastNeqFunc;
Function *fastEqqFunc;
Function *whenSplatFunc;
Function *prepareBlockFunc;
Function *pushBindingFunc;
Function *getBlockFunc;
Function *currentBlockObjectFunc;
Function *getConstFunc;
Function *setConstFunc;
Function *prepareMethodFunc;
Function *singletonClassFunc;
Function *defineClassFunc;
Function *prepareIvarSlotFunc;
Function *getIvarFunc;
Function *setIvarFunc;
Function *setKVOIvarFunc;
Function *definedFunc;
Function *undefFunc;
Function *aliasFunc;
Function *valiasFunc;
Function *newHashFunc;
Function *toAFunc;
Function *toAryFunc;
Function *catArrayFunc;
Function *dupArrayFunc;
Function *newArrayFunc;
Function *newStructFunc;
Function *newOpaqueFunc;
Function *newPointerFunc;
Function *getStructFieldsFunc;
Function *getOpaqueDataFunc;
Function *getPointerPtrFunc;
Function *xmallocFunc;
Function *checkArityFunc;
Function *setStructFunc;
Function *newRangeFunc;
Function *newRegexpFunc;
Function *strInternFunc;
Function *keepVarsFunc;
Function *masgnGetElemBeforeSplatFunc;
Function *masgnGetElemAfterSplatFunc;
Function *masgnGetSplatFunc;
Function *newStringFunc;
Function *newString2Func;
Function *newString3Func;
Function *yieldFunc;
Function *getBrokenFunc;
Function *blockEvalFunc;
Function *gvarSetFunc;
Function *gvarGetFunc;
Function *cvarSetFunc;
Function *cvarGetFunc;
Function *currentExceptionFunc;
Function *popExceptionFunc;
Function *getSpecialFunc;
Function *breakFunc;
Function *returnFromBlockFunc;
Function *returnedFromBlockFunc;
Function *checkReturnFromBlockFunc;
Function *setHasEnsureFunc;
Function *longjmpFunc;
Function *setjmpFunc;
Function *setScopeFunc;
Function *setCurrentClassFunc;
Function *getCacheFunc;
Function *debugTrapFunc;
Function *getFFStateFunc;
Function *setFFStateFunc;
Function *takeOwnershipFunc;
Constant *zeroVal;
Constant *oneVal;
Constant *twoVal;
Constant *threeVal;
Constant *nilVal;
Constant *trueVal;
Constant *falseVal;
Constant *undefVal;
Constant *splatArgFollowsVal;
Constant *defaultScope;
Constant *publicScope;
const Type *VoidTy;
const Type *Int1Ty;
const Type *Int8Ty;
const Type *Int16Ty;
const Type *Int32Ty;
const Type *Int64Ty;
const Type *FloatTy;
const Type *DoubleTy;
const Type *RubyObjTy;
const PointerType *RubyObjPtrTy;
const PointerType *RubyObjPtrPtrTy;
const PointerType *PtrTy;
const PointerType *PtrPtrTy;
const Type *IntTy;
const PointerType *Int32PtrTy;
const Type *BitTy;
unsigned dbg_mdkind;
void compile_node_error(const char *msg, NODE *node);
virtual Constant *
compile_const_pointer(void *ptr, const PointerType *type=NULL) {
if (type == NULL) {
type = PtrTy;
}
if (ptr == NULL) {
return ConstantPointerNull::get(type);
}
else {
Constant *ptrint = ConstantInt::get(IntTy, (long)ptr);
return ConstantExpr::getIntToPtr(ptrint, type);
}
}
Constant *
compile_const_pointer_to_pointer(void *ptr) {
return compile_const_pointer(ptr, PtrPtrTy);
}
Function *compile_scope(NODE *node);
Instruction *compile_protected_call(Value *imp,
std::vector<Value *> &params);
void compile_dispatch_arguments(NODE *args,
std::vector<Value *> &arguments, int *pargc);
Function::ArgumentListType::iterator compile_optional_arguments(
Function::ArgumentListType::iterator iter, NODE *node);
void compile_boolean_test(Value *condVal, BasicBlock *ifTrueBB,
BasicBlock *ifFalseBB);
void compile_when_arguments(NODE *args, Value *comparedToVal,
BasicBlock *thenBB);
void compile_single_when_argument(NODE *arg, Value *comparedToVal,
BasicBlock *thenBB);
virtual void compile_prepare_method(Value *classVal, Value *sel,
bool singleton, Function *new_function, rb_vm_arity_t &arity,
NODE *body);
Value *compile_dispatch_call(std::vector<Value *> &params);
Value *compile_when_splat(Value *comparedToVal, Value *splatVal);
Value *compile_fast_op_call(SEL sel, Value *selfVal, Value *comparedToVal);
Value *compile_attribute_assign(NODE *node, Value *extra_val);
virtual Value *compile_prepare_block_args(Function *func, int *flags);
Value *compile_block_create(void);
Value *compile_block_get(Value *block_object);
Value *compile_binding(void);
Value *compile_optimized_dispatch_call(SEL sel, int argc,
std::vector<Value *> &params);
Value *compile_ivar_read(ID vid);
Value *compile_ivar_assignment(ID vid, Value *val);
Value *compile_cvar_assignment(ID vid, Value *val);
Value *compile_cvar_get(ID vid, bool check);
Value *compile_gvar_assignment(NODE *node, Value *val);
Value *compile_constant_declaration(NODE *node, Value *val);
Value *compile_multiple_assignment(NODE *node, Value *val);
void compile_multiple_assignment_element(NODE *node, Value *val);
Value *compile_current_class(void);
virtual Value *compile_nsobject(void);
virtual Value *compile_standarderror(void);
Value *compile_class_path(NODE *node, int *flags);
Value *compile_const(ID id, Value *outer);
Value *compile_singleton_class(Value *obj);
Value *compile_defined_expression(NODE *node);
Value *compile_dstr(NODE *node);
Value *compile_dvar_slot(ID name);
void compile_break_val(Value *val);
void compile_simple_return(Value *val);
Value *compile_set_has_ensure(Value *val);
void compile_return_from_block(Value *val, int id);
void compile_return_from_block_handler(int id);
Value *compile_jump(NODE *node);
virtual Value *compile_mcache(SEL sel, bool super);
Value *compile_get_mcache(Value *sel, bool super);
virtual Value *compile_ccache(ID id);
virtual Value *compile_sel(SEL sel, bool add_to_bb=true) {
return compile_const_pointer(sel, PtrTy);
}
virtual Value *compile_id(ID id);
GlobalVariable *compile_const_global_string(const char *str,
const size_t str_len);
GlobalVariable *compile_const_global_string(const char *str) {
return compile_const_global_string(str, strlen(str));
}
GlobalVariable *compile_const_global_ustring(const UniChar *str,
const size_t str_len);
Value *compile_arity(rb_vm_arity_t &arity);
Instruction *compile_range(Value *beg, Value *end, bool exclude_end,
bool retain=false, bool add_to_bb=true);
Value *compile_literal(VALUE val);
virtual Value *compile_immutable_literal(VALUE val);
virtual Value *compile_global_entry(NODE *node);
void compile_set_current_scope(Value *klass, Value *scope);
Value *compile_set_current_class(Value *klass);
Value *compile_landing_pad_header(void);
Value *compile_landing_pad_header(const std::type_info &eh_type);
void compile_landing_pad_footer(bool pop_exception=true);
Value *compile_current_exception(void);
void compile_rethrow_exception(void);
void compile_pop_exception(int pos=0);
Value *compile_lvar_slot(ID name);
bool compile_lvars(ID *tbl);
Value *compile_new_struct(Value *klass, std::vector<Value *> &fields);
Value *compile_new_opaque(Value *klass, Value *val);
Value *compile_new_pointer(const char *type, Value *val);
void compile_get_struct_fields(Value *val, Value *buf,
rb_vm_bs_boxed_t *bs_boxed);
Value *compile_get_opaque_data(Value *val, rb_vm_bs_boxed_t *bs_boxed,
Value *slot);
Value *compile_get_cptr(Value *val, const char *type, Value *slot);
void compile_check_arity(Value *given, Value *requested);
void compile_set_struct(Value *rcv, int field, Value *val);
Value *compile_xmalloc(size_t len);
Value *compile_conversion_to_c(const char *type, Value *val,
Value *slot);
Value *compile_conversion_to_ruby(const char *type,
const Type *llvm_type, Value *val);
void compile_debug_trap(void);
Value *compile_slot_cache(ID id);
virtual Value *gen_slot_cache(ID id);
ICmpInst *is_value_a_fixnum(Value *val);
void compile_ivar_slots(Value *klass, BasicBlock::InstListType &list,
BasicBlock::InstListType::iterator iter);
bool unbox_ruby_constant(Value *val, VALUE *rval);
Value *optimized_immediate_op(SEL sel, Value *leftVal, Value *rightVal,
bool float_op, bool *is_predicate);
Value *compile_double_coercion(Value *val, Value *mask,
BasicBlock *fallback_bb, Function *f);
void compile_keep_vars(BasicBlock *startBB, BasicBlock *mergeBB);
SEL mid_to_sel(ID mid, int arity);
Value *compile_get_ffstate(GlobalVariable *ffstate);
Value *compile_set_ffstate(Value *val, Value *expected, GlobalVariable *ffstate, BasicBlock *mergeBB, Function *f);
Value *compile_ff2(NODE *current_node);
Value *compile_ff3(NODE *current_node);
void attach_current_line_metadata(Instruction *insn);
};
#define context (RoxorCompiler::module->getContext())
class RoxorAOTCompiler : public RoxorCompiler {
public:
RoxorAOTCompiler(void);
Function *compile_main_function(NODE *node);
private:
std::map<SEL, GlobalVariable *> mcaches;
std::map<ID, GlobalVariable *> ccaches;
std::map<SEL, GlobalVariable *> sels;
std::map<ID, GlobalVariable *> ids;
std::map<ID, GlobalVariable *> global_entries;
std::vector<GlobalVariable *> ivar_slots;
std::map<VALUE, GlobalVariable *> literals;
GlobalVariable *cObject_gvar;
GlobalVariable *cStandardError_gvar;
std::vector<GlobalVariable *> class_gvars;
Value *compile_mcache(SEL sel, bool super);
Value *compile_ccache(ID id);
Value *compile_sel(SEL sel, bool add_to_bb=true);
void compile_prepare_method(Value *classVal, Value *sel,
bool singleton, Function *new_function, rb_vm_arity_t &arity,
NODE *body);
Value *compile_prepare_block_args(Function *func, int *flags);
Value *compile_nsobject(void);
Value *compile_standarderror(void);
Value *compile_id(ID id);
Value *compile_immutable_literal(VALUE val);
Value *compile_global_entry(NODE *node);
Value *gen_slot_cache(ID id);
Constant *
compile_const_pointer(void *ptr, const PointerType *type=NULL) {
if (ptr == NULL) {
return RoxorCompiler::compile_const_pointer(ptr, type);
}
printf("compile_const_pointer() called with a non-NULL pointer " \
"on the AOT compiler - leaving the ship!\n");
abort();
}
};
#endif /* __cplusplus */
#endif /* __COMPILER_H_ */
Jump to Line
Something went wrong with that request. Please try again.