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14c3aa52ae
init place of exception_error. * inits.c: ditto. * eval.c (Init_eval): set exception_error#throwed_state as TAG_FATAL. [ruby-dev:31407] * bootstraptest/test_exception.rb: add a test for above. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@12930 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
149 lines
4.9 KiB
C
149 lines
4.9 KiB
C
/**********************************************************************
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insnhelper.h - helper macros to implement each instructions
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$Author$
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$Date$
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created at: 04/01/01 15:50:34 JST
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Copyright (C) 2004-2006 Koichi Sasada
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**********************************************************************/
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#ifndef _INSNHELPER_H_INCLUDED_
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#define _INSNHELPER_H_INCLUDED_
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#include "ruby/ruby.h"
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#include "ruby/node.h"
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#include "eval_intern.h"
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#include "vm_core.h"
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#include "vm.h"
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/**********************************************************/
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/* deal with stack */
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/**********************************************************/
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#define PUSH(x) (SET_SV(x), INC_SP(1))
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#define TOPN(n) (*(GET_SP()-(n)-1))
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#define POPN(n) (DEC_SP(n))
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#define POP() (DEC_SP(1))
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#define STACK_ADDR_FROM_TOP(n) (GET_SP()-(n))
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#define GET_TOS() (tos) /* dummy */
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/**********************************************************/
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/* deal with registers */
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/**********************************************************/
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#define REG_CFP (reg_cfp)
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#define REG_PC (REG_CFP->pc)
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#define REG_SP (REG_CFP->sp)
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#define REG_LFP (REG_CFP->lfp)
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#define REG_DFP (REG_CFP->dfp)
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#define RESTORE_REGS() do { \
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REG_CFP = th->cfp; \
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} while (0)
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#define REG_A reg_a
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#define REG_B reg_b
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#ifdef COLLECT_USAGE_ANALYSIS
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#define USAGE_ANALYSIS_REGISTER_HELPER(a, b, v) \
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(USAGE_ANALYSIS_REGISTER(a, b), (v))
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#else
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#define USAGE_ANALYSIS_REGISTER_HELPER(a, b, v) (v)
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#endif
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/* PC */
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#define GET_PC() (USAGE_ANALYSIS_REGISTER_HELPER(0, 0, REG_PC))
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#define SET_PC(x) (REG_PC = (USAGE_ANALYSIS_REGISTER_HELPER(0, 1, x)))
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#define GET_CURRENT_INSN() (*GET_PC())
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#define GET_OPERAND(n) (GET_PC()[(n)])
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#define ADD_PC(n) (SET_PC(REG_PC + (n)))
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#define GET_PC_COUNT() (REG_PC - GET_ISEQ()->iseq_encoded)
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#define JUMP(dst) (REG_PC += (dst))
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/* FP */
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#define GET_CFP() (USAGE_ANALYSIS_REGISTER_HELPER(2, 0, REG_CFP))
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#define GET_LFP() (USAGE_ANALYSIS_REGISTER_HELPER(3, 0, REG_LFP))
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#define SET_LFP(x) (REG_LFP = (USAGE_ANALYSIS_REGISTER_HELPER(3, 1, (x))))
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#define GET_DFP() (USAGE_ANALYSIS_REGISTER_HELPER(4, 0, REG_DFP))
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#define SET_DFP(x) (REG_DFP = (USAGE_ANALYSIS_REGISTER_HELPER(4, 1, (x))))
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/* SP */
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#define GET_SP() (USAGE_ANALYSIS_REGISTER_HELPER(1, 0, REG_SP))
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#define SET_SP(x) (REG_SP = (USAGE_ANALYSIS_REGISTER_HELPER(1, 1, (x))))
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#define INC_SP(x) (REG_SP += (USAGE_ANALYSIS_REGISTER_HELPER(1, 1, (x))))
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#define DEC_SP(x) (REG_SP -= (USAGE_ANALYSIS_REGISTER_HELPER(1, 1, (x))))
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#define SET_SV(x) (*GET_SP() = (x))
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/* set current stack value as x */
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#define GET_SP_COUNT() (REG_SP - th->stack)
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/* instruction sequence C struct */
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#define GET_ISEQ() (GET_CFP()->iseq)
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/**********************************************************/
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/* deal with variables */
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/**********************************************************/
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#define GET_PREV_DFP(dfp) ((VALUE *)((dfp)[0] & ~0x03))
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#define GET_GLOBAL(entry) rb_gvar_get((struct global_entry*)entry)
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#define SET_GLOBAL(entry, val) rb_gvar_set((struct global_entry*)entry, val)
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#define GET_CONST_INLINE_CACHE(dst) ((IC) * (GET_PC() + (dst) + 1))
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/**********************************************************/
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/* deal with values */
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/**********************************************************/
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#define GET_SELF() (USAGE_ANALYSIS_REGISTER_HELPER(5, 0, GET_CFP()->self))
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/**********************************************************/
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/* deal with control flow 2: method/iterator */
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/**********************************************************/
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#define COPY_CREF(c1, c2) do { \
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NODE *__tmp_c2 = (c2); \
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c1->nd_clss = __tmp_c2->nd_clss; \
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c1->nd_visi = __tmp_c2->nd_visi; \
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c1->nd_next = __tmp_c2->nd_next; \
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} while (0)
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#define CALL_METHOD(num, blockptr, flag, id, mn, recv, klass) do { \
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VALUE v = vm_call_method(th, GET_CFP(), num, blockptr, flag, id, mn, recv, klass); \
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if (v == Qundef) { \
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RESTORE_REGS(); \
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NEXT_INSN(); \
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} \
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else { \
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val = v; \
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} \
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} while (0)
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#define GET_BLOCK_PTR() \
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((rb_block_t *)(GC_GUARDED_PTR_REF(GET_LFP()[0])))
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/**********************************************************/
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/* deal with control flow 3: exception */
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/**********************************************************/
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/**********************************************************/
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/* others */
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/**********************************************************/
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/* optimize insn */
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#define FIXNUM_2_P(a, b) ((a) & (b) & 1)
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#define BASIC_OP_UNREDEFINED_P(op) ((ruby_vm_redefined_flag & (op)) == 0)
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#define HEAP_CLASS_OF(obj) RBASIC(obj)->klass
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#define CALL_SIMPLE_METHOD(num, id, recv) do { \
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VALUE klass = CLASS_OF(recv); \
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CALL_METHOD(num, 0, 0, id, rb_method_node(klass, id), recv, CLASS_OF(recv)); \
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} while (0)
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#endif /* _INSNHELPER_H_INCLUDED_ */
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