83 lines
2.9 KiB
C
83 lines
2.9 KiB
C
/* Bytecode definitions for GNU C-compiler.
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Copyright (C) 1993, 1994, 1996 Free Software Foundation, Inc.
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This file is part of GNU CC.
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GNU CC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU CC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU CC; see the file COPYING. If not, write to
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the Free Software Foundation, 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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extern int output_bytecode;
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extern int stack_depth;
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extern int max_stack_depth;
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/* Emit DI constant according to target machine word ordering */
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#define bc_emit_bytecode_DI_const(CST) \
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{ int opcode; \
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opcode = (WORDS_BIG_ENDIAN \
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? TREE_INT_CST_HIGH (CST) \
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: TREE_INT_CST_LOW (CST)); \
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bc_emit_bytecode_const ((char *) &opcode, sizeof opcode); \
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opcode = (WORDS_BIG_ENDIAN \
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? TREE_INT_CST_LOW (CST) \
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: TREE_INT_CST_HIGH (CST)); \
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bc_emit_bytecode_const ((char *) &opcode, sizeof opcode); \
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}
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extern void bc_expand_expr ();
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extern void bc_output_data_constructor ();
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extern void bc_store_field ();
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extern void bc_load_bit_field ();
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extern void bc_store_bit_field ();
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extern void bc_push_offset_and_size ();
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extern void bc_init_mode_to_code_map ();
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/* These are just stubs, so the compiler will compile for targets
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that aren't yet supported by the bytecode generator. */
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#ifndef TARGET_SUPPORTS_BYTECODE
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#define MACHINE_SEG_ALIGN 1
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#define INT_ALIGN 1
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#define PTR_ALIGN 1
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#define NAMES_HAVE_UNDERSCORES
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#define BC_NOP (0)
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#define BC_GLOBALIZE_LABEL(FP, NAME) BC_NOP
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#define BC_OUTPUT_COMMON(FP, NAME, SIZE, ROUNDED) BC_NOP
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#define BC_OUTPUT_BSS(FP, NAME, SIZE, ROUNDED) BC_NOP
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#define BC_OUTPUT_LOCAL(FP, NAME, SIZE, ROUNDED) BC_NOP
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#define BC_OUTPUT_ALIGN(FP, ALIGN) BC_NOP
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#define BC_OUTPUT_LABEL(FP, NAME) BC_NOP
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#define BC_OUTPUT_SKIP(FP, SIZE) BC_NOP
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#define BC_OUTPUT_LABELREF(FP, NAME) BC_NOP
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#define BC_OUTPUT_FLOAT(FP, VAL) BC_NOP
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#define BC_OUTPUT_DOUBLE(FP, VAL) BC_NOP
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#define BC_OUTPUT_BYTE(FP, VAL) BC_NOP
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#define BC_OUTPUT_FILE ASM_OUTPUT_FILE
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#define BC_OUTPUT_ASCII ASM_OUTPUT_ASCII
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#define BC_OUTPUT_IDENT ASM_OUTPUT_IDENT
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#define BCXSTR(RTX) ((RTX)->bc_label)
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#define BC_WRITE_FILE(FP) BC_NOP
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#define BC_WRITE_SEGSYM(SEGSYM, FP) BC_NOP
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#define BC_WRITE_RELOC_ENTRY(SEGRELOC, FP, OFFSET) BC_NOP
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#define BC_START_BYTECODE_LINE(FP) BC_NOP
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#define BC_WRITE_BYTECODE(SEP, VAL, FP) BC_NOP
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#define BC_WRITE_RTL(R, FP) BC_NOP
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#define BC_EMIT_TRAMPOLINE(TRAMPSEG, CALLINFO) BC_NOP
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#define VALIDATE_STACK BC_NOP
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#endif /* !TARGET_SUPPORTS_BYTECODE */
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