Initial revision

From-SVN: r5378

1 files changed, 105 insertions, 0 deletions

diff --git a/gcc/bytecode.h b/gcc/bytecode.h
new file mode 100644
index 0000000..6e97312
--- /dev/null
+++ b/gcc/bytecode.h
@@ -0,0 +1,105 @@
+/* Bytecode definitions for GNU C-compiler.
+   Copyright (C) 1993 Free Software Foundation, Inc.
+
+This file is part of GNU CC.
+
+GNU CC is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU CC is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU CC; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+/* These should come from genemit */
+typedef signed char QItype;
+typedef unsigned char QUtype;
+typedef signed short int HItype;
+typedef unsigned short int HUtype;
+typedef signed long int SItype;
+typedef unsigned long int SUtype;
+typedef signed long long int DItype;
+typedef unsigned long long int DUtype;
+typedef float SFtype;
+typedef double DFtype;
+typedef long double XFtype;
+typedef char *Ptype;
+typedef int Ttype;
+
+extern int output_bytecode;
+extern int stack_depth;
+extern int max_stack_depth;
+
+/* Emit DI constant according to target machine word ordering */
+
+#ifdef WORD_HIGH_ENDIAN
+
+#define bc_emit_bytecode_DI_const(CST) 				\
+{ int opcode;							\
+  opcode = TREE_INT_CST_HIGH (CST); 				\
+  bc_emit_bytecode_const ((char *) &opcode, sizeof opcode); 	\
+  opcode = TREE_INT_CST_LOW (CST); 				\
+  bc_emit_bytecode_const ((char *) &opcode, sizeof opcode);	\
+}
+	  
+#else
+
+#define bc_emit_bytecode_DI_const(CST)	 			\
+{ int opcode;							\
+  opcode = TREE_INT_CST_LOW (CST); 				\
+  bc_emit_bytecode_const ((char *) &opcode, sizeof opcode); 	\
+  opcode = TREE_INT_CST_HIGH (CST); 				\
+  bc_emit_bytecode_const ((char *) &opcode, sizeof opcode);	\
+}
+	  
+#endif
+
+
+extern void bc_expand_expr ();
+extern void bc_output_data_constructor ();
+extern void bc_store_field ();
+extern void bc_load_bit_field ();
+extern void bc_store_bit_field ();
+extern void bc_push_offset_and_size ();
+extern void bc_init_mode_to_code_map ();
+
+/* These are just stubs, so the compiler will compile for targets
+   that aren't yet supported by the bytecode generator. */
+
+#ifndef TARGET_SUPPORTS_BYTECODE
+
+#define MACHINE_SEG_ALIGN 1
+#define INT_ALIGN 1
+#define PTR_ALIGN 1
+#define NAMES_HAVE_UNDERSCORES
+#define BC_NOP   (0)
+#define BC_GLOBALIZE_LABEL(FP, NAME) BC_NOP
+#define BC_OUTPUT_COMMON(FP, NAME, SIZE, ROUNDED) BC_NOP
+#define BC_OUTPUT_LOCAL(FP, NAME, SIZE, ROUNDED)  BC_NOP
+#define BC_OUTPUT_ALIGN(FP, ALIGN)   BC_NOP
+#define BC_OUTPUT_LABEL(FP, NAME)    BC_NOP
+#define BC_OUTPUT_SKIP(FP, SIZE)     BC_NOP
+#define BC_OUTPUT_LABELREF(FP, NAME) BC_NOP
+#define BC_OUTPUT_FLOAT(FP, VAL)     BC_NOP
+#define BC_OUTPUT_DOUBLE(FP, VAL)    BC_NOP
+#define BC_OUTPUT_BYTE(FP, VAL)      BC_NOP
+#define BC_OUTPUT_FILE ASM_OUTPUT_FILE
+#define BC_OUTPUT_ASCII ASM_OUTPUT_ASCII
+#define BC_OUTPUT_IDENT ASM_OUTPUT_IDENT
+#define BCXSTR(RTX)  ((RTX)->bc_label)
+#define BC_WRITE_FILE(FP)            BC_NOP
+#define BC_WRITE_SEGSYM(SEGSYM, FP)  BC_NOP
+#define BC_WRITE_RELOC_ENTRY(SEGRELOC, FP, OFFSET) BC_NOP
+#define BC_START_BYTECODE_LINE(FP)   BC_NOP
+#define BC_WRITE_BYTECODE(SEP, VAL, FP) BC_NOP
+#define BC_WRITE_RTL(R, FP)          BC_NOP
+#define BC_EMIT_TRAMPOLINE(TRAMPSEG, CALLINFO) BC_NOP
+#define VALIDATE_STACK               BC_NOP
+
+#endif /* !TARGET_SUPPORTS_BYTECODE */