2000-09-29  Keisuke Nishida  <kxn30@po.cwru.edu>

	* src/Makefile.am: Don't use guile-snarf to generate instruction
	table.  Create *.i by using grep.
	* src/vm_expand.h: Replaced from vm-snarf.h.
	* src/vm.c, src/vm.h, src/vm_engine.c: Include *.i.
	* src/vm_system.c, src/vm_scheme.c, src/vm_number.c: Don't include
	"vm-snarf.h".

2000-09-27  Keisuke Nishida  <kxn30@po.cwru.edu>

	* src/vm.c, src/vm.h, src/vm_engine.c, src/vm_engine.h,
	src/vm-snarf.h: Indirect threaded.
	* src/Makefile.am, src/.cvsignore: Updated.

2000-09-22  Keisuke Nishida  <kxn30@po.cwru.edu>

	* src/vm.c: SCM_CHARS -> SCM_SYMBOL_CHARS.

2000-09-22  Keisuke Nishida  <kxn30@po.cwru.edu>

	* src/vm_system.c (call): Call return-hook before reinstating a
	continuation.
	(tail_call): Call return-hook before a proper tail call.

2000-09-20  Keisuke Nishida  <kxn30@po.cwru.edu>

	* src/vm.c (scm_name_property): New variable.
	(scm_name, scm_set_name_x): New procedures.
	(scm_smob_print_with_name, init_name_property): New functions.
	(print_program, scm_program_name): Removed.
	(init_program_type, init_vm_type): Use scm_smob_print_with_name.
	(scm_init_vm): Call init_name_property.
	* src/vm_system.c (name): New instruction.
	(savet): Don't set name.
	* vm/shell.scm (vm-frame->call): Updated.
	* vm/bytecomp.scm (translate-ref): Combined translate-local-ref,
	translate-external-ref, and translate-top-level-ref.
	(translate-set): Combined translate-local-set,
	translate-external-set, and translate-top-level-ref.
	Set a name to the object.

	* src/vm_number.c (FUNC2): New macro.
	(add2, sub2): Use FUNC2.
	(remainder): New instruction.

	* vm/bytecomp.scm (translate-and, translate-or): Bug fixed.

2000-09-20  Keisuke Nishida  <kxn30@po.cwru.edu>

	* src/vm_scheme.c (cons): Bug fixed.
	* src/vm_system.c (br_if_null): Set ac = SCM_BOOL_T if null.
	(br_if_not_null): Set ac = SCM_BOOL_F if not null.

2000-09-11  Keisuke Nishida  <kxn30@po.cwru.edu>

	* autogen.sh: Run aclocal with check where guile.m4 is installed.

2000-09-10  Keisuke Nishida  <kxn30@po.cwru.edu>

	* src/vm_system.c (push_list): New instruction.
	* src/vm_engine.c (VM_NAME): Don't validate VM and PROGRAM.
	* src/vm.c (scm_vm_apply): New procedure.
	(apply_program): New function.
	(init_program_type): Set the apply function for the program type.

	* src/vm.c (lookup_variable): Use scm_eval_closure_lookup.

2000-09-03  Keisuke Nishida  <kxn30@po.cwru.edu>

	* src/vm_system.c (tail_call): Use SCM_TICK at the beginning.

2000-09-02  Keisuke Nishida  <kxn30@po.cwru.edu>

	* src/vm_engine.c (VM_NAME): Renamed the variable `an' to `nargs'.
	Removed the variables `a2' and `a3'.
	* src/vm_engine.h (VM_SETUP_ARGS2, VM_SETUP_ARGS3): Setup local
	variables.
	(VM_SETUP_ARGS4): Removed.
	* src/vm_system.c, src/vm_scheme.c, src/vm_number.c: Updated.

2000-08-24  Keisuke Nishida  <kxn30@po.cwru.edu>

	* src/vm.c (lookup_variable): New function.
	(scm_make_bytecode): Call lookup_variable for top-level variables.
	* src/vm_engine.h (VM_VARIABLE_REF, VM_VARIABLE_SET): New macros.
	* src/vm_system.c (TOPLEVEL_VAR, TOPLEVEL_VAR_SET): Removed.
	Use VM_VARIABLE_REF and VM_VARIABLE_SET instead.

2000-08-22  Keisuke Nishida  <kxn30@po.cwru.edu>

	* src/vm.c, src/vm.h, src/vm_engine.c, src/vm_engine.h,
	src/vm_system.c: Create external frames dynamically.
	* vm/shell.scm: Use frame-external-link.

	* vm/compile.scm (compile-file): Output "(use-modules (vm vm))".

	* vm/types.scm (make-code): Check argument types.
	(make-code:and, make-code:or): Pass env to make-code.

	* vm/bytecomp.scm (translate-and, translate-or): Don't branch on
	the last expression.

2000-08-20  Keisuke Nishida  <kxn30@po.cwru.edu>

	* Version 0.2 is released.

2000-08-12  Keisuke Nishida  <kxn30@po.cwru.edu>

	* Version 0.1 is released.

2000-07-29  Keisuke Nishida  <kxn30@po.cwru.edu>

	* Version 0.0 is released.