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Author SHA1 Message Date
Andy Wingo
81fd315299 update docs, clean up VM vestiges, macro docs, fix (/ a b c)
* doc/ref/api-procedures.texi (Compiled Procedures): Fix for API changes.

* doc/ref/compiler.texi (Compiling to the Virtual Machine): Replace GHIL
  docs with Tree-IL docs. Update the bits about the Scheme compiler to
  talk about Tree-IL and the expander instead of GHIL. Remove
  <glil-argument>. Add placeholder sections for assembly and bytecode.

* doc/ref/vm.texi: Update examples with what currently happens. Reword
  some things. Fix a couple errors.

* libguile/vm-i-system.c (externals): Remove this instruction, it's not
  used.

* module/ice-9/documentation.scm (object-documentation): If the object is
  a macro, try to return documentation on the macro transformer.

* module/language/assembly/disassemble.scm (disassemble-load-program):
  Fix problem in which we skipped the first element of the object vector,
  because of changes to procedure layouts a few months ago.

* module/language/scheme/spec.scm (read-file): Remove read-file
  definition.

* module/language/tree-il.scm: Reorder exports. Remove <lexical>, it was
  a compat shim to something that was never released. Fix `location'.

* module/language/tree-il/primitives.scm (/): Fix expander for more than
  two args to /.

* module/system/base/compile.scm (read-file-in): Remove unused
  definition.

* module/system/base/language.scm (system): Remove language-read-file.

* module/language/ecmascript/spec.scm (ecmascript): Remove read-file
  definition.
2009-05-24 13:09:01 +02:00
Andy Wingo
a3f0ff0faf update disassembler for changes to decompiler
* module/language/assembly/disassemble.scm (disassemble-load-program)
  (code-annotation): And update the disassembler for changes to
  decompiler.
2009-03-17 16:47:19 +01:00
Andy Wingo
594d9d4c48 be smarter about allocating local variables, reusing slots if possible
* module/language/Makefile.am: OK, we can compile compile-ghil.scm now,
  thankfully.

* module/language/ecmascript/compile-ghil.scm (ormatch): New macro, a
  wrapper around pmatch to avoid some of the more egregious
  non-tail recursiveness.
  (comp): Use ormatch.

* module/language/ghil.scm (unparse-ghil): The body of bind and mv-bind
  is a single expression, not a list of expressions.

* module/language/ghil/compile-glil.scm (codegen): Be more clever when
  allocating "local" variables -- if a variable goes out of scope, its
  index can be re-used later.

* module/language/glil.scm (parse-glil, unparse-ghil): The "rest" of a
  mv-bind is a flag, not a list. The "ra" of an mv-call is a label, not a
  GLIL expression.

* module/language/objcode/spec.scm (collapse-locals, decompile-value):
  When decompiling a value, process the bindings list differently.
  Comments in the code.

* module/language/scheme/compile-ghil.scm (define-scheme-translator): Fix
  the generated error procedure.
  (let): Re-indent.
  (letrec): Re-indent.

* module/system/base/syntax.scm (record-case): If the body of a clause is
  null, fill it with the unspecified value.
2009-02-21 20:28:29 +01:00
Andy Wingo
1f1ec13b5c add code for writing out metadata to the end of a program
* libguile/objcodes.c (make_objcode_by_mmap, scm_c_make_objcode_slice):
  Verify the lengths with the meta-length.
  (scm_objcode_meta): New procedure, for getting at the meta-info of an
  objcode.
  (scm_objcode_to_bytecode):
  (scm_write_objcode): Write bytecode with the metadata too.

* module/system/vm/objcode.scm: Export object-meta.

* module/language/assembly.scm (byte-length):
* module/language/assembly/compile-bytecode.scm (write-bytecode):
* module/language/assembly/decompile-bytecode.scm (decode-load-program):
* module/language/assembly/disassemble.scm (disassemble-load-program):
* module/language/glil/compile-assembly.scm (glil->assembly):
* test-suite/tests/asm-to-bytecode.test ("compiler"): Change to
  load-program format to have meta-or-#f instead of meta-length, so that
  we can serialize the meta as objcode without a load-program byte. Add a
  test for writing out the meta.
2009-02-01 10:15:00 +01:00
Andy Wingo
9aeaabdc45 add metalen field to bytecode serialization
* libguile/objcodes.h (struct scm_objcode): Add a new field, metalen, in
  preparation for embedding metadata within a program.
  (SCM_OBJCODE_META_LEN, SCM_OBJCODE_TOTAL_LEN): New defines.

* libguile/vm.c (really_make_boot_program):
* module/language/assembly.scm (*program-header-len*, byte-length):
* module/language/assembly/compile-bytecode.scm (write-bytecode):
* module/language/assembly/decompile-bytecode.scm (decode-load-program):
* module/language/assembly/disassemble.scm (disassemble-load-program):
* module/language/glil/compile-assembly.scm (glil->assembly):
* test-suite/tests/asm-to-bytecode.test ("compiler"): Update for metalen
  addition.
2009-02-01 09:19:24 +01:00
Andy Wingo
d7236899f5 add disassembler that fits in with old compiler tower
* module/language/assembly/Makefile.am:
* module/language/assembly/disassemble.scm: Add a disassembler, based on
  the old one but fitting in with the decompiler tower.

* module/language/objcode/spec.scm (decompile-value): When decompiling
  programs, shove all the metadata that we know about into the "env".

* module/system/base/compile.scm (decompile-fold, decompile): Return the
  env from `decompile' as a second value. Not sure if `compile' should do
  this too.
2009-01-30 14:12:57 +01:00