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guile/module/language/tree-il
Andy Wingo a08b3d40f8 Untag values and indexes for all bytevector instructions
* libguile/vm-engine.c (bv-s8-ref, bv-s16-ref, bv-s32-ref, bv-s64-ref):
  Unbox index and return unboxed S32 value.
  (bv-s8-set!, bv-s16-set!, bv-s32-set!, bv-s64-set!): Unbox index and
  take unboxed S32 value.
  (bv-u8-ref, bv-u16-ref, bv-u32-ref, bv-u64-ref)
  (bv-s8-set!, bv-s16-set!, bv-s32-set!, bv-s64-set!): Likewise, but
  with unsigned values.
  (bv-f32-ref, bv-f32-set!, bv-f64-ref, bv-f64-set!): Use memcpy to
  access the value so we don't have to think about alignment.  GCC will
  inline this to a single instruction on architectures that support
  unaligned access.
* libguile/vm.c (vm_error_out_of_range_uint64)
  (vm_error_out_of_range_int64): New helpers.

* module/language/cps/slot-allocation.scm (compute-var-representations):
  All bytevector ref operations produce untagged values.

* module/language/cps/types.scm (define-bytevector-accessors): Update
  for bytevector untagged indices and values.

* module/language/cps/utils.scm (compute-constant-values): Fix s64
  case.

* module/language/tree-il/compile-cps.scm (convert): Box results of all
  bytevector accesses, and unbox incoming indices and values.
2015-12-01 15:42:24 +01:00
..
analyze.scm Merge branch 'stable-2.0' 2014-09-30 03:50:47 -04:00
canonicalize.scm Inline escape-only prompt bodies in the Tree-IL 2013-08-11 16:45:31 +02:00
compile-cps.scm Untag values and indexes for all bytevector instructions 2015-12-01 15:42:24 +01:00
debug.scm <prompt> body and handler are lambdas; add escape-only? field 2013-07-06 20:27:21 +09:00
effects.scm Effects analysis distinguishes between struct fields 2013-11-10 12:05:35 +01:00
fix-letrec.scm Tree-il post-order rewriter no longer destructive 2013-06-10 22:46:08 +02:00
optimize.scm Wire up `guild compile -O0 foo.scm' 2015-10-22 17:44:17 +00:00
peval.scm Remove add1 and sub1 2015-12-01 11:30:55 +01:00
primitives.scm Remove add1 and sub1 2015-12-01 11:30:55 +01:00
spec.scm Rename CPS2 to CPS 2015-07-22 17:19:04 +02:00