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Separate tagged and untagged pointerless allocations

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Tagged allocations can move; untagged allocations cannot.

* libguile/gc-inline.h:
* libguile/gc-malloc.c:
* libguile/gc.h: Split scm_allocate_pointerless into tagged and untagged
variants.
* libguile/bitvectors.c:
* libguile/bytevectors.c:
* libguile/foreign.c:
* libguile/fports.c:
* libguile/integers.c:
* libguile/intrinsics.c:
* libguile/load.c:
* libguile/loader.c:
* libguile/numbers.c:
* libguile/programs.h:
* libguile/random.c:
* libguile/read.c:
* libguile/regex-posix.c:
* libguile/smob.c:
* libguile/strings.c:
* libguile/vm.c: Use the new functions.
This commit is contained in:
Andy Wingo 2025-07-03 10:10:20 +02:00
parent e21aa9c513
commit 8623e252bf
19 changed files with 85 additions and 72 deletions
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6
libguile/bitvectors.c
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@ -109,9 +109,9 @@ make_bitvector (size_t len, int fill)
size_t word_len = bit_count_to_word_count (len);
struct scm_bitvector *bv;
bv = scm_allocate_pointerless (SCM_I_CURRENT_THREAD,
sizeof (struct scm_bitvector)
+ sizeof (scm_t_bits) * word_len);
bv = scm_allocate_tagged_pointerless (SCM_I_CURRENT_THREAD,
sizeof (struct scm_bitvector)
+ sizeof (scm_t_bits) * word_len);
bv->tag_and_flags = scm_tc7_bitvector;
bv->length = len;