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9452 commits

Author SHA1 Message Date
Ludovic Courtès
827e88b4b7 Define AT_SYMLINK_NOFOLLOW et al.
* libguile/posix.c (scm_init_posix): Define AT_SYMLINK_NOFOLLOW,
AT_SYMLINK_FOLLOW, AT_NO_AUTOMOUNT, and AT_EMPTY_PATH when available.
(scm_utime): Mention AT_SYMLINK_NOFOLLOW.
* doc/ref/posix.texi (File System): Update accordingly.
* test-suite/tests/posix.test ("utime")["AT_SYMLINK_NOFOLLOW"]: New test.
2019-05-23 15:43:28 +02:00
Andy Wingo
63de1893c3 Merge remote-tracking branch 'lightening/master' 2019-05-23 10:04:52 +02:00
Andy Wingo
e9e52b6ab9 Mark a couple functions as maybe-unused.
* libguile/jit.c (fp_scm_operand, sp_slot_operand): Maybe unused.
2019-05-23 09:34:08 +02:00
Andy Wingo
be8ac3589e Merge remote-tracking branch 'lightening/master' 2019-05-22 23:05:06 +02:00
Andy Wingo
3b707bb43d Merge remote-tracking branch 'lightening/master' 2019-05-22 17:30:25 +02:00
Andy Wingo
9b4870cad3 Merge remote-tracking branch 'lightening/master' 2019-05-21 16:06:11 +02:00
Andy Wingo
ec9fa9561b Merge remote-tracking branch 'lightening/master' 2019-05-21 15:35:15 +02:00
Andy Wingo
7bc95fde98 Merge remote-tracking branch 'lightening/master' 2019-05-21 15:30:56 +02:00
Andy Wingo
12e0063022 Merge remote-tracking branch 'lightening/master' 2019-05-21 14:21:42 +02:00
Andy Wingo
da0cc5d3e6 Bless enter_mcode as a function pointer
* libguile/jit.c (initialize_jit): Bless enter_mcode, to allow ARMv7
  interworking.
2019-05-21 14:02:27 +02:00
Andy Wingo
2feb4cf419 Merge remote-tracking branch 'lightening/master' 2019-05-21 14:00:55 +02:00
Andy Wingo
e00936d46b Allow jit_end to fail
* libguile/jit.c (emit_code): Emitting a constant table might cause us
  to fail.
2019-05-21 13:36:37 +02:00
Andy Wingo
2876f054e8 Merge remote-tracking branch 'lightening/master' 2019-05-21 12:44:23 +02:00
Andy Wingo
107926f8dd Fix allocator passed to lightening
* libguile/jit.c (jit_alloc_fn): On targets that need a dynamically
  allocated literal pool, we will need to trace that pool, so pass a
  pointerful malloc.  Fixes JIT on AArch64.
2019-05-21 12:39:55 +02:00
Andy Wingo
a4875baa4e Merge remote-tracking branch 'lightening/master' 2019-05-21 12:39:34 +02:00
Andy Wingo
03ceca9a2b Merge remote-tracking branch 'lightening/master' 2019-05-21 12:25:14 +02:00
Andy Wingo
f81f43591f Merge remote-tracking branch 'lightening/master' 2019-05-21 12:14:50 +02:00
Andy Wingo
66b96f9359 Merge remote-tracking branch 'lightening/master' 2019-05-20 21:36:17 +02:00
Andy Wingo
e057ea01f6 Merge remote-tracking branch 'lightening/master' 2019-05-20 15:48:27 +02:00
Andy Wingo
638846dc61 Merge from upstream lightening 2019-05-08 21:46:57 +02:00
Mark H Weaver
7c2b48a6bd Strings, i18n: Limit the use of alloca to approximately 8 kilobytes.
* libguile/i18n.c (SCM_MAX_ALLOCA): New macro.
(SCM_STRING_TO_U32_BUF): Accept an additional variable to remember
whether we used malloc to allocate the buffer.  Use malloc if the
allocation size is greater than SCM_MAX_ALLOCA.
(SCM_CLEANUP_U32_BUF): New macro.
(compare_u32_strings, compare_u32_strings_ci, str_to_case): Adapt.
* libguile/strings.c (SCM_MAX_ALLOCA): New macro.
(normalize_str, unistring_escapes_to_r6rs_escapes): Use malloc if the
allocation size is greater than SCM_MAX_ALLOCA.
* test-suite/tests/i18n.test, test-suite/tests/strings.test: Add tests.
2019-05-07 04:41:30 -04:00
Mark H Weaver
91b5b1631f put-u8: Always write a single byte, regardless of the port encoding.
Previously, 'put-u8' used textual I/O to write a single character,
relying on the usual practice of setting the port encoding to ISO-8859-1
for binary ports.

* libguile/r6rs-ports.c (scm_put_u8): Use 'scm_c_write', not 'scm_putc'.
2019-05-07 04:41:15 -04:00
Mark H Weaver
5b42fd80d7 Optimize fixnum exact integer square roots.
* libguile/numbers.c (scm_exact_integer_sqrt, scm_sqrt)
(exact_integer_is_perfect_square, exact_integer_floor_square_root):
Where it is trivial to do so, use GMP's low-level mpn functions to
avoid heap allocation.
2019-05-07 04:39:52 -04:00
Mark H Weaver
74d536bf52 Fix indentation in scm_sum. 2019-05-07 04:37:52 -04:00
Mark H Weaver
16b4bac355 Fix typo in comment. 2019-05-07 04:37:52 -04:00
Mark H Weaver
2a1f22c00a Add 'scm_c_make_char' and use it where appropriate.
This reverts the change to SCM_MAKE_CHAR made in the previous commit
63818453ad, which used an arithmetic trick
to avoid evaluating its argument more than once.

Here, we restore the previous implementation of SCM_MAKE_CHAR, which
evaluates its argument twice.  Instead, we introduce a new inlinable
function 'scm_c_make_char' and replace uses of SCM_MAKE_CHAR with calls
to 'scm_c_make_char' where appropriate.

* libguile/chars.h (scm_c_make_char): New inline function.
* libguile/inline.c: Include chars.h.
* libguile/srfi-13.c (REF_IN_CHARSET, scm_string_any, scm_string_every)
(scm_string_trim, scm_string_trim_right, scm_string_trim_both)
(scm_string_index, scm_string_index_right, scm_string_skip)
(scm_string_skip_right, scm_string_count, string_titlecase_x)
(string_reverse_x, scm_string_fold, scm_string_fold_right)
(scm_string_for_each, scm_string_filter, scm_string_delete):
Use 'scm_c_make_char' instead of 'SCM_MAKE_CHAR' in cases where the
argument calls a function.
* libguile/chars.c (scm_char_upcase, scm_char_downcase, scm_char_titlecase),
libguile/ports.c (scm_port_decode_char),
libguile/print.c (scm_simple_format),
libguile/read.c (scm_read_character),
libguile/strings.c (scm_string_ref, scm_c_string_ref),
libguile/vm-engine.c ("string-ref"): Ditto.
2019-05-07 04:37:52 -04:00
Andy Wingo
6e9d59f34d Merge from upstream lightening 2019-04-29 17:15:58 +02:00
Andy Wingo
7982839031 Merge from upstream lightening 2019-04-29 16:13:48 +02:00
Andy Wingo
c461126fab Fix u64-ref JIT on 32-bit
* libguile/jit.c (compile_u64_ref): Fix 32-bit load path; endianness was
  reversed.
2019-04-29 09:41:03 +02:00
Andy Wingo
85b3ee0ec3 Fix unneeded stack alignment.
* libguile/jit.c (emit_entry_trampoline): Remove unneeded alignment.
2019-04-28 18:45:10 +02:00
Andy Wingo
8f695c058a Merge from upstream lightening 2019-04-28 18:44:13 +02:00
Andy Wingo
983af3be3b Merge from upstream lightening 2019-04-28 16:21:22 +02:00
Andy Wingo
fb1f3ba051 Fix errors in 32-bit JIT support
* libguile/jit.c (compile_ursh_immediate):
(compile_ulsh_immediate): Fix immediate/register variant calling.
Happily a benefit of lightening, as type safety did this for us.
(DEFINE_CLOBBER_RECORDING_EMITTER_R_R_2): Pass JIT state.
2019-04-28 13:54:34 +02:00
Andy Wingo
334d0ba860 Adapt to lightening changes
* libguile/jit.c (emit_entry_trampoline): Use
  jit_{enter,leave}_jit_abi.
  (compile_allocate_words_immediate): Use JIT_OPERAND_ABI_WORD.
2019-04-28 13:54:34 +02:00
Andy Wingo
26bd81716b Align stack before entering JIT code
* libguile/jit.c (emit_entry_trampoline): Ensure stack is aligned when
  going into JIT code.
2019-04-28 13:54:34 +02:00
Andy Wingo
51618e7e83 Merge from upstream lightening 2019-04-28 13:53:16 +02:00
Andy Wingo
14e64a8b57 Ensure stack alignment in JIT code.
* libguile/jit.c (emit_entry_trampoline): Explicitly align stack.
2019-04-26 12:45:16 +02:00
Andy Wingo
5b45f04cc8 Merge from upstream Lightening 2019-04-26 12:41:47 +02:00
Andy Wingo
4e5329676b Fix backtraces with call-with-values during bootstrap
* libguile/programs.c (scm_i_program_name): Use scm_i_primitive_name for
  primitives.  No functional change though.
* libguile/vm.c (DEFINE_BUILTIN): Mark builtins as primitives.
2019-04-26 11:15:49 +02:00
Andy Wingo
52248cf622 Adapt to changes in upstream lightening
* libguile/jit.c (emit_entry_trampoline): Adapt to change in callee-save
  predicates.
2019-04-25 23:47:27 +02:00
Andy Wingo
5622396cd9 Merge from upstream lightening 2019-04-25 23:24:27 +02:00
Andy Wingo
4088915a7e Lower default JIT threshold as JIT is cheaper now
* libguile/jit.c (default_jit_threshold): Lower from 50000 to 1000.
2019-04-25 18:41:03 +02:00
Andy Wingo
e9a372b020 Re-enable fixnum less-than JIT fast-path
* libguile/jit.c (compile_less): Re-enable fast-path for fixnums, now
  that the JIT library works :)
2019-04-25 18:24:20 +02:00
Andy Wingo
f0be544463 Merge from upstream lightening 2019-04-25 18:12:42 +02:00
Andy Wingo
b0cd9c0b77 Merge from upstream lightening 2019-04-25 17:16:54 +02:00
Andy Wingo
fa6093c4ef Merge from upstream lightening 2019-04-24 22:57:26 +02:00
Andy Wingo
0ef614ecf9 Fix a JIT bug
* libguile/jit.c (compile): Reset frame size as well when restarting
  compilation.  Fixes JIT errors.
2019-04-24 22:20:00 +02:00
Andy Wingo
9a32b4b1ad Adapt to new lightening call API
* libguile/jit.c: Operands have their ABI in them.  We can now have
  addends on GPR and MEM operands, which can improve register
  allocation.  Use new jit_calli_3, etc helper APIs.
2019-04-24 16:02:33 +02:00
Andy Wingo
d75303780b Merge from upstream lightening 2019-04-24 15:53:22 +02:00
Andy Wingo
609df9ea55 Merge from upstream lightening 2019-04-22 09:17:26 +02:00