* NEWS: Update.
* am/bootstrap.am (SOURCES):
* module/Makefile.am (SOURCES): Add system/foreign-library.scm.
* configure.ac: Replace ltdl check with -ldl check.
* libguile/dynl.c: Rewrite to just expose core dlopen / dlsym / etc to a
helper Scheme module.
(scm_dynamic_link, scm_dynamic_pointer, scm_dynamic_function)
(scm_dynamic_object_p, scm_dynamic_call): Rewrite in terms of (system
foreign-library).
* libguile/extensions.c (load_extension): Avoid scm_dynamic_call.
* module/system/foreign-library.scm: New file.
* module/oop/goops.scm (<dynamic-object>): Hackily export
<foreign-library> instead of a class here.
* doc/ref/api-foreign.texi (Foreign Function Interface): Rewrite to only
document the new interfaces. Eventually we will deprecate
dynamic-link and friends.
* doc/ref/guile.texi (API Reference): Move Foreign Objects after Foreign
Function Interface. Seems there should be some closer relationship
but this will do for now.
* doc/ref/tour.texi (Putting Extensions into Modules):
* doc/ref/libguile-parallel.texi (Parallel Installations): Update for
rename of Modules and Extensions to Foreign Extensions.
* libguile/deprecated.h:
* libguile/deprecated.c (scm_dynamic_unlink): Deprecate.
* libguile/guile.c: Remove ltdl include.
* test-suite/tests/foreign.test: Update tests to use new API, and update
error expectations.
* module/rnrs/io/ports.scm (call-with-port): Remove local definition.
* module/system/repl/server.scm (system): Call-with-port is imported
via (ice-9 ports).
* module/ice-9/boot-9.scm (%auto-compilation-options): Add
use-before-definition and non-idempotent-definition.
* module/language/tree-il/analyze.scm (<use-before-def-info>): New
analysis info.
(make-use-before-definition-analysis): New function.
(goops-toplevel-definition): Move down.
(unbound-variable-analysis, macro-use-before-definition): Remove, as
they are subsumed by use-before-def. There are some deprecated
bindings though.
(make-analyzer): Rework to allow for use-before-def analysis to handle
multiple
* module/system/base/message.scm (%warning-types): Add handlers for the
new warning types.
* test-suite/tests/tree-il.test: Add tests.
* doc/ref/api-evaluation.texi (Compilation): Update.
* libguile/loader.h (SCM_OBJCODE_MINOR_VERSION): Accept up to version 4.
* module/system/vm/assembler.scm (*bytecode-minor-version*): Produce
version 4.
* module/language/cps/compile-bytecode.scm (compile-function): Expect
eq-constant? instead of eq-null?, etc.
* module/language/cps/effects-analysis.scm: Likewise.
* module/language/cps/reify-primitives.scm (reify-primitives): For
eq-constant?, reify a $const unless the constant is an immediate whose
encoding fits in 16 bits.
* module/language/cps/type-fold.scm (materialize-constant): Helper to
make a constant from a type, min, and max.
(fold-eq-constant?): New helper.
(eq-constant?): New folder.
(undefined?): Define specifically.
(define-nullish-predicate-folder): Renamd from
define-special-immediate-predicate-folder. Use only for null?, false,
and nil?.
(*branch-reducers*): New mechanism. Reduce eq? to eq-constant? if
possible.
(local-type-fold): Refactor to use materialize-constant, and to allow
reducing branches.
* module/language/cps/types.scm (constant-type): Return three values
instead of a type entry.
(constant-type-entry): New function that returns a type entry. Adapt
callers.
(infer-constant-comparison): New helper.
(eq-constant?): New inferrer.
(undefined?): New inferrer.
* module/language/tree-il/compile-bytecode.scm (eq-constant?): Fix
truncate-bits signed arg.
(define-immediate-type-predicate): Adapt to visit-immediate-tags
change.
* module/language/tree-il/compile-cps.scm (convert): Convert eq? to
constant to eq-constant?. Advantaged is that it gets fixnums and
chars in addition to special immediates.
* module/language/tree-il/cps-primitives.scm (define-immediate-type-predicate):
Adapt to allow #f as pred.
* module/system/base/types/internal.scm (immediate-tags): Use #f as pred
for false, nil, etc.
(immediate-bits->scm): Adapt.
* module/system/vm/assembler.scm (emit-eq-null?, emit-eq-nil?)
(emit-eq-false?, emit-eq-true?, emit-unspecified?, emit-eof-object?):
Remove specialized emitters.
* module/system/vm/assembler.scm (define-immediate-tag=?-macro-assembler):
Allow for pred to be #f.
* module/system/vm/disassembler.scm (define-immediate-tag-annotation):
Adapt to pred being #f.
* module/system/base/types/internal.scm (scm->immediate-bits):
(immediate-bits->scm, sign-extend, truncate-bits): New public
routines.
* module/system/vm/assembler.scm (immediate-bits): Reimplement in terms
of scm->immediate-bits and similar.
(X8_S8_I16, X8_S8_ZI16): Rework operand encodings.
(load-constant): Use truncate-bits to determine which cases apply.
* doc/ref/vm.texi (Instruction Set, Constant Instructions): Document new
instruction.
* libguile/instructions.c (FOR_EACH_INSTRUCTION_WORD_TYPE): New first
word kind with zi16 operand.
* libguile/jit.c (compile_make_immediate, compile_make_immediate_slow):
New compilers.
(COMPILE_X8_S8_ZI16): New operand kind.
* libguile/vm-engine.c (make-immediate): New instruction.
* module/language/bytecode.scm:
* module/system/vm/assembler.scm (encode-X8_S8_ZI16<-/shuffle):
(signed-bits, load-constant): Support the new instruction kind.
* module/system/vm/disassembler.scm (disassemblers)
(sign-extended-immediate, code-annotation): Support for zi16
operands.
* bootstrap/Makefile.am (GUILE_OPTIMIZATIONS): Change to just -O1.
* module/language/tree-il/spec.scm (choose-compiler): Use CPS for -O2
and higher.
* module/system/base/optimize.scm (available-optimizations): CPS for -O2
and higher, but -Oresolve-primitives now at -O1 also.
* module/system/repl/common.scm (repl-default-options): Add
optimization-level and warning-level REPL options.
(repl-optimization-level, repl-warning-level): New accessors,
defaulting to the default level parameters.
(repl-expand): Take target language as keyword argument rather than
hard-coding tree-il.
(repl-optimize): Take target language as keyword argument. Use REPL
optimization and warning levels. Use generic lowering interface.
* libguile/loader.h (SCM_OBJCODE_MINOR_VERSION):
* module/system/vm/assembler.scm (*bytecode-minor-version*): Bump, so
that compiled files from Guile 3.0.3 will error when loaded on 3.0.2.
* module/language/cps/optimize.scm (cps-optimizations):
* module/language/tree-il/optimize.scm (tree-il-optimizations):
* module/system/base/optimize.scm (available-optimizations): Invert the
dependency tree to hold the names and default optimization levels in a
central place instead of in the optimizers. It moves definitions
farther from uses, but it avoids us having to load the CPS optimizer
if we don't need it, which improves bootstrap times.
* module/system/base/compile.scm (next-pass): Invoke the language's
compiler chooser if there is more than one compiler.
(compute-compiler): Ensure from and to are languages.
* module/system/base/language.scm (<language>): Add compiler-chooser
field.
* module/language/brainfuck/spec.scm (choose-compiler, brainfuck):
Define a compiler chooser.
* module/language/cps/compile-bytecode.scm (compile-bytecode):
* module/language/tree-il/compile-bytecode.scm (compile-bytecode):
* module/language/tree-il/compile-cps.scm (compile-cps): Rely on
compiler to lower incoming term already.
* module/language/tree-il/optimize.scm (make-lowerer): New procedure.
* module/system/base/compile.scm (compute-lowerer): New procedure,
replaceing add-default-optimizations.
(compute-compiler): Lower before running compiler.
* module/system/base/language.scm (<language>): Change
optimizations-for-level field to "lowerer".
* module/scripts/compile.scm (%options, compile): Parse -O0, -O1 and so
on to #:optimization-level instead of expanding to all the
optimization flags.
* module/language/cps/optimize.scm (lower-cps): Move here from
compile-bytecode.scm.
(make-cps-lowerer): New function.
* module/language/cps/spec.scm (cps): Declare lowerer.
* module/language/tree-il/analyze.scm (make-analyzer): Expect an int for
optimization level.
* module/scripts/compile.scm (%options, show-warning-help): No more
-Wnone / Wall; use -W0 or -W9 instead.
* module/system/base/compile.scm (level-validator): Validate small int.
(compute-analyzer, add-default-optimizations): Likewise.
* test-suite/tests/optargs.test (without-compiler-warnings):
* test-suite/tests/tree-il.test (call-with-warnings): Parameterize level
to 0, not #f.
* bootstrap/Makefile.am (GUILE_WARNINGS): Use -W0, not -Wnone.
* module/system/base/compile.scm (compute-analyzer): Compute analyzer to
run on expressions before the compiler runs.
(add-default-optimizations): Flesh out; still a stub.a
(read-and-compile, compile, compile-and-load, compile-file): Default
warning and optimization levels.
(default-warning-level): New parameter, defaulting to 1.
(default-optimization-level): New parameter, defaulting to 2.
Currently unused.
* module/system/base/language.scm (<language>): Add
optimizations-for-level and analyzer fields.
* module/language/tree-il/compile-bytecode.scm (compile-bytecode):
* module/language/tree-il/compile-cps.scm (optimize-tree-il): No need to
run warnings passes here; compilers infrastructure will run them.
* module/language/tree-il/spec.scm (tree-il): Define make-analyzer as
analyzer.
* module/language/tree-il/analyze.scm (make-analyzer): New exported
procedure.
(%warning-passes): New private variable.
* .dir-locals.el: Add with-test-prefix/c&e indent mode.
* test-suite/tests/cross-compilation.test:
* test-suite/tests/optargs.test:
* test-suite/tests/tree-il.test: Adjust to disable default warnings.
* module/system/base/compile.scm (compile-file, compile-and-load)
(read-and-compile, compile): New #:optimization-level, #:warning-level
keyword args.
(compute-analyzer, add-default-optimizations, compute-compiler): Add
infra for pass-specific optimizations for a level. Not yet wired up.
Instead of returning a list of passes, returns a closure that does it
all.
* module/system/base/compile.scm (compute-compiler): New function.
(read-and-compile, compile): Use compile-compiler.
* module/system/base/compile.scm (validate-options): New helper.
(compile-file, compile-and-load, compile): Call the new helper.
(compile-passes, compile-fold, find-language-joint):
(default-language-joiner, decompile-passes, decompile-fold): Use more
"match".
* module/system/base/language.scm (define-language): Remove
invalidate-compilation-cache! call.
(invalidate-compilation-cache!): Deprecate.
(*decompilation-cache*, *compilation-cache*): Remove.
(lookup-compilation-order, lookup-decompilation-order): Don't use a
cache.
(*current-language*): Only define this when deprecation is enabled.
This is an opportunity to make a new interface that can be more
efficient in 3.0 (because no generic array support), easier to read (no
need for 'not'), and more consistent with other bitvector interfaces.
* NEWS: Add entry.
* doc/ref/api-data.texi (Bit Vectors): Update.
* libguile/array-handle.h (bitvector_ref, scm_array_get_handle): Adapt
to bitvector changes.
* libguile/bitvectors.h:
* libguile/bitvectors.c (scm_c_bitvector_bit_is_set)
(scm_c_bitvector_bit_is_clear): New functions.
* libguile/deprecated.h:
* libguile/deprecated.c (scm_bitvector_ref): Deprecate.
* module/ice-9/sandbox.scm (bitvector-bindings): Replace
bitvector-ref with bitvector-bit-set? / bitvector-bit-clear?.
* module/system/vm/disassembler.scm (instruction-has-fallthrough): Use
bitvector-bit-clear?.
* test-suite/tests/bitvectors.test: Update.
The old name was wonky and hard to read: you almost always pass a
literal as the value to set, so better to make separate functions.
* NEWS: Add entry.
* doc/ref/api-data.texi (Bit Vectors): Update.
* libguile/bitvectors.h:
* libguile/bitvectors.c (scm_bitvector_set_bits_x)
(scm_bitvector_clear_bits_x): New functions.
* libguile/deprecated.h:
* libguile/deprecated.c (scm_bit_set_star_x): Deprecate.
* module/ice-9/sandbox.scm (mutable-bitvector-bindings): Replace
bit-set*! with bitvector-set-bits! / bitvector-clear-bits!.
* module/system/vm/frame.scm (available-bindings, compute-killv): Use
bitvector-set-bits! and bitvector-clear-bits!.
* test-suite/tests/bitvectors.test: Update.
The old name was wonky and had bad argument order.
* NEWS: Add entry.
* doc/ref/api-data.texi (Bit Vectors): Update.
* libguile/bitvectors.h:
* libguile/bitvectors.c (scm_bitvector_position): New function.
* libguile/deprecated.h:
* libguile/deprecated.c (scm_bit_position): Deprecate.
* module/ice-9/sandbox.scm (bitvector-bindings): Replace bit-position
with bitvector-position.
* module/language/cps/intset.scm (bitvector->intset): Use
bitvector-position.
* module/system/vm/frame.scm (available-bindings): Use
bitvector-position.
* test-suite/tests/bitvectors.test ("bitvector-position"): Add test.
The old name was wonky and had bad argument order.
* NEWS: Add entry.
* doc/ref/api-data.texi (Bit Vectors): Update.
* libguile/bitvectors.h:
* libguile/bitvectors.c (VALIDATE_BITVECTOR): New helper.
(scm_bitvector_count): New function.
* libguile/deprecated.h:
* libguile/deprecated.c (scm_bit_count): Deprecate.
* module/ice-9/sandbox.scm (bitvector-bindings): Replace bit-count with
bitvector-count.
* module/srfi/srfi-60.scm: No need to #:replace bit-count.
* module/system/vm/frame.scm (available-bindings): Use bitvector-count.
* test-suite/tests/bitvectors.test ("bitvector-count"): Add test.
Fixes <https://bugs.gnu.org/39196>.
Reported by Matt Wette <matt.wette@gmail.com>.
* module/system/repl/command.scm: Augment #:autoload set of bindings.
* module/system/vm/assembler.scm (<arity>): Add new "has-closure?"
flag.
(begin-kw-arity, pack-arity-flags, write-arities): Write
"elided-closure?" flag into binary. A negative flag for compat
reasons.
* module/system/vm/debug.scm (elided-closure?, arity-has-closure?): Add
arity-has-closure? accessor.
* module/system/vm/frame.scm (frame-call-representation): Count from 0
for callees with elided closures.
* module/ice-9/boot-9.scm (make-record-type): Validate that the fields
are a unique list of symbols. Deprecate passing a string as a type
name.
* module/system/base/syntax.scm (define-record): Update to pass a symbol
as a type name.
* test-suite/tests/records.test (rtd-foo, rtd-fŏŏ, "records"): Adapt to
make record types with symbol names.
This fixes a bug whereby the compiler would sometimes allocate floats in
marked space.
* libguile/gc-inline.h (scm_inline_gc_malloc_pointerless_words): New
internal helper.
* libguile/intrinsics.h (SCM_FOR_ALL_VM_INTRINSICS):
* libguile/intrinsics.c (allocate_pointerless_words):
(allocate_pointerless_words_with_freelist): New intrinsics.
* libguile/jit.c (compile_allocate_pointerless_words):
(compile_allocate_pointerless_words_immediate): New compilers.
* libguile/vm-engine.c (allocate_pointerless_words)
(allocate_pointerless_words_immediate): New opcodes.
* module/language/cps/compile-bytecode.scm (compile-function):
* module/language/cps/effects-analysis.scm (param):
* module/language/cps/reify-primitives.scm (reify-primitives):
* module/language/cps/specialize-primcalls.scm (specialize-primcalls):
* module/language/cps/types.scm (allocate-words):
(allocate-words/immediate):
* module/system/vm/assembler.scm (system): Add support for the new
opcodes.
* libguile/intrinsics.c (scm_atan1): New intrinsic, wrapping scm_atan.
(scm_bootstrap_intrinsics): Add new intrinsics.
* libguile/intrinsics.h (scm_t_f64_from_f64_f64_intrinsic): New
intrinsic type.
(SCM_FOR_ALL_VM_INTRINSICS): Add intrinsics for floor, ceiling, sin,
cos, tan, asin, acos, atan, and their unboxed counterparts.
* libguile/jit.c (sp_f64_operand): New helper.
(compile_call_f64_from_f64, compile_call_f64_from_f64_f64): Call out
to intrinsics.
* libguile/vm-engine.c (call-f64<-f64-f64): New opcode.
* module/language/cps/effects-analysis.scm: Add new intrinsics.
* module/language/cps/reify-primitives.scm (compute-known-primitives):
Add new intrinsics.
* module/language/cps/slot-allocation.scm (compute-var-representations):
Add 'f64 slot types for the new unboxed intrinsics.
* module/language/cps/specialize-numbers.scm (specialize-operations):
Support unboxing the new intrinsics.
* module/language/cps/types.scm: Define type inferrers for the new
intrinsics.
* module/language/tree-il/cps-primitives.scm: Define CPS translations
for the new intrinsics.
* module/language/tree-il/primitives.scm (*interesting-primitive-names*):
(*effect-free-primitives*, atan): Define primitive resolvers.
* module/system/vm/assembler.scm: Export assemblers for the new
intrinsics.
(define-f64<-f64-f64-intrinsic): New helper.
