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Author SHA1 Message Date
Andy Wingo
4118f09030 CPS conversion does not introduce "throw"
This keeps things higher level, and is a step towards structured
exceptions in guile.

* module/language/cps/guile-vm/reify-primitives.scm (reify-primitives):
Turn raise-type-error, raise-range-error, and raise-arity-error into
variants of "throw".  Lower raise-exception to a non-tail primcall.

* module/language/tree-il/compile-cps.scm: Instead of residualizing
"throw/value+data" throws, exceptions introduced by CPS lowering are
more structured: raise-type-error, raise-range-error, and
raise-arity-error.  Also, lower raise-exception to an ordinary `$throw`
instead of eagerly producing the non-tail call to a $prim.
2023-11-23 10:25:02 +01:00
Andy Wingo
4d834bdc12 Add logand/immediate, ulogand/immediate primcalls
* libguile/jit.c (compile_ulogand_immediate, compile_ulogand_immediate_slow)
* libguile/vm-engine.c (ulogand_immediate): New JIT and interpreter
support for ulogand/immediate.

* module/language/cps/guile-vm/lower-primcalls.scm (string-ref):
(vtable-vtable?):
(vtable-field-boxed?): Emit ulogand/immediate.
* module/language/cps/guile-vm/reify-primitives.scm (reify-primitives):
Remove logand/immediate.  Only emit ulogand/immediate if the immediate
is a u8.  Refactor mul/immediate.

* module/language/cps/specialize-numbers.scm (specialize-operations):
Produce ulogand/immediate if the result is a u64.

* module/language/cps/effects-analysis.scm:
* module/language/cps/types.scm (logand/immediate): Add effect and type
inference for logand/immediate, ulogand/immediate,

* module/language/cps/utils.scm (primcall-raw-representations):
ulogand/immediate makes a u64.

* module/language/tree-il/compile-cps.scm (convert): Generate
logand/immediate if possible.

* module/language/cps/compile-bytecode.scm (compile-function):
* module/system/vm/assembler.scm (system): Add ulogand/immediate
emitter.

* libguile/loader.h (SCM_OBJCODE_MINOR_VERSION): Bump.
2023-11-20 13:43:47 +01:00
Andy Wingo
d08cc4f6e2 Allow string->utf8 to constant-fold
* module/language/tree-il/primitives.scm (*interesting-primitive-names*):
(*primitive-accessors*): Add string->utf8, utf8->string, and
string-utf8-length.
(primitive-module): New public function, moved here from (language
tree-il compile-bytecode).

* module/language/tree-il/compile-bytecode.scm: Use primitive-module
from (language tree-il primitives).

* module/language/tree-il/peval.scm (peval): A bugfix: load primitives
from their proper module.  Allows bytevector primitives to fold.

* module/language/cps/guile-vm/reify-primitives.scm:
* module/language/cps/effects-analysis.scm:
* module/language/cps/types.scm
* module/language/tree-il/primitives.scm:
* module/language/tree-il/cps-primitives.scm:
* module/language/tree-il/effects.scm (make-effects-analyzer):
Add string->utf8, utf8->string, and string-utf8-length.

* module/language/tree-il/compile-cps.scm (string->utf8)
(string-utf8-length, utf8->string): New custom lowerers, including type
checks and an unboxed result for string-utf8-length.

* module/system/vm/assembler.scm:
* libguile/intrinsics.h:
* libguile/intrinsics.c: Because string-utf8-length returns an unboxed
value, we need an intrinsic for it; go ahead and add an intrinsic for
string->utf8 and utf8->string too, as we will likely be able to use
these in the future.
2023-11-15 10:44:21 +01:00
Andy Wingo
6756aeff95 Better compilation for symbol->string
* libguile/intrinsics.c (scm_bootstrap_intrinsics):
* libguile/intrinsics.h (SCM_FOR_ALL_VM_INTRINSICS): Add symbol->string
intrinsic.
* module/language/cps/guile-vm/reify-primitives.scm (compute-known-primitives):
* module/language/tree-il/compile-bytecode.scm (+):
* module/language/tree-il/compile-cps.scm (symbol->string):
* module/language/tree-il/cps-primitives.scm (symbol->string):
* module/language/cps/effects-analysis.scm (symbol->string):
* module/language/cps/types.scm (symbol->keyword):
* module/system/vm/assembler.scm (symbol->string): Add the necessary
code to compile symbol->string.
2023-09-15 10:18:50 +02:00
Andy Wingo
dc4fe9741f Add new $calli expression type.
* module/language/cps.scm ($calli): New expression type which calls a
function entry as originally captured via $code.  Adapt all callers.
2023-08-17 14:16:12 +02:00
Andy Wingo
941c757ab7 Introduce target-runtime parameter for backend-specific CPS lowering
* module/system/base/target.scm (target-runtime): New export.
* module/language/cps/optimize.scm (make-cps-lowerer): Load a
backend-specific lowering module dynamically.

* module/language/cps/guile-vm.scm: New module for lowering to Guile's
VM.
* module/language/cps/guile-vm/loop-instrumentation.scm:
* module/language/cps/guile-vm/lower-primcalls.scm:
* module/language/cps/guile-vm/reify-primitives.scm: Move here, from
parent dir.

* am/bootstrap.am: Update for new file list.
2023-08-17 14:16:12 +02:00
Renamed from module/language/cps/reify-primitives.scm (Browse further)