diff options
Diffstat (limited to 'gnu/packages')
-rw-r--r-- | gnu/packages/chez.scm | 76 | ||||
-rw-r--r-- | gnu/packages/racket.scm | 26 |
2 files changed, 74 insertions, 28 deletions
diff --git a/gnu/packages/chez.scm b/gnu/packages/chez.scm index 26f653ea9d..5d152b3db5 100644 --- a/gnu/packages/chez.scm +++ b/gnu/packages/chez.scm @@ -37,6 +37,7 @@ #:use-module (gnu packages compression) #:use-module (gnu packages ncurses) #:use-module (gnu packages ghostscript) + #:use-module (gnu packages libffi) #:use-module (gnu packages linux) #:use-module (gnu packages netpbm) #:use-module (gnu packages racket) @@ -49,6 +50,7 @@ #:use-module (srfi srfi-26) #:export (chez-scheme-for-system racket-cs-native-supported-system? + nix-system->pbarch-machine-type unpack-nanopass+stex)) ;; Commentary: @@ -231,6 +233,28 @@ future." (and=> (assoc-ref %chez-features-table chez-os) (cut assoc-ref <> chez-arch)))) +(define* (nix-system->pbarch-machine-type #:optional + (system + (or (%current-target-system) + (%current-system))) + #:key (threads? #t)) + "Return a string naming the pseudo–machine type used by Racket's variant of +Chez Scheme to represent the appropriate ``pbarch'' backend for SYSTEM: that +is, the ``portable bytecode'' backend specialized for SYSTEM's word size and +endianness. The result will name the threaded machine type unless THREADS? is +provided and is #f." + (string-append (if threads? + "t" + "") + "pb" + (if (target-64bit? system) + "64" + "32") + ;; missing (guix utils) predicate target-little-endian? + (if (target-ppc32? system) + "b" + "l"))) + (define* (racket-cs-native-supported-system? #:optional (system (or (%current-target-system) @@ -449,10 +473,14 @@ and 32-bit PowerPC architectures.") ;; When updating, remember to also update %racket-version in racket.scm. (source #f) ; avoid problematic cycle with racket.scm (inputs - (modify-inputs (package-inputs chez-scheme) - (delete "libx11" "util-linux:lib") - (replace "chez-scheme-bootstrap-bootfiles" - chez-scheme-for-racket-bootstrap-bootfiles))) + (let ((inputs (modify-inputs (package-inputs chez-scheme) + (replace "chez-scheme-bootstrap-bootfiles" + chez-scheme-for-racket-bootstrap-bootfiles) + (delete "libx11" "util-linux:lib")))) + (if (racket-cs-native-supported-system?) + inputs + (modify-inputs inputs + (prepend libffi))))) (native-inputs (let ((native-inputs (modify-inputs (package-native-inputs chez-scheme) (prepend zuo)))) @@ -473,10 +501,16 @@ and 32-bit PowerPC architectures.") ((#:configure-flags cfg-flags #~'()) #~`("--disable-x11" "--threads" ;; ok to potentially duplicate - #$@(if (%current-target-system) - (list (string-append "-m=" - (racket-cs-native-supported-system?))) - '()) + #$(string-append "-m=" (or (racket-cs-native-supported-system?) + (nix-system->pbarch-machine-type))) + ;; ^ could skip -m= for non-cross non-pbarch builds + #$@(if (racket-cs-native-supported-system?) + #~() + ;; not inferred on non-native platforms: see + ;; https://racket.discourse.group/t/950/9 + #~("--enable-libffi" + "CFLAGS=-g -O2 -D_REENTRANT -pthread" + "LIBS=-lm -ldl -lrt -lffi -lncurses")) #$@(if (%current-target-system) (list (string-append "--toolprefix=" (%current-target-system) @@ -543,10 +577,7 @@ and 32-bit PowerPC architectures.") (add-after 'unpack 'chdir (lambda args (chdir "racket/src/ChezScheme")))))))) - ;; TODO: How to build pbarch/pbchunks for other systems? - ;; See https://racket.discourse.group/t/950 - (supported-systems (filter racket-cs-native-supported-system? - %supported-systems)) + (supported-systems %supported-systems) (home-page "https://github.com/racket/ChezScheme") ;; ^ This is downstream of https://github.com/racket/racket, ;; but it's designed to be a friendly landing place for people @@ -559,13 +590,17 @@ supported by upstream Chez Scheme. Main additions to Chez Scheme in the Racket variant: @itemize @bullet @item -AArch64 support +AArch64 code generation @item -Portable bytes (@code{pb}) support, which is mainly useful for bootstrapping -a build on any supported platform +Portable bytecode (@code{pb}) mode, which is mainly useful for bootstrapping a +build on any platform, but can also be used on platforms without native-code +generation, compiled via Emscripten, linked with @code{libffi}, or used with +bytecode partially compiled to C @item Unboxed floating-point arithmetic and flvectors @item +Faster multiplication and division for large exact numbers +@item Type reconstruction during optimization (especially for safe code) @item Continuation attachments @@ -576,8 +611,6 @@ accounting @item Ordered finalization, immobile (but collectable) objects, weak/ephemeron generic hash tables, and reference bytevectors -@item -Faster multiplication and division for large exact numbers @end itemize") (license asl2.0))) @@ -655,13 +688,18 @@ source."))) "makefiles/boot.zuo" (search-input-file (or native-inputs inputs) "/bin/scheme") - #$(racket-cs-native-supported-system?))) + #$(or (racket-cs-native-supported-system?) + (nix-system->pbarch-machine-type)))) (else ;; bootstrapping #~(invoke (search-input-file (or native-inputs inputs) "/opt/racket-vm/bin/racket") - "rktboot/main.rkt")))))))))) + "rktboot/main.rkt" + #$@(if (racket-cs-native-supported-system?) + #~() + (let ((m (nix-system->pbarch-machine-type))) + #~("--machine" #$m))))))))))))) (supported-systems (package-supported-systems chez-scheme-for-racket)) (home-page "https://github.com/racket/ChezScheme") diff --git a/gnu/packages/racket.scm b/gnu/packages/racket.scm index 4fcdd2f721..264b44b7fd 100644 --- a/gnu/packages/racket.scm +++ b/gnu/packages/racket.scm @@ -311,7 +311,7 @@ One of the early layers implements macros.") (version %racket-version) (source %racket-origin) (inputs (list ncurses ;; <- common to all variants (for #%terminal) - libffi)) ;; <- only for BC variants + libffi)) ;; <- for BC and non-native CS variants (native-inputs (cons* zuo ;; <- for all variants libtool ;; <- only for BC variants (if (%current-target-system) @@ -417,10 +417,8 @@ code to use the 3M garbage collector.") (description "The Racket BC (``before Chez'' or ``bytecode'') implementation was the default before Racket 8.0. It uses a compiler written in C targeting architecture-independent bytecode, plus a JIT compiler on most -platforms. Racket BC has a different C API and supports a slightly different -set of architectures than the current default runtime system, Racket CS (based -on ``Chez Scheme''). It is the recommended implementation for architectures -that Racket CS doesn't support. +platforms. Racket BC has a different C API than the current default runtime +system, Racket CS (based on ``Chez Scheme''). This package is the normal implementation of Racket BC with a precise garbage collector, 3M (``Moving Memory Manager'').") @@ -433,9 +431,12 @@ collector, 3M (``Moving Memory Manager'').") (inherit racket-vm-bc) (name "racket-vm-cs") (inputs - (modify-inputs (package-inputs racket-vm-cgc) - (prepend zlib lz4) - (delete "libffi"))) + (let ((inputs (modify-inputs (package-inputs racket-vm-cgc) + (prepend zlib lz4)))) + (if (racket-cs-native-supported-system?) + (modify-inputs inputs + (delete "libffi")) + inputs))) (native-inputs (let ((native-inputs (package-native-inputs racket-vm-cgc))) (modify-inputs (if (%current-target-system) @@ -464,12 +465,19 @@ collector, 3M (``Moving Memory Manager'').") #+(this-package-native-input "chez-scheme-for-racket") "/bin/scheme") + #$@(if (racket-cs-native-supported-system?) + #~() + #~(#$(string-append "--enable-mach=" + (nix-system->pbarch-machine-type)) + "--enable-pb")) #$racket-vm-common-configure-flags)))) (synopsis "Racket CS implementation") (description "The Racket CS implementation, which uses ``Chez Scheme'' as its core compiler and runtime system, has been the default Racket VM implementation since Racket 8.0. It performs better than the Racket BC -implementation for most programs. +implementation for most programs. On systems for which Racket CS cannot +generate machine code, this package uses a variant of its ``portable +bytecode'' backend specialized for word size and endianness. Using the Racket VM packages directly is not recommended: instead, install the @code{racket-minimal} or @code{racket} packages.") |