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compile-bytecode uses target-endianness

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* module/language/assembly/compile-bytecode.scm (compile-bytecode):
  Use target-endianness, from (system base target).
This commit is contained in:
Andy Wingo 2011-05-27 13:29:45 +02:00
parent 42090217cf
commit 34ed9dfd1f
1 changed files with 7 additions and 5 deletions
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10
module/language/assembly/compile-bytecode.scm
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@ -20,6 +20,7 @@
(define-module (language assembly compile-bytecode) (define-module (language assembly compile-bytecode)
#:use-module (system base pmatch) #:use-module (system base pmatch)
#:use-module (system base target)
#:use-module (language assembly) #:use-module (language assembly)
#:use-module (system vm instruction) #:use-module (system vm instruction)
#:use-module (rnrs bytevectors) #:use-module (rnrs bytevectors)
@ -38,7 +39,7 @@
((_ arg) ((_ arg)
(begin body body* ...))))))) (begin body body* ...)))))))
(define (fill-bytecode bv) (define (fill-bytecode bv target-endianness)
(let ((pos 0)) (let ((pos 0))
(define-inline1 (write-byte b) (define-inline1 (write-byte b)
(bytevector-u8-set! bv pos b) (bytevector-u8-set! bv pos b)
@ -54,7 +55,7 @@
(bytevector-u32-set! bv pos x (endianness big)) (bytevector-u32-set! bv pos x (endianness big))
(set! pos (+ pos 4))) (set! pos (+ pos 4)))
(define-inline1 (write-uint32 x) (define-inline1 (write-uint32 x)
(bytevector-u32-native-set! bv pos x) (bytevector-u32-set! bv pos x target-endianness)
(set! pos (+ pos 4))) (set! pos (+ pos 4)))
(define-inline1 (write-loader-len len) (define-inline1 (write-loader-len len)
(bytevector-u8-set! bv pos (ash len -16)) (bytevector-u8-set! bv pos (ash len -16))
@ -77,7 +78,7 @@
(bytevector-copy! bv* 0 bv pos len) (bytevector-copy! bv* 0 bv pos len)
(set! pos (+ pos len)))) (set! pos (+ pos len))))
(define-inline1 (write-wide-string s) (define-inline1 (write-wide-string s)
(write-bytevector (string->utf32 s (native-endianness)))) (write-bytevector (string->utf32 s target-endianness)))
(define-inline1 (write-break label) (define-inline1 (write-break label)
(let ((offset (- (assq-ref labels label) (+ (get-addr) 3)))) (let ((offset (- (assq-ref labels label) (+ (get-addr) 3))))
(cond ((>= offset (ash 1 23)) (error "jump too far forward" offset)) (cond ((>= offset (ash 1 23)) (error "jump too far forward" offset))
@ -160,6 +161,7 @@
(fill-bytecode (make-bytevector (+ 4 4 length (fill-bytecode (make-bytevector (+ 4 4 length
(if meta (if meta
(1- (byte-length meta)) (1- (byte-length meta))
0))))) 0)))
(target-endianness)))
(else (error "bad assembly" assembly)))) (else (error "bad assembly" assembly))))