#:use-module (srfi srfi-1)
#:use-module (srfi srfi-26)
#:use-module (ice-9 match)
+ #:use-module (ice-9 regex)
#:export (cross-binutils
cross-libc
cross-gcc))
`(cons "--with-sysroot=/" ,flags)))))))
(cross binutils target)))
+(define (gcc-configure-flags-for-triplet target)
+ "Return a list of additional GCC `configure' flags for TARGET, a GNU triplet.
+
+The purpose of this procedure is to translate extended GNU triplets---e.g.,
+where the OS part is overloaded to denote a specific ABI---into GCC
+`configure' options. We take extended GNU triplets that glibc recognizes."
+ (cond ((string-match "^mips64el.*gnuabin?64$" target)
+ ;; Triplets recognized by glibc as denoting the N64 ABI; see
+ ;; ports/sysdeps/mips/preconfigure.
+ '("--with-abi=64"))
+ (else
+ ;; TODO: Add `armel.*gnueabi', `hf', etc.
+ '())))
+
(define* (cross-gcc target
#:optional (xbinutils (cross-binutils target)) libc)
"Return a cross-compiler for TARGET, where TARGET is a GNU triplet. Use
,@(substitute-keyword-arguments (package-arguments gcc-4.7)
((#:configure-flags flags)
`(append (list ,(string-append "--target=" target)
+ ,@(gcc-configure-flags-for-triplet target)
,@(if libc
'()
`( ;; Disable features not needed at this stage.
;;;
(define-public xgcc-mips64el
- (let ((triplet "mips64el-linux-gnu"))
+ (let ((triplet "mips64el-linux-gnuabi64")) ; N64 ABI
(cross-gcc triplet
(cross-binutils triplet)
(cross-libc triplet))))