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| author | Ludovic Courtès <ludo@gnu.org> | 2019-07-23 16:57:25 +0200 |
|---|---|---|
| committer | Ludovic Courtès <ludo@gnu.org> | 2019-07-24 00:31:22 +0200 |
| commit | 96a9a8d398b0bbb44ad96d41597a8f0323628e86 (patch) | |
| tree | c96c4047345798bab316908fd7a562b86da989b1 /gnu/packages/llvm.scm | |
| parent | c42db89ff992037841e7937059db952571af86fa (diff) | |
| download | patches-96a9a8d398b0bbb44ad96d41597a8f0323628e86.tar patches-96a9a8d398b0bbb44ad96d41597a8f0323628e86.tar.gz | |
gnu: llvm: Add 'system->llvm-target' procedure.
* gnu/packages/llvm.scm (system->llvm-target): New procedure.
Diffstat (limited to 'gnu/packages/llvm.scm')
| -rw-r--r-- | gnu/packages/llvm.scm | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/gnu/packages/llvm.scm b/gnu/packages/llvm.scm index 1fe9af38e0..9efb4a4841 100644 --- a/gnu/packages/llvm.scm +++ b/gnu/packages/llvm.scm @@ -46,7 +46,30 @@ #:use-module (gnu packages perl) #:use-module (gnu packages pkg-config) #:use-module (gnu packages python) - #:use-module (gnu packages xml)) + #:use-module (gnu packages xml) + #:export (system->llvm-target)) + +(define* (system->llvm-target #:optional + (system (or (and=> (%current-target-system) + gnu-triplet->nix-system) + (%current-system)))) + "Return the LLVM target name that corresponds to SYSTEM, a system type such +as \"x86_64-linux\"." + ;; See the 'lib/Target' directory of LLVM for a list of supported targets. + (letrec-syntax ((matches (syntax-rules (=>) + ((_ (system-prefix => target) rest ...) + (if (string-prefix? system-prefix system) + target + (matches rest ...))) + ((_) + (error "LLVM target for system is unknown" system))))) + (matches ("aarch64" => "AArch64") + ("armhf" => "ARM") + ("mips64el" => "Mips") + ("powerpc" => "PowerPC") + ("riscv" => "RISCV") + ("x86_64" => "X86") + ("i686" => "X86")))) (define-public llvm-8 (package |