impc:ir:compiler:modulo   scheme


Defined in:  https://github.com/digego/extempore/tree/v0.8.9/runtime/llvmir.xtm

Implementation

(define impc:ir:compiler:modulo
  (lambda (ast types . hint?)
                                        ;(print 'modulo: 'ast: ast 'hint: hint?)
    (let* ((type-hint (let ((value (assoc-strcmp (cl:find-if symbol? (cdr ast)) types)))
                        (if value
                            (cdr value)
                            (if (null? hint?)
                                '()
                                (car hint?)))))
           (a (if (null? type-hint)
                  (impc:ir:compiler (cadr ast) types)
                  (impc:ir:compiler (cadr ast) types type-hint)))
           (aval (impc:ir:gname))
           (b (if (null? type-hint)
                  (impc:ir:compiler (caddr ast) types)
                  (impc:ir:compiler (caddr ast) types type-hint)))
           (bval (impc:ir:gname))
           (os (make-string 0))
           (type (if (null? type-hint)
                     (cadr aval)
                     (impc:ir:get-type-str type-hint))))
      ;; sanity check
      (if (not (and (impc:ir:number? (cadr aval))
                    (impc:ir:number? (cadr bval))))
          (impc:compiler:print-type-conflict-error (cadr aval) (cadr bval) ast))
      (emit a os)
      (emit b os)
                                        ;(print (car aval) '>> (car bval) '>> type)
      ;; do llvm float constant check
      (if (= *impc:ir:fp32* (impc:ir:get-type-from-str type))
          (begin (if (number? (cadr ast)) (set-car! aval (llvm:convert-float (car aval))))
                 (if (number? (caddr ast)) (set-car! bval (llvm:convert-float (car bval))))))
      ;; do llvm double constant check
      (if (= *impc:ir:fp64* (impc:ir:get-type-from-str type))
          (begin (if (number? (cadr ast)) (set-car! aval (number->string (* 1.0 (cadr ast)))))
                 (if (number? (caddr ast)) (set-car! bval (number->string (* 1.0 (caddr ast)))))))


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