Parse an assembler name specifier.
(parse-asm-name-specifier uscores first-span pstate) → (mv erp asmspec span new-pstate)
This is used only if GCC extensions are supported.
This is called after parsing the initial
Function:
(defun parse-asm-name-specifier (uscores first-span pstate) (declare (xargs :guard (and (booleanp uscores) (spanp first-span) (parstatep pstate)))) (let ((__function__ 'parse-asm-name-specifier)) (declare (ignorable __function__)) (b* (((reterr) (irr-asm-name-spec) (irr-span) (irr-parstate)) ((erp & pstate) (read-punctuator "(" pstate)) ((erp token span pstate) (read-token pstate)) ((unless (and token (token-case token :string))) (reterr-msg :where (position-to-msg (span->start span)) :expected "a string literal" :found (token-to-msg token))) (pstate (unread-token pstate)) ((erp strings & pstate) (parse-*-stringlit pstate)) ((erp last-span pstate) (read-punctuator ")" pstate))) (retok (make-asm-name-spec :strings strings :uscores uscores) (span-join first-span last-span) pstate))))
Theorem:
(defthm asm-name-specp-of-parse-asm-name-specifier.asmspec (b* (((mv acl2::?erp ?asmspec ?span ?new-pstate) (parse-asm-name-specifier uscores first-span pstate))) (asm-name-specp asmspec)) :rule-classes :rewrite)
Theorem:
(defthm spanp-of-parse-asm-name-specifier.span (b* (((mv acl2::?erp ?asmspec ?span ?new-pstate) (parse-asm-name-specifier uscores first-span pstate))) (spanp span)) :rule-classes :rewrite)
Theorem:
(defthm parstatep-of-parse-asm-name-specifier.new-pstate (b* (((mv acl2::?erp ?asmspec ?span ?new-pstate) (parse-asm-name-specifier uscores first-span pstate))) (parstatep new-pstate)) :rule-classes :rewrite)
Theorem:
(defthm parsize-of-parse-asm-name-specifier-uncond (b* (((mv acl2::?erp ?asmspec ?span ?new-pstate) (parse-asm-name-specifier uscores first-span pstate))) (<= (parsize new-pstate) (parsize pstate))) :rule-classes :linear)
Theorem:
(defthm parsize-of-parse-asm-name-specifier-cond (b* (((mv acl2::?erp ?asmspec ?span ?new-pstate) (parse-asm-name-specifier uscores first-span pstate))) (implies (not erp) (<= (parsize new-pstate) (1- (parsize pstate))))) :rule-classes :linear)