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1;;; llvm-mode.el --- Major mode for the LLVM assembler language.2 3;; Maintainer: The LLVM team, http://llvm.org/4;; Version: 1.05 6;;; Commentary:7 8;; Major mode for editing LLVM IR files.9 10;;; Code:11 12(defvar llvm-mode-syntax-table13 (let ((table (make-syntax-table)))14 (modify-syntax-entry ?% "_" table)15 (modify-syntax-entry ?. "_" table)16 (modify-syntax-entry ?\; "< " table)17 (modify-syntax-entry ?\n "> " table)18 table)19 "Syntax table used while in LLVM mode.")20 21(defconst llvm-mode-primitive-type-regexp22 (concat23 "\\(i[0-9]+\\|"24 (regexp-opt25 '("void" "half" "bfloat" "float" "double" "fp128" "x86_fp80" "ppc_fp128"26 "x86_mmx" "x86_amx" "ptr" "type" "label" "opaque" "token") t)27 "\\)"))28 29(defvar llvm-font-lock-keywords30 (list31 ;; Attributes32 `(,(regexp-opt33 '("alwaysinline" "argmemonly" "allocsize" "builtin" "cold" "convergent" "dereferenceable" "dereferenceable_or_null" "hot" "immarg" "inaccessiblememonly"34 "inaccessiblemem_or_argmemonly" "inalloca" "inlinehint" "jumptable" "minsize" "mustprogress" "naked" "nobuiltin" "nonnull" "nocapture"35 "nocallback" "nocf_check" "noduplicate" "noext" "nofree" "noimplicitfloat" "noinline" "nomerge" "nonlazybind" "noprofile" "noredzone" "noreturn"36 "norecurse" "nosync" "noundef" "nounwind" "nosanitize_bounds" "nosanitize_coverage" "null_pointer_is_valid" "optdebug" "optforfuzzing" "optnone" "optsize" "preallocated" "readnone" "readonly" "returned" "returns_twice"37 "shadowcallstack" "signext" "speculatable" "speculative_load_hardening" "ssp" "sspreq" "sspstrong" "safestack" "sanitize_address" "sanitize_alloc_token" "sanitize_hwaddress" "sanitize_memtag"38 "sanitize_thread" "sanitize_memory" "strictfp" "swifterror" "uwtable" "vscale_range" "willreturn" "writeonly" "zeroext") 'symbols) . font-lock-constant-face)39 ;; Variables40 '("%[-a-zA-Z$._][-a-zA-Z$._0-9]*" . font-lock-variable-name-face)41 ;; Labels42 '("[-a-zA-Z$._0-9]+:" . font-lock-variable-name-face)43 ;; Unnamed variable slots44 '("%[-]?[0-9]+" . font-lock-variable-name-face)45 ;; Function names46 '("@[-a-zA-Z$._][-a-zA-Z$._0-9]*" . font-lock-function-name-face)47 ;; Fixed vector types48 `(,(concat "<[ \t]*\\([0-9]+\\)[ \t]*x[ \t]+"49 llvm-mode-primitive-type-regexp50 "[ \t]*>")51 (1 'font-lock-type-face)52 (2 'font-lock-type-face))53 ;; Scalable vector types54 `(,(concat "<[ \t]*\\(vscale[ \t]\\)+x[ \t]+\\([0-9]+\\)[ \t]*x[ \t]+"55 llvm-mode-primitive-type-regexp56 "[ \t]*>")57 (1 'font-lock-keyword-face)58 (2 'font-lock-type-face)59 (3 'font-lock-type-face))60 ;; Primitive types61 `(,(concat "\\<" llvm-mode-primitive-type-regexp "\\>") . font-lock-type-face)62 ;; Integer literals63 '("\\b[-]?[0-9]+\\b" . font-lock-preprocessor-face)64 ;; Values that can appear in a vec65 '("\\b\\(true\\|false\\|null\\|undef\\|poison\\|none\\)\\b" . font-lock-keyword-face)66 ;; Floating point constants67 '("\\b[-+]?[0-9]+.[0-9]*\\([eE][-+]?[0-9]+\\)?\\b" . font-lock-preprocessor-face)68 ;; Hex constants69 '("\\b[us]?0x[0-9A-Fa-f]+\\b" . font-lock-preprocessor-face)70 ;; Keywords71 `(,(regexp-opt72 '(;; Toplevel entities73 "declare" "define" "module" "target" "source_filename" "global" "constant" "const" "alias" "ifunc" "comdat"74 "attributes" "uselistorder" "uselistorder_bb"75 ;; Linkage types76 "private" "internal" "weak" "weak_odr" "linkonce" "linkonce_odr" "available_externally" "appending" "common" "extern_weak" "external"77 "uninitialized" "implementation" "..."78 ;; Values79 "zeroinitializer" "c" "asm" "blockaddress"80 81 ;; Calling conventions82 "ccc" "fastcc" "coldcc" "anyregcc" "preserve_mostcc" "preserve_allcc"83 "cxx_fast_tlscc" "swiftcc" "tailcc" "swifttailcc" "cfguard_checkcc"84 ;; Visibility styles85 "default" "hidden" "protected"86 ;; DLL storages87 "dllimport" "dllexport"88 ;; Thread local89 "thread_local" "localdynamic" "initialexec" "localexec"90 ;; Runtime preemption specifiers91 "dso_preemptable" "dso_local" "dso_local_equivalent"92 93 "gc" "atomic" "no_cfi" "volatile" "personality" "prologue" "section") 'symbols) . font-lock-keyword-face)94 ;; Arithmetic and Logical Operators95 `(,(regexp-opt '("add" "sub" "mul" "sdiv" "udiv" "urem" "srem" "and" "or" "xor"96 "setne" "seteq" "setlt" "setgt" "setle" "setge") 'symbols) . font-lock-keyword-face)97 ;; Floating-point operators98 `(,(regexp-opt '("fadd" "fsub" "fneg" "fmul" "fdiv" "frem") 'symbols) . font-lock-keyword-face)99 ;; Special instructions100 `(,(regexp-opt '("phi" "tail" "call" "select" "to" "shl" "lshr" "ashr" "fcmp" "icmp" "va_arg" "landingpad" "freeze") 'symbols) . font-lock-keyword-face)101 ;; Control instructions102 `(,(regexp-opt '("ret" "br" "switch" "invoke" "resume" "unwind" "unreachable" "indirectbr" "callbr") 'symbols) . font-lock-keyword-face)103 ;; Memory operators104 `(,(regexp-opt '("malloc" "alloca" "free" "load" "store" "getelementptr" "fence" "cmpxchg" "atomicrmw") 'symbols) . font-lock-keyword-face)105 ;; Casts106 `(,(regexp-opt '("bitcast" "inttoptr" "ptrtoint" "trunc" "zext" "sext" "fptrunc" "fpext" "fptoui" "fptosi" "uitofp" "sitofp" "addrspacecast") 'symbols) . font-lock-keyword-face)107 ;; Vector ops108 `(,(regexp-opt '("extractelement" "insertelement" "shufflevector") 'symbols) . font-lock-keyword-face)109 ;; Aggregate ops110 `(,(regexp-opt '("extractvalue" "insertvalue") 'symbols) . font-lock-keyword-face)111 ;; Metadata types112 `(,(regexp-opt '("distinct") 'symbols) . font-lock-keyword-face)113 ;; Debug records114 `(,(concat "#" (regexp-opt '("dbg_assign" "dbg_declare" "dbg_label" "dbg_value") 'symbols)) . font-lock-keyword-face)115 ;; Atomic memory ordering constraints116 `(,(regexp-opt '("unordered" "monotonic" "acquire" "release" "acq_rel" "seq_cst") 'symbols) . font-lock-keyword-face)117 ;; Fast-math flags118 `(,(regexp-opt '("nnan" "ninf" "nsz" "arcp" "contract" "afn" "reassoc" "fast") 'symbols) . font-lock-keyword-face)119 ;; Use-list order directives120 `(,(regexp-opt '("uselistorder" "uselistorder_bb") 'symbols) . font-lock-keyword-face))121 "Syntax highlighting for LLVM.")122 123(defun llvm-current-defun-name ()124 "The `add-log-current-defun' function in LLVM mode."125 (save-excursion126 (end-of-line)127 (if (re-search-backward "^[ \t]*define[ \t]+.+[ \t]+@\\(.+\\)(.*)" nil t)128 (match-string-no-properties 1))))129 130;;;###autoload131(define-derived-mode llvm-mode prog-mode "LLVM"132 "Major mode for editing LLVM source files.133\\{llvm-mode-map}134 Runs `llvm-mode-hook' on startup."135 (setq font-lock-defaults `(llvm-font-lock-keywords))136 (setq-local defun-prompt-regexp "^[ \t]*define[ \t]+.+[ \t]+@.+(.*).+")137 (setq-local add-log-current-defun-function #'llvm-current-defun-name)138 (setq-local comment-start ";"))139 140;; Associate .ll files with llvm-mode141;;;###autoload142(add-to-list 'auto-mode-alist (cons "\\.ll\\'" 'llvm-mode))143 144(provide 'llvm-mode)145 146;;; llvm-mode.el ends here147