| ;;; llvm-mode.el --- Major mode for the LLVM assembler language. |
| |
| ;; Maintainer: The LLVM team, http://llvm.org/ |
| ;; Version: 1.0 |
| |
| ;;; Commentary: |
| |
| ;; Major mode for editing LLVM IR files. |
| |
| ;;; Code: |
| |
| (defvar llvm-mode-syntax-table |
| (let ((table (make-syntax-table))) |
| (modify-syntax-entry ?% "_" table) |
| (modify-syntax-entry ?. "_" table) |
| (modify-syntax-entry ?\; "< " table) |
| (modify-syntax-entry ?\n "> " table) |
| table) |
| "Syntax table used while in LLVM mode.") |
| |
| (defvar llvm-font-lock-keywords |
| (list |
| ;; Attributes |
| `(,(regexp-opt |
| '("alwaysinline" "argmemonly" "builtin" "cold" "convergent" "inaccessiblememonly" |
| "inaccessiblemem_or_argmemonly" "inlinehint" "jumptable" "minsize" "naked" "nobuiltin" |
| "noduplicate" "noimplicitfloat" "noinline" "nonlazybind" "noredzone" "noreturn" |
| "norecurse" "nounwind" "optnone" "optsize" "readnone" "readonly" "returns_twice" |
| "speculatable" "ssp" "sspreq" "sspstrong" "safestack" "sanitize_address" "sanitize_hwaddress" |
| "sanitize_thread" "sanitize_memory" "strictfp" "uwtable" "writeonly" "immarg") 'symbols) . font-lock-constant-face) |
| ;; Variables |
| '("%[-a-zA-Z$._][-a-zA-Z$._0-9]*" . font-lock-variable-name-face) |
| ;; Labels |
| '("[-a-zA-Z$._0-9]+:" . font-lock-variable-name-face) |
| ;; Unnamed variable slots |
| '("%[-]?[0-9]+" . font-lock-variable-name-face) |
| ;; Types |
| `(,(regexp-opt '("void" "i1" "i8" "i16" "i32" "i64" "i128" "float" "double" "type" "label" "opaque") 'symbols) . font-lock-type-face) |
| ;; Integer literals |
| '("\\b[-]?[0-9]+\\b" . font-lock-preprocessor-face) |
| ;; Floating point constants |
| '("\\b[-+]?[0-9]+.[0-9]*\\([eE][-+]?[0-9]+\\)?\\b" . font-lock-preprocessor-face) |
| ;; Hex constants |
| '("\\b0x[0-9A-Fa-f]+\\b" . font-lock-preprocessor-face) |
| ;; Keywords |
| `(,(regexp-opt |
| '(;; Toplevel entities |
| "declare" "define" "module" "target" "source_filename" "global" "constant" "const" |
| "attributes" "uselistorder" "uselistorder_bb" |
| ;; Linkage types |
| "private" "internal" "weak" "weak_odr" "linkonce" "linkonce_odr" "available_externally" "appending" "common" "extern_weak" "external" |
| "uninitialized" "implementation" "..." |
| ;; Values |
| "true" "false" "null" "undef" "zeroinitializer" "none" "c" "asm" "blockaddress" |
| |
| ;; Calling conventions |
| "ccc" "fastcc" "coldcc" "webkit_jscc" "anyregcc" "preserve_mostcc" "preserve_allcc" |
| "cxx_fast_tlscc" "swiftcc" |
| |
| "atomic" "volatile" "personality" "prologue" "section") 'symbols) . font-lock-keyword-face) |
| ;; Arithmetic and Logical Operators |
| `(,(regexp-opt '("add" "sub" "mul" "sdiv" "udiv" "urem" "srem" "and" "or" "xor" |
| "setne" "seteq" "setlt" "setgt" "setle" "setge") 'symbols) . font-lock-keyword-face) |
| ;; Floating-point operators |
| `(,(regexp-opt '("fadd" "fsub" "fneg" "fmul" "fdiv" "frem") 'symbols) . font-lock-keyword-face) |
| ;; Special instructions |
| `(,(regexp-opt '("phi" "tail" "call" "select" "to" "shl" "lshr" "ashr" "fcmp" "icmp" "va_arg" "landingpad") 'symbols) . font-lock-keyword-face) |
| ;; Control instructions |
| `(,(regexp-opt '("ret" "br" "switch" "invoke" "resume" "unwind" "unreachable" "indirectbr") 'symbols) . font-lock-keyword-face) |
| ;; Memory operators |
| `(,(regexp-opt '("malloc" "alloca" "free" "load" "store" "getelementptr" "fence" "cmpxchg" "atomicrmw") 'symbols) . font-lock-keyword-face) |
| ;; Casts |
| `(,(regexp-opt '("bitcast" "inttoptr" "ptrtoint" "trunc" "zext" "sext" "fptrunc" "fpext" "fptoui" "fptosi" "uitofp" "sitofp" "addrspacecast") 'symbols) . font-lock-keyword-face) |
| ;; Vector ops |
| `(,(regexp-opt '("extractelement" "insertelement" "shufflevector") 'symbols) . font-lock-keyword-face) |
| ;; Aggregate ops |
| `(,(regexp-opt '("extractvalue" "insertvalue") 'symbols) . font-lock-keyword-face) |
| ;; Metadata types |
| `(,(regexp-opt '("distinct") 'symbols) . font-lock-keyword-face) |
| ;; Use-list order directives |
| `(,(regexp-opt '("uselistorder" "uselistorder_bb") 'symbols) . font-lock-keyword-face)) |
| "Syntax highlighting for LLVM.") |
| |
| ;; Emacs 23 compatibility. |
| (defalias 'llvm-mode-prog-mode |
| (if (fboundp 'prog-mode) |
| 'prog-mode |
| 'fundamental-mode)) |
| |
| ;;;###autoload |
| (define-derived-mode llvm-mode llvm-mode-prog-mode "LLVM" |
| "Major mode for editing LLVM source files. |
| \\{llvm-mode-map} |
| Runs `llvm-mode-hook' on startup." |
| (setq font-lock-defaults `(llvm-font-lock-keywords)) |
| (setq-local comment-start ";")) |
| |
| ;; Associate .ll files with llvm-mode |
| ;;;###autoload |
| (add-to-list 'auto-mode-alist (cons "\\.ll\\'" 'llvm-mode)) |
| |
| (provide 'llvm-mode) |
| |
| ;;; llvm-mode.el ends here |