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Syntax for asm! macro (RFC 2850) #410

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Merged
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Jun 11, 2020
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Syntax for asm! macro (RFC 2850) #410

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25 changes: 25 additions & 0 deletions syntax/rust.vim
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Original file line number Diff line number Diff line change
Expand Up @@ -230,6 +230,27 @@ syn region rustCommentBlockDocNestError matchgroup=rustCommentBlockDocError star

syn keyword rustTodo contained TODO FIXME XXX NB NOTE

" asm! macro {{{2
syn region rustAsmMacro matchgroup=rustMacro start="\<asm!\s*(" end=")" contains=rustAsmDirSpec,rustAsmSym,rustAsmConst,rustAsmOptionsGroup,rustComment.*,rustString.*

" Clobbered registers
syn keyword rustAsmDirSpec in out lateout inout inlateout contained nextgroup=rustAsmReg skipwhite skipempty
syn region rustAsmReg start="(" end=")" contained contains=rustString

" Symbol operands
syn keyword rustAsmSym sym contained nextgroup=rustAsmSymPath skipwhite skipempty
syn region rustAsmSymPath start="\S" end=",\|)"me=s-1 contained contains=rustComment.*,rustIdentifier

" Const
syn region rustAsmConstBalancedParens start="("ms=s+1 end=")" contained contains=@rustAsmConstExpr
syn cluster rustAsmConstExpr contains=rustComment.*,rust.*Number,rustString,rustAsmConstBalancedParens
syn region rustAsmConst start="const" end=",\|)"me=s-1 contained contains=rustStorage,@rustAsmConstExpr

" Options
syn region rustAsmOptionsGroup start="options\s*(" end=")" contained contains=rustAsmOptions,rustAsmOptionsKey
syn keyword rustAsmOptionsKey options contained
syn keyword rustAsmOptions pure nomem readonly preserves_flags noreturn nostack att_syntax contained

" Folding rules {{{2
" Trivial folding rules to begin with.
" FIXME: use the AST to make really good folding
Expand Down Expand Up @@ -345,6 +366,10 @@ hi def link rustObsoleteExternMod Error
hi def link rustQuestionMark Special
hi def link rustAsync rustKeyword
hi def link rustAwait rustKeyword
hi def link rustAsmDirSpec rustKeyword
hi def link rustAsmSym rustKeyword
hi def link rustAsmOptions rustKeyword
hi def link rustAsmOptionsKey rustAttribute

" Other Suggestions:
" hi rustAttribute ctermfg=cyan
Expand Down