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1 " Vim syntax file
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2 " Language: HASTE - a language for VLSI IC programming
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3 " Maintainer: M. Tranchero - maurizio.tranchero?gmail.com
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4 " Credits: some parts have been taken from vhdl, verilog, and C syntax
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5 " files
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6 " Version: 0.9
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7 " Last Change: 0.9 improvement of haste numbers detection
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8 " Change: 0.8 error matching for wrong hierarchical connections
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9 " Change: 0.7 added more rules to highlight pre-processor directives
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10
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11 " HASTE
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12 if exists("b:current_syntax")
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13 finish
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14 endif
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15 " For version 5.x: Clear all syntax items
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16 " For version 6.x: Quit when a syntax file was already loaded
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17 if version < 600
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18 syntax clear
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19 elseif exists("b:current_syntax")
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20 finish
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21 endif
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22
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23 " case is significant
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24 syn case match
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25
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26 " HASTE keywords
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27 syn keyword hasteStatement act alias arb array begin bitvec
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28 syn keyword hasteStatement bitwidth boolvec broad case
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29 syn keyword hasteStatement cast chan const dataprobe do edge
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30 syn keyword hasteStatement else end export false ff fi file
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31 syn keyword hasteStatement fit for forever func if import
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32 syn keyword hasteStatement inprobe is les main narb narrow
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33 syn keyword hasteStatement negedge od of or outprobe pas
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34 syn keyword hasteStatement posedge probe proc ram ramreg
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35 syn keyword hasteStatement repeat rom romreg sample sel si
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36 syn keyword hasteStatement sign sizeof skip stop then true
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37 syn keyword hasteStatement type until var wait wire
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38 syn keyword hasteFutureExt Z ffe partial
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39 syn keyword hasteVerilog buf reg while
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40
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41 " Special match for "if", "or", and "else" since "else if"
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42 " and other "else+if" combination shouldn't be highlighted.
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43 " The right keyword is "or"
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44 syn match hasteStatement "\<\(if\|then\|else\|fi\)\>"
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45 syn match hasteNone "\<else\s\+if\>$"
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46 syn match hasteNone "\<else\s\+if\>\s"
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47 syn match hasteNone "\<elseif\>\s"
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48 syn match hasteNone "\<elsif\>\s"
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49 syn match hasteStatement "\<\(case\|is\|si\)\>"
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50 syn match hasteStatement "\<\(repeat\|until\)\>"
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51 syn match hasteStatement "\<\(forever\|do\|od\)\>"
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52 syn match hasteStatement "\<\(for\|do\|od\)\>"
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53 syn match hasteStatement "\<\(do\|or\|od\)\>"
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54 syn match hasteStatement "\<\(sel\|les\)\>"
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55 syn match hasteError "\<\d\+[_a-zA-Z]\+\>"
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56 syn match hasteError "\(\([[:alnum:]]\+\s*(\s\+\|)\s*,\)\)\s*\([[:alnum:]]\+\s*(\)"
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57
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58 " Predifined Haste types
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59 syn keyword hasteType bool
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60
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61 " Values for standard Haste types
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62 " syn match hasteVector "\'[0L1HXWZU\-\?]\'"
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63
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64 syn match hasteVector "0b\"[01_]\+\""
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65 syn match hasteVector "0x\"[0-9a-f_]\+\""
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66 syn match hasteCharacter "'.'"
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67 " syn region hasteString start=+"+ end=+"+
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68 syn match hasteIncluded display contained "<[^>]*>"
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69 syn match hasteIncluded display contained "<[^"]*>"
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70 syn region hasteInclude start="^\s*#include\>\s*" end="$" contains=hasteIncluded,hasteString
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71
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72 " integer numbers
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73 syn match hasteNumber "\d\+\^[[:alnum:]]*[-+]\{0,1\}[[:alnum:]]*"
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74 syn match hasteNumber "-\=\<\d\+\(\^[+\-]\=\d\+\)\>"
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75 syn match hasteNumber "-\=\<\d\+\>"
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76 " syn match hasteNumber "0*2#[01_]\+#\(\^[+\-]\=\d\+\)\="
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77 " syn match hasteNumber "0*16#[0-9a-f_]\+#\(\^[+\-]\=\d\+\)\="
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78 " operators
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79 syn keyword hasteSeparators & , . \|
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80 syn keyword hasteExecution \|\| ; @
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81 syn keyword hasteOperator := ? ! :
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82 syn keyword hasteTypeConstr "[" << >> .. "]" ~
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83 syn keyword hasteExprOp < <= >= > = # <> + - * == ##
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84 syn keyword hasteMisc ( ) 0x 0b
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85 "
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86 syn match hasteSeparators "[&:\|,.]"
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87 syn match hasteOperator ":="
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88 syn match hasteOperator ":"
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89 syn match hasteOperator "?"
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90 syn match hasteOperator "!"
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91 syn match hasteExecution "||"
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92 syn match hasteExecution ";"
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93 syn match hasteExecution "@"
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94 syn match hasteType "\[\["
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95 syn match hasteType "\]\]"
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96 syn match hasteType "<<"
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97 syn match hasteType ">>"
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98 syn match hasteExprOp "<"
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99 syn match hasteExprOp "<="
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100 syn match hasteExprOp ">="
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101 syn match hasteExprOp ">"
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102 syn match hasteExprOp "<>"
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103 syn match hasteExprOp "="
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104 syn match hasteExprOp "=="
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105 syn match hasteExprOp "##"
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106 " syn match hasteExprOp "#"
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107 syn match hasteExprOp "*"
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108 syn match hasteExprOp "+"
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109
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110 syn region hasteComment start="/\*" end="\*/" contains=@Spell
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111 syn region hasteComment start="{" end="}" contains=@Spell
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112 syn match hasteComment "//.*" contains=@Spell
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113
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114 " Define the default highlighting.
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115 " Only when an item doesn't have highlighting yet
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116 hi def link hasteSpecial Special
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117 hi def link hasteStatement Statement
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118 hi def link hasteCharacter String
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119 hi def link hasteString String
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120 hi def link hasteVector String
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121 hi def link hasteBoolean String
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122 hi def link hasteComment Comment
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123 hi def link hasteNumber String
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124 hi def link hasteTime String
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125 hi def link hasteType Type
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126 hi def link hasteGlobal Error
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127 hi def link hasteError Error
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128 hi def link hasteAttribute Type
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129 "
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130 hi def link hasteSeparators Special
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131 hi def link hasteExecution Special
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132 hi def link hasteTypeConstr Special
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133 hi def link hasteOperator Type
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134 hi def link hasteExprOp Type
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135 hi def link hasteMisc String
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136 hi def link hasteFutureExt Error
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137 hi def link hasteVerilog Error
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138 hi def link hasteDefine Macro
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139 hi def link hasteInclude Include
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140 " hi def link hastePreProc Preproc
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141 " hi def link hastePreProcVar Special
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142
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143 let b:current_syntax = "haste"
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144
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145 " vim: ts=8
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