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"""
pygments.lexers.ptx
~~~~~~~~~~~~~~~~~~~
Lexer for other PTX language.
:copyright: Copyright 2006-2024 by the Pygments team, see AUTHORS.
:license: BSD, see LICENSE for details.
"""
from pygments.lexer import RegexLexer, include, words
from pygments.token import Comment, Keyword, Name, String, Number, \
Punctuation, Whitespace, Operator
__all__ = ["PtxLexer"]
class PtxLexer(RegexLexer):
"""
For NVIDIA `PTX <https://docs.nvidia.com/cuda/parallel-thread-execution/>`_
source.
"""
name = 'PTX'
url = "https://docs.nvidia.com/cuda/parallel-thread-execution/"
filenames = ['*.ptx']
aliases = ['ptx']
mimetypes = ['text/x-ptx']
version_added = '2.16'
#: optional Comment or Whitespace
string = r'"[^"]*?"'
followsym = r'[a-zA-Z0-9_$]'
identifier = r'([-a-zA-Z$._][\w\-$.]*|' + string + ')'
block_label = r'(' + identifier + r'|(\d+))'
tokens = {
'root': [
include('whitespace'),
(block_label + r'\s*:', Name.Label),
include('keyword'),
(r'%' + identifier, Name.Variable),
(r'%\d+', Name.Variable.Anonymous),
(r'c?' + string, String),
(identifier, Name.Variable),
(r';', Punctuation),
(r'[*+-/]', Operator),
(r'0[xX][a-fA-F0-9]+', Number),
(r'-?\d+(?:[.]\d+)?(?:[eE][-+]?\d+(?:[.]\d+)?)?', Number),
(r'[=<>{}\[\]()*.,!]|x\b', Punctuation)
],
'whitespace': [
(r'(\n|\s+)+', Whitespace),
(r'//.*?\n', Comment)
],
'keyword': [
# Instruction keywords
(words((
'abs', 'discard', 'min', 'shf', 'vadd',
'activemask', 'div', 'mma', 'shfl', 'vadd2',
'add', 'dp2a', 'mov', 'shl', 'vadd4',
'addc', 'dp4a', 'movmatrix', 'shr', 'vavrg2',
'alloca', 'elect', 'mul', 'sin', 'vavrg4',
'and', 'ex2', 'mul24', 'slct', 'vmad',
'applypriority', 'exit', 'multimem', 'sqrt', 'vmax',
'atom', 'fence', 'nanosleep', 'st', 'vmax2',
'bar', 'fma', 'neg', 'stackrestore', 'vmax4',
'barrier', 'fns', 'not', 'stacksave', 'vmin',
'bfe', 'getctarank', 'or', 'stmatrix', 'vmin2',
'bfi', 'griddepcontrol', 'pmevent', 'sub', 'vmin4',
'bfind', 'isspacep', 'popc', 'subc', 'vote',
'bmsk', 'istypep', 'prefetch', 'suld', 'vset',
'bra', 'ld', 'prefetchu', 'suq', 'vset2',
'brev', 'ldmatrix', 'prmt', 'sured', 'vset4',
'brkpt', 'ldu', 'rcp', 'sust', 'vshl',
'brx', 'lg2', 'red', 'szext', 'vshr',
'call', 'lop3', 'redux', 'tanh', 'vsub',
'clz', 'mad', 'rem', 'testp', 'vsub2',
'cnot', 'mad24', 'ret', 'tex', 'vsub4',
'copysign', 'madc', 'rsqrt', 'tld4', 'wgmma',
'cos', 'mapa', 'sad', 'trap', 'wmma',
'cp', 'match', 'selp', 'txq', 'xor',
'createpolicy', 'max', 'set', 'vabsdiff', 'cvt',
'mbarrier', 'setmaxnreg', 'vabsdiff2', 'cvta',
'membar', 'setp', 'vabsdiff4')), Keyword),
# State Spaces and Suffixes
(words((
'reg', '.sreg', '.const', '.global',
'.local', '.param', '.shared', '.tex',
'.wide', '.loc'
)), Keyword.Pseudo),
# PTX Directives
(words((
'.address_size', '.explicitcluster', '.maxnreg', '.section',
'.alias', '.extern', '.maxntid', '.shared',
'.align', '.file', '.minnctapersm', '.sreg',
'.branchtargets', '.func', '.noreturn', '.target',
'.callprototype', '.global', '.param', '.tex',
'.calltargets', '.loc', '.pragma', '.version',
'.common', '.local', '.reg', '.visible',
'.const', '.maxclusterrank', '.reqnctapercluster', '.weak',
'.entry', '.maxnctapersm', '.reqntid')), Keyword.Reserved),
# Fundamental Types
(words((
'.s8', '.s16', '.s32', '.s64',
'.u8', '.u16', '.u32', '.u64',
'.f16', '.f16x2', '.f32', '.f64',
'.b8', '.b16', '.b32', '.b64',
'.pred'
)), Keyword.Type)
],
}
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