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authorAlexander Monakov <amonakov@ispras.ru>2024-08-06 09:47:23 +0300
committerAlexander Monakov <amonakov@ispras.ru>2024-08-20 14:09:12 +0300
commit20a5b4824993ae1c99f3b965c5e07bbd2c64b2ce (patch)
treea70a1417e98d486c41ba2be23b9da4cbfc2b1b45 /gcc/c-family/c-indentation.cc
parentb8ea13ebf1211714503fd72f25c04376483bfa53 (diff)
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libcpp: replace SSE4.2 helper with an SSSE3 oneHEADtrunkmaster
Since the characters we are searching for (CR, LF, '\', '?') all have distinct ASCII codes mod 16, PSHUFB can help match them all at once. Directly use the new helper if __SSSE3__ is defined. It makes the other helpers unused, so mark them inline to prevent warnings. Rewrite and simplify init_vectorized_lexer. libcpp/ChangeLog: * config.in: Regenerate. * configure: Regenerate. * configure.ac: Check for SSSE3 instead of SSE4.2. * files.cc (read_file_guts): Bump padding to 64 if HAVE_SSSE3. * lex.cc (search_line_acc_char): Mark inline, not "unused". (search_line_sse2): Mark inline. (search_line_sse42): Replace with... (search_line_ssse3): ... this new function. Adjust the use... (init_vectorized_lexer): ... here. Simplify.
Diffstat (limited to 'gcc/c-family/c-indentation.cc')
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