gcc: Alpha Built-in Functions

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1 6.59.2 Alpha Built-in Functions
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1 
1 These built-in functions are available for the Alpha family of
1 processors, depending on the command-line switches used.
1 
1  The following built-in functions are always available.  They all
1 generate the machine instruction that is part of the name.
1 
1      long __builtin_alpha_implver (void)
1      long __builtin_alpha_rpcc (void)
1      long __builtin_alpha_amask (long)
1      long __builtin_alpha_cmpbge (long, long)
1      long __builtin_alpha_extbl (long, long)
1      long __builtin_alpha_extwl (long, long)
1      long __builtin_alpha_extll (long, long)
1      long __builtin_alpha_extql (long, long)
1      long __builtin_alpha_extwh (long, long)
1      long __builtin_alpha_extlh (long, long)
1      long __builtin_alpha_extqh (long, long)
1      long __builtin_alpha_insbl (long, long)
1      long __builtin_alpha_inswl (long, long)
1      long __builtin_alpha_insll (long, long)
1      long __builtin_alpha_insql (long, long)
1      long __builtin_alpha_inswh (long, long)
1      long __builtin_alpha_inslh (long, long)
1      long __builtin_alpha_insqh (long, long)
1      long __builtin_alpha_mskbl (long, long)
1      long __builtin_alpha_mskwl (long, long)
1      long __builtin_alpha_mskll (long, long)
1      long __builtin_alpha_mskql (long, long)
1      long __builtin_alpha_mskwh (long, long)
1      long __builtin_alpha_msklh (long, long)
1      long __builtin_alpha_mskqh (long, long)
1      long __builtin_alpha_umulh (long, long)
1      long __builtin_alpha_zap (long, long)
1      long __builtin_alpha_zapnot (long, long)
1 
1  The following built-in functions are always with '-mmax' or '-mcpu=CPU'
1 where CPU is 'pca56' or later.  They all generate the machine
1 instruction that is part of the name.
1 
1      long __builtin_alpha_pklb (long)
1      long __builtin_alpha_pkwb (long)
1      long __builtin_alpha_unpkbl (long)
1      long __builtin_alpha_unpkbw (long)
1      long __builtin_alpha_minub8 (long, long)
1      long __builtin_alpha_minsb8 (long, long)
1      long __builtin_alpha_minuw4 (long, long)
1      long __builtin_alpha_minsw4 (long, long)
1      long __builtin_alpha_maxub8 (long, long)
1      long __builtin_alpha_maxsb8 (long, long)
1      long __builtin_alpha_maxuw4 (long, long)
1      long __builtin_alpha_maxsw4 (long, long)
1      long __builtin_alpha_perr (long, long)
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1  The following built-in functions are always with '-mcix' or '-mcpu=CPU'
1 where CPU is 'ev67' or later.  They all generate the machine instruction
1 that is part of the name.
1 
1      long __builtin_alpha_cttz (long)
1      long __builtin_alpha_ctlz (long)
1      long __builtin_alpha_ctpop (long)
1 
1  The following built-in functions are available on systems that use the
1 OSF/1 PALcode.  Normally they invoke the 'rduniq' and 'wruniq' PAL
1 calls, but when invoked with '-mtls-kernel', they invoke 'rdval' and
1 'wrval'.
1 
1      void *__builtin_thread_pointer (void)
1      void __builtin_set_thread_pointer (void *)
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