Mapping of built-in functions

The names of some built-in functions are different in IBM® Open XL C/C++ for AIX® 17.1.2 from those in IBM XL C/C++ for AIX 16.1.0.

The following table shows the mappings of these built-in functions.

Table 1. Mapping of built-in functions
Built-in functions in IBM Open XL C/C++ for AIX 17.1.2	Built-in functions in IBM XL C/C++ for AIX 16.1.0
`__builtin_ppc_addex`	`__addex`
`__builtin_ppc_alignx`	`__alignx`
`__builtin_alloca`	`__alloca`
`__builtin_ppc_bcdadd`	`__bcdadd`
`__builtin_ppc_bcdsub`	`__bcdsub`
`__builtin_bpermd`	`__bpermd`
`__builtin_ppc_cmpb`	`__cmpb`
`__builtin_ppc_cmpeqb`	`__cmpeqb`
`__builtin_complex`	`__cmplx`
`__builtin_complex`	`__cmplxf`
`__builtin_complex`	`__cmplxl`
`__builtin_ppc_cmprb`	`__cmprb`
`__builtin_clz`	`__cntlz4`
`__builtin_clzll`	`__cntlz8`
`__builtin_ctz`	`__cnttz4`
`__builtin_ctzll`	`__cnttz8`
`__builtin_ppc_compare_and_swap`	`__compare_and_swap`
`__builtin_ppc_compare_and_swaplp`	`__compare_and_swaplp`
`__builtin_ppc_compare_exp_uo`	`__compare_exp_uo`
`__builtin_ppc_compare_exp_lt`	`__compare_exp_lt`
`__builtin_ppc_compare_exp_eq`	`__compare_exp_eq`
`__builtin_ppc_compare_exp_gt`	`__compare_exp_gt`
`__builtin_darn`	`__darn`
`__builtin_darn_32`	`__darn_32`
`__builtin_darn_raw`	`__darn_raw`
`__builtin_dcbf`	`__dcbf`
`__builtin_ppc_dcbfl`	`__dcbfl`
`__builtin_ppc_dcbflp`	`__dcbflp`
`__builtin_ppc_dcbst`	`__dcbst`
`__builtin_ppc_dcbt`	`__dcbt`
`__builtin_ppc_dcbtst`	`__dcbtst`
`__builtin_ppc_dcbtstt`	`__dcbtstt`
`__builtin_ppc_dcbtt`	`__dcbtt`
`__builtin_ppc_dcbz`	`__dcbz`
`__builtin_divde`	`__divde`
`__builtin_divdeu`	`__divdeu`
`__builtin_divwe`	`__divwe`
`__builtin_divweu`	`__divweu`
`__builtin_ppc_eieio`	`__eieio`
`__builtin_ppc_extract_exp`	`__extract_exp`
`__builtin_ppc_extract_sig`	`__extract_sig`
`__builtin_ppc_fence`	`__fence`
`__builtin_ppc_fnabss`	`__fnabss`
`__builtin_ppc_fnabs`	`__fnabs`
`__builtin_ppc_fcfid`	`__fcfid`
`__builtin_ppc_fcfud`	`__fcfud`
`__builtin_ppc_fctid`	`__fctid`
`__builtin_ppc_fctidz`	`__fctidz`
`__builtin_ppc_fctiw`	`__fctiw`
`__builtin_ppc_fctiwz`	`__fctiwz`
`__builtin_ppc_fctudz`	`__fctudz`
`__builtin_ppc_fctuwz`	`__fctuwz`
`__builtin_ppc_fetch_and_add`	`__fetch_and_add`
`__builtin_ppc_fetch_and_addlp`	`__fetch_and_addlp`
`__builtin_ppc_fetch_and_and`	`__fetch_and_and`
`__builtin_ppc_fetch_and_andlp`	`__fetch_and_andlp`
`__builtin_ppc_fetch_and_or`	`__fetch_and_or`
`__builtin_ppc_fetch_and_orlp`	`__fetch_and_orlp`
`__builtin_ppc_fetch_and_swap`	`__fetch_and_swap`
`__builtin_ppc_fetch_and_swaplp`	`__fetch_and_swaplp`
`__builtin_fma`	`__fmadd`
`__builtin_fmaf`	`__fmadds`
`__builtin_ppc_fmsub`	`__fmsub`
`__builtin_ppc_fmsubs`	`__fmsubs`
`__builtin_ppc_fnmadd`	`__fnmadd`
`__builtin_ppc_fnmadds`	`__fnmadds`
`__builtin_ppc_fnmsub`	`__fnmsub`
`__builtin_ppc_fnmsubs`	`__fnmsubs`
`__builtin_ppc_fre`	`__fre`
`__builtin_ppc_fres`	`__fres`
`__builtin_ppc_fric`	`__fric`
`__builtin_ppc_frim`	`__frim`
`__builtin_ppc_frims`	`__frims`
`__builtin_ppc_frin`	`__frin`
`__builtin_ppc_frins`	`__frins`
`__builtin_ppc_frip`	`__frip`
`__builtin_ppc_frips`	`__frips`
`__builtin_ppc_friz`	`__friz`
`__builtin_ppc_frizs`	`__frizs`
`__builtin_ppc_frsqrte`	`__frsqrte`
`__builtin_ppc_frsqrtes`	`__frsqrtes`
`__builtin_ppc_fsel`	`__fsel`
`__builtin_ppc_fsels`	`__fsels`
`__builtin_ppc_fsqrt`	`__fsqrt`
`__builtin_ppc_fsqrts`	`__fsqrts`
`__builtin_ppc_icbt`	`__icbt`
`__builtin_ppc_insert_exp`	`__insert_exp`
`__builtin_ppc_iospace_eieio`	`__iospace_eieio`
`__builtin_ppc_iospace_lwsync`	`__iospace_lwsync`
`__builtin_ppc_iospace_sync`	`__iospace_sync`
`__builtin_ppc_isync`	`__isync`
`__builtin_labs`	`__labs`
`__builtin_ppc_lbarx`	`__lbarx`
`__builtin_ppc_ldarx`	`__ldarx`
`__builtin_ppc_lharx`	`__lharx`
`__builtin_llabs`	`__llabs`
`__builtin_ppc_load2r`	`__load2r`
`__builtin_ppc_load4r`	`__load4r`
`__builtin_ppc_load8r`	`__load8r`
`__builtin_ppc_lwarx`	`__lwarx`
`__builtin_ppc_lwsync`	`__lwsync`
`__builtin_ppc_maddhd`	`__maddhd`
`__builtin_ppc_maddhdu`	`__maddhdu`
`__builtin_ppc_maddld`	`__maddld`
`__builtin_ppc_mfmsr`	`__mfmsr`
`__builtin_ppc_mfspr`	`__mfspr`
`__builtin_ppc_mftbu`	`__mftbu`
`__builtin_ppc_mtfsb0`	`__mtfsb0`
`__builtin_ppc_mtfsb1`	`__mtfsb1`
`__builtin_ppc_mtfsf`	`__mtfsf`
`__builtin_ppc_mtfsfi`	`__mtfsfi`
`__builtin_ppc_mtmsr`	`__mtmsr`
`__builtin_ppc_mtspr`	`__mtspr`
`__builtin_ppc_mulhd`	`__mulhd`
`__builtin_ppc_mulhdu`	`__mulhdu`
`__builtin_ppc_mulhw`	`__mulhw`
`__builtin_ppc_mulhwu`	`__mulhwu`
`__builtin_popcount`	`__popcnt4`
`__builtin_popcountll`	`__popcnt8`
`__builtin_ppc_popcntb`	`__popcntb`
`__builtin_ppc_poppar4`	`__poppar4`
`__builtin_ppc_poppar8`	`__poppar8`
`__builtin_ppc_rdlam`	`__rdlam`
`__builtin_readflm`	`__readflm`
`__builtin_ppc_rldimi`	`__rldimi`
`__builtin_ppc_rlwimi`	`__rlwimi`
`__builtin_ppc_rlwnm`	`__rlwnm`
`__builtin_rotateleft32`	`__rotatel4`
`__builtin_rotateleft64`	`__rotatel8`
`__builtin_ppc_setb`	`__setb`
`__builtin_setflm`	`__setflm`
`__builtin_setrnd`	`__setrnd`
`__builtin_ppc_stbcx`	`__stbcx`
`__builtin_ppc_stdcx`	`__stdcx`
`__builtin_ppc_stfiw`	`__stfiw`
`__builtin_ppc_sthcx`	`__sthcx`
`__builtin_ppc_store2r`	`__store2r`
`__builtin_ppc_store4r`	`__store4r`
`__builtin_ppc_store8r`	`__store8r`
`__builtin_ppc_stwcx`	`__stwcx`
`__builtin_ppc_swdiv`	`__swdiv`
`__builtin_ppc_swdivs`	`__swdivs`
`__builtin_ppc_swdiv_nochk`	`__swdiv_nochk`
`__builtin_ppc_swdivs_noch`	`__swdivs_nochk`
`__builtin_ppc_sync`	`__sync`
`__builtin_ppc_test_data_class`	`__test_data_class`
`__builtin_ppc_tdw`	`__tdw`
`__builtin_ppc_trap`	`__trap`
`__builtin_ppc_trapd`	`__trapd`
`__builtin_ppc_tw`	`__tw`
`__builtin_altivec_crypto_vcipher`	`__vcipher`
`__builtin_altivec_crypto_vcipherlast`	`__vcipherlast`
`__builtin_altivec_crypto_vncipher`	`__vncipher`
`__builtin_altivec_crypto_vncipherlast`	`__vncipherlast`
`__builtin_altivec_crypto_vpermxor`	`__vpermxor`
`__builtin_altivec_crypto_vpmsumb`	`__vpmsumb`
`__builtin_altivec_crypto_vpmsumd`	`__vpmsumd`
`__builtin_altivec_crypto_vpmsumh`	`__vpmsumh`
`__builtin_altivec_crypto_vpmsumw`	`__vpmsumw`

To compile source code that uses the old names of the built-in functions with IBM Open XL C/C++ for AIX 17.1.2, perform either of the following actions:

Define the macros on the command line.
For example:
```
-D__alignx=__builtin_ppc_alignx
```
Define the equivalent macros in the source code