diff options
Diffstat (limited to 'gcc-4.9/gcc/config/avr/builtins.def')
| -rw-r--r-- | gcc-4.9/gcc/config/avr/builtins.def | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/config/avr/builtins.def b/gcc-4.9/gcc/config/avr/builtins.def new file mode 100644 index 000000000..affcbaa34 --- /dev/null +++ b/gcc-4.9/gcc/config/avr/builtins.def @@ -0,0 +1,169 @@ +/* Copyright (C) 2012-2014 Free Software Foundation, Inc. + + This file is part of GCC. + + GCC is free software; you can redistribute it and/or modify it under + the terms of the GNU General Public License as published by the Free + Software Foundation; either version 3, or (at your option) any later + version. + + GCC is distributed in the hope that it will be useful, but WITHOUT ANY + WARRANTY; without even the implied warranty of MERCHANTABILITY or + FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + for more details. + + You should have received a copy of the GNU General Public License + along with GCC; see the file COPYING3. If not see + <http://www.gnu.org/licenses/>. */ + +/* This file contains the definitions and documentation for the + builtins defined in the AVR part of the GNU compiler. + Befor including this file, define a macro + + DEF_BUILTIN(NAME, N_ARGS, TYPE, ICODE, LIBNAME) + + NAME: `__builtin_avr_name' will be the user-level name of the builtin. + `AVR_BUILTIN_NAME' will be the internal builtin's id. + N_ARGS: Number of input arguments. If special treatment is needed, + set to -1 and handle it by hand, see avr.c:avr_expand_builtin(). + TYPE: A tree node describing the prototype of the built-in. + ICODE: Name of attached insn or expander. If special treatment in avr.c + is needed to expand the built-in, use `nothing'. + LIBNAME: Name of the attached implementation in libgcc which is used if + the builtin cannot be folded away and there is no insn. */ + +/* Mapped to respective instruction. */ + +DEF_BUILTIN (NOP, -1, void_ftype_void, nothing, NULL) +DEF_BUILTIN (SEI, 0, void_ftype_void, enable_interrupt, NULL) +DEF_BUILTIN (CLI, 0, void_ftype_void, disable_interrupt, NULL) +DEF_BUILTIN (WDR, 0, void_ftype_void, wdr, NULL) +DEF_BUILTIN (SLEEP, 0, void_ftype_void, sleep, NULL) + +/* Mapped to respective instruction but might also be folded away + or emit as libgcc call if ISA does not provide the instruction. */ + +DEF_BUILTIN (SWAP, 1, uchar_ftype_uchar, rotlqi3_4, NULL) +DEF_BUILTIN (FMUL, 2, uint_ftype_uchar_uchar, fmul, NULL) +DEF_BUILTIN (FMULS, 2, int_ftype_char_char, fmuls, NULL) +DEF_BUILTIN (FMULSU, 2, int_ftype_char_uchar, fmulsu, NULL) + +/* More complex stuff that cannot be mapped 1:1 to an instruction. */ + +DEF_BUILTIN (DELAY_CYCLES, -1, void_ftype_ulong, nothing, NULL) +DEF_BUILTIN (INSERT_BITS, 3, uchar_ftype_ulong_uchar_uchar, insert_bits, NULL) +DEF_BUILTIN (FLASH_SEGMENT, 1, char_ftype_const_memx_ptr, flash_segment, NULL) + +/* ISO/IEC TR 18037 "Embedded C" + The following builtins are undocumented and used by stdfix.h. */ + +/* 7.18a.6 The fixed-point intrinsic functions. */ + +/* 7.18a.6.2 The fixed-point absolute value functions. */ + +DEF_BUILTIN (ABSHR, 1, hr_ftype_hr, ssabsqq2, "__ssabs_1") +DEF_BUILTIN (ABSR, 1, nr_ftype_nr, ssabshq2, "__ssabs_2") +DEF_BUILTIN (ABSLR, 1, lr_ftype_lr, ssabssq2, "__ssabs_4") +DEF_BUILTIN (ABSLLR, -1, llr_ftype_llr, nothing, "__ssabsdq2") // GCC extension + +DEF_BUILTIN (ABSHK, 1, hk_ftype_hk, ssabsha2, "__ssabs_2") +DEF_BUILTIN (ABSK, 1, nk_ftype_nk, ssabssa2, "__ssabs_4") +DEF_BUILTIN (ABSLK, -1, lk_ftype_lk, nothing, "__ssabsda2") +DEF_BUILTIN (ABSLLK, -1, llk_ftype_llk, nothing, "__ssabsta2") // GCC extension + +/* 7.18a.6.3 The fixed-point round functions. */ + +DEF_BUILTIN (ROUNDHR, 2, hr_ftype_hr_int, roundqq3, "__roundhr") +DEF_BUILTIN (ROUNDR, 2, nr_ftype_nr_int, roundhq3, "__roundr") +DEF_BUILTIN (ROUNDLR, 2, lr_ftype_lr_int, roundsq3, "__roundlr") +DEF_BUILTIN (ROUNDLLR, -1, llr_ftype_llr_int, nothing, "__rounddq3") // GCC extension + +DEF_BUILTIN (ROUNDUHR, 2, uhr_ftype_uhr_int, rounduqq3, "__rounduhr") +DEF_BUILTIN (ROUNDUR, 2, unr_ftype_unr_int, rounduhq3, "__roundur") +DEF_BUILTIN (ROUNDULR, 2, ulr_ftype_ulr_int, roundusq3, "__roundulr") +DEF_BUILTIN (ROUNDULLR, -1, ullr_ftype_ullr_int, nothing, "__roundudq3") // GCC extension + +DEF_BUILTIN (ROUNDHK, 2, hk_ftype_hk_int, roundha3, "__roundhk") +DEF_BUILTIN (ROUNDK, 2, nk_ftype_nk_int, roundsa3, "__roundk") +DEF_BUILTIN (ROUNDLK, -1, lk_ftype_lk_int, nothing, "__roundda3") +DEF_BUILTIN (ROUNDLLK, -1, llk_ftype_llk_int, nothing, "__roundta3") // GCC extension + +DEF_BUILTIN (ROUNDUHK, 2, uhk_ftype_uhk_int, rounduha3, "__rounduhk") +DEF_BUILTIN (ROUNDUK, 2, unk_ftype_unk_int, roundusa3, "__rounduk") +DEF_BUILTIN (ROUNDULK, -1, ulk_ftype_ulk_int, nothing, "__rounduda3") +DEF_BUILTIN (ROUNDULLK, -1, ullk_ftype_ullk_int, nothing, "__rounduta3") // GCC extension + +/* 7.18a.6.4 The fixed-point bit countls functions. */ + +DEF_BUILTIN (COUNTLSHR, -1, int_ftype_hr, nothing, "__countlsqi2") +DEF_BUILTIN (COUNTLSR, -1, int_ftype_nr, nothing, "__countlshi2") +DEF_BUILTIN (COUNTLSLR, -1, int_ftype_lr, nothing, "__countlssi2") +DEF_BUILTIN (COUNTLSLLR, -1, int_ftype_llr, nothing, "__countlsdi2") // GCC extension + +DEF_BUILTIN (COUNTLSUHR, -1, int_ftype_uhr, nothing, "__countlsuqi2") +DEF_BUILTIN (COUNTLSUR, -1, int_ftype_unr, nothing, "__countlsuhi2") +DEF_BUILTIN (COUNTLSULR, -1, int_ftype_ulr, nothing, "__countlsusi2") +DEF_BUILTIN (COUNTLSULLR, -1, int_ftype_ullr, nothing, "__countlsudi2") // GCC extension + +DEF_BUILTIN (COUNTLSHK, -1, int_ftype_hk, nothing, "__countlshi2") +DEF_BUILTIN (COUNTLSK, -1, int_ftype_nk, nothing, "__countlssi2") +DEF_BUILTIN (COUNTLSLK, -1, int_ftype_lk, nothing, "__countlsdi2") +DEF_BUILTIN (COUNTLSLLK, -1, int_ftype_llk, nothing, "__countlsdi2") // GCC extension + +DEF_BUILTIN (COUNTLSUHK, -1, int_ftype_uhk, nothing, "__countlsuhi2") +DEF_BUILTIN (COUNTLSUK, -1, int_ftype_unk, nothing, "__countlsusi2") +DEF_BUILTIN (COUNTLSULK, -1, int_ftype_ulk, nothing, "__countlsudi2") +DEF_BUILTIN (COUNTLSULLK, -1, int_ftype_ullk, nothing, "__countlsudi2") // GCC extension + +/* 7.18a.6.5 The bitwise fixed-point to integer conversion functions. */ + +DEF_BUILTIN (BITSHR, -1, inthr_ftype_hr, nothing, "__ret") +DEF_BUILTIN (BITSR, -1, intnr_ftype_nr, nothing, "__ret") +DEF_BUILTIN (BITSLR, -1, intlr_ftype_lr, nothing, "__ret") +DEF_BUILTIN (BITSLLR, -1, intllr_ftype_llr, nothing, "__ret") // GCC extension + +DEF_BUILTIN (BITSUHR, -1, intuhr_ftype_uhr, nothing, "__ret") +DEF_BUILTIN (BITSUR, -1, intunr_ftype_unr, nothing, "__ret") +DEF_BUILTIN (BITSULR, -1, intulr_ftype_ulr, nothing, "__ret") +DEF_BUILTIN (BITSULLR, -1, intullr_ftype_ullr, nothing, "__ret") // GCC extension + +DEF_BUILTIN (BITSHK, -1, inthk_ftype_hk, nothing, "__ret") +DEF_BUILTIN (BITSK, -1, intnk_ftype_nk, nothing, "__ret") +DEF_BUILTIN (BITSLK, -1, intlk_ftype_lk, nothing, "__ret") +DEF_BUILTIN (BITSLLK, -1, intllk_ftype_llk, nothing, "__ret") // GCC extension + +DEF_BUILTIN (BITSUHK, -1, intuhk_ftype_uhk, nothing, "__ret") +DEF_BUILTIN (BITSUK, -1, intunk_ftype_unk, nothing, "__ret") +DEF_BUILTIN (BITSULK, -1, intulk_ftype_ulk, nothing, "__ret") +DEF_BUILTIN (BITSULLK, -1, intullk_ftype_ullk, nothing, "__ret") // GCC extension + + +/* 7.18a.6.6 The bitwise integer to fixed-point conversion functions. */ + +DEF_BUILTIN ( HRBITS, -1, hr_ftype_inthr, nothing, "__ret") +DEF_BUILTIN ( RBITS, -1, nr_ftype_intnr, nothing, "__ret") +DEF_BUILTIN ( LRBITS, -1, lr_ftype_intlr, nothing, "__ret") +DEF_BUILTIN ( LLRBITS, -1, llr_ftype_intllr, nothing, "__ret") // GCC extension + +DEF_BUILTIN ( UHRBITS, -1, uhr_ftype_intuhr, nothing, "__ret") +DEF_BUILTIN ( URBITS, -1, unr_ftype_intunr, nothing, "__ret") +DEF_BUILTIN ( ULRBITS, -1, ulr_ftype_intulr, nothing, "__ret") +DEF_BUILTIN (ULLRBITS, -1, ullr_ftype_intullr, nothing, "__ret") // GCC extension + +DEF_BUILTIN ( HKBITS, -1, hk_ftype_inthk, nothing, "__ret") +DEF_BUILTIN ( KBITS, -1, nk_ftype_intnk, nothing, "__ret") +DEF_BUILTIN ( LKBITS, -1, lk_ftype_intlk, nothing, "__ret") +DEF_BUILTIN ( LLKBITS, -1, llk_ftype_intllk, nothing, "__ret") // GCC extension + +DEF_BUILTIN ( UHKBITS, -1, uhk_ftype_intuhk, nothing, "__ret") +DEF_BUILTIN ( UKBITS, -1, unk_ftype_intunk, nothing, "__ret") +DEF_BUILTIN ( ULKBITS, -1, ulk_ftype_intulk, nothing, "__ret") +DEF_BUILTIN (ULLKBITS, -1, ullk_ftype_intullk, nothing, "__ret") // GCC extension + +/* Overloaded */ + +/* 7.18a.6.7 Type-generic fixed-point functions. */ + +DEF_BUILTIN (ABSFX, -1, void_ftype_void /* dummy */, nothing, NULL) +DEF_BUILTIN (ROUNDFX, -1, void_ftype_void /* dummy */, nothing, NULL) +DEF_BUILTIN (COUNTLSFX, -1, void_ftype_void /* dummy */, nothing, NULL) |