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author | Bernd Schmidt <bernds@codesourcery.com> | 2011-07-15 09:36:40 +0000 |
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committer | Bernd Schmidt <bernds@gcc.gnu.org> | 2011-07-15 09:36:40 +0000 |
commit | bcead286bfebf2312981135b9c7d72eadc6d396c (patch) | |
tree | c4bd2120a6d9ab956422bfe82ffb27dcc91bc73b /gcc/doc/extend.texi | |
parent | 9e36aa2367507a6700c4edbd693b530cb11c64fa (diff) | |
download | gcc-bcead286bfebf2312981135b9c7d72eadc6d396c.zip gcc-bcead286bfebf2312981135b9c7d72eadc6d396c.tar.gz gcc-bcead286bfebf2312981135b9c7d72eadc6d396c.tar.bz2 |
invoke.texi (C6X Options): New section.
gcc/
* doc/invoke.texi (C6X Options): New section.
* doc/md.texi (TI C6X family): New section.
* config.gcc: Handle tic6x, in particular tic6x-*-elf and
tic6x-*-uclinux.
* longlong.h (add_ssaaaa, __umulsidi3, umul_ppmm,
count_leading_zeros, count_trailing_zeros, UMUL_TIME, UDIV_TIME):
Provide C6X definitions.
* config/c6x/c6x.md: New file.
* config/c6x/constraints.md: New file.
* config/c6x/predicates.md: New file.
* config/c6x/c6x-sched.md.in: New file.
* config/c6x/c6x-sched.md: New file.
* config/c6x/gensched.sh: New file.
* config/c6x/c6x-mult.md.in: New file.
* config/c6x/genmult.sh: New file.
* config/c6x/c6x-mult.md: New file.
* config/c6x/sync.md: New file.
* config/c6x/c6x-protos.h: New file.
* config/c6x/sfp-machine.h: New file.
* config/c6x/c6x.c: New file.
* config/c6x/c6x.h: New file.
* config/c6x/crti.s: New file.
* config/c6x/crtn.s: New file.
* config/c6x/lib1funcs.asm: New file.
* config/c6x/c6x-modes.def: New file.
* config/c6x/genopt.sh: New file.
* config/c6x/c6x.opt: New file.
* config/c6x/c6x-tables.opt: New file.
* config/c6x/c6x-opts.h: New file.
* config/c6x/c6x-isas.def: New file.
* config/c6x/elf.h: New file.
* config/c6x/elf-common.h: New file.
* config/c6x/uclinux-elf.h: New file.
* config/c6x/t-c6x: New file.
* config/c6x/t-c6x-elf: New file.
* config/c6x/t-c6x-uclinux: New file.
* config/c6x/t-c6x-softfp: New file.
* config/c6x/gtd.c: New file.
* config/c6x/gtf.c: New file.
* config/c6x/ltd.c: New file.
* config/c6x/ltf.c: New file.
* config/c6x/ged.c: New file.
* config/c6x/gef.c: New file.
* config/c6x/led.c: New file.
* config/c6x/lef.c: New file.
* config/c6x/eqd.c: New file.
* config/c6x/eqf.c: New file.
* config/c6x/libgcc-c6xeabi.ver: New file.
contrib/
* gcc_update: Add C6X generated files.
* contrib/config-list.mk: Add c6x-elf and c6x-uclinux.
libgcc/
* config.host: Handle tic6x-*-*.
* config/c6x/c6x-abi.h: New file.
From-SVN: r176308
Diffstat (limited to 'gcc/doc/extend.texi')
-rw-r--r-- | gcc/doc/extend.texi | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/gcc/doc/extend.texi b/gcc/doc/extend.texi index e97e789..7cbd68e 100644 --- a/gcc/doc/extend.texi +++ b/gcc/doc/extend.texi @@ -7975,6 +7975,7 @@ instructions, but allow the compiler to schedule those calls. * RX Built-in Functions:: * SPARC VIS Built-in Functions:: * SPU Built-in Functions:: +* TI C6X Built-in Functions:: @end menu @node Alpha Built-in Functions @@ -12793,6 +12794,45 @@ specification is supported. Internally, GCC uses built-in functions to implement the required functionality, but these are not supported and are subject to change without notice. +@node TI C6X Built-in Functions +@subsection TI C6X Built-in Functions + +GCC provides intrinsics to access certain instructions of the TI C6X +processors. These intrinsics, listed below, are available after +inclusion of the @code{c6x_intrinsics.h} header file. They map directly +to C6X instructions. + +@smallexample + +int _sadd (int, int) +int _ssub (int, int) +int _sadd2 (int, int) +int _ssub2 (int, int) +long long _mpy2 (int, int) +long long _smpy2 (int, int) +int _add4 (int, int) +int _sub4 (int, int) +int _saddu4 (int, int) + +int _smpy (int, int) +int _smpyh (int, int) +int _smpyhl (int, int) +int _smpylh (int, int) + +int _sshl (int, int) +int _subc (int, int) + +int _avg2 (int, int) +int _avgu4 (int, int) + +int _clrr (int, int) +int _extr (int, int) +int _extru (int, int) +int _abs (int) +int _abs2 (int) + +@end smallexample + @node Target Format Checks @section Format Checks Specific to Particular Target Machines |