Warner Losh 161fedb9cc From https://sourceware.org/ml/newlib/2014/msg00113.html ... By Richard Earnshaw at ARM > >GCC has for a number of years provides a set of pre-defined macros for >use with determining the ISA and features of the target during >pre-processing. However, the design was always somewhat cumbersome in >that each new architecture revision created a new define and then >removed the previous one. This meant that it was necessary to keep >updating the support code simply to recognise a new architecture being >added. > >The ACLE specification (ARM C Language Extentions) >(http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.set.swdev/index.html) >provides a much more suitable interface and GCC has supported this >since gcc-4.8. > >This patch makes use of the ACLE pre-defines to map to the internal >feature definitions. To support older versions of GCC a compatibility >header is provided that maps the traditional pre-defines onto the new >ACLE ones. Stop using __FreeBSD_ARCH_armv6__ and switch to __ARM_ARCH >= 6 in the couple of places in tree. clang already implements ACLE. Add a define that says we implement version 1.1, even though the implementation isn't quite complete.		2014-08-14 04:20:13 +00:00
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aeabi	From https://sourceware.org/ml/newlib/2014/msg00113.html	2014-08-14 04:20:13 +00:00
gen	Set the new floating point exception mask correctly	2014-04-28 18:54:12 +00:00
softfloat	On ARM EABI double precision floating point values are stored in the	2013-09-07 14:04:10 +00:00
string	Merge index() and strchr() together.	2012-01-03 07:14:01 +00:00
sys	Convert from WITHOUT_SYSCALL_COMPAT to MK_SYSCALL_COMPAT.	2014-04-05 17:54:43 +00:00
_fpmath.h	On ARM EABI double precision floating point values are stored in the	2013-09-07 14:04:10 +00:00
arith.h	On ARM EABI double precision floating point values are stored in the	2013-09-07 14:04:10 +00:00
gd_qnan.h
Makefile.inc	Replace use of ${.CURDIR} by ${LIBC_SRCTOP} and define ${LIBC_SRCTOP}	2014-03-04 02:19:39 +00:00
Symbol_oabi.map	Use the compiler-rt version __{u,}divsi3 and __{u,}modsi3 on ARM EABI	2013-01-19 04:11:45 +00:00
Symbol.map	Add dl_unwind_find_exidx() for ARM EABI, required for C++ exception	2014-07-19 22:13:27 +00:00
SYS.h	Update the syscall calling convention for ARM EABI. We store the syscall	2013-01-19 04:03:18 +00:00