X-Git-Url: https://oss.titaniummirror.com/gitweb?a=blobdiff_plain;f=gmp%2Fmpn%2Falpha%2Falpha-defs.m4;fp=gmp%2Fmpn%2Falpha%2Falpha-defs.m4;h=b2f9a242a8a68876e47cae06785f018f923f53b1;hb=6fed43773c9b0ce596dca5686f37ac3fc0fa11c0;hp=0000000000000000000000000000000000000000;hpb=27b11d56b743098deb193d510b337ba22dc52e5c;p=msp430-gcc.git diff --git a/gmp/mpn/alpha/alpha-defs.m4 b/gmp/mpn/alpha/alpha-defs.m4 new file mode 100644 index 00000000..b2f9a242 --- /dev/null +++ b/gmp/mpn/alpha/alpha-defs.m4 @@ -0,0 +1,96 @@ +divert(-1) + +dnl m4 macros for Alpha assembler. + +dnl Copyright 2003, 2004 Free Software Foundation, Inc. +dnl +dnl This file is part of the GNU MP Library. +dnl +dnl The GNU MP Library is free software; you can redistribute it and/or +dnl modify it under the terms of the GNU Lesser General Public License as +dnl published by the Free Software Foundation; either version 3 of the +dnl License, or (at your option) any later version. +dnl +dnl The GNU MP Library is distributed in the hope that it will be useful, +dnl but WITHOUT ANY WARRANTY; without even the implied warranty of +dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +dnl Lesser General Public License for more details. +dnl +dnl You should have received a copy of the GNU Lesser General Public License +dnl along with the GNU MP Library. If not, see http://www.gnu.org/licenses/. + + +dnl Usage: ASSERT([reg] [,code]) +dnl +dnl Require that the given reg is non-zero after executing the test code. +dnl For example, +dnl +dnl ASSERT(r8, +dnl ` cmpult r16, r17, r8') +dnl +dnl If the register argument is empty then nothing is tested, the code is +dnl just executed. This can be used for setups required by later ASSERTs. +dnl If the code argument is omitted then the register is just tested, with +dnl no special setup code. + +define(ASSERT, +m4_assert_numargs_range(1,2) +m4_assert_defined(`WANT_ASSERT') +`ifelse(WANT_ASSERT,1, +`ifelse(`$2',,,`$2') +ifelse(`$1',,, +` bne $1, L(ASSERTok`'ASSERT_label_counter) + .long 0 C halt +L(ASSERTok`'ASSERT_label_counter): +define(`ASSERT_label_counter',eval(ASSERT_label_counter+1)) +') +')') +define(`ASSERT_label_counter',1) + + +dnl Usage: bigend(`code') +dnl +dnl Emit the given code only for a big-endian system, like Unicos. This +dnl can be used for instance for extra stuff needed by extwl. + +define(bigend, +m4_assert_numargs(1) +`ifdef(`HAVE_LIMB_BIG_ENDIAN',`$1', +`ifdef(`HAVE_LIMB_LITTLE_ENDIAN',`', +`m4_error(`Cannot assemble, unknown limb endianness')')')') + + +dnl Usage: bwx_available_p +dnl +dnl Evaluate to 1 if the BWX byte memory instructions are available, or to +dnl 0 if not. +dnl +dnl Listing the chips which do have BWX means anything we haven't looked at +dnl will use safe non-BWX code. The only targets without BWX currently are +dnl plain alpha (ie. ev4) and alphaev5. + +define(bwx_available_p, +m4_assert_numargs(-1) +`m4_ifdef_anyof_p( + `HAVE_HOST_CPU_alphaev56', + `HAVE_HOST_CPU_alphapca56', + `HAVE_HOST_CPU_alphapca57', + `HAVE_HOST_CPU_alphaev6', + `HAVE_HOST_CPU_alphaev67', + `HAVE_HOST_CPU_alphaev68', + `HAVE_HOST_CPU_alphaev69', + `HAVE_HOST_CPU_alphaev7', + `HAVE_HOST_CPU_alphaev79')') + + +dnl Usage: unop +dnl +dnl The Cray Unicos assembler lacks unop, so give the equivalent ldq_u +dnl explicitly. + +define(unop, +m4_assert_numargs(-1) +`ldq_u r31, 0(r30)') + + +divert