Imported gcc-4.4.3

[msp430-gcc.git] / gmp / mpn / powerpc32 / eabi.m4

diff --git a/gmp/mpn/powerpc32/eabi.m4 b/gmp/mpn/powerpc32/eabi.m4
new file mode 100644 (file)
index 0000000..20f9a2f
--- /dev/null
+++ b/gmp/mpn/powerpc32/eabi.m4
@@ -0,0 +1,75 @@
+divert(-1)
+dnl  m4 macros for powerpc32 eABI assembly.
+
+dnl  Copyright 2003, 2005, 2006 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/.
+
+define(`ASM_START',`')
+
+dnl  Called: PROLOGUE_cpu(GSYM_PREFIX`'foo)
+dnl          EPILOGUE_cpu(GSYM_PREFIX`'foo)
+dnl
+
+define(`PROLOGUE_cpu',
+m4_assert_numargs(1)
+       `
+       .section        ".text"
+       .align  3
+       .globl  $1
+       .type   $1, @function
+$1:')
+
+define(`EPILOGUE_cpu',
+m4_assert_numargs(1)
+`      .size   $1, .-$1')
+
+dnl  This ought to support PIC, but it is unclear how that is done for eABI
+define(`LEA',
+m4_assert_numargs(2)
+`
+       lis     $1, $2@ha
+       la      $1, $2@l($1)
+')
+
+define(`EXTERN',
+m4_assert_numargs(1)
+`dnl')
+
+define(`DEF_OBJECT',
+m4_assert_numargs_range(1,2)
+`
+       .section        .rodata
+       ALIGN(ifelse($#,1,2,$2))
+       .type   $1, @object
+$1:
+')
+
+define(`END_OBJECT',
+m4_assert_numargs(1)
+`      .size   $1, .-$1')
+
+define(`ASM_END', `dnl')
+
+ifdef(`PIC',`
+define(`PIC_SLOW')')
+
+dnl  64-bit "long long" parameters are put in an even-odd pair, skipping an
+dnl  even register if that was in turn.  I wish somebody could explain why that
+dnl  is a good idea.
+define(`BROKEN_LONGLONG_PARAM')
+
+divert