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Restore i[34567]86-*-darwin* bootstrap.

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2010-02-27  H.J. Lu  <hongjiu.lu@intel.com>

	PR bootstrap/43202
	* config.gcc: Enable SSE math for i[34567]86-*-darwin* by
	default.  Set the default 32bit/64bit archs with $with_arch
	instead of $arch for i[34567]86-*-*|x86_64-*-* targets.

From-SVN: r157118
This commit is contained in:
H.J. Lu 2010-02-28 07:23:31 +00:00 committed by H.J. Lu
parent d022747d9f
commit 55c4eeaa4c
2 changed files with 13 additions and 13 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
PR bootstrap/43202
* config.gcc: Enable SSE math for i[34567]86-*-darwin* by
default. Set the default 32bit/64bit archs with $with_arch
instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2010-02-27 Richard Guenther <rguenther@suse.de>
PR tree-optimization/43186

19
gcc/config.gcc
View File

@ -1086,6 +1086,9 @@ i[34567]86-*-darwin*)
need_64bit_hwint=yes
need_64bit_isa=yes
# SSE math is enabled for Darwin by default.
with_fpmath=${with_fpmath:-sse}
# This is so that '.../configure && make' doesn't fail due to
# config.guess deciding that the configuration is i386-*-darwin* and
# then this file using that to set --with-cpu=i386 which has no -m64
@ -2857,16 +2860,6 @@ esac
# This block sets nothing except for with_arch.
if test x$with_arch = x ; then
case ${target} in
i[34567]86-*-darwin*)
# SSE math is enabled for Darwin, which sets the default ISA to
# SSE2. The minimum ISA supported Darwin is SSE3, which is the
# same as Prescott.
if test $arch_without_sse2 = no; then
with_arch=$arch
else
with_arch=prescott
fi
;;
i[34567]86-*-*)
# --with-fpmath sets the default ISA to SSE2, which is the same
# ISA supported by Pentium 4.
@ -2886,7 +2879,7 @@ if test x$with_arch = x ; then
i[34567]86-*-*|x86_64-*-*)
if test x$with_arch_32 != x || test x$with_arch_64 != x; then
if test x$with_arch_32 = x; then
with_arch_32=$arch
with_arch_32=$with_arch
fi
if test x$with_arch_64 = x; then
if test $arch_without_64bit = yes; then
@ -2894,14 +2887,14 @@ if test x$with_arch = x ; then
# doesn't support 64bit.
with_arch_64=x86-64
else
with_arch_64=$arch
with_arch_64=$with_arch
fi
fi
with_arch=
elif test $arch_without_64bit$need_64bit_isa = yesyes; then
# Set the default 64bit arch to x86-64 if the default arch
# doesn't support 64bit and we need 64bit ISA.
with_arch_32=$arch
with_arch_32=$with_arch
with_arch_64=x86-64
with_arch=
fi