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t-darwin (TARGET_LIBGCC2_CFLAGS): Build libgcc with -mmacosx-version-min=10.4.

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* config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Build
	libgcc with -mmacosx-version-min=10.4.
	* config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Default to
	G4 for 10.5+ unless doing kernel builds.

From-SVN: r119666
This commit is contained in:
Mike Stump 2006-12-08 22:22:51 +00:00 • committed by Mike Stump
parent 4280a3e362
commit 44f31fec96
3 changed files with 20 additions and 1 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2006-12-08 Mike Stump <mrs@apple.com>
* config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Build
libgcc with -mmacosx-version-min=10.4.
* config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Default to
G4 for 10.5+ unless doing kernel builds.
2006-12-08 Uros Bizjak <ubizjak@gmail.com>
PR target/30120

12
gcc/config/rs6000/darwin.h
View file

@ -96,6 +96,18 @@ do { \
rs6000_default_long_calls = 1; \
target_flags |= MASK_SOFT_FLOAT; \
} \
/* Unless the user (not the configurer) has explicitly overridden \
it with -mcpu=G3 or -mno-altivec, then 10.5+ targets default to \
G4 unless targetting the kernel. */ \
if (!flag_mkernel \
&& !flag_apple_kext \
&& darwin_macosx_version_min \
&& strverscmp (darwin_macosx_version_min, "10.5") >= 0 \
&& ! (target_flags_explicit & MASK_ALTIVEC) \
&& ! rs6000_select[1].string) \
{ \
target_flags |= MASK_ALTIVEC; \
} \
} while(0)
#define C_COMMON_OVERRIDE_OPTIONS do { \

2
gcc/config/rs6000/t-darwin
View file

@ -18,7 +18,7 @@ DARWIN_EXTRA_CRT_BUILD_CFLAGS = -mlongcall
# it to not properly process the first # directive, causing temporary
# file names to appear in stabs, causing the bootstrap to fail. Using -pipe
# works around this by not having any temporary file names.
TARGET_LIBGCC2_CFLAGS = -Wa,-force_cpusubtype_ALL -pipe
TARGET_LIBGCC2_CFLAGS = -Wa,-force_cpusubtype_ALL -pipe -mmacosx-version-min=10.4
# Export the _xlq* symbols from darwin-ldouble.c.
SHLIB_MAPFILES += $(srcdir)/config/rs6000/libgcc-ppc64.ver