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darwin.h (LINK_SPEC): Always pass -macosx_version_min to linker. 

* config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
	to linker.
	(DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
	* config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
	darwin_rs6000_override_options.
	(C_COMMON_OVERRIDE_OPTIONS): Expect
	darwin_macosx_version_min to be non-NULL always.
	(TARGET_C99_FUNCTIONS): Likewise.
	(CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
	(DARWIN_MINVERSION_SPEC): New.
	* config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
	* config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
	to cc1*.  
	(DARWIN_MINVERSION_SPEC): New.
	* config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
	value.
	* config/darwin-c.c (darwin_cpp_builtins): Expect
	darwin_macosx_version_min to be non-NULL always.

From-SVN: r122067
This commit is contained in:
Geoffrey Keating 2007-02-17 01:47:38 +00:00 committed by Geoffrey Keating
parent 982afe020c
commit e4cad568ec
7 changed files with 108 additions and 71 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
gcc/ChangeLog
View File

@ -1,5 +1,24 @@
2007-02-16 Geoffrey Keating <geoffk@apple.com>
* config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
to linker.
(DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
* config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
darwin_rs6000_override_options.
(C_COMMON_OVERRIDE_OPTIONS): Expect
darwin_macosx_version_min to be non-NULL always.
(TARGET_C99_FUNCTIONS): Likewise.
(CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
(DARWIN_MINVERSION_SPEC): New.
* config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
* config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
to cc1*.
(DARWIN_MINVERSION_SPEC): New.
* config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
value.
* config/darwin-c.c (darwin_cpp_builtins): Expect
darwin_macosx_version_min to be non-NULL always.
* config/rs6000/rs6000.c: Clean up trailing whitespace.
2007-02-16 Uros Bizjak <ubizjak@gmail.com>

5
gcc/config/darwin-c.c
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@ -616,7 +616,6 @@ darwin_cpp_builtins (cpp_reader *pfile)
to be defined and won't work if it isn't. */
builtin_define_with_value ("__APPLE_CC__", "1", false);
if (darwin_macosx_version_min)
builtin_define_with_value ("__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__",
version_as_macro(), false);
builtin_define_with_value ("__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__",
version_as_macro(), false);
}

6
gcc/config/darwin.h
View File

@ -297,8 +297,7 @@ extern GTY(()) int darwin_ms_struct;
%{headerpad_max_install_names*} \
%{Zimage_base*:-image_base %*} \
%{Zinit*:-init %*} \
%{mmacosx-version-min=*:-macosx_version_min %*} \
%{!mmacosx-version-min=*:%{shared-libgcc:-macosx_version_min 10.3}} \
-macosx_version_min %(darwin_minversion) \
%{nomultidefs} \
%{Zmulti_module:-multi_module} %{Zsingle_module:-single_module} \
%{Zmultiply_defined*:-multiply_defined %*} \
@ -387,7 +386,8 @@ extern GTY(()) int darwin_ms_struct;
#define DARWIN_EXTRA_SPECS \
{ "darwin_crt1", DARWIN_CRT1_SPEC }, \
{ "darwin_dylib1", DARWIN_DYLIB1_SPEC },
{ "darwin_dylib1", DARWIN_DYLIB1_SPEC }, \
{ "darwin_minversion", DARWIN_MINVERSION_SPEC },
#define DARWIN_DYLIB1_SPEC \
"%:version-compare(!> 10.5 mmacosx-version-min= -ldylib1.o) \

6
gcc/config/darwin.opt
View File

@ -23,8 +23,12 @@ mfix-and-continue
Target Report Var(darwin_fix_and_continue)
Generate code suitable for fast turn around debugging
; The Init here is for the convenience of GCC developers, so that
; cc1 and cc1plus don't crash if no -mmacosx-version-min is passed. The
; driver will always pass a -mmacosx-version-min, so in normal use
; the Init is never used.
mmacosx-version-min=
Target Joined Report Var(darwin_macosx_version_min)
Target Joined Report Var(darwin_macosx_version_min) Init("10.1")
The earliest MacOS X version on which this program will run
mone-byte-bool

4
gcc/config/i386/darwin.h
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@ -74,6 +74,7 @@ Boston, MA 02110-1301, USA. */
#undef CC1_SPEC
#define CC1_SPEC "%{!mkernel:%{!static:%{!mdynamic-no-pic:-fPIC}}} \
-mmacosx-version-min=%(darwin_minversion) \
%{g: %{!fno-eliminate-unused-debug-symbols: -feliminate-unused-debug-symbols }}"
#undef ASM_SPEC
@ -82,6 +83,9 @@ Boston, MA 02110-1301, USA. */
#define DARWIN_ARCH_SPEC "%{m64:x86_64;:i386}"
#define DARWIN_SUBARCH_SPEC DARWIN_ARCH_SPEC
/* Determine a minimum version based on compiler options. */
#define DARWIN_MINVERSION_SPEC "10.4"
#undef SUBTARGET_EXTRA_SPECS
#define SUBTARGET_EXTRA_SPECS \
DARWIN_EXTRA_SPECS \

84
gcc/config/rs6000/darwin.h
View File

@ -55,74 +55,23 @@
/* Translate config/rs6000/darwin.opt to config/darwin.h. */
#define TARGET_DYNAMIC_NO_PIC (TARGET_MACHO_DYNAMIC_NO_PIC)
#define TARGET_OS_CPP_BUILTINS() \
do \
{ \
if (!TARGET_64BIT) builtin_define ("__ppc__"); \
if (TARGET_64BIT) builtin_define ("__ppc64__"); \
builtin_define ("__POWERPC__"); \
builtin_define ("__NATURAL_ALIGNMENT__"); \
darwin_cpp_builtins (pfile); \
} \
#define TARGET_OS_CPP_BUILTINS() \
do \
{ \
if (!TARGET_64BIT) builtin_define ("__ppc__"); \
if (TARGET_64BIT) builtin_define ("__ppc64__"); \
builtin_define ("__POWERPC__"); \
builtin_define ("__NATURAL_ALIGNMENT__"); \
darwin_cpp_builtins (pfile); \
} \
while (0)
#define SUBTARGET_OVERRIDE_OPTIONS \
do { \
/* The Darwin ABI always includes AltiVec, can't be (validly) turned \
off. */ \
rs6000_altivec_abi = 1; \
TARGET_ALTIVEC_VRSAVE = 1; \
if (DEFAULT_ABI == ABI_DARWIN) \
{ \
if (MACHO_DYNAMIC_NO_PIC_P) \
{ \
if (flag_pic) \
warning (0, "-mdynamic-no-pic overrides -fpic or -fPIC"); \
flag_pic = 0; \
} \
else if (flag_pic == 1) \
{ \
flag_pic = 2; \
} \
} \
if (TARGET_64BIT && ! TARGET_POWERPC64) \
{ \
target_flags |= MASK_POWERPC64; \
warning (0, "-m64 requires PowerPC64 architecture, enabling"); \
} \
if (flag_mkernel) \
{ \
rs6000_default_long_calls = 1; \
target_flags |= MASK_SOFT_FLOAT; \
} \
\
/* Make -m64 imply -maltivec. Darwin's 64-bit ABI includes \
Altivec. */ \
if (!flag_mkernel && !flag_apple_kext \
&& TARGET_64BIT \
&& ! (target_flags_explicit & MASK_ALTIVEC)) \
target_flags |= MASK_ALTIVEC; \
\
/* 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 SUBTARGET_OVERRIDE_OPTIONS darwin_rs6000_override_options ()
#define C_COMMON_OVERRIDE_OPTIONS do { \
/* On powerpc, __cxa_get_exception_ptr is available starting in the \
10.4.6 libstdc++.dylib. */ \
if ((! darwin_macosx_version_min \
|| strverscmp (darwin_macosx_version_min, "10.4.6") < 0) \
if (strverscmp (darwin_macosx_version_min, "10.4.6") < 0 \
&& flag_use_cxa_get_exception_ptr == 2) \
flag_use_cxa_get_exception_ptr = 0; \
if (flag_mkernel) \
@ -144,6 +93,7 @@ do { \
#define CC1_SPEC "\
%{g: %{!fno-eliminate-unused-debug-symbols: -feliminate-unused-debug-symbols }} \
%{static: %{Zdynamic: %e conflicting code gen style switches are used}}\
-mmacosx-version-min=%(darwin_minversion) \
%{!mkernel:%{!static:%{!mdynamic-no-pic:-fPIC}}}"
#define DARWIN_ARCH_SPEC "%{m64:ppc64;:ppc}"
@ -171,6 +121,13 @@ do { \
#define DARWIN_CRT2_SPEC \
"%{!m64:%:version-compare(!> 10.4 mmacosx-version-min= crt2.o%s)}"
/* Determine a minimum version based on compiler options. */
#define DARWIN_MINVERSION_SPEC \
"%{mmacosx-version-min=*:%*; \
m64:10.4; \
shared-libgcc:10.3; \
:10.1}"
#undef SUBTARGET_EXTRA_SPECS
#define SUBTARGET_EXTRA_SPECS \
DARWIN_EXTRA_SPECS \
@ -473,8 +430,7 @@ do { \
#undef TARGET_C99_FUNCTIONS
#define TARGET_C99_FUNCTIONS \
(TARGET_64BIT \
|| (darwin_macosx_version_min \
&& strverscmp (darwin_macosx_version_min, "10.3") >= 0))
|| strverscmp (darwin_macosx_version_min, "10.3") >= 0)
/* When generating kernel code or kexts, we don't use Altivec by
default, as kernel code doesn't save/restore those registers. */

55
gcc/config/rs6000/rs6000.c
View File

@ -1169,6 +1169,61 @@ rs6000_init_hard_regno_mode_ok (void)
rs6000_hard_regno_mode_ok_p[m][r] = true;
}
#if TARGET_MACHO
/* The Darwin version of SUBTARGET_OVERRIDE_OPTIONS. */
static void
darwin_rs6000_override_options (void)
{
/* The Darwin ABI always includes AltiVec, can't be (validly) turned
off. */
rs6000_altivec_abi = 1;
TARGET_ALTIVEC_VRSAVE = 1;
if (DEFAULT_ABI == ABI_DARWIN)
{
if (MACHO_DYNAMIC_NO_PIC_P)
{
if (flag_pic)
warning (0, "-mdynamic-no-pic overrides -fpic or -fPIC");
flag_pic = 0;
}
else if (flag_pic == 1)
{
flag_pic = 2;
}
}
if (TARGET_64BIT && ! TARGET_POWERPC64)
{
target_flags |= MASK_POWERPC64;
warning (0, "-m64 requires PowerPC64 architecture, enabling");
}
if (flag_mkernel)
{
rs6000_default_long_calls = 1;
target_flags |= MASK_SOFT_FLOAT;
}
/* Make -m64 imply -maltivec. Darwin's 64-bit ABI includes
Altivec. */
if (!flag_mkernel && !flag_apple_kext
&& TARGET_64BIT
&& ! (target_flags_explicit & MASK_ALTIVEC))
target_flags |= MASK_ALTIVEC;
/* 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
&& strverscmp (darwin_macosx_version_min, "10.5") >= 0
&& ! (target_flags_explicit & MASK_ALTIVEC)
&& ! rs6000_select[1].string)
{
target_flags |= MASK_ALTIVEC;
}
}
#endif
/* If not otherwise specified by a target, make 'long double' equivalent to
'double'. */