Add support for Bionic C library

[pf3gnuchains/gcc-fork.git] / gcc / config / rs6000 / linux64.h

diff --git a/gcc/config/rs6000/linux64.h b/gcc/config/rs6000/linux64.h
index e83e0e9..502342c 100644 (file)
--- a/gcc/config/rs6000/linux64.h
+++ b/gcc/config/rs6000/linux64.h
@@ -1,7 +1,7 @@
 /* Definitions of target machine for GNU compiler,
    for 64 bit PowerPC linux.
-   Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
-   Free Software Foundation, Inc.
+   Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008,
+   2009, 2010  Free Software Foundation, Inc.
 
    This file is part of GCC.
 
@@ -15,8 +15,13 @@
    or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
    License for more details.
 
-   You should have received a copy of the GNU General Public License
-   along with GCC; see the file COPYING3.  If not see
+   Under Section 7 of GPL version 3, you are granted additional
+   permissions described in the GCC Runtime Library Exception, version
+   3.1, as published by the Free Software Foundation.
+
+   You should have received a copy of the GNU General Public License and
+   a copy of the GCC Runtime Library Exception along with this program;
+   see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
    <http://www.gnu.org/licenses/>.  */
 
 #ifndef RS6000_BI_ARCH
@@ -56,6 +61,8 @@ extern int dot_symbols;
 #define DOT_SYMBOLS dot_symbols
 #endif
 
+#define TARGET_PROFILE_KERNEL profile_kernel
+
 #undef  PROCESSOR_DEFAULT
 #define PROCESSOR_DEFAULT PROCESSOR_POWER6
 #undef  PROCESSOR_DEFAULT64
@@ -99,7 +106,7 @@ extern int dot_symbols;
            }                                                   \
          if (TARGET_PROTOTYPE)                                 \
            {                                                   \
-             TARGET_PROTOTYPE = 0;                             \
+             target_prototype = 0;                             \
              error (INVALID_64BIT, "prototype");               \
            }                                                   \
          if ((target_flags & MASK_POWERPC64) == 0)             \
@@ -114,7 +121,7 @@ extern int dot_symbols;
            error (INVALID_32BIT, "32");                        \
          if (TARGET_PROFILE_KERNEL)                            \
            {                                                   \
-             target_flags &= ~MASK_PROFILE_KERNEL;             \
+             TARGET_PROFILE_KERNEL = 0;                        \
              error (INVALID_32BIT, "profile-kernel");          \
            }                                                   \
        }                                                       \
@@ -134,6 +141,10 @@ extern int dot_symbols;
 #undef ASM_SPEC
 #undef LINK_OS_LINUX_SPEC
 
+/* FIXME: This will quite possibly choose the wrong dynamic linker.  */
+#undef LINK_OS_GNU_SPEC
+#define        LINK_OS_GNU_SPEC LINK_OS_LINUX_SPEC
+
 #ifndef        RS6000_BI_ARCH
 #define        ASM_DEFAULT_SPEC "-mppc64"
 #define        ASM_SPEC         "%(asm_spec64) %(asm_spec_common)"
@@ -152,7 +163,7 @@ extern int dot_symbols;
 
 #define ASM_SPEC32 "-a32 %{n} %{T} %{Ym,*} %{Yd,*} \
 %{mrelocatable} %{mrelocatable-lib} %{fpic:-K PIC} %{fPIC:-K PIC} \
-%{memb} %{!memb: %{msdata: -memb} %{msdata=eabi: -memb}} \
+%{memb} %{!memb: %{msdata=eabi: -memb}} \
 %{!mlittle: %{!mlittle-endian: %{!mbig: %{!mbig-endian: \
     %{mcall-freebsd: -mbig} \
     %{mcall-i960-old: -mlittle} \
@@ -341,10 +352,12 @@ extern int dot_symbols;
 #define GLIBC_DYNAMIC_LINKER64 "/lib64/ld64.so.1"
 #define UCLIBC_DYNAMIC_LINKER32 "/lib/ld-uClibc.so.0"
 #define UCLIBC_DYNAMIC_LINKER64 "/lib/ld64-uClibc.so.0"
-#if UCLIBC_DEFAULT
-#define CHOOSE_DYNAMIC_LINKER(G, U) "%{mglibc:%{muclibc:%e-mglibc and -muclibc used together}" G ";:" U "}"
+#if DEFAULT_LIBC == LIBC_UCLIBC
+#define CHOOSE_DYNAMIC_LINKER(G, U) "%{mglibc:" G ";:" U "}"
+#elif DEFAULT_LIBC == LIBC_GLIBC
+#define CHOOSE_DYNAMIC_LINKER(G, U) "%{muclibc:" U ";:" G "}"
 #else
-#define CHOOSE_DYNAMIC_LINKER(G, U) "%{muclibc:%{mglibc:%e-mglibc and -muclibc used together}" U ";:" G "}"
+#error "Unsupported DEFAULT_LIBC"
 #endif
 #define LINUX_DYNAMIC_LINKER32 \
   CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER32)
@@ -428,11 +441,11 @@ extern int dot_symbols;
 #undef  SAVE_FP_PREFIX
 #define SAVE_FP_PREFIX (TARGET_64BIT ? "._savef" : "_savefpr_")
 #undef  SAVE_FP_SUFFIX
-#define SAVE_FP_SUFFIX (TARGET_64BIT ? "" : "_l")
+#define SAVE_FP_SUFFIX ""
 #undef  RESTORE_FP_PREFIX
 #define RESTORE_FP_PREFIX (TARGET_64BIT ? "._restf" : "_restfpr_")
 #undef  RESTORE_FP_SUFFIX
-#define RESTORE_FP_SUFFIX (TARGET_64BIT ? "" : "_l")
+#define RESTORE_FP_SUFFIX ""
 
 /* Dwarf2 debugging.  */
 #undef  PREFERRED_DEBUGGING_TYPE
@@ -462,9 +475,8 @@ extern int dot_symbols;
    we also do this for floating-point constants.  We actually can only
    do this if the FP formats of the target and host machines are the
    same, but we can't check that since not every file that uses
-   GO_IF_LEGITIMATE_ADDRESS_P includes real.h.  We also do this when
-   we can write the entry into the TOC and the entry is not larger
-   than a TOC entry.  */
+   the macros includes real.h.  We also do this when we can write the
+   entry into the TOC and the entry is not larger than a TOC entry.  */
 
 #undef  ASM_OUTPUT_SPECIAL_POOL_ENTRY_P
 #define ASM_OUTPUT_SPECIAL_POOL_ENTRY_P(X, MODE)                       \
@@ -477,8 +489,7 @@ extern int dot_symbols;
           && GET_MODE_BITSIZE (MODE) <= GET_MODE_BITSIZE (Pmode))      \
        || (GET_CODE (X) == CONST_DOUBLE                                        \
           && ((TARGET_64BIT                                            \
-               && (TARGET_POWERPC64                                    \
-                   || TARGET_MINIMAL_TOC                               \
+               && (TARGET_MINIMAL_TOC                                  \
                    || (SCALAR_FLOAT_MODE_P (GET_MODE (X))              \
                        && ! TARGET_NO_FP_IN_TOC)))                     \
               || (!TARGET_64BIT                                        \