Update copyright years.

[thirdparty/gcc.git] / gcc / config / rs6000 / aix.h

diff --git a/gcc/config/rs6000/aix.h b/gcc/config/rs6000/aix.h
index b116e1a36bb0cda3d0c1868d0dcc8c38efa34ba3..69db93ef47b8be1fb7a1aa86b65010cb5d8d779a 100644 (file)
--- a/gcc/config/rs6000/aix.h
+++ b/gcc/config/rs6000/aix.h
@@ -1,6 +1,7 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
 /* Definitions of target machine for GNU compiler,
    for IBM RS/6000 POWER running AIX.
-   Copyright (C) 2000-2021 Free Software Foundation, Inc.
+   Copyright (C) 2000-2023 Free Software Foundation, Inc.
 
    This file is part of GCC.
 
@@ -23,9 +24,6 @@
 #undef  TARGET_AIX
 #define TARGET_AIX 1
 
-/* System headers are not C++-aware.  */
-#define SYSTEM_IMPLICIT_EXTERN_C 1
-
 /* Linux64.h wants to redefine TARGET_AIX based on -m64, but it can't be used
    in the #if conditional in options-default.h, so provide another macro.  */
 #undef  TARGET_AIX_OS
@@ -67,10 +65,10 @@
 
    The default value for this macro is `STACK_POINTER_OFFSET' plus the
    length of the outgoing arguments.  The default is correct for most
-   machines.  See `function.c' for details.
+   machines.  See `function.cc' for details.
 
    This value must be a multiple of STACK_BOUNDARY (hard coded in
-   `emit-rtl.c').  */
+   `emit-rtl.cc').  */
 #undef STACK_DYNAMIC_OFFSET
 #define STACK_DYNAMIC_OFFSET(FUNDECL)                                  \
    RS6000_ALIGN (crtl->outgoing_args_size.to_constant ()               \
@@ -280,3 +278,9 @@
 #define RS6000_USE_DWARF_NUMBERING
 
 #define TARGET_PRECOMPUTE_TLS_P rs6000_aix_precompute_tls_p
+
+/* Replace -m64 with -maix64 and -m32 with -maix32.  */
+#undef SUBTARGET_DRIVER_SELF_SPECS
+#define SUBTARGET_DRIVER_SELF_SPECS    \
+"%{m64:-maix64} %<m64",                        \
+"%{m32:-maix32} %<m32"