Update copyright years.

[thirdparty/gcc.git] / gcc / config / arc / linux.h

diff --git a/gcc/config/arc/linux.h b/gcc/config/arc/linux.h
index 96d548eae3416ac71688d581addb6ca15e0e7076..0f1ff055be757ad1483910fc4918e7fef7fe4d5e 100644 (file)
--- a/gcc/config/arc/linux.h
+++ b/gcc/config/arc/linux.h
@@ -1,6 +1,6 @@
 /* Target macros for arc*-*-linux targets.
 
-   Copyright (C) 2017-2018 Free Software Foundation, Inc.
+   Copyright (C) 2017-2022 Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -29,7 +29,8 @@ along with GCC; see the file COPYING3.  If not see
     }                                          \
   while (0)
 
-#define GLIBC_DYNAMIC_LINKER   "/lib/ld-linux-arc.so.2"
+#define GLIBC_DYNAMIC_LINKER                                   \
+  "/lib/ld-linux-arc%{mbig-endian:eb}%{mcpu=arc700:700}.so.2"
 #define UCLIBC_DYNAMIC_LINKER  "/lib/ld-uClibc.so.0"
 
 /* Note that the default is to link against dynamic libraries, if they are
@@ -98,7 +99,7 @@ along with GCC; see the file COPYING3.  If not see
    Signalize that because we have fde-glibc, we don't need all C shared libs
    linked against -lgcc_s.  */
 #undef LINK_EH_SPEC
-#define LINK_EH_SPEC "--eh-frame-hdr"
+#define LINK_EH_SPEC "--eh-frame-hdr "
 #endif
 
 #undef SUBTARGET_CPP_SPEC
@@ -123,3 +124,17 @@ along with GCC; see the file COPYING3.  If not see
                    : "=r" (_beg)                                       \
                    : "0" (_beg), "r" (_end), "r" (_xtr), "r" (_scno)); \
 }
+
+/* Emit rtl for profiling.  Output assembler code to FILE
+   to call "_mcount" for profiling a function entry.  */
+#define PROFILE_HOOK(LABEL)                                    \
+  {                                                            \
+   rtx fun, rt;                                                        \
+   rt = get_hard_reg_initial_val (Pmode, RETURN_ADDR_REGNUM);  \
+   fun = gen_rtx_SYMBOL_REF (Pmode, "_mcount");                        \
+   emit_library_call (fun, LCT_NORMAL, VOIDmode, rt, Pmode);   \
+  }
+
+/* Enter/Leave ops are default off for linux targets.  */
+#undef TARGET_CODE_DENSITY_FRAME_DEFAULT
+#define TARGET_CODE_DENSITY_FRAME_DEFAULT 0