Update copyright years.

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

diff --git a/gcc/config/sparc/linux.h b/gcc/config/sparc/linux.h
index 756d30f17a9057521df2f1066e1a7b2d282a5c41..81201e67a2f3dac84c22b33fd90ea258e501ad9a 100644 (file)
--- a/gcc/config/sparc/linux.h
+++ b/gcc/config/sparc/linux.h
@@ -1,6 +1,5 @@
 /* Definitions for SPARC running Linux-based GNU systems with ELF.
-   Copyright (C) 1996, 1997, 1998, 1999, 2000, 2002, 2003, 2004, 2005, 2006,
-   2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
+   Copyright (C) 1996-2020 Free Software Foundation, Inc.
    Contributed by Eddie C. Dost (ecd@skynet.be)
 
 This file is part of GCC.
@@ -22,7 +21,7 @@ along with GCC; see the file COPYING3.  If not see
 #define TARGET_OS_CPP_BUILTINS()               \
   do                                           \
     {                                          \
-      LINUX_TARGET_OS_CPP_BUILTINS();          \
+      GNU_USER_TARGET_OS_CPP_BUILTINS();       \
       if (TARGET_LONG_DOUBLE_128)              \
        builtin_define ("__LONG_DOUBLE_128__"); \
     }                                          \
@@ -37,16 +36,29 @@ along with GCC; see the file COPYING3.  If not see
 #undef  ENDFILE_SPEC
 #define ENDFILE_SPEC \
   "%{shared|pie:crtendS.o%s;:crtend.o%s} crtn.o%s\
-   %{ffast-math|funsafe-math-optimizations:crtfastmath.o%s}"
+   %{Ofast|ffast-math|funsafe-math-optimizations:crtfastmath.o%s}"
+
+/* -mcpu=native handling only makes sense with compiler running on
+   a SPARC chip.  */
+#if defined(__sparc__) && defined(__linux__)
+extern const char *host_detect_local_cpu (int argc, const char **argv);
+# define EXTRA_SPEC_FUNCTIONS                                          \
+  { "local_cpu_detect", host_detect_local_cpu },
+
+# define MCPU_MTUNE_NATIVE_SPECS                                       \
+   " %{mcpu=native:%<mcpu=native %:local_cpu_detect(cpu)}"             \
+   " %{mtune=native:%<mtune=native %:local_cpu_detect(tune)}"
+#else
+# define MCPU_MTUNE_NATIVE_SPECS ""
+#endif
+
+#define DRIVER_SELF_SPECS MCPU_MTUNE_NATIVE_SPECS
 
-/* This is for -profile to use -lc_p instead of -lc.  */
-#undef CC1_SPEC
-#define        CC1_SPEC "%{profile:-p} \
-%{sun4:} %{target:} \
-"
+#undef  ASAN_CC1_SPEC
+#define ASAN_CC1_SPEC "%{%:sanitize(address):-funwind-tables}"
 
-#undef TARGET_VERSION
-#define TARGET_VERSION fprintf (stderr, " (sparc GNU/Linux with ELF)");
+#undef  CC1_SPEC
+#define CC1_SPEC GNU_USER_TARGET_CC1_SPEC ASAN_CC1_SPEC
 
 #undef SIZE_TYPE
 #define SIZE_TYPE "unsigned int"
@@ -75,22 +87,19 @@ along with GCC; see the file COPYING3.  If not see
 #define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.2"
 
 #undef  LINK_SPEC
-#define LINK_SPEC "-m elf32_sparc -Y P,/usr/lib %{shared:-shared} \
+#define LINK_SPEC "-m elf32_sparc %{shared:-shared} \
   %{!mno-relax:%{!r:-relax}} \
   %{!shared: \
     %{!static: \
       %{rdynamic:-export-dynamic} \
-      -dynamic-linker " LINUX_DYNAMIC_LINKER "} \
+      -dynamic-linker " GNU_USER_DYNAMIC_LINKER "} \
       %{static:-static}}"
 
-/* The sun bundled assembler doesn't accept -Yd, (and neither does gas).
-   It's safe to pass -s always, even if -g is not used.  */
+/* It's safe to pass -s always, even if -g is not used.  */
 #undef ASM_SPEC
 #define ASM_SPEC "\
-%{!Qn:-Qy} \
-%{Ym,*} \
 -s \
-%{fpic|fPIC|fpie|fPIE:-K PIC} \
+%{" FPIE_OR_FPIC_SPEC ":-K PIC} \
 %{!.c:%{findirect-dispatch:-K PIC}} \
 %(asm_cpu) %(asm_relax)"
 
@@ -109,28 +118,11 @@ do {                                                                      \
 #undef  LOCAL_LABEL_PREFIX
 #define LOCAL_LABEL_PREFIX  "."
 
-/* This is how to store into the string LABEL
-   the symbol_ref name of an internal numbered label where
-   PREFIX is the class of label and NUM is the number within the class.
-   This is suitable for output with `assemble_name'.  */
-
-#undef  ASM_GENERATE_INTERNAL_LABEL
-#define ASM_GENERATE_INTERNAL_LABEL(LABEL,PREFIX,NUM)  \
-  sprintf (LABEL, "*.L%s%ld", PREFIX, (long)(NUM))
-
 \f
 /* Define for support of TFmode long double.
    SPARC ABI says that long double is 4 words.  */
 #define LONG_DOUBLE_TYPE_SIZE (TARGET_LONG_DOUBLE_128 ? 128 : 64)
 
-/* Define this to set long double type size to use in libgcc2.c, which can
-   not depend on target_flags.  */
-#ifdef __LONG_DOUBLE_128__
-#define LIBGCC2_LONG_DOUBLE_TYPE_SIZE 128
-#else
-#define LIBGCC2_LONG_DOUBLE_TYPE_SIZE 64
-#endif
-
 #undef DITF_CONVERSION_LIBFUNCS
 #define DITF_CONVERSION_LIBFUNCS 1
 \f
@@ -148,14 +140,6 @@ do {                                                                       \
 /* Static stack checking is supported by means of probes.  */
 #define STACK_CHECK_STATIC_BUILTIN 1
 
-#define MD_UNWIND_SUPPORT "config/sparc/linux-unwind.h"
-
-/* Linux currently uses RMO in uniprocessor mode, which is equivalent to
-   TMO, and TMO in multiprocessor mode.  But they reserve the right to
-   change their minds.  */
-#undef SPARC_RELAXED_ORDERING
-#define SPARC_RELAXED_ORDERING true
-
 #undef NEED_INDICATE_EXEC_STACK
 #define NEED_INDICATE_EXEC_STACK 1