* configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support

[pf3gnuchains/gcc-fork.git] / gcc / config / sol2.h

diff --git a/gcc/config/sol2.h b/gcc/config/sol2.h
index a65276c..a20c3b9 100644 (file)
--- a/gcc/config/sol2.h
+++ b/gcc/config/sol2.h
@@ -1,6 +1,7 @@
 /* Operating system specific defines to be used when targeting GCC for any
    Solaris 2 system.
-   Copyright 2002, 2003, 2004, 2007, 2008, 2009 Free Software Foundation, Inc.
+   Copyright 2002, 2003, 2004, 2007, 2008, 2009, 2010
+   Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -265,6 +266,24 @@ __enable_execute_stack (void *addr)                                        \
     }                                                          \
   while (0)
 
+/* Solaris 'as' has a bug: a .common directive in .tbss section
+   behaves as .tls_common rather than normal non-TLS .common.  */
+#undef  ASM_OUTPUT_ALIGNED_COMMON
+#define ASM_OUTPUT_ALIGNED_COMMON(FILE, NAME, SIZE, ALIGN)             \
+  do                                                                   \
+    {                                                                  \
+      if (TARGET_SUN_TLS                                               \
+         && in_section                                                 \
+         && ((in_section->common.flags & (SECTION_TLS | SECTION_BSS))  \
+             == (SECTION_TLS | SECTION_BSS)))                          \
+       switch_to_section (bss_section);                                \
+      fprintf ((FILE), "%s", COMMON_ASM_OP);                           \
+      assemble_name ((FILE), (NAME));                                  \
+      fprintf ((FILE), ","HOST_WIDE_INT_PRINT_UNSIGNED",%u\n",         \
+              (SIZE), (ALIGN) / BITS_PER_UNIT);                        \
+    }                                                                  \
+  while (0)
+
 extern GTY(()) tree solaris_pending_aligns;
 extern GTY(()) tree solaris_pending_inits;
 extern GTY(()) tree solaris_pending_finis;