* config/rs6000/linux64.h (CRT_CALL_STATIC_FUNCTION): Define.

From-SVN: r67578

* config/rs6000/linux64.h (CRT_CALL_STATIC_FUNCTION): Define.
From-SVN: r67578
ffbc65c3 · Alan Modra · Alan Modra · 8a5db2b4 · ffbc65c3 · ffbc65c3
Commit ffbc65c3 authored Jun 07, 2003 by Alan Modra Committed by Alan Modra Jun 07, 2003
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gcc/ChangeLog
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gcc/config/rs6000/linux64.h
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--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
+2003-06-07  Alan Modra  <amodra@bigpond.net.au>
+
+	* config/rs6000/linux64.h (CRT_CALL_STATIC_FUNCTION): Define.
+
 2003-06-06  James E Wilson  <wilson@tuliptree.org>

 	PR inline-asm/10890

--- a/gcc/config/rs6000/linux64.h
+++ b/gcc/config/rs6000/linux64.h
@@ -363,6 +363,18 @@
 #undef  RS6000_MCOUNT
 #define RS6000_MCOUNT "_mcount"

+#ifdef __powerpc64__
+/* _init and _fini functions are built from bits spread across many
+   object files, each potentially with a different TOC pointer.  For
+   that reason, place a nop after the call so that the linker can
+   restore the TOC pointer if a TOC adjusting call stub is needed.  */
+#define CRT_CALL_STATIC_FUNCTION(SECTION_OP, FUNC)	\
+  asm (SECTION_OP "\n"					\
+"	bl ." #FUNC "\n"				\
+"	nop\n"						\
+"	.previous");
+#endif
+
 /* FP save and restore routines.  */
 #undef  SAVE_FP_PREFIX
 #define SAVE_FP_PREFIX (TARGET_64BIT ? "._savef" : "_savefpr_")