ms_hook_prologue.c: Add x64 ms_hook_prologue support.

2010-07-06  Kai Tietz  <kai.tietz@onevision.com>

        * gcc.target/i386/ms_hook_prologue.c: Add x64 ms_hook_prologue
        support.
        * gcc.target/i386/i386.exp: Likewise.

From-SVN: r161875

gcc/testsuite/ChangeLog

+2010-07-06  Kai Tietz  <kai.tietz@onevision.com>
+
+	* gcc.target/i386/ms_hook_prologue.c: Add x64 ms_hook_prologue
+	support.
+	* gcc.target/i386/i386.exp: Likewise.
+
 2010-07-06  Peter Bergner  <bergner@vnet.ibm.com>
 
 	PR testsuite/44195

gcc/testsuite/gcc.target/i386/i386.exp

@@ -27,8 +27,7 @@ load_lib gcc-dg.exp
 
 # Return 1 if attribute ms_hook_prologue is supported.
 proc check_effective_target_ms_hook_prologue { } {
-    if { [check_effective_target_ilp32]
-	 && [check_no_compiler_messages ms_hook_prologue object {
+    if { [check_no_compiler_messages ms_hook_prologue object {
 	     void __attribute__ ((__ms_hook_prologue__)) foo ();
 	 } ""] } {
 	return 1

gcc/testsuite/gcc.target/i386/ms_hook_prologue.c

@@ -11,7 +11,7 @@ int __attribute__ ((__ms_hook_prologue__)) foo ()
   /* The NOP mov must not be optimized away by optimizations.
      The push %ebp, mov %esp, %ebp must not be removed by
      -fomit-frame-pointer */
-
+#ifndef __x86_64__
   /* movl.s %edi, %edi */
   if(*ptr++ != 0x8b) return 1;
   if(*ptr++ != 0xff) return 1;
@@ -20,6 +20,15 @@ int __attribute__ ((__ms_hook_prologue__)) foo ()
   /* movl.s %esp, %ebp */
   if(*ptr++ != 0x8b) return 1;
   if(*ptr++ != 0xec) return 1;
+#else
+  /* leaq 0(%rsp), %rsp */
+  if (*ptr++ != 0x48) return 1;
+  if (*ptr++ != 0x8d) return 1;
+  if (*ptr++ != 0xa4) return 1;
+  if (*ptr++ != 0x24) return 1;
+  if (ptr[0] != 0 || ptr[1] != 0 || ptr[2] != 0 || ptr[3] != 0)
+    return 1;
+#endif
   return 0;
 }