# HG changeset patch
# User coleenp
# Date 1228769455 18000
# Node ID 7b920868b475b05f295a44eed2e33e6363449c76
# Parent  3c4d36b4a7ac4947602c7bf6ca9d0a85d679f08e
6773838: There is no calling stack for Compiler thread in hs_err file on x86
Summary: On solaris, the inline assembly wasn't being processed.  Added volatile to il file fixed it.
Reviewed-by: phh, kvn

diff -r 3c4d36b4a7ac -r 7b920868b475 src/os_cpu/solaris_x86/vm/os_solaris_x86.cpp
--- a/src/os_cpu/solaris_x86/vm/os_solaris_x86.cpp	Fri Dec 05 15:45:24 2008 -0800
+++ b/src/os_cpu/solaris_x86/vm/os_solaris_x86.cpp	Mon Dec 08 15:50:55 2008 -0500
@@ -203,10 +203,10 @@
   return frame(fr->sender_sp(), fr->link(), fr->sender_pc());
 }
 
-extern "C" intptr_t *_get_previous_fp();  // in .il file.
+extern "C" intptr_t *_get_current_fp();  // in .il file
 
 frame os::current_frame() {
-  intptr_t* fp = _get_previous_fp();
+  intptr_t* fp = _get_current_fp();  // it's inlined so want current fp
   frame myframe((intptr_t*)os::current_stack_pointer(),
                 (intptr_t*)fp,
                 CAST_FROM_FN_PTR(address, os::current_frame));
diff -r 3c4d36b4a7ac -r 7b920868b475 src/os_cpu/solaris_x86/vm/solaris_x86_32.il
--- a/src/os_cpu/solaris_x86/vm/solaris_x86_32.il	Fri Dec 05 15:45:24 2008 -0800
+++ b/src/os_cpu/solaris_x86/vm/solaris_x86_32.il	Mon Dec 08 15:50:55 2008 -0500
@@ -37,10 +37,10 @@
       movl     %gs:0, %eax 
       .end
 
-  // Get callers fp
-      .inline _get_previous_fp,0
+  // Get current fp
+      .inline _get_current_fp,0
+      .volatile
       movl     %ebp, %eax 
-      movl     %eax, %eax
       .end
 
   // Support for jint Atomic::add(jint inc, volatile jint* dest)
diff -r 3c4d36b4a7ac -r 7b920868b475 src/os_cpu/solaris_x86/vm/solaris_x86_64.il
--- a/src/os_cpu/solaris_x86/vm/solaris_x86_64.il	Fri Dec 05 15:45:24 2008 -0800
+++ b/src/os_cpu/solaris_x86/vm/solaris_x86_64.il	Mon Dec 08 15:50:55 2008 -0500
@@ -30,10 +30,10 @@
       movq     %fs:0, %rax 
       .end
 
-  // Get the frame pointer from previous frame.
-      .inline _get_previous_fp,0
+  // Get the frame pointer from current frame.
+      .inline _get_current_fp,0
+      .volatile
       movq     %rbp, %rax 
-      movq     %rax, %rax 
       .end
 
   // Support for jint Atomic::add(jint add_value, volatile jint* dest)