src/sys/arch/i386/i386/locore.S - diff

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-version 1.58.6.7, 2008/01/20 17:51:18
+version 1.66, 2008/01/23 19:46:44
 Line 883  ENTRY(longjmp)
 Line 883  ENTRY(longjmp)
 Line 883  ENTRY(longjmp)
          movl    $1,%eax                 # return 1
          ret
+ /*
+  * void dumpsys(void)
+  *
+  * Mimic cpu_switchto() for postmortem debugging.
+  */
  ENTRY(dumpsys)
-         # mimic cpu_switchto() for postmortem debugging.
+         pushl   %ebx                    # set up fake switchframe
+         pushl   %esi                    #   and save context
-         # build a fake switch frame.
+         pushl   %edi
-         pushl   %ebx
+         movl    %esp,_C_LABEL(dumppcb)+PCB_ESP
-         pushl   %esi
+         movl    %ebp,_C_LABEL(dumppcb)+PCB_EBP
-         pushl   %edi
+         call    _C_LABEL(dodumpsys)     # dump!
+         addl    $(3*4), %esp            # unwind switchframe
-         # save a context.
-         movl    $dumppcb,%eax
-         movl    %esp,PCB_ESP(%eax)
-         movl    %ebp,PCB_EBP(%eax)
-         call    _C_LABEL(dodumpsys)
-         addl    $(3*4), %esp    # sizeof(switchframe) - sizeof(%eip)
          ret
  /*