PERFORCE change 56463 for review

[Marcel Moolenaar]

http://perforce.freebsd.org/chv.cgi?CH=56463

Change 56463 by marcel at marcel_nfs on 2004/07/04 21:18:24

	o  Remove some left-over cruft from ia64.
	o  Add minimal support for sparc64.

Affected files ...

.. //depot/projects/gdb/sys/ia64/ia64/gdb_machdep.c#9 edit
.. //depot/projects/gdb/sys/sparc64/sparc64/gdb_machdep.c#5 edit

Differences ...

==== //depot/projects/gdb/sys/ia64/ia64/gdb_machdep.c#9 (text+ko) ====

@@ -102,10 +102,6 @@
 	case 370: return (&kdb_thrctx->pcb_special.unat);
 	case 374: return (&kdb_thrctx->pcb_special.fpsr);
 	case 399: return (&kdb_thrctx->pcb_preserved.lc);
-	/* Synthesized registers. */	
-		return (&synth);
-		synth = kdb_thrctx->pcb_special.bspstore;
-		return (&synth);
 	}
 	return (NULL);
 }

==== //depot/projects/gdb/sys/sparc64/sparc64/gdb_machdep.c#5 (text+ko) ====

@@ -33,8 +33,9 @@
 #include <sys/kernel.h>
 #include <sys/signal.h>
 
-#include <machine/frame.h>
+#include <machine/asm.h>
 #include <machine/gdb_machdep.h>
+#include <machine/pcb.h>
 #include <machine/reg.h>
 
 #include <gdb/gdb.h>
@@ -42,36 +43,21 @@
 void *
 gdb_cpu_getreg(int regnum, size_t *regsz)
 {
-	struct trapframe *tf = kdb_frame;
+	static uint64_t synth;
 
 	*regsz = gdb_cpu_regsz(regnum);
 	switch (regnum) {
-	case 0:  return (&tf->tf_global[0]);
-	case 1:  return (&tf->tf_global[1]);
-	case 2:  return (&tf->tf_global[2]);
-	case 3:  return (&tf->tf_global[3]);
-	case 4:  return (&tf->tf_global[4]);
-	case 5:  return (&tf->tf_global[5]);
-	case 6:  return (&tf->tf_global[6]);
-	case 7:  return (&tf->tf_global[7]);
+		/* 0-7: g0-g7 */
 		/* 8-15: o0-o7 */
+	case 14:
+		synth = kdb_thrctx->pcb_sp - CCFSZ;
+		return (&synth);
 		/* 16-23: l0-l7 */
-	case 24:  return (&tf->tf_out[0]);
-	case 25:  return (&tf->tf_out[1]);
-	case 26: return (&tf->tf_out[2]);
-	case 27: return (&tf->tf_out[3]);
-	case 28: return (&tf->tf_out[4]);
-	case 29: return (&tf->tf_out[5]);
-	case 30: return (&tf->tf_out[6]);
-	case 31: return (&tf->tf_out[7]);
+		/* 24-31: i0-i7 */
+	case 30: return (&kdb_thrctx->pcb_sp);
+	case 31: return (&kdb_thrctx->pcb_pc);
 		/* 32-63: f0-f31 */
 		/* 64-79: f32-f62 (16 double FP) */
-	case 80: return (&tf->tf_tpc);
-	case 81: return (&tf->tf_tnpc);
-	case 82: return (&tf->tf_tstate);
-	case 83: return (&tf->tf_fsr);
-	case 84: return (&tf->tf_fprs);
-	case 85: return (&tf->tf_y);
 	}
 	return (NULL);
 }