svn commit: r336355 - head/sys/cddl/dev/dtrace/powerpc

[Justin Hibbits]

Author: jhibbits
Date: Mon Jul 16 19:47:29 2018
New Revision: 336355
URL: https://svnweb.freebsd.org/changeset/base/336355

Log:
  dtrace/powerpc: Correct register indices for non-indexed registers in the trapframe
  
  Fix an off-by-one error, LR starts at index 32, not index 33, and the others
  follow suit.

Modified:
  head/sys/cddl/dev/dtrace/powerpc/dtrace_isa.c

Modified: head/sys/cddl/dev/dtrace/powerpc/dtrace_isa.c
==============================================================================
--- head/sys/cddl/dev/dtrace/powerpc/dtrace_isa.c	Mon Jul 16 19:21:50 2018	(r336354)
+++ head/sys/cddl/dev/dtrace/powerpc/dtrace_isa.c	Mon Jul 16 19:47:29 2018	(r336355)
@@ -561,19 +561,19 @@ dtrace_getreg(struct trapframe *rp, uint_t reg)
 		return (rp->fixreg[reg]);
 
 	switch (reg) {
-	case 33:
+	case 32:
 		return (rp->lr);
-	case 34:
+	case 33:
 		return (rp->cr);
-	case 35:
+	case 34:
 		return (rp->xer);
-	case 36:
+	case 35:
 		return (rp->ctr);
-	case 37:
+	case 36:
 		return (rp->srr0);
-	case 38:
+	case 37:
 		return (rp->srr1);
-	case 39:
+	case 38:
 		return (rp->exc);
 	default:
 		DTRACE_CPUFLAG_SET(CPU_DTRACE_ILLOP);