svn commit: r215854 - in head/sys: amd64/amd64 i386/i386

[Ulrich Spoerlein]

Author: uqs
Date: Fri Nov 26 08:11:43 2010
New Revision: 215854
URL: http://svn.freebsd.org/changeset/base/215854

Log:
  Remove kernel support for BB profiling, now that kernbb(8) is gone, too.
  
  PR:		bin/83558
  Reviewed by:	jkim

Modified:
  head/sys/amd64/amd64/support.S
  head/sys/i386/i386/support.s

Modified: head/sys/amd64/amd64/support.S
==============================================================================
--- head/sys/amd64/amd64/support.S	Fri Nov 26 05:29:19 2010	(r215853)
+++ head/sys/amd64/amd64/support.S	Fri Nov 26 08:11:43 2010	(r215854)
@@ -700,25 +700,6 @@ ENTRY(longjmp)
 END(longjmp)
 
 /*
- * Support for BB-profiling (gcc -a).  The kernbb program will extract
- * the data from the kernel.
- */
-
-	.data
-	ALIGN_DATA
-	.globl bbhead
-bbhead:
-	.quad 0
-
-	.text
-NON_GPROF_ENTRY(__bb_init_func)
-	movq	$1,(%rdi)
-	movq	bbhead,%rax
-	movq	%rax,32(%rdi)
-	movq	%rdi,bbhead
-	NON_GPROF_RET
-
-/*
  * Support for reading MSRs in the safe manner.
  */
 ENTRY(rdmsr_safe)

Modified: head/sys/i386/i386/support.s
==============================================================================
--- head/sys/i386/i386/support.s	Fri Nov 26 05:29:19 2010	(r215853)
+++ head/sys/i386/i386/support.s	Fri Nov 26 08:11:43 2010	(r215854)
@@ -790,26 +790,6 @@ ENTRY(longjmp)
 END(longjmp)
 
 /*
- * Support for BB-profiling (gcc -a).  The kernbb program will extract
- * the data from the kernel.
- */
-
-	.data
-	ALIGN_DATA
-	.globl bbhead
-bbhead:
-	.long 0
-
-	.text
-NON_GPROF_ENTRY(__bb_init_func)
-	movl	4(%esp),%eax
-	movl	$1,(%eax)
-	movl	bbhead,%edx
-	movl	%edx,16(%eax)
-	movl	%eax,bbhead
-	NON_GPROF_RET
-
-/*
  * Support for reading MSRs in the safe manner.
  */
 ENTRY(rdmsr_safe)