[src/trunk]: src/sys/lkm/arch/powerpc Enhance the scripts to not use trampoli...

[matt <matt%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/638a2c1fbc3f
branches:  trunk
changeset: 557705:638a2c1fbc3f
user:      matt <matt%NetBSD.org@localhost>
date:      Fri Jan 16 00:35:48 2004 +0000

description:
Enhance the scripts to not use trampolines for symbols which are internal
to the module.

diffstat:

 sys/lkm/arch/powerpc/lkmtramp.awk |  25 ++++++++++++++++++++++---
 sys/lkm/arch/powerpc/lkmwrap.awk  |  23 +++++++++++++++++++++--
 2 files changed, 43 insertions(+), 5 deletions(-)

diffs (71 lines):

diff -r 989b7443b40c -r 638a2c1fbc3f sys/lkm/arch/powerpc/lkmtramp.awk
--- a/sys/lkm/arch/powerpc/lkmtramp.awk Thu Jan 15 20:31:40 2004 +0000
+++ b/sys/lkm/arch/powerpc/lkmtramp.awk Fri Jan 16 00:35:48 2004 +0000
@@ -1,13 +1,32 @@
-#      $NetBSD: lkmtramp.awk,v 1.1 2003/02/19 19:04:27 matt Exp $
+#      $NetBSD: lkmtramp.awk,v 1.2 2004/01/16 00:35:48 matt Exp $
 #
 BEGIN {
        print "#include <machine/asm.h>"
 }
 
+/^SYMBOL TABLE:/ {
+       doing_symbols = 1;
+       next;
+}
+
+/^RELOCATION RECORDS/ {
+       doing_symbols = 0;
+       doing_relocs = 1;
+       next;
+}
+
+$2 == "*UND*" {
+       if (doing_symbols)
+               x[$4] = "+";
+       next;
+}
+
 $2 == "R_PPC_REL24" {
-       if (x[$3] != "")
+       if (!doing_relocs)
                next;
-       print "ENTRY(__wrap_"$3")"
+       if (x[$3] != "+")
+               next;
+       print "\nENTRY(__wrap_"$3")"
        print "\tlis\t0,__real_"$3"@h"
        print "\tori\t0,0,__real_"$3"@l"
        print "\tmtctr\t0"
diff -r 989b7443b40c -r 638a2c1fbc3f sys/lkm/arch/powerpc/lkmwrap.awk
--- a/sys/lkm/arch/powerpc/lkmwrap.awk  Thu Jan 15 20:31:40 2004 +0000
+++ b/sys/lkm/arch/powerpc/lkmwrap.awk  Fri Jan 16 00:35:48 2004 +0000
@@ -1,7 +1,26 @@
-#      $NetBSD: lkmwrap.awk,v 1.1 2003/02/19 19:04:27 matt Exp $
+#      $NetBSD: lkmwrap.awk,v 1.2 2004/01/16 00:35:48 matt Exp $
+#
+/^SYMBOL TABLE:/ {
+       doing_symbols = 1;
+       next;
+}
+
+/^RELOCATION RECORDS/ {
+       doing_symbols = 0;
+       doing_relocs = 1;
+       next;
+}
+
+$2 == "*UND*" {
+       if (doing_symbols)
+               x[$4] = "+";
+       next;
+}
 
 $2 == "R_PPC_REL24" {
-       if (x[$3] != "")
+       if (!doing_relocs)
+               next;
+       if (x[$3] != "+")
                next;
        printf " --wrap "$3;
        x[$3]=".";