add kernel branch emulation fix from #1345

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@6289 3c298f89-4303-0410-b956-a3cf2f4a3e73
2007-02-12 22:18:17 +00:00 · 2007-02-12 22:18:17 +00:00 · 6bc4d98ec7
parent 8b8ebe8baf
commit 6bc4d98ec7
1 changed files with 11 additions and 0 deletions
--- a/target/linux/generic-2.4/patches/115-branch_emul_fix.patch
+++ b/target/linux/generic-2.4/patches/115-branch_emul_fix.patch
@ -0,0 +1,11 @@
+--- linux.old/arch/mips/kernel/branch.c	2006-12-23 21:34:20.000000000 +0100
+++ linux.dev/arch/mips/kernel/branch.c	2007-01-24 18:05:34.000000000 +0100
+@@ -170,7 +170,7 @@
+ 		bit = (insn.i_format.rt >> 2);
+ 		bit += (bit != 0);
+ 		bit += 23;
+-		switch (insn.i_format.rt) {
+		switch (insn.i_format.rt & 3) {
+ 		case 0:	/* bc1f */
+ 		case 2:	/* bc1fl */
+ 			if (~fcr31 & (1 << bit))