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add kernel branch emulation fix from #1345

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SVN-Revision: 6289
This commit is contained in:
Felix Fietkau 2007-02-12 22:18:17 +00:00
parent 23afac1288
commit ba20f21c7e
1 changed files with 11 additions and 0 deletions
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target/linux/generic-2.4/patches/115-branch_emul_fix.patch Normal file
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@ -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))