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author | Ingo Molnar <mingo@elte.hu> | 2009-01-18 20:15:05 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-01-18 20:15:05 +0100 |
commit | 4092762aebfe55c1f8e31440b80a053c2dbe519b (patch) | |
tree | 8fb9fd14131194174c12daf5d8195afd3b62bc3e /arch/mips/kernel/branch.c | |
parent | 745b1626dd71ce9661a05ea4db57859ed5c773d2 (diff) | |
parent | 1de9e8e70f5acc441550ca75433563d91b269bbe (diff) | |
download | lwn-4092762aebfe55c1f8e31440b80a053c2dbe519b.tar.gz lwn-4092762aebfe55c1f8e31440b80a053c2dbe519b.zip |
Merge branch 'tracing/ftrace'; commit 'v2.6.29-rc2' into tracing/core
Diffstat (limited to 'arch/mips/kernel/branch.c')
-rw-r--r-- | arch/mips/kernel/branch.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/arch/mips/kernel/branch.c b/arch/mips/kernel/branch.c index 6b5df8bfab85..0176ed015c89 100644 --- a/arch/mips/kernel/branch.c +++ b/arch/mips/kernel/branch.c @@ -205,6 +205,39 @@ int __compute_return_epc(struct pt_regs *regs) break; } break; +#ifdef CONFIG_CPU_CAVIUM_OCTEON + case lwc2_op: /* This is bbit0 on Octeon */ + if ((regs->regs[insn.i_format.rs] & (1ull<<insn.i_format.rt)) + == 0) + epc = epc + 4 + (insn.i_format.simmediate << 2); + else + epc += 8; + regs->cp0_epc = epc; + break; + case ldc2_op: /* This is bbit032 on Octeon */ + if ((regs->regs[insn.i_format.rs] & + (1ull<<(insn.i_format.rt+32))) == 0) + epc = epc + 4 + (insn.i_format.simmediate << 2); + else + epc += 8; + regs->cp0_epc = epc; + break; + case swc2_op: /* This is bbit1 on Octeon */ + if (regs->regs[insn.i_format.rs] & (1ull<<insn.i_format.rt)) + epc = epc + 4 + (insn.i_format.simmediate << 2); + else + epc += 8; + regs->cp0_epc = epc; + break; + case sdc2_op: /* This is bbit132 on Octeon */ + if (regs->regs[insn.i_format.rs] & + (1ull<<(insn.i_format.rt+32))) + epc = epc + 4 + (insn.i_format.simmediate << 2); + else + epc += 8; + regs->cp0_epc = epc; + break; +#endif } return 0; |