diff options
Diffstat (limited to 'arch/powerpc/lib/sstep.c')
| -rw-r--r-- | arch/powerpc/lib/sstep.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/powerpc/lib/sstep.c b/arch/powerpc/lib/sstep.c index a2ded89db73e..a85b82c0e3f3 100644 --- a/arch/powerpc/lib/sstep.c +++ b/arch/powerpc/lib/sstep.c @@ -1255,6 +1255,14 @@ int analyse_instr(struct instruction_op *op, struct pt_regs *regs, /* * Logical instructions */ + case 15: /* isel */ + mb = (instr >> 6) & 0x1f; /* bc */ + val = (regs->ccr >> (31 - mb)) & 1; + val2 = (ra) ? regs->gpr[ra] : 0; + + regs->gpr[rd] = (val) ? val2 : regs->gpr[rb]; + goto logical_done; + case 26: /* cntlzw */ asm("cntlzw %0,%1" : "=r" (regs->gpr[ra]) : "r" (regs->gpr[rd])); |