diff options
Diffstat (limited to 'arch/mips/math-emu/dsemul.c')
| -rw-r--r-- | arch/mips/math-emu/dsemul.c | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/arch/mips/math-emu/dsemul.c b/arch/mips/math-emu/dsemul.c index 77a623db3b38..bca7c4367ca4 100644 --- a/arch/mips/math-emu/dsemul.c +++ b/arch/mips/math-emu/dsemul.c @@ -78,13 +78,8 @@ int mips_dsemul(struct pt_regs *regs, mips_instruction ir, unsigned long cpc) * Algorithmics used a system call instruction, and * borrowed that vector. MIPS/Linux version is a bit * more heavyweight in the interests of portability and - * multiprocessor support. For Linux we generate a - * an unaligned access and force an address error exception. - * - * For embedded systems (stand-alone) we prefer to use a - * non-existing CP1 instruction. This prevents us from emulating - * branches, but gives us a cleaner interface to the exception - * handler (single entry point). + * multiprocessor support. For Linux we use a BREAK 514 + * instruction causing a breakpoint exception. */ break_math = BREAK_MATH(get_isa16_mode(regs->cp0_epc)); |