diff options
Diffstat (limited to 'arch/mips/math-emu')
| -rw-r--r-- | arch/mips/math-emu/cp1emu.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/mips/math-emu/cp1emu.c b/arch/mips/math-emu/cp1emu.c index 54964b372992..a348cbefe4a8 100644 --- a/arch/mips/math-emu/cp1emu.c +++ b/arch/mips/math-emu/cp1emu.c @@ -1791,6 +1791,18 @@ static int fpu_emu(struct pt_regs *xcp, struct mips_fpu_struct *ctx, break; } + case frint_op: { + union ieee754sp fs; + + if (!cpu_has_mips_r6) + return SIGILL; + + SPFROMREG(fs, MIPSInst_FS(ir)); + rv.l = ieee754sp_tlong(fs); + rv.s = ieee754sp_flong(rv.l); + goto copcsr; + } + case fabs_op: handler.u = ieee754sp_abs; goto scopuop; @@ -2037,6 +2049,18 @@ copcsr: break; } + case frint_op: { + union ieee754dp fs; + + if (!cpu_has_mips_r6) + return SIGILL; + + DPFROMREG(fs, MIPSInst_FS(ir)); + rv.l = ieee754dp_tlong(fs); + rv.d = ieee754dp_flong(rv.l); + goto copcsr; + } + case fabs_op: handler.u = ieee754dp_abs; goto dcopuop; |