diff options
Diffstat (limited to 'arch/mips/math-emu/cp1emu.c')
| -rw-r--r-- | arch/mips/math-emu/cp1emu.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/mips/math-emu/cp1emu.c b/arch/mips/math-emu/cp1emu.c index 67390ec2c2f8..54964b372992 100644 --- a/arch/mips/math-emu/cp1emu.c +++ b/arch/mips/math-emu/cp1emu.c @@ -1778,6 +1778,19 @@ static int fpu_emu(struct pt_regs *xcp, struct mips_fpu_struct *ctx, break; } + case fmsubf_op: { + union ieee754sp ft, fs, fd; + + if (!cpu_has_mips_r6) + return SIGILL; + + SPFROMREG(ft, MIPSInst_FT(ir)); + SPFROMREG(fs, MIPSInst_FS(ir)); + SPFROMREG(fd, MIPSInst_FD(ir)); + rv.s = ieee754sp_msubf(fd, fs, ft); + break; + } + case fabs_op: handler.u = ieee754sp_abs; goto scopuop; @@ -2011,6 +2024,19 @@ copcsr: break; } + case fmsubf_op: { + union ieee754dp ft, fs, fd; + + if (!cpu_has_mips_r6) + return SIGILL; + + DPFROMREG(ft, MIPSInst_FT(ir)); + DPFROMREG(fs, MIPSInst_FS(ir)); + DPFROMREG(fd, MIPSInst_FD(ir)); + rv.d = ieee754dp_msubf(fd, fs, ft); + break; + } + case fabs_op: handler.u = ieee754dp_abs; goto dcopuop; |