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-rw-r--r--arch/mips/math-emu/cp1emu.c48
1 files changed, 48 insertions, 0 deletions
diff --git a/arch/mips/math-emu/cp1emu.c b/arch/mips/math-emu/cp1emu.c
index f397bdfd93fb..32f0e19a0d7f 100644
--- a/arch/mips/math-emu/cp1emu.c
+++ b/arch/mips/math-emu/cp1emu.c
@@ -1839,6 +1839,30 @@ static int fpu_emu(struct pt_regs *xcp, struct mips_fpu_struct *ctx,
break;
}
+ case fmax_op: {
+ union ieee754sp fs, ft;
+
+ if (!cpu_has_mips_r6)
+ return SIGILL;
+
+ SPFROMREG(ft, MIPSInst_FT(ir));
+ SPFROMREG(fs, MIPSInst_FS(ir));
+ rv.s = ieee754sp_fmax(fs, ft);
+ break;
+ }
+
+ case fmaxa_op: {
+ union ieee754sp fs, ft;
+
+ if (!cpu_has_mips_r6)
+ return SIGILL;
+
+ SPFROMREG(ft, MIPSInst_FT(ir));
+ SPFROMREG(fs, MIPSInst_FS(ir));
+ rv.s = ieee754sp_fmaxa(fs, ft);
+ break;
+ }
+
case fabs_op:
handler.u = ieee754sp_abs;
goto scopuop;
@@ -2133,6 +2157,30 @@ copcsr:
break;
}
+ case fmax_op: {
+ union ieee754dp fs, ft;
+
+ if (!cpu_has_mips_r6)
+ return SIGILL;
+
+ DPFROMREG(ft, MIPSInst_FT(ir));
+ DPFROMREG(fs, MIPSInst_FS(ir));
+ rv.d = ieee754dp_fmax(fs, ft);
+ break;
+ }
+
+ case fmaxa_op: {
+ union ieee754dp fs, ft;
+
+ if (!cpu_has_mips_r6)
+ return SIGILL;
+
+ DPFROMREG(ft, MIPSInst_FT(ir));
+ DPFROMREG(fs, MIPSInst_FS(ir));
+ rv.d = ieee754dp_fmaxa(fs, ft);
+ break;
+ }
+
case fabs_op:
handler.u = ieee754dp_abs;
goto dcopuop;