{"round.w.s", "D,S", 0x4600000c, 0xffff003f, WR_D|RD_S|I2 },
{"sb", "t,o(b)", 0xa0000000, 0xfc000000, SM|RD_t|RD_b },
{"sb", "t,A(b)", 0, (int) M_SB_AB, INSN_MACRO },
-{"sc", "t,o(b)", 0xe0000000, 0xfc000000, SM|RD_t|RD_b|I2 },
+{"sc", "t,o(b)", 0xe0000000, 0xfc000000, SM|RD_t|WR_t|RD_b|I2 },
{"sc", "t,A(b)", 2, (int) M_SC_AB, INSN_MACRO },
-{"scd", "t,o(b)", 0xf0000000, 0xfc000000, SM|RD_t|RD_b|I3 },
+{"scd", "t,o(b)", 0xf0000000, 0xfc000000, SM|RD_t|WR_t|RD_b|I3 },
{"scd", "t,A(b)", 3, (int) M_SCD_AB, INSN_MACRO },
{"sd", "t,o(b)", 0xfc000000, 0xfc000000, SM|RD_t|RD_b|I3 },
{"sd", "t,o(b)", 0, (int) M_SD_OB, INSN_MACRO },