sign-injection instructions, FSGNJ.S, FSGNJN.S, and FSGNJX.S, produce

vredor 000010 V vredor 000010 V F vmfne 011101 V vmnand 011101 F vmfgt 011110 X I vsadd 100001 V X vmul 100101 100110 100110 100110 100110 V X vrem 100011 100100 100100 100100 V X vwadd 110001 V X vrem 100011 100100 100100 V F vfmin 000101 V vredmin 000101 V vfredmin 000110 V vredmaxu 000110 V vredmaxu 000110 V X I vmerge/vmv 010111 V X vmslt 011011 V vmxor 011011 V vmxor 011011 V F vfmadd 101001 V X vdivu 100000 V vsm3me 100000 100001 100001 V X I

refinery