11452bee8f06b9f76a333ddf4760e4beaa82f8099buzbee /* 21452bee8f06b9f76a333ddf4760e4beaa82f8099buzbee * Generic 32-bit floating point "/2addr" binary operation. Provide 31452bee8f06b9f76a333ddf4760e4beaa82f8099buzbee * an "instr" line that specifies an instruction that performs 41452bee8f06b9f76a333ddf4760e4beaa82f8099buzbee * "s2 = s0 op s1". 51452bee8f06b9f76a333ddf4760e4beaa82f8099buzbee * 61452bee8f06b9f76a333ddf4760e4beaa82f8099buzbee * For: add-float/2addr, sub-float/2addr, mul-float/2addr, div-float/2addr 71452bee8f06b9f76a333ddf4760e4beaa82f8099buzbee */ 81452bee8f06b9f76a333ddf4760e4beaa82f8099buzbee /* binop/2addr vA, vB */ 91452bee8f06b9f76a333ddf4760e4beaa82f8099buzbee mov r3, rINST, lsr #12 @ r3<- B 10ace690f5e440930d7bbad97fdbfdc3eb65e230bebuzbee ubfx r9, rINST, #8, #4 @ r9<- A 111452bee8f06b9f76a333ddf4760e4beaa82f8099buzbee VREG_INDEX_TO_ADDR r3, r3 @ r3<- &vB 121452bee8f06b9f76a333ddf4760e4beaa82f8099buzbee VREG_INDEX_TO_ADDR r9, r9 @ r9<- &vA 13ace690f5e440930d7bbad97fdbfdc3eb65e230bebuzbee flds s1, [r3] @ s1<- vB 141452bee8f06b9f76a333ddf4760e4beaa82f8099buzbee FETCH_ADVANCE_INST 1 @ advance rPC, load rINST 151452bee8f06b9f76a333ddf4760e4beaa82f8099buzbee flds s0, [r9] @ s0<- vA 161452bee8f06b9f76a333ddf4760e4beaa82f8099buzbee $instr @ s2<- op 171452bee8f06b9f76a333ddf4760e4beaa82f8099buzbee GET_INST_OPCODE ip @ extract opcode from rINST 181452bee8f06b9f76a333ddf4760e4beaa82f8099buzbee fsts s2, [r9] @ vAA<- s2 191452bee8f06b9f76a333ddf4760e4beaa82f8099buzbee GOTO_OPCODE ip @ jump to next instruction 20