/* | |
* Generic 64-bit floating-point binary operation. Provide an "instr" | |
* line that specifies an instruction that performs "fv0 = fa0 op fa1". | |
* This could be an MIPS instruction or a function call. | |
* | |
* for: add-double, sub-double, mul-double, div-double, | |
* rem-double | |
* | |
*/ | |
/* binop vAA, vBB, vCC */ | |
FETCH(a0, 1) # a0 <- CCBB | |
GET_OPA(rOBJ) # rOBJ <- AA | |
and a2, a0, 255 # a2 <- BB | |
srl a3, a0, 8 # a3 <- CC | |
EAS2(a2, rFP, a2) # a2 <- &fp[BB] | |
EAS2(t1, rFP, a3) # a3 <- &fp[CC] | |
LOAD64_F(fa0, fa0f, a2) | |
LOAD64_F(fa1, fa1f, t1) | |
FETCH_ADVANCE_INST(2) # advance rPC, load rINST | |
$instr | |
GET_INST_OPCODE(t0) # extract opcode from rINST | |
SET_VREG64_F_GOTO(fv0, fv0f, rOBJ, t0) # vAA/vAA+1 <- fv0 |