/* * double-to-long * * We have to clip values to long min/max per the specification. The * expected common case is a "reasonable" value that converts directly * to modest integer. The EABI convert function isn't doing this for us * for pre-R6. */ /* unop vA, vB */ GET_OPA4(rOBJ) # rOBJ <- A+ GET_OPB(a3) # a3 <- B EAS2(a3, rFP, a3) # a3 <- &fp[B] LOAD64_F(fa0, fa0f, a3) FETCH_ADVANCE_INST(1) # advance rPC, load rINST #ifdef MIPS32REVGE6 GET_INST_OPCODE(t1) # extract opcode from rINST trunc.l.d fa0, fa0 SET_VREG64_F_GOTO(fa0, fa0f, rOBJ, t1) # vA <- result #else c.eq.d fcc0, fa0, fa0 li rRESULT0, 0 li rRESULT1, 0 bc1f fcc0, .L${opcode}_get_opcode li t0, LONG_MIN_AS_DOUBLE_HIGH mtc1 zero, fa1 MOVE_TO_FPU_HIGH(t0, fa1, fa1f) c.ole.d fcc0, fa0, fa1 li rRESULT1, LONG_MIN_HIGH bc1t fcc0, .L${opcode}_get_opcode neg.d fa1, fa1 c.ole.d fcc0, fa1, fa0 nor rRESULT0, rRESULT0, zero nor rRESULT1, rRESULT1, zero bc1t fcc0, .L${opcode}_get_opcode JAL(__fixdfdi) GET_INST_OPCODE(t1) # extract opcode from rINST b .L${opcode}_set_vreg #endif %break #ifndef MIPS32REVGE6 .L${opcode}_get_opcode: GET_INST_OPCODE(t1) # extract opcode from rINST .L${opcode}_set_vreg: SET_VREG64_GOTO(rRESULT0, rRESULT1, rOBJ, t1) # vA/vA+1 <- v0/v1 #endif