1%default {"preinstr":""}
2    /*
3     * Generic 64bit-to-32bit unary operation.  Provide an "instr" line
4     * that specifies an instruction that performs "result = op r0/r1", where
5     * "result" is a 32-bit quantity in r0.
6     *
7     * For: long-to-float, double-to-int, double-to-float
8     *
9     * (This would work for long-to-int, but that instruction is actually
10     * an exact match for op_move.)
11     */
12    /* unop vA, vB */
13    mov     r3, rINST, lsr #12          @ r3<- B
14    ubfx    r9, rINST, #8, #4           @ r9<- A
15    VREG_INDEX_TO_ADDR r3, r3           @ r3<- &fp[B]
16    ldmia   r3, {r0-r1}                 @ r0/r1<- vB/vB+1
17    FETCH_ADVANCE_INST 1                @ advance rPC, load rINST
18    $preinstr                           @ optional op; may set condition codes
19    $instr                              @ r0<- op, r0-r3 changed
20    GET_INST_OPCODE ip                  @ extract opcode from rINST
21    SET_VREG r0, r9                     @ vA<- r0
22    GOTO_OPCODE ip                      @ jump to next instruction
23    /* 9-10 instructions */
24