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Dalvik fast interpreter support and JIT implementation
[android-x86/dalvik.git] / vm / mterp / mips / unop.S
1 %default {"preinstr":"", "result0":"a0"}
2     /*
3      * Generic 32-bit unary operation.  Provide an "instr" line that
4      * specifies an instruction that performs "result = op a0".
5      * This could be a MIPS instruction or a function call.
6      *
7      * for: neg-int, not-int, neg-float, int-to-float, float-to-int,
8      *      int-to-byte, int-to-char, int-to-short
9      */
10     /* unop vA, vB */
11     GET_OPB(a3)                            #  a3 <- B
12     GET_OPA4(t0)                           #  t0 <- A+
13     GET_VREG(a0, a3)                       #  a0 <- vB
14     FETCH_ADVANCE_INST(1)                  #  advance rPC, load rINST
15     $preinstr                              #  optional op
16     $instr                                 #  a0 <- op, a0-a3 changed
17     GET_INST_OPCODE(t1)                    #  extract opcode from rINST
18     SET_VREG_GOTO($result0, t0, t1)        #  vAA <- result0
19     /* 9-10 instructions */