allwinner_a64/android/art/runtime/interpreter/mterp/mips/bincmp.S
2018-08-08 16:48:17 +08:00

18 lines
919 B
ArmAsm

/*
* Generic two-operand compare-and-branch operation. Provide a "condition"
* fragment that specifies the comparison to perform.
*
* For: if-eq, if-ne, if-lt, if-ge, if-gt, if-le
*/
/* if-cmp vA, vB, +CCCC */
GET_OPA4(a0) # a0 <- A+
GET_OPB(a1) # a1 <- B
GET_VREG(a3, a1) # a3 <- vB
GET_VREG(a0, a0) # a0 <- vA
FETCH_S(rINST, 1) # rINST<- branch offset, in code units
b${condition} a0, a3, MterpCommonTakenBranchNoFlags # compare (vA, vB)
li t0, JIT_CHECK_OSR
beq rPROFILE, t0, .L_check_not_taken_osr
FETCH_ADVANCE_INST(2) # advance rPC, load rINST
GET_INST_OPCODE(t0) # extract opcode from rINST
GOTO_OPCODE(t0) # jump to next instruction