1 %default {"fp_suffix":"","i_suffix":"","max_const":"","result_reg":"","wide":""} 2 /* On fp to int conversions, Java requires that 3 * if the result > maxint, it should be clamped to maxint. If it is less 4 * than minint, it should be clamped to minint. If it is a nan, the result 5 * should be zero. Further, the rounding mode is to truncate. 6 */ 7 /* float/double to int/long vA, vB */ 8 movl rINST, %ecx # rcx <- A+ 9 sarl $$4, rINST # rINST <- B 10 andb $$0xf, %cl # ecx <- A 11 movs${fp_suffix} VREG_ADDRESS(rINSTq), %xmm0 12 mov${i_suffix} ${max_const}, ${result_reg} 13 cvtsi2s${fp_suffix}${i_suffix} ${result_reg}, %xmm1 14 comis${fp_suffix} %xmm1, %xmm0 15 jae 1f 16 jp 2f 17 cvtts${fp_suffix}2si${i_suffix} %xmm0, ${result_reg} 18 jmp 1f 19 2: 20 xor${i_suffix} ${result_reg}, ${result_reg} 21 1: 22 .if $wide 23 SET_WIDE_VREG ${result_reg}, %rcx 24 .else 25 SET_VREG ${result_reg}, %rcx 26 .endif 27 ADVANCE_PC_FETCH_AND_GOTO_NEXT 1 28
