📄 _dmul.s
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mov r6, _CONST_ 0 movmi pc, r14 adds r2, r2, r2 adc r1, r1, r1 sub r3, r3, _CONST_ 1 mov pc, r14__fp_mult_uncommon _LABEL_ mov r9, r3, lsl _CONST_ 17 cmn r9, _CONST_ 0x20000 andcc r9, r9, r4 ands r9, r9, r3, lsl _CONST_ 1 mov r8, r0, lsl _CONST_ 17 cmn r8, _CONST_ 0x20000 andcc r8, r8, r1 ands r8, r8, r0, lsl _CONST_ 1 bmi Mult_NaNInf1 tst r9, _CONST_ 0x80000000 bne Mult_NaNInf2Only orrs r8, r1, r2 orrnes r8, r4, r5 beq Mult_Zero ands r6, r1, r0, lsl _CONST_ 1 bicmi r1, r1, _CONST_ 0x80000000 addmi r0, r0, _CONST_ 1 ands r6, r4, r3, lsl _CONST_ 1 bicmi r4, r4, _CONST_ 0x80000000 addmi r3, r3, _CONST_ 1 bic r8, r0, _CONST_ 0xc0000000 bic r9, r3, _CONST_ 0xc0000000 eor r0, r0, r3 and r0, r0, _CONST_ 0x80000000 add r3, r8, r9 sub r3, r3, _CONST_ 0x3f00 sub r3, r3, _CONST_ 0xfe stmdb r13!, {r14} tst r1, _CONST_ 0x80000000 bleq __fp_normalise_op1 tst r4, _CONST_ 0x80000000 bleq __fp_normalise_op2 ldmia r13!, {r14} b Mult_MantissasMult_Zero _LABEL_ eor r0, r0, r3 and r0, r0, _CONST_ 0x80000000 mov r1, _CONST_ 0 mov r2, _CONST_ 0 mov r3, _CONST_ 0 mov r6, _CONST_ 0 mov pc, r14Mult_NaNInf1 _LABEL_ tst r9, _CONST_ 0x80000000 beq Mult_NanInf1Only orr r8, r2, r1, lsl _CONST_ 1 orr r8, r8, r5 orrs r8, r8, r4, lsl _CONST_ 1 bne __fp_convert_NaNsMult_InfShared _LABEL_ eor r8, r0, r3 and r8, r8, _CONST_ 0x80000000 adr r0, Prototype_Infinity ldmia r0, {r0-r2} orr r0, r0, r8 mov pc, r14Mult_NanInf1Only _LABEL_ orrs r8, r2, r1, lsl _CONST_ 1 bne __fp_convert_NaN_1Of2 orrs r8, r4, r5 bne Mult_InfShared orr r0, r0, _CONST_ 0x61000000 mov pc, r14Mult_NaNInf2Only _LABEL_ orrs r8, r5, r4, lsl _CONST_ 1 bne __fp_convert_NaN_2Of2 orrs r8, r1, r2 bne Mult_InfShared orr r0, r0, _CONST_ 0x61000000 mov pc, r14Prototype_Infinity _LABEL_ _WORD_ 0x40007fff _WORD_ 0x00000000 _WORD_ 0x00000000__fp_normalise_op1 _LABEL_ teq r1, _CONST_ 0 moveq r1, r2 moveq r2, _CONST_ 0 subeq r3, r3, _CONST_ 0x20 mov r8, _CONST_ 0 movs r9, r1, lsr _CONST_ 16 moveq r1, r1, lsl _CONST_ 16 addeq r8, r8, _CONST_ 0x10 movs r9, r1, lsr _CONST_ 24 moveq r1, r1, lsl _CONST_ 8 addeq r8, r8, _CONST_ 8 movs r9, r1, lsr _CONST_ 28 moveq r1, r1, lsl _CONST_ 4 addeq r8, r8, _CONST_ 4 movs r9, r1, lsr _CONST_ 30 moveq r1, r1, lsl _CONST_ 2 addeq r8, r8, _CONST_ 2 movs r9, r1, lsr _CONST_ 31 moveq r1, r1, lsl _CONST_ 1 addeq r8, r8, _CONST_ 1 rsbs r9, r8, _CONST_ 0x20 orr r1, r1, r2, lsr r9 mov r2, r2, lsl r8 sub r3, r3, r8 mov pc, r14__fp_normalise_op2 _LABEL_ teq r4, _CONST_ 0 moveq r4, r5 moveq r5, _CONST_ 0 subeq r3, r3, _CONST_ 0x20 mov r8, _CONST_ 0 movs r9, r4, lsr _CONST_ 16 moveq r4, r4, lsl _CONST_ 16 addeq r8, r8, _CONST_ 0x10 movs r9, r4, lsr _CONST_ 24 moveq r4, r4, lsl _CONST_ 8 addeq r8, r8, _CONST_ 8 movs r9, r4, lsr _CONST_ 28 moveq r4, r4, lsl _CONST_ 4 addeq r8, r8, _CONST_ 4 movs r9, r4, lsr _CONST_ 30 moveq r4, r4, lsl _CONST_ 2 addeq r8, r8, _CONST_ 2 movs r9, r4, lsr _CONST_ 31 moveq r4, r4, lsl _CONST_ 1 addeq r8, r8, _CONST_ 1 rsbs r9, r8, _CONST_ 0x20 orr r4, r4, r5, lsr r9 mov r5, r5, lsl r8 sub r3, r3, r8 mov pc, r14__fp_convert_NaNs _LABEL_ orrs r8, r2, r1, lsl _CONST_ 1 beq __fp_convert_NaN_2Of2 tst r1, _CONST_ 0x40000000 beq __fp_convert_NaN_1Of2 orrs r8, r5, r4, lsl _CONST_ 1 beq __fp_convert_NaN_1Of2 tst r4, _CONST_ 0x40000000 bne __fp_convert_NaN_1Of2__fp_convert_NaN_2Of2 _LABEL_ tst r4, _CONST_ 0x40000000 beq ReturnIVO mov r0, r3 mov r1, r4 mov r2, r5 b ConvertNaN1_NoTrap__fp_convert_NaN1 _LABEL_ tst r1, _CONST_ 0x40000000 beq ReturnIVO b ConvertNaN1_NoTrap__fp_convert_NaN_1Of2 _LABEL_ tst r1, _CONST_ 0x40000000 beq ReturnIVOConvertNaN1_NoTrap _LABEL_ tst r11, _CONST_ 1 bne ConvertNaN1_ToSingle tst r11, _CONST_ 2 bne ConvertNaN1_ToDouble tst r11, _CONST_ 0x200 bne ConvertNaN1_ToExtended_MantissaDone bic r8, r0, _CONST_ 0xc0000000 mov r9, _CONST_ 0xff orr r9, r9, _CONST_ 0x4300 cmp r8, r9 biccc r2, r2, _CONST_ 1 orreq r2, r2, _CONST_ 1ConvertNaN1_ToExtended_MantissaDone _LABEL_ and r0, r0, _CONST_ 0xc0000000 orr r0, r0, _CONST_ 0xff orr r0, r0, _CONST_ 0x7f00 teq r0, r0 mov pc, r14ConvertNaN1_ToDouble _LABEL_ and r0, r0, _CONST_ 0xc0000000 orr r0, r0, _CONST_ 0xff orr r0, r0, _CONST_ 0x4300 mov r2, r2, lsr _CONST_ 11 mov r2, r2, lsl _CONST_ 11 orr r1, r1, _CONST_ 0x80000000 teq r0, r0 mov pc, r14ConvertNaN1_ToSingle _LABEL_ and r0, r0, _CONST_ 0xc0000000 orr r0, r0, _CONST_ 0x7f orr r0, r0, _CONST_ 0x4000 mov r2, _CONST_ 0 bic r1, r1, _CONST_ 0xff orr r1, r1, _CONST_ 0x80000000 mov pc, r14ReturnIVO _LABEL_ orr r0, r0, _CONST_ 0x61000000 mov pc, r14__fp_e2d _LABEL_ bics r12, r1, r0, lsl _CONST_ 1 bpl _e2d_SpecialCase subs r3, r3, _CONST_ 0x3c00 bmi _e2d_ExpUnderflow addne r12, r3, _CONST_ 1 cmpne r12, _CONST_ 0x800 bge _e2d_ExpOverflow movs r12, r2, lsr _CONST_ 11 bcs _e2d_NeedsRounding orr r0, r0, r3, lsl _CONST_ 20 bic r1, r1, _CONST_ 0x80000000 orr r0, r0, r1, lsr _CONST_ 11 orr r1, r12, r1, lsl _CONST_ 21 mov r3, _CONST_ 0 mov pc, r14_e2d_SpecialCase _LABEL_ tst r0, _CONST_ 0x40000000 bne _e2d_Uncommon_e2d_UnitsBit _LABEL_ and r0, r0, _CONST_ 0x80000000 mov r1, _CONST_ 0 mov r3, _CONST_ 0 mov pc, r14_e2d_ExpOverflow _LABEL_ teq r3, _CONST_ 0 beq _e2d_ExpUnderflow and r0, r0, _CONST_ 0x80000000 orr r0, r0, _CONST_ 0x70000000 orr r0, r0, _CONST_ 0xff00000 mov r1, _CONST_ 0 mov r3, _CONST_ 0x64000000 mov pc, r14_e2d_ExpUnderflow _LABEL_ adds r3, r3, _CONST_ 0x34 beq _e2d_ExpJustUnderflow andmi r0, r0, _CONST_ 0x80000000 movmi r1, _CONST_ 0 movmi r3, _CONST_ 0 movmi pc, r14 subs r3, r3, _CONST_ 0x20 beq _e2d_Underflow32 blt _e2d_ShortUnderflow movs r12, r2, lsl r3 bmi _e2d_LongUnderflowNeedsRounding rsb r12, r3, _CONST_ 0x20 orr r0, r0, r1, lsr r12 mov r2, r2, lsr r12 orr r1, r2, r1, lsl r3 mov r3, _CONST_ 0 mov pc, r14_e2d_LongUnderflowNeedsRounding _LABEL_ orrs r12, r6, r12, lsl _CONST_ 1 rsb r12, r3, _CONST_ 0x20 orr r0, r0, r1, lsr r12 mov r2, r2, lsr r12 orr r1, r2, r1, lsl r3 mov r3, _CONST_ 0 tsteq r1, _CONST_ 1 moveq pc, r14 adds r1, r1, _CONST_ 1 addcs r0, r0, _CONST_ 1 mov pc, r14_e2d_Underflow32 _LABEL_ mov r3, _CONST_ 0 teq r2, _CONST_ 0x80000000 movmi pc, r14 tsteq r1, _CONST_ 1 moveq pc, r14 adds r1, r1, _CONST_ 1 addcs r0, r0, _CONST_ 1 mov pc, r14_e2d_ShortUnderflow _LABEL_ add r3, r3, _CONST_ 0x20 movs r12, r1, lsl r3 bmi _e2d_ShortUnderflowNeedsRounding rsb r12, r3, _CONST_ 0x20 mov r1, r1, lsr r12 and r0, r0, _CONST_ 0x80000000 mov r3, _CONST_ 0 mov pc, r14_e2d_ShortUnderflowNeedsRounding _LABEL_ teq r12, _CONST_ 0x80000000 orreqs r12, r2, r6 rsb r12, r3, _CONST_ 0x20 mov r1, r1, lsr r12 tsteq r1, _CONST_ 1 addne r1, r1, _CONST_ 1 mov r3, _CONST_ 0 mov pc, r14_e2d_ExpJustUnderflow _LABEL_ teq r1, _CONST_ 0x80000000 teqeq r2, _CONST_ 0 moveq r1, _CONST_ 0 movne r1, _CONST_ 1 mov r3, _CONST_ 0 mov pc, r14_e2d_Uncommon _LABEL_ tst r0, _CONST_ 0x20000000 bne _e2d_Error mov r3, _CONST_ 0 teq r1, _CONST_ 0 movnes r1, r1, lsl _CONST_ 1 mvnmi r0, _CONST_ 0 movmi pc, r14 teqeq r2, _CONST_ 0 movne r3, _CONST_ 0x61000000 movne pc, r14 and r0, r0, _CONST_ 0x80000000 orr r0, r0, _CONST_ 0x70000000 orr r0, r0, _CONST_ 0xff00000 mov pc, r14_e2d_Error _LABEL_ mov r3, r0 mov pc, r14_e2d_NeedsRounding _LABEL_ bic r1, r1, _CONST_ 0x80000000 mov r12, r2, lsl _CONST_ 22 orrs r12, r12, r6 and r12, r0, _CONST_ 0x80000000 mov r0, r3, lsl _CONST_ 20 orr r0, r0, r1, lsr _CONST_ 11 mov r1, r1, lsl _CONST_ 21 orr r1, r1, r2, lsr _CONST_ 11 mov r3, _CONST_ 0 beq _e2d_RoundToEven adds r1, r1, _CONST_ 1 addcs r0, r0, _CONST_ 1 adds r2, r0, _CONST_ 0x100000 orr r0, r0, r12 movpl pc, r14 mov r3, _CONST_ 0x64000000 mov pc, r14_e2d_RoundToEven _LABEL_ tsteq r1, _CONST_ 1 orreq r0, r0, r12 moveq pc, r14 adds r1, r1, _CONST_ 1 addcs r0, r0, _CONST_ 1 adds r2, r0, _CONST_ 0x100000 orr r0, r0, r12 movpl pc, r14 mov r3, _CONST_ 0x64000000 mov pc, r14 _END_⌨️ 快捷键说明
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