431 lines
9.5 KiB
NASM
431 lines
9.5 KiB
NASM
.text 0x00400000
|
|
.globl main
|
|
la $28, _heap_
|
|
la $4, _true
|
|
# was: la _true_addr, _true
|
|
ori $3, $0, 4
|
|
# was: ori _true_init, $0, 4
|
|
sw $3, 0($4)
|
|
# was: sw _true_init, 0(_true_addr)
|
|
la $3, _false
|
|
# was: la _false_addr, _false
|
|
ori $4, $0, 5
|
|
# was: ori _false_init, $0, 5
|
|
sw $4, 0($3)
|
|
# was: sw _false_init, 0(_false_addr)
|
|
jal main
|
|
_stop_:
|
|
ori $2, $0, 10
|
|
syscall
|
|
# Function main
|
|
main:
|
|
sw $31, -4($29)
|
|
sw $21, -28($29)
|
|
sw $20, -24($29)
|
|
sw $19, -20($29)
|
|
sw $18, -16($29)
|
|
sw $17, -12($29)
|
|
sw $16, -8($29)
|
|
addi $29, $29, -32
|
|
jal getint
|
|
# was: jal getint, $2
|
|
# ori _letBind_2_,$2,0
|
|
ori $3, $2, 0
|
|
# was: ori _size_reg_9_, _letBind_2_, 0
|
|
bgez $3, _safe_lab_10_
|
|
# was: bgez _size_reg_9_, _safe_lab_10_
|
|
ori $5, $0, 10
|
|
# was: ori $5, $0, 10
|
|
la $6, _Msg_IllegalArraySize_
|
|
# was: la $6, _Msg_IllegalArraySize_
|
|
j _RuntimeError_
|
|
_safe_lab_10_:
|
|
ori $2, $28, 0
|
|
# was: ori _arr_reg_5_, $28, 0
|
|
sll $4, $3, 2
|
|
# was: sll _tmp_16_, _size_reg_9_, 2
|
|
addi $4, $4, 4
|
|
# was: addi _tmp_16_, _tmp_16_, 4
|
|
add $28, $28, $4
|
|
# was: add $28, $28, _tmp_16_
|
|
sw $3, 0($2)
|
|
# was: sw _size_reg_9_, 0(_arr_reg_5_)
|
|
addi $5, $2, 4
|
|
# was: addi _addr_reg_11_, _arr_reg_5_, 4
|
|
ori $6, $0, 0
|
|
# was: ori _i_reg_12_, $0, 0
|
|
_loop_beg_13_:
|
|
sub $4, $6, $3
|
|
# was: sub _tmp_reg_15_, _i_reg_12_, _size_reg_9_
|
|
bgez $4, _loop_end_14_
|
|
# was: bgez _tmp_reg_15_, _loop_end_14_
|
|
sw $6, 0($5)
|
|
# was: sw _i_reg_12_, 0(_addr_reg_11_)
|
|
addi $5, $5, 4
|
|
# was: addi _addr_reg_11_, _addr_reg_11_, 4
|
|
addi $6, $6, 1
|
|
# was: addi _i_reg_12_, _i_reg_12_, 1
|
|
j _loop_beg_13_
|
|
_loop_end_14_:
|
|
lw $5, 0($2)
|
|
# was: lw _size_reg_4_, 0(_arr_reg_5_)
|
|
ori $6, $28, 0
|
|
# was: ori _letBind_3_, $28, 0
|
|
sll $3, $5, 2
|
|
# was: sll _tmp_32_, _size_reg_4_, 2
|
|
addi $3, $3, 4
|
|
# was: addi _tmp_32_, _tmp_32_, 4
|
|
add $28, $28, $3
|
|
# was: add $28, $28, _tmp_32_
|
|
sw $5, 0($6)
|
|
# was: sw _size_reg_4_, 0(_letBind_3_)
|
|
addi $3, $6, 4
|
|
# was: addi _addr_reg_17_, _letBind_3_, 4
|
|
addi $2, $2, 4
|
|
# was: addi _arr_reg_5_, _arr_reg_5_, 4
|
|
ori $4, $0, 0
|
|
# was: ori _i_reg_18_, $0, 0
|
|
ori $7, $0, 0
|
|
# was: ori _count_reg_8_, $0, 0
|
|
_loop_beg_19_:
|
|
sub $8, $4, $5
|
|
# was: sub _tmp_reg_22_, _i_reg_18_, _size_reg_4_
|
|
bgez $8, _loop_end_20_
|
|
# was: bgez _tmp_reg_22_, _loop_end_20_
|
|
lw $10, 0($2)
|
|
# was: lw _elem_reg_6_, 0(_arr_reg_5_)
|
|
addi $2, $2, 4
|
|
# was: addi _arr_reg_5_, _arr_reg_5_, 4
|
|
# ori _eq_L_24_,_elem_reg_6_,0
|
|
ori $9, $10, 0
|
|
# was: ori _div1_L_28_, _elem_reg_6_, 0
|
|
ori $8, $0, 2
|
|
# was: ori _div2_R_29_, $0, 2
|
|
bne $8, $0, _safe_div_30_
|
|
# was: bne _div2_R_29_, $0, _safe_div_30_
|
|
ori $5, $0, 10
|
|
# was: ori $5, $0, 10
|
|
la $6, _Msg_DivZero_
|
|
# was: la $6, _Msg_DivZero_
|
|
j _RuntimeError_
|
|
_safe_div_30_:
|
|
div $8, $9, $8
|
|
# was: div _mult1_L_26_, _div1_L_28_, _div2_R_29_
|
|
ori $9, $0, 2
|
|
# was: ori _mult2_R_27_, $0, 2
|
|
mul $8, $8, $9
|
|
# was: mul _eq_R_25_, _mult1_L_26_, _mult2_R_27_
|
|
ori $9, $0, 0
|
|
# was: ori _fun_arg_res_23_, $0, 0
|
|
bne $10, $8, _false_31_
|
|
# was: bne _eq_L_24_, _eq_R_25_, _false_31_
|
|
ori $9, $0, 1
|
|
# was: ori _fun_arg_res_23_, $0, 1
|
|
_false_31_:
|
|
# ori _bool_reg_7_,_fun_arg_res_23_,0
|
|
beq $9, $0, _if_end_21_
|
|
# was: beq _bool_reg_7_, $0, _if_end_21_
|
|
sw $10, 0($3)
|
|
# was: sw _elem_reg_6_, 0(_addr_reg_17_)
|
|
addi $3, $3, 4
|
|
# was: addi _addr_reg_17_, _addr_reg_17_, 4
|
|
addi $7, $7, 1
|
|
# was: addi _count_reg_8_, _count_reg_8_, 1
|
|
_if_end_21_:
|
|
addi $4, $4, 1
|
|
# was: addi _i_reg_18_, _i_reg_18_, 1
|
|
j _loop_beg_19_
|
|
_loop_end_20_:
|
|
sw $7, 0($6)
|
|
# was: sw _count_reg_8_, 0(_letBind_3_)
|
|
ori $2, $6, 0
|
|
# was: ori _arr_reg_35_, _letBind_3_, 0
|
|
lw $3, 0($2)
|
|
# was: lw _size_reg_34_, 0(_arr_reg_35_)
|
|
ori $4, $28, 0
|
|
# was: ori _letBind_33_, $28, 0
|
|
sll $5, $3, 2
|
|
# was: sll _tmp_46_, _size_reg_34_, 2
|
|
addi $5, $5, 4
|
|
# was: addi _tmp_46_, _tmp_46_, 4
|
|
add $28, $28, $5
|
|
# was: add $28, $28, _tmp_46_
|
|
sw $3, 0($4)
|
|
# was: sw _size_reg_34_, 0(_letBind_33_)
|
|
addi $6, $4, 4
|
|
# was: addi _addr_reg_38_, _letBind_33_, 4
|
|
ori $5, $0, 0
|
|
# was: ori _i_reg_39_, $0, 0
|
|
addi $2, $2, 4
|
|
# was: addi _elem_reg_36_, _arr_reg_35_, 4
|
|
_loop_beg_40_:
|
|
sub $7, $5, $3
|
|
# was: sub _tmp_reg_42_, _i_reg_39_, _size_reg_34_
|
|
bgez $7, _loop_end_41_
|
|
# was: bgez _tmp_reg_42_, _loop_end_41_
|
|
lw $7, 0($2)
|
|
# was: lw _res_reg_37_, 0(_elem_reg_36_)
|
|
addi $2, $2, 4
|
|
# was: addi _elem_reg_36_, _elem_reg_36_, 4
|
|
ori $8, $7, 0
|
|
# was: ori _mult1_L_44_, _res_reg_37_, 0
|
|
# ori _mult2_R_45_,_res_reg_37_,0
|
|
mul $7, $8, $7
|
|
# was: mul _fun_arg_res_43_, _mult1_L_44_, _mult2_R_45_
|
|
# ori _res_reg_37_,_fun_arg_res_43_,0
|
|
sw $7, 0($6)
|
|
# was: sw _res_reg_37_, 0(_addr_reg_38_)
|
|
addi $6, $6, 4
|
|
# was: addi _addr_reg_38_, _addr_reg_38_, 4
|
|
addi $5, $5, 1
|
|
# was: addi _i_reg_39_, _i_reg_39_, 1
|
|
j _loop_beg_40_
|
|
_loop_end_41_:
|
|
ori $2, $4, 0
|
|
# was: ori _arr_reg_49_, _letBind_33_, 0
|
|
lw $3, 0($2)
|
|
# was: lw _size_reg_48_, 0(_arr_reg_49_)
|
|
ori $4, $28, 0
|
|
# was: ori _letBind_47_, $28, 0
|
|
sll $5, $3, 2
|
|
# was: sll _tmp_68_, _size_reg_48_, 2
|
|
addi $5, $5, 4
|
|
# was: addi _tmp_68_, _tmp_68_, 4
|
|
add $28, $28, $5
|
|
# was: add $28, $28, _tmp_68_
|
|
sw $3, 0($4)
|
|
# was: sw _size_reg_48_, 0(_letBind_47_)
|
|
addi $5, $4, 4
|
|
# was: addi _addr_reg_53_, _letBind_47_, 4
|
|
addi $2, $2, 4
|
|
# was: addi _arr_reg_49_, _arr_reg_49_, 4
|
|
ori $6, $0, 0
|
|
# was: ori _i_reg_54_, $0, 0
|
|
ori $7, $0, 0
|
|
# was: ori _count_reg_52_, $0, 0
|
|
_loop_beg_55_:
|
|
sub $8, $6, $3
|
|
# was: sub _tmp_reg_58_, _i_reg_54_, _size_reg_48_
|
|
bgez $8, _loop_end_56_
|
|
# was: bgez _tmp_reg_58_, _loop_end_56_
|
|
lw $8, 0($2)
|
|
# was: lw _elem_reg_50_, 0(_arr_reg_49_)
|
|
addi $2, $2, 4
|
|
# was: addi _arr_reg_49_, _arr_reg_49_, 4
|
|
# ori _div1_L_64_,_elem_reg_50_,0
|
|
ori $9, $0, 16
|
|
# was: ori _div2_R_65_, $0, 16
|
|
bne $9, $0, _safe_div_66_
|
|
# was: bne _div2_R_65_, $0, _safe_div_66_
|
|
ori $5, $0, 6
|
|
# was: ori $5, $0, 6
|
|
la $6, _Msg_DivZero_
|
|
# was: la $6, _Msg_DivZero_
|
|
j _RuntimeError_
|
|
_safe_div_66_:
|
|
div $10, $8, $9
|
|
# was: div _mult1_L_62_, _div1_L_64_, _div2_R_65_
|
|
ori $9, $0, 16
|
|
# was: ori _mult2_R_63_, $0, 16
|
|
mul $10, $10, $9
|
|
# was: mul _eq_L_60_, _mult1_L_62_, _mult2_R_63_
|
|
# ori _eq_R_61_,_elem_reg_50_,0
|
|
ori $9, $0, 0
|
|
# was: ori _fun_arg_res_59_, $0, 0
|
|
bne $10, $8, _false_67_
|
|
# was: bne _eq_L_60_, _eq_R_61_, _false_67_
|
|
ori $9, $0, 1
|
|
# was: ori _fun_arg_res_59_, $0, 1
|
|
_false_67_:
|
|
# ori _bool_reg_51_,_fun_arg_res_59_,0
|
|
beq $9, $0, _if_end_57_
|
|
# was: beq _bool_reg_51_, $0, _if_end_57_
|
|
sw $8, 0($5)
|
|
# was: sw _elem_reg_50_, 0(_addr_reg_53_)
|
|
addi $5, $5, 4
|
|
# was: addi _addr_reg_53_, _addr_reg_53_, 4
|
|
addi $7, $7, 1
|
|
# was: addi _count_reg_52_, _count_reg_52_, 1
|
|
_if_end_57_:
|
|
addi $6, $6, 1
|
|
# was: addi _i_reg_54_, _i_reg_54_, 1
|
|
j _loop_beg_55_
|
|
_loop_end_56_:
|
|
sw $7, 0($4)
|
|
# was: sw _count_reg_52_, 0(_letBind_47_)
|
|
# ori _arr_reg_70_,_letBind_47_,0
|
|
lw $16, 0($4)
|
|
# was: lw _size_reg_69_, 0(_arr_reg_70_)
|
|
ori $17, $28, 0
|
|
# was: ori _mainres_1_, $28, 0
|
|
sll $2, $16, 2
|
|
# was: sll _tmp_80_, _size_reg_69_, 2
|
|
addi $2, $2, 4
|
|
# was: addi _tmp_80_, _tmp_80_, 4
|
|
add $28, $28, $2
|
|
# was: add $28, $28, _tmp_80_
|
|
sw $16, 0($17)
|
|
# was: sw _size_reg_69_, 0(_mainres_1_)
|
|
addi $18, $17, 4
|
|
# was: addi _addr_reg_73_, _mainres_1_, 4
|
|
ori $19, $0, 0
|
|
# was: ori _i_reg_74_, $0, 0
|
|
addi $20, $4, 4
|
|
# was: addi _elem_reg_71_, _arr_reg_70_, 4
|
|
_loop_beg_75_:
|
|
sub $2, $19, $16
|
|
# was: sub _tmp_reg_77_, _i_reg_74_, _size_reg_69_
|
|
bgez $2, _loop_end_76_
|
|
# was: bgez _tmp_reg_77_, _loop_end_76_
|
|
lw $21, 0($20)
|
|
# was: lw _res_reg_72_, 0(_elem_reg_71_)
|
|
addi $20, $20, 4
|
|
# was: addi _elem_reg_71_, _elem_reg_71_, 4
|
|
# ori _tmp_79_,_res_reg_72_,0
|
|
# ori _fun_arg_res_78_,_tmp_79_,0
|
|
ori $2, $21, 0
|
|
# was: ori $2, _fun_arg_res_78_, 0
|
|
jal putint
|
|
# was: jal putint, $2
|
|
# ori _res_reg_72_,_fun_arg_res_78_,0
|
|
sw $21, 0($18)
|
|
# was: sw _res_reg_72_, 0(_addr_reg_73_)
|
|
addi $18, $18, 4
|
|
# was: addi _addr_reg_73_, _addr_reg_73_, 4
|
|
addi $19, $19, 1
|
|
# was: addi _i_reg_74_, _i_reg_74_, 1
|
|
j _loop_beg_75_
|
|
_loop_end_76_:
|
|
ori $2, $17, 0
|
|
# was: ori $2, _mainres_1_, 0
|
|
addi $29, $29, 32
|
|
lw $21, -28($29)
|
|
lw $20, -24($29)
|
|
lw $19, -20($29)
|
|
lw $18, -16($29)
|
|
lw $17, -12($29)
|
|
lw $16, -8($29)
|
|
lw $31, -4($29)
|
|
jr $31
|
|
ord:
|
|
jr $31
|
|
chr:
|
|
andi $2, $2, 255
|
|
jr $31
|
|
putint:
|
|
addi $29, $29, -8
|
|
sw $2, 0($29)
|
|
sw $4, 4($29)
|
|
ori $4, $2, 0
|
|
ori $2, $0, 1
|
|
syscall
|
|
ori $2, $0, 4
|
|
la $4, _space_
|
|
syscall
|
|
lw $2, 0($29)
|
|
lw $4, 4($29)
|
|
addi $29, $29, 8
|
|
jr $31
|
|
getint:
|
|
ori $2, $0, 5
|
|
syscall
|
|
jr $31
|
|
putchar:
|
|
addi $29, $29, -8
|
|
sw $2, 0($29)
|
|
sw $4, 4($29)
|
|
ori $4, $2, 0
|
|
ori $2, $0, 11
|
|
syscall
|
|
ori $2, $0, 4
|
|
la $4, _space_
|
|
syscall
|
|
lw $2, 0($29)
|
|
lw $4, 4($29)
|
|
addi $29, $29, 8
|
|
jr $31
|
|
getchar:
|
|
addi $29, $29, -8
|
|
sw $4, 0($29)
|
|
sw $5, 4($29)
|
|
ori $2, $0, 12
|
|
syscall
|
|
ori $5, $2, 0
|
|
ori $2, $0, 4
|
|
la $4, _cr_
|
|
syscall
|
|
ori $2, $5, 0
|
|
lw $4, 0($29)
|
|
lw $5, 4($29)
|
|
addi $29, $29, 8
|
|
jr $31
|
|
putstring:
|
|
addi $29, $29, -16
|
|
sw $2, 0($29)
|
|
sw $4, 4($29)
|
|
sw $5, 8($29)
|
|
sw $6, 12($29)
|
|
lw $4, 0($2)
|
|
addi $5, $2, 4
|
|
add $6, $5, $4
|
|
ori $2, $0, 11
|
|
putstring_begin:
|
|
sub $4, $5, $6
|
|
bgez $4, putstring_done
|
|
lb $4, 0($5)
|
|
syscall
|
|
addi $5, $5, 1
|
|
j putstring_begin
|
|
putstring_done:
|
|
lw $2, 0($29)
|
|
lw $4, 4($29)
|
|
lw $5, 8($29)
|
|
lw $6, 12($29)
|
|
addi $29, $29, 16
|
|
jr $31
|
|
_RuntimeError_:
|
|
la $4, _ErrMsg_
|
|
ori $2, $0, 4
|
|
syscall
|
|
ori $4, $5, 0
|
|
ori $2, $0, 1
|
|
syscall
|
|
la $4, _colon_space_
|
|
ori $2, $0, 4
|
|
syscall
|
|
ori $4, $6, 0
|
|
ori $2, $0, 4
|
|
syscall
|
|
la $4, _cr_
|
|
ori $2, $0, 4
|
|
syscall
|
|
j _stop_
|
|
.data
|
|
# Fixed strings for I/O
|
|
_ErrMsg_:
|
|
.asciiz "Runtime error at line "
|
|
_colon_space_:
|
|
.asciiz ": "
|
|
_cr_:
|
|
.asciiz "\n"
|
|
_space_:
|
|
.asciiz " "
|
|
# Message strings for specific errors
|
|
_Msg_IllegalArraySize_:
|
|
.asciiz "negative array size"
|
|
_Msg_IllegalIndex_:
|
|
.asciiz "array index out of bounds"
|
|
_Msg_DivZero_:
|
|
.asciiz "division by zero"
|
|
# String Literals
|
|
.align 2
|
|
_true:
|
|
.space 4
|
|
.asciiz "true"
|
|
.align 2
|
|
_false:
|
|
.space 4
|
|
.asciiz "false"
|
|
.align 2
|
|
_heap_:
|
|
.space 100000 |