239 lines
4.1 KiB
NASM
239 lines
4.1 KiB
NASM
.text 0x00400000
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.globl main
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la $28, _heap_
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la $4, _true
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# was: la _true_addr, _true
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ori $3, $0, 4
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# was: ori _true_init, $0, 4
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sw $3, 0($4)
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# was: sw _true_init, 0(_true_addr)
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la $3, _false
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# was: la _false_addr, _false
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ori $4, $0, 5
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# was: ori _false_init, $0, 5
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sw $4, 0($3)
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# was: sw _false_init, 0(_false_addr)
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jal main
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_stop_:
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ori $2, $0, 10
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syscall
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# Function fibo
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fibo:
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sw $31, -4($29)
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sw $17, -12($29)
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sw $16, -8($29)
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addi $29, $29, -16
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ori $16, $2, 0
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# was: ori _param_n_1_, $2, 0
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# ori _eq_L_7_,_param_n_1_,0
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ori $3, $0, 0
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# was: ori _eq_R_8_, $0, 0
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ori $2, $0, 0
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# was: ori _cond_6_, $0, 0
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bne $16, $3, _false_9_
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# was: bne _eq_L_7_, _eq_R_8_, _false_9_
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ori $2, $0, 1
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# was: ori _cond_6_, $0, 1
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_false_9_:
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bne $2, $0, _then_3_
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# was: bne _cond_6_, $0, _then_3_
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j _else_4_
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_then_3_:
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ori $2, $0, 0
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# was: ori _fibores_2_, $0, 0
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j _endif_5_
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_else_4_:
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# ori _eq_L_14_,_param_n_1_,0
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ori $3, $0, 1
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# was: ori _eq_R_15_, $0, 1
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ori $2, $0, 0
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# was: ori _cond_13_, $0, 0
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bne $16, $3, _false_16_
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# was: bne _eq_L_14_, _eq_R_15_, _false_16_
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ori $2, $0, 1
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# was: ori _cond_13_, $0, 1
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_false_16_:
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bne $2, $0, _then_10_
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# was: bne _cond_13_, $0, _then_10_
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j _else_11_
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_then_10_:
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ori $2, $0, 1
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# was: ori _fibores_2_, $0, 1
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j _endif_12_
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_else_11_:
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# ori _minus_L_20_,_param_n_1_,0
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ori $2, $0, 1
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# was: ori _minus_R_21_, $0, 1
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sub $2, $16, $2
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# was: sub _arg_19_, _minus_L_20_, _minus_R_21_
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# ori $2,_arg_19_,0
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jal fibo
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# was: jal fibo, $2
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ori $17, $2, 0
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# was: ori _plus_L_17_, $2, 0
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# ori _minus_L_23_,_param_n_1_,0
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ori $2, $0, 2
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# was: ori _minus_R_24_, $0, 2
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sub $2, $16, $2
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# was: sub _arg_22_, _minus_L_23_, _minus_R_24_
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# ori $2,_arg_22_,0
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jal fibo
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# was: jal fibo, $2
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# ori _plus_R_18_,$2,0
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add $2, $17, $2
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# was: add _fibores_2_, _plus_L_17_, _plus_R_18_
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_endif_12_:
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_endif_5_:
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# ori $2,_fibores_2_,0
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addi $29, $29, 16
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lw $17, -12($29)
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lw $16, -8($29)
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lw $31, -4($29)
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jr $31
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# Function main
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main:
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sw $31, -4($29)
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sw $16, -8($29)
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addi $29, $29, -12
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jal getint
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# was: jal getint, $2
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# ori _letBind_26_,$2,0
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# ori _arg_28_,_letBind_26_,0
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# ori $2,_arg_28_,0
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jal fibo
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# was: jal fibo, $2
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# ori _tmp_27_,$2,0
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ori $16, $2, 0
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# was: ori _mainres_25_, _tmp_27_, 0
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ori $2, $16, 0
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# was: ori $2, _mainres_25_, 0
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jal putint
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# was: jal putint, $2
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ori $2, $16, 0
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# was: ori $2, _mainres_25_, 0
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addi $29, $29, 12
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lw $16, -8($29)
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lw $31, -4($29)
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jr $31
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ord:
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jr $31
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chr:
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andi $2, $2, 255
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jr $31
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putint:
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addi $29, $29, -8
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sw $2, 0($29)
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sw $4, 4($29)
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ori $4, $2, 0
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ori $2, $0, 1
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syscall
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ori $2, $0, 4
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la $4, _space_
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syscall
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lw $2, 0($29)
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lw $4, 4($29)
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addi $29, $29, 8
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jr $31
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getint:
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ori $2, $0, 5
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syscall
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jr $31
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putchar:
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addi $29, $29, -8
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sw $2, 0($29)
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sw $4, 4($29)
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ori $4, $2, 0
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ori $2, $0, 11
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syscall
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ori $2, $0, 4
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la $4, _space_
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syscall
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lw $2, 0($29)
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lw $4, 4($29)
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addi $29, $29, 8
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jr $31
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getchar:
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addi $29, $29, -8
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sw $4, 0($29)
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sw $5, 4($29)
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ori $2, $0, 12
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syscall
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ori $5, $2, 0
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ori $2, $0, 4
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la $4, _cr_
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syscall
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ori $2, $5, 0
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lw $4, 0($29)
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lw $5, 4($29)
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addi $29, $29, 8
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jr $31
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putstring:
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addi $29, $29, -16
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sw $2, 0($29)
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sw $4, 4($29)
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sw $5, 8($29)
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sw $6, 12($29)
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lw $4, 0($2)
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addi $5, $2, 4
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add $6, $5, $4
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ori $2, $0, 11
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putstring_begin:
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sub $4, $5, $6
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bgez $4, putstring_done
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lb $4, 0($5)
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syscall
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addi $5, $5, 1
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j putstring_begin
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putstring_done:
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lw $2, 0($29)
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lw $4, 4($29)
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lw $5, 8($29)
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lw $6, 12($29)
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addi $29, $29, 16
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jr $31
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_RuntimeError_:
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la $4, _ErrMsg_
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ori $2, $0, 4
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syscall
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ori $4, $5, 0
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ori $2, $0, 1
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syscall
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la $4, _colon_space_
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ori $2, $0, 4
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syscall
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ori $4, $6, 0
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ori $2, $0, 4
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syscall
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la $4, _cr_
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ori $2, $0, 4
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syscall
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j _stop_
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.data
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# Fixed strings for I/O
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_ErrMsg_:
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.asciiz "Runtime error at line "
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_colon_space_:
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.asciiz ": "
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_cr_:
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.asciiz "\n"
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_space_:
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.asciiz " "
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# Message strings for specific errors
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_Msg_IllegalArraySize_:
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.asciiz "negative array size"
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_Msg_IllegalIndex_:
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.asciiz "array index out of bounds"
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_Msg_DivZero_:
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.asciiz "division by zero"
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# String Literals
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.align 2
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_true:
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.space 4
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.asciiz "true"
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.align 2
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_false:
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.space 4
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.asciiz "false"
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.align 2
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_heap_:
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.space 100000 |