249 lines
4.7 KiB
NASM
249 lines
4.7 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 zero
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zero:
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sw $31, -4($29)
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addi $29, $29, -8
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# ori _param_b_1_,$2,0
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# ori _cond_6_,_param_b_1_,0
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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 _zerores_2_, $0, 0
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j _endif_5_
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_else_4_:
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# ori _arg_7_,_param_b_1_,0
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# ori $2,_arg_7_,0
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jal zero
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# was: jal zero, $2
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# ori _zerores_2_,$2,0
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_endif_5_:
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# ori $2,_zerores_2_,0
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addi $29, $29, 8
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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 $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, $0, 4132
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# was: ori _tmp_10_, $0, 4132
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# ori _letBind_9_,_tmp_10_,0
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ori $2, $16, 0
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# was: ori $2, _letBind_9_, 0
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jal putint
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# was: jal putint, $2
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ori $2, $0, 1
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# was: ori _arg_14_, $0, 1
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# ori $2,_arg_14_,0
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jal zero
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# was: jal zero, $2
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# ori _letBind_13_,$2,0
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ori $3, $0, 1
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# was: ori _plus_L_16_, $0, 1
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# ori _plus_R_17_,_letBind_13_,0
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add $0, $3, $2
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# was: add _letBind_15_, _plus_L_16_, _plus_R_17_
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ori $3, $0, 2
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# was: ori _plus_L_19_, $0, 2
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# ori _plus_R_20_,_letBind_13_,0
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add $0, $3, $2
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# was: add _letBind_18_, _plus_L_19_, _plus_R_20_
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ori $3, $0, 3
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# was: ori _plus_L_22_, $0, 3
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# ori _plus_R_23_,_letBind_13_,0
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add $3, $3, $2
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# was: add _letBind_21_, _plus_L_22_, _plus_R_23_
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ori $4, $0, 4
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# was: ori _plus_L_25_, $0, 4
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# ori _plus_R_26_,_letBind_13_,0
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add $2, $4, $2
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# was: add _letBind_24_, _plus_L_25_, _plus_R_26_
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# ori _letBind_27_,_letBind_24_,0
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# ori _letBind_28_,_letBind_27_,0
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# ori _letBind_29_,_letBind_21_,0
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ori $4, $0, 1000
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# was: ori _times_L_36_, $0, 1000
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ori $5, $2, 0
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# was: ori _times_R_37_, _letBind_27_, 0
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mul $4, $4, $5
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# was: mul _plus_L_34_, _times_L_36_, _times_R_37_
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ori $5, $0, 100
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# was: ori _times_L_38_, $0, 100
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# ori _times_R_39_,_letBind_28_,0
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mul $5, $5, $2
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# was: mul _plus_R_35_, _times_L_38_, _times_R_39_
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add $4, $4, $5
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# was: add _plus_L_32_, _plus_L_34_, _plus_R_35_
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ori $5, $0, 10
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# was: ori _times_L_40_, $0, 10
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# ori _times_R_41_,_letBind_29_,0
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mul $3, $5, $3
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# was: mul _plus_R_33_, _times_L_40_, _times_R_41_
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add $3, $4, $3
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# was: add _plus_L_30_, _plus_L_32_, _plus_R_33_
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# ori _plus_R_31_,_letBind_28_,0
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add $17, $3, $2
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# was: add _tmp_12_, _plus_L_30_, _plus_R_31_
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# ori _letBind_11_,_tmp_12_,0
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ori $2, $17, 0
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# was: ori $2, _letBind_11_, 0
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jal putint
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# was: jal putint, $2
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ori $2, $0, 10000
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# was: ori _times_L_44_, $0, 10000
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# ori _times_R_45_,_letBind_9_,0
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mul $2, $2, $16
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# was: mul _plus_L_42_, _times_L_44_, _times_R_45_
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# ori _plus_R_43_,_letBind_11_,0
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add $2, $2, $17
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# was: add _mainres_8_, _plus_L_42_, _plus_R_43_
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# ori $2,_mainres_8_,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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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 |