szktty #5264(2008/01/11 06:35 GMT) [ Other ] Rating1/1=1.00
Mac OS X (PowerPC 32bit) アセンブリで。コマンドラインでBFのソースを書いて、標準出力にアセンブリを出力します。当方ヘタレなもんで、Mac OS X PowerPCアセンブリでのファイルの扱いがよくわかりません。
# BFコンパイラのコンパイル % gcc -o bfc-osxppc bfc-osxppc.s % ./bfc-osxppc "++++++++++[>+++++++>++++++++++>+++>+<<<<-]>++.>+.+++++++..+++.>++.<<+++++++++++++++.>.+++.------.--------.>+." > hello-bf.s # 出力されたソースのコンパイルと実行 % gcc -o hello-bf hello-bf.s % ./hello-bf Hello World!
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;; % gcc -o bfc-osxppc bfc-osxppc.s ;; ;; Usage: ./bfc-osxppc "source..." > output ;; ;; ex) ;; % ./bfc-osxppc "++++++++++[>+++++++>++++++++++>+++>+<<<<-]>++.>+.+++++++..+++.>++.<<+++++++++++++++.>.+++.------.--------.>+." > hello-bf.s ;; % gcc -o hello-bf hello-bf.s ;; % ./hello-bf ;; Hello World! .machine ppc .globl _main .macro PUSH stwu r3, -4(r1) stwu r4, -4(r1) stwu r5, -4(r1) stwu r6, -4(r1) stwu r7, -4(r1) stwu r8, -4(r1) stwu r9, -4(r1) stwu r10, -4(r1) stwu r11, -4(r1) stwu r12, -4(r1) stwu r13, -4(r1) mflr r20 stwu r20, -4(r1) .endmacro .macro POP lwz r20, 0(r1) mtlr r20 lwzu r13, 4(r1) lwzu r12, 4(r1) lwzu r11, 4(r1) lwzu r10, 4(r1) lwzu r9, 4(r1) lwzu r8, 4(r1) lwzu r7, 4(r1) lwzu r6, 4(r1) lwzu r5, 4(r1) lwzu r4, 4(r1) lwzu r3, 4(r1) addi r1, r1, 4 .endmacro .macro PRINT PUSH li r3, 1 lis r4, hi16($0) addi r4, r4, lo16($0) lis r5, hi16($0_len) addi r5, r5, lo16($0_len) li r0, 4 sc POP .endmacro .macro PRINT_DIGIT PUSH mr r3, $0 bl print_digit POP .endmacro ;; r7: ソースコード ;; r8: 読み込んだ文字 ;; r9: 配列のサイズ ;; r10: ラベルの数 _main: lwz r7, 4(r4) ; argv[1] li r8, 0 li r9, 10 li r10, 0 ;; ヘッダを出力 print_header: PRINT bf_header compile: lbz r8, 0(r7) cmpli cr7, r8, 0 beq cr7, finish_compile addi r7, r7, 1 cmpli cr7, r8, 62 ; '>' beq cr7, compile_inc cmpli cr7, r8, 60 ; '<' beq cr7, compile_dec cmpli cr7, r8, 43 ; '+' beq cr7, compile_plus cmpli cr7, r8, 45 ; '-' beq cr7, compile_minus cmpli cr7, r8, 46 ; '.' beq cr7, compile_output cmpli cr7, r8, 44 ; ',' beq cr7, compile_input cmpli cr7, r8, 91 ; '[' beq cr7, compile_forward cmpli cr7, r8, 93 ; ']' beq cr7, compile_backward ;; 他の文字は無視 b compile compile_inc: addi r9, r9, 1 PRINT bf_inc b compile compile_dec: subi r9, r9, 1 PRINT bf_dec b compile compile_plus: PRINT bf_plus b compile compile_minus: PRINT bf_minus b compile compile_output: PRINT bf_output b compile compile_input: PRINT bf_input b compile compile_forward: addi r10, r10, 1 stwu r10, -4(r1) PRINT bf_forward_cmp PRINT bf_end_label PRINT_DIGIT r10 PRINT lf PRINT bf_begin_label PRINT_DIGIT r10 PRINT bf_label_term b compile compile_backward: lwz r2, 0(r1) addi r1, r1, 4 PRINT bf_backward_cmp PRINT bf_begin_label PRINT_DIGIT r2 PRINT lf PRINT bf_end_label PRINT_DIGIT r2 PRINT bf_label_term b compile finish_compile: PRINT lf PRINT bf_exit PRINT bf_data PRINT bf_array_decl print_array: PRINT bf_array_element cmpli cr7, r9, 0 subi r9, r9, 1 bgt cr7, print_array PRINT bf_array_decl_end exit: PRINT lf ;; sys_exit() li r3, 0 li r0, 1 ; sys_exit sc ;; 正の整数を10進数で出力 ;; r3: 出力する整数 print_digit: mr r10, r3 li r11, 25000 ; fig, 桁 mulli r11, r11, 4 li r14, 10 ; 桁の除算用 li r15, 0 ; 残りの数字をすべて表示するか ;; 上の桁から順に出力する print_each_digit: divw r12, r10, r11 ; d = i / fig mullw r13, r11, r12 ; rem = i - fig * d sub r10, r10, r13 cmpli cr7, r15, 0 cmpli cr6, r12, 0 ; d == 0 cmpli cr5, r11, 1 ; fig > 1 crand 2, 30, 26 ; cr0[eq] = cr7[eq] && cr6[eq] crand 2, 2, 21 ; cr0[eq] = cr0[eq] && cr5[gt] divw r11, r11, r14 ; fig /= 10 beq cr0, print_each_digit ;; 出力 li r15, 1 addi r12, r12, 48 ; ASCIIコードにする li r3, 1 ; 標準出力 lis r4, hi16(temp) addi r4, r4, lo16(temp) li r5, 1 li r0, 4 ; sys_write stb r12, 0(r4) PUSH sc POP cmpli cr7, r11, 0 ; fig == 0 なら終了 beqlr cr7 b print_each_digit ;; 定数 .data .align 4 temp: .asciz " " .align 4 lf: .asciz "\n" .align 4 lf_len = 1 .align 4 bf_header: .asciz ";; This file is automatically generated. Do not edit.\n\n .machine ppc\n .globl _main\n\n .macro PUSH\n stwu r7, -4(r1)\n stwu r8, -4(r1)\n stwu r9, -4(r1)\n .endmacro\n\n .macro POP\n lwz r9, 0(r1)\n lwzu r8, 4(r1)\n lwzu r7, 4(r1)\n addi r1, r1, 4\n .endmacro\n\n .macro OUTPUT\n PUSH\n li r3, 1\n lis r4, hi16(temp)\n addi r4, r4, lo16(temp)\n stb r8, 0(r4)\n li r5, 1\n li r0, 4\n sc\n POP\n .endmacro\n\n\n_main:\n lis r7, hi16(array)\n addi r7, r7, lo16(array)\n li r8, 0\n\n" bf_header_len = . - bf_header - 1 .align 4 bf_exit: .asciz "exit:\n li r8, 10\n OUTPUT\n li r3, 0\n li r0, 1\n sc\n\n" bf_exit_len = . - bf_exit - 1 .align 4 bf_data: .asciz "\n\n .data\n .align 4\n\ntemp:\n .asciz \" \"\n .align 4\n\n" bf_data_len = . - bf_data - 1 .align 4 bf_array_decl: .asciz "array:\n .long " bf_array_decl_len = . - bf_array_decl - 1 .align 4 bf_array_element: .asciz "0, " bf_array_element_len = . - bf_array_element - 1 .align 4 bf_array_decl_end: .asciz "0\n .align 4\n" bf_array_decl_end_len = . - bf_array_decl_end - 1 .align 4 bf_inc: .asciz " addi r7, r7, 4\n" bf_inc_len = . - bf_inc - 1 .align 4 bf_dec: .asciz " subi r7, r7, 4\n" bf_dec_len = . - bf_dec - 1 .align 4 bf_plus: .asciz " lwz r8, 0(r7)\n addi r8, r8, 1\n stw r8, 0(r7)\n" bf_plus_len = . - bf_plus - 1 .align 4 bf_minus: .asciz " lwz r8, 0(r7)\n subi r8, r8, 1\n stw r8, 0(r7)\n" bf_minus_len = . - bf_minus - 1 .align 4 bf_output: .asciz " lwz r8, 0(r7)\n OUTPUT\n" bf_output_len = . - bf_output - 1 .align 4 bf_input: .asciz " INPUT\n" bf_input_len = . - bf_input - 1 .align 4 bf_forward_cmp: .asciz " lwz r8, 0(r7)\n cmpi cr7, r8, 0\n beq cr7, " bf_forward_cmp_len = . - bf_forward_cmp - 1 .align 4 bf_begin_label: .asciz "begin" bf_begin_label_len = . - bf_begin_label - 1 .align 4 bf_end_label: .asciz "end" bf_end_label_len = . - bf_end_label - 1 .align 4 bf_label_term: .asciz ":\n" bf_label_term_len = . - bf_label_term - 1 .align 4 bf_backward_cmp: .asciz " lwz r8, 0(r7)\n cmpi cr7, r8, 0\n bne cr7, " bf_backward_cmp_len = . - bf_backward_cmp - 1 .align 4
Rating1/1=1.00-0+
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szktty
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Rating1/1=1.00
Mac OS X (PowerPC 32bit) アセンブリで。コマンドラインでBFのソースを書いて、標準出力にアセンブリを出力します。当方ヘタレなもんで、Mac OS X PowerPCアセンブリでのファイルの扱いがよくわかりません。
;; % gcc -o bfc-osxppc bfc-osxppc.s ;; ;; Usage: ./bfc-osxppc "source..." > output ;; ;; ex) ;; % ./bfc-osxppc "++++++++++[>+++++++>++++++++++>+++>+<<<<-]>++.>+.+++++++..+++.>++.<<+++++++++++++++.>.+++.------.--------.>+." > hello-bf.s ;; % gcc -o hello-bf hello-bf.s ;; % ./hello-bf ;; Hello World! .machine ppc .globl _main .macro PUSH stwu r3, -4(r1) stwu r4, -4(r1) stwu r5, -4(r1) stwu r6, -4(r1) stwu r7, -4(r1) stwu r8, -4(r1) stwu r9, -4(r1) stwu r10, -4(r1) stwu r11, -4(r1) stwu r12, -4(r1) stwu r13, -4(r1) mflr r20 stwu r20, -4(r1) .endmacro .macro POP lwz r20, 0(r1) mtlr r20 lwzu r13, 4(r1) lwzu r12, 4(r1) lwzu r11, 4(r1) lwzu r10, 4(r1) lwzu r9, 4(r1) lwzu r8, 4(r1) lwzu r7, 4(r1) lwzu r6, 4(r1) lwzu r5, 4(r1) lwzu r4, 4(r1) lwzu r3, 4(r1) addi r1, r1, 4 .endmacro .macro PRINT PUSH li r3, 1 lis r4, hi16($0) addi r4, r4, lo16($0) lis r5, hi16($0_len) addi r5, r5, lo16($0_len) li r0, 4 sc POP .endmacro .macro PRINT_DIGIT PUSH mr r3, $0 bl print_digit POP .endmacro ;; r7: ソースコード ;; r8: 読み込んだ文字 ;; r9: 配列のサイズ ;; r10: ラベルの数 _main: lwz r7, 4(r4) ; argv[1] li r8, 0 li r9, 10 li r10, 0 ;; ヘッダを出力 print_header: PRINT bf_header compile: lbz r8, 0(r7) cmpli cr7, r8, 0 beq cr7, finish_compile addi r7, r7, 1 cmpli cr7, r8, 62 ; '>' beq cr7, compile_inc cmpli cr7, r8, 60 ; '<' beq cr7, compile_dec cmpli cr7, r8, 43 ; '+' beq cr7, compile_plus cmpli cr7, r8, 45 ; '-' beq cr7, compile_minus cmpli cr7, r8, 46 ; '.' beq cr7, compile_output cmpli cr7, r8, 44 ; ',' beq cr7, compile_input cmpli cr7, r8, 91 ; '[' beq cr7, compile_forward cmpli cr7, r8, 93 ; ']' beq cr7, compile_backward ;; 他の文字は無視 b compile compile_inc: addi r9, r9, 1 PRINT bf_inc b compile compile_dec: subi r9, r9, 1 PRINT bf_dec b compile compile_plus: PRINT bf_plus b compile compile_minus: PRINT bf_minus b compile compile_output: PRINT bf_output b compile compile_input: PRINT bf_input b compile compile_forward: addi r10, r10, 1 stwu r10, -4(r1) PRINT bf_forward_cmp PRINT bf_end_label PRINT_DIGIT r10 PRINT lf PRINT bf_begin_label PRINT_DIGIT r10 PRINT bf_label_term b compile compile_backward: lwz r2, 0(r1) addi r1, r1, 4 PRINT bf_backward_cmp PRINT bf_begin_label PRINT_DIGIT r2 PRINT lf PRINT bf_end_label PRINT_DIGIT r2 PRINT bf_label_term b compile finish_compile: PRINT lf PRINT bf_exit PRINT bf_data PRINT bf_array_decl print_array: PRINT bf_array_element cmpli cr7, r9, 0 subi r9, r9, 1 bgt cr7, print_array PRINT bf_array_decl_end exit: PRINT lf ;; sys_exit() li r3, 0 li r0, 1 ; sys_exit sc ;; 正の整数を10進数で出力 ;; r3: 出力する整数 print_digit: mr r10, r3 li r11, 25000 ; fig, 桁 mulli r11, r11, 4 li r14, 10 ; 桁の除算用 li r15, 0 ; 残りの数字をすべて表示するか ;; 上の桁から順に出力する print_each_digit: divw r12, r10, r11 ; d = i / fig mullw r13, r11, r12 ; rem = i - fig * d sub r10, r10, r13 cmpli cr7, r15, 0 cmpli cr6, r12, 0 ; d == 0 cmpli cr5, r11, 1 ; fig > 1 crand 2, 30, 26 ; cr0[eq] = cr7[eq] && cr6[eq] crand 2, 2, 21 ; cr0[eq] = cr0[eq] && cr5[gt] divw r11, r11, r14 ; fig /= 10 beq cr0, print_each_digit ;; 出力 li r15, 1 addi r12, r12, 48 ; ASCIIコードにする li r3, 1 ; 標準出力 lis r4, hi16(temp) addi r4, r4, lo16(temp) li r5, 1 li r0, 4 ; sys_write stb r12, 0(r4) PUSH sc POP cmpli cr7, r11, 0 ; fig == 0 なら終了 beqlr cr7 b print_each_digit ;; 定数 .data .align 4 temp: .asciz " " .align 4 lf: .asciz "\n" .align 4 lf_len = 1 .align 4 bf_header: .asciz ";; This file is automatically generated. Do not edit.\n\n .machine ppc\n .globl _main\n\n .macro PUSH\n stwu r7, -4(r1)\n stwu r8, -4(r1)\n stwu r9, -4(r1)\n .endmacro\n\n .macro POP\n lwz r9, 0(r1)\n lwzu r8, 4(r1)\n lwzu r7, 4(r1)\n addi r1, r1, 4\n .endmacro\n\n .macro OUTPUT\n PUSH\n li r3, 1\n lis r4, hi16(temp)\n addi r4, r4, lo16(temp)\n stb r8, 0(r4)\n li r5, 1\n li r0, 4\n sc\n POP\n .endmacro\n\n\n_main:\n lis r7, hi16(array)\n addi r7, r7, lo16(array)\n li r8, 0\n\n" bf_header_len = . - bf_header - 1 .align 4 bf_exit: .asciz "exit:\n li r8, 10\n OUTPUT\n li r3, 0\n li r0, 1\n sc\n\n" bf_exit_len = . - bf_exit - 1 .align 4 bf_data: .asciz "\n\n .data\n .align 4\n\ntemp:\n .asciz \" \"\n .align 4\n\n" bf_data_len = . - bf_data - 1 .align 4 bf_array_decl: .asciz "array:\n .long " bf_array_decl_len = . - bf_array_decl - 1 .align 4 bf_array_element: .asciz "0, " bf_array_element_len = . - bf_array_element - 1 .align 4 bf_array_decl_end: .asciz "0\n .align 4\n" bf_array_decl_end_len = . - bf_array_decl_end - 1 .align 4 bf_inc: .asciz " addi r7, r7, 4\n" bf_inc_len = . - bf_inc - 1 .align 4 bf_dec: .asciz " subi r7, r7, 4\n" bf_dec_len = . - bf_dec - 1 .align 4 bf_plus: .asciz " lwz r8, 0(r7)\n addi r8, r8, 1\n stw r8, 0(r7)\n" bf_plus_len = . - bf_plus - 1 .align 4 bf_minus: .asciz " lwz r8, 0(r7)\n subi r8, r8, 1\n stw r8, 0(r7)\n" bf_minus_len = . - bf_minus - 1 .align 4 bf_output: .asciz " lwz r8, 0(r7)\n OUTPUT\n" bf_output_len = . - bf_output - 1 .align 4 bf_input: .asciz " INPUT\n" bf_input_len = . - bf_input - 1 .align 4 bf_forward_cmp: .asciz " lwz r8, 0(r7)\n cmpi cr7, r8, 0\n beq cr7, " bf_forward_cmp_len = . - bf_forward_cmp - 1 .align 4 bf_begin_label: .asciz "begin" bf_begin_label_len = . - bf_begin_label - 1 .align 4 bf_end_label: .asciz "end" bf_end_label_len = . - bf_end_label - 1 .align 4 bf_label_term: .asciz ":\n" bf_label_term_len = . - bf_label_term - 1 .align 4 bf_backward_cmp: .asciz " lwz r8, 0(r7)\n cmpi cr7, r8, 0\n bne cr7, " bf_backward_cmp_len = . - bf_backward_cmp - 1 .align 4Rating1/1=1.00-0+
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