{"id":1276,"date":"2023-04-08T01:09:00","date_gmt":"2023-04-08T01:09:00","guid":{"rendered":"https:\/\/262235.xyz\/?p=1276"},"modified":"2023-04-08T01:09:00","modified_gmt":"2023-04-08T01:09:00","slug":"1276","status":"publish","type":"post","link":"https:\/\/lyvba.com\/index.php\/2023\/04\/08\/1276\/","title":{"rendered":"\u5b66\u4e60 Risc-V \u6c47\u7f16, \u4f7f\u7528 gcc -S \u547d\u4ee4\u8f6c\u6362C\u8bed\u8a00\u6e90\u7801\u6210 RISC-V \u6c47\u7f16\u4ee3\u7801"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/lyvba.com\/wp-content\/uploads\/2023\/03\/625082788.webp\" alt=\"\" title=\"\"><br \/>\u5f53\u4f7f\u7528 <code>riscv32-unknown-elf-gcc -S<\/code> \u547d\u4ee4\u65f6\uff0c\u4f1a\u5c06 C \u8bed\u8a00\u6e90\u4ee3\u7801\u8f6c\u6362\u6210 RISC-V \u6c47\u7f16\u4ee3\u7801\u3002<br \/>\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684 RISC-V \u6c47\u7f16\u6307\u4ee4\u53ca\u5176\u542b\u4e49\uff0c\u4ee5\u4f9b\u53c2\u8003\uff1a<\/p>\n<ul>\n<li><code>add<\/code>: \u5c06\u4e24\u4e2a\u6570\u76f8\u52a0\u3002<\/li>\n<li><code>addi<\/code>: \u5c06\u4e00\u4e2a\u6570\u548c\u4e00\u4e2a\u7acb\u5373\u6570\u76f8\u52a0\u3002<\/li>\n<li><code>sub<\/code>: \u4ece\u4e00\u4e2a\u6570\u4e2d\u51cf\u53bb\u53e6\u4e00\u4e2a\u6570\u3002<\/li>\n<li><code>mul<\/code>: \u5c06\u4e24\u4e2a\u6570\u76f8\u4e58\u3002<\/li>\n<li><code>div<\/code>: \u5c06\u4e00\u4e2a\u6570\u9664\u4ee5\u53e6\u4e00\u4e2a\u6570\u3002<\/li>\n<li><code>rem<\/code>: \u53d6\u4e24\u4e2a\u6570\u7684\u4f59\u6570\u3002<\/li>\n<li><code>and<\/code>: \u5bf9\u4e24\u4e2a\u6570\u8fdb\u884c\u6309\u4f4d\u4e0e\u64cd\u4f5c\u3002<\/li>\n<li><code>or<\/code>: \u5bf9\u4e24\u4e2a\u6570\u8fdb\u884c\u6309\u4f4d\u6216\u64cd\u4f5c\u3002<\/li>\n<li><code>xor<\/code>: \u5bf9\u4e24\u4e2a\u6570\u8fdb\u884c\u6309\u4f4d\u5f02\u6216\u64cd\u4f5c\u3002<\/li>\n<li><code>sll<\/code>: \u5c06\u4e00\u4e2a\u6570\u5de6\u79fb\u6307\u5b9a\u7684\u4f4d\u6570\u3002<\/li>\n<li><code>srl<\/code>: \u5c06\u4e00\u4e2a\u6570\u53f3\u79fb\u6307\u5b9a\u7684\u4f4d\u6570\u3002<\/li>\n<li><code>sra<\/code>: \u5c06\u4e00\u4e2a\u6709\u7b26\u53f7\u6570\u53f3\u79fb\u6307\u5b9a\u7684\u4f4d\u6570\u3002<\/li>\n<li><code>slt<\/code>: \u5982\u679c\u7b2c\u4e00\u4e2a\u6570\u5c0f\u4e8e\u7b2c\u4e8c\u4e2a\u6570\uff0c\u5219\u5c06\u76ee\u6807\u5bc4\u5b58\u5668\u8bbe\u7f6e\u4e3a 1\uff0c\u5426\u5219\u8bbe\u7f6e\u4e3a 0\u3002<\/li>\n<li><code>slti<\/code>: \u5982\u679c\u4e00\u4e2a\u6570\u5c0f\u4e8e\u4e00\u4e2a\u7acb\u5373\u6570\uff0c\u5219\u5c06\u76ee\u6807\u5bc4\u5b58\u5668\u8bbe\u7f6e\u4e3a 1\uff0c\u5426\u5219\u8bbe\u7f6e\u4e3a 0\u3002<\/li>\n<li><code>beq<\/code>: \u5982\u679c\u4e24\u4e2a\u5bc4\u5b58\u5668\u76f8\u7b49\uff0c\u5219\u8df3\u8f6c\u5230\u6307\u5b9a\u7684\u6807\u7b7e\u3002<\/li>\n<li><code>bne<\/code>: \u5982\u679c\u4e24\u4e2a\u5bc4\u5b58\u5668\u4e0d\u76f8\u7b49\uff0c\u5219\u8df3\u8f6c\u5230\u6307\u5b9a\u7684\u6807\u7b7e\u3002<\/li>\n<li><code>blt<\/code>: \u5982\u679c\u7b2c\u4e00\u4e2a\u5bc4\u5b58\u5668\u5c0f\u4e8e\u7b2c\u4e8c\u4e2a\u5bc4\u5b58\u5668\uff0c\u5219\u8df3\u8f6c\u5230\u6307\u5b9a\u7684\u6807\u7b7e\u3002<\/li>\n<li><code>bge<\/code>: \u5982\u679c\u7b2c\u4e00\u4e2a\u5bc4\u5b58\u5668\u5927\u4e8e\u7b49\u4e8e\u7b2c\u4e8c\u4e2a\u5bc4\u5b58\u5668\uff0c\u5219\u8df3\u8f6c\u5230\u6307\u5b9a\u7684\u6807\u7b7e\u3002<\/li>\n<li><code>j<\/code>: \u65e0\u6761\u4ef6\u8df3\u8f6c\u5230\u6307\u5b9a\u7684\u6807\u7b7e\u3002<\/li>\n<li><code>jal<\/code>: \u8df3\u8f6c\u5230\u6307\u5b9a\u7684\u6807\u7b7e\uff0c\u5e76\u5c06\u8fd4\u56de\u5730\u5740\u4fdd\u5b58\u5230\u76ee\u6807\u5bc4\u5b58\u5668\u4e2d\u3002<\/li>\n<li><code>jr<\/code>: \u8df3\u8f6c\u5230\u76ee\u6807\u5bc4\u5b58\u5668\u6240\u6307\u5411\u7684\u5730\u5740\u3002<\/li>\n<li><code>jalr<\/code>: \u8df3\u8f6c\u5230\u76ee\u6807\u5bc4\u5b58\u5668\u6240\u6307\u5411\u7684\u5730\u5740\uff0c\u5e76\u5c06\u8fd4\u56de\u5730\u5740\u4fdd\u5b58\u5230\u6307\u5b9a\u7684\u5bc4\u5b58\u5668\u4e2d\u3002<\/li>\n<li><code>lw<\/code>: \u4ece\u5185\u5b58\u4e2d\u52a0\u8f7d\u4e00\u4e2a\u5b57\uff0832 \u4f4d\uff09\u5230\u76ee\u6807\u5bc4\u5b58\u5668\u4e2d\u3002<\/li>\n<li><code>sw<\/code>: \u5c06\u4e00\u4e2a\u5b57\uff0832 \u4f4d\uff09\u5b58\u50a8\u5230\u5185\u5b58\u4e2d\u3002<\/li>\n<li><code>li<\/code>: \u5c06\u4e00\u4e2a\u7acb\u5373\u6570\u52a0\u8f7d\u5230\u76ee\u6807\u5bc4\u5b58\u5668\u4e2d\u3002<\/li>\n<li><code>mv<\/code>: \u5c06\u4e00\u4e2a\u5bc4\u5b58\u5668\u7684\u503c\u590d\u5236\u5230\u53e6\u4e00\u4e2a\u5bc4\u5b58\u5668\u4e2d\u3002<\/li>\n<li><code>la<\/code>: \u5c06\u4e00\u4e2a\u6807\u7b7e\u7684\u5730\u5740\u52a0\u8f7d\u5230\u76ee\u6807\u5bc4\u5b58\u5668\u4e2d\u3002<\/li>\n<li><code>auipc<\/code>: \u5c06 PC \u7684\u9ad8 20 \u4f4d\u4e0e\u4e00\u4e2a\u7acb\u5373\u6570\u76f8\u52a0\uff0c\u5e76\u5c06\u7ed3\u679c\u5b58\u50a8\u5230\u76ee\u6807\u5bc4\u5b58\u5668\u4e2d\u3002<\/li>\n<li><code>lui<\/code>: \u5c06\u4e00\u4e2a\u7acb\u5373\u6570\u7684\u9ad8 20 \u4f4d\u52a0\u8f7d\u5230\u76ee\u6807\u5bc4\u5b58\u5668\u4e2d\u3002<\/li>\n<\/ul>\n<pre><code>void mystrcpy(char *s, char *t)\n{\n    while (*s++ = *t++)\n        ;\n}<\/code><\/pre>\n<p>\u8fd9\u662f\u4e00\u4e2a\u7b80\u5355\u7684 C \u8bed\u8a00\u51fd\u6570\uff0c\u5b83\u7684\u4f5c\u7528\u662f\u5c06\u5b57\u7b26\u4e32 <code>t<\/code> \u590d\u5236\u5230\u5b57\u7b26\u4e32 <code>s<\/code> \u4e2d\uff0c\u5305\u62ec\u5b57\u7b26\u4e32\u672b\u5c3e\u7684\u7a7a\u5b57\u7b26\u3002\u4ee5\u4e0b\u662f\u8be5\u51fd\u6570\u7684\u6c47\u7f16\u4ee3\u7801\u53ca\u5176\u6ce8\u91ca\uff1a<\/p>\n<pre><code class=\"lang-assembly\">mystrcpy:\n    # \u51fd\u6570 prologue\uff1a\u4fdd\u5b58\u5bc4\u5b58\u5668\u5e76\u5206\u914d\u6808\u7a7a\u95f4\n    addi    sp, sp, -16      # \u4e3a s \u548c t \u5206\u914d 8 \u5b57\u8282\u7684\u7a7a\u95f4\n    sw      ra, 12(sp)       # \u4fdd\u5b58\u8fd4\u56de\u5730\u5740\n    sw      s0, 8(sp)        # \u4fdd\u5b58 s0\n    sw      s1, 4(sp)        # \u4fdd\u5b58 s1\n\n    # \u51fd\u6570\u4f53\n    add     s0, x0, a0       # \u5c06 s \u7684\u5730\u5740\u4fdd\u5b58\u5230 s0 \u4e2d\n    add     s1, x0, a1       # \u5c06 t \u7684\u5730\u5740\u4fdd\u5b58\u5230 s1 \u4e2d\nloop:\n    lbu     t0, 0(s1)        # \u5c06 t \u6240\u6307\u5411\u7684\u5b57\u8282\u8bfb\u5165 t0 \u4e2d\n    addi    s1, s1, 1        # \u5c06 t \u6307\u9488\u52a0 1\uff0c\u6307\u5411\u4e0b\u4e00\u4e2a\u5b57\u8282\n    sb      t0, 0(s0)        # \u5c06 t0\u5199\u5165 s \u6240\u6307\u5411\u7684\u5730\u5740\u4e2d\uff0c\u540c\u65f6\u5c06 s \u6307\u9488\u52a0 1\uff0c\u6307\u5411\u4e0b\u4e00\u4e2a\u5b57\u8282\n    bnez    t0, loop         # \u5982\u679c t0 \u4e0d\u4e3a 0\uff08\u5373\u8fd8\u6ca1\u6709\u5230\u5b57\u7b26\u4e32\u672b\u5c3e\uff09\uff0c\u5219\u8df3\u8f6c\u5230 loop\n\n    # \u51fd\u6570 epilogue\uff1a\u6062\u590d\u5bc4\u5b58\u5668\u5e76\u8fd4\u56de\n    lw      ra, 12(sp)       # \u6062\u590d\u8fd4\u56de\u5730\u5740\n    lw      s0, 8(sp)        # \u6062\u590d s0\n    lw      s1, 4(sp)        # \u6062\u590d s1\n    addi    sp, sp, 16       # \u91ca\u653e\u6808\u7a7a\u95f4\n    ret                     # \u8fd4\u56de<\/code><\/pre>\n<p>\u4e0b\u9762\u662f\u5404\u6761\u6307\u4ee4\u7684\u6ce8\u91ca\uff1a<\/p>\n<ul>\n<li><code>addi sp, sp, -16<\/code>: \u5206\u914d 16 \u5b57\u8282\u7684\u6808\u7a7a\u95f4\uff0c\u7528\u4e8e\u5b58\u50a8\u8fd4\u56de\u5730\u5740\u3001\u5bc4\u5b58\u5668\u548c\u53c2\u6570\u3002<\/li>\n<li><code>sw ra, 12(sp)<\/code>: \u4fdd\u5b58\u8fd4\u56de\u5730\u5740\u3002<\/li>\n<li><code>sw s0, 8(sp)<\/code>: \u4fdd\u5b58\u5bc4\u5b58\u5668 s0\u3002<\/li>\n<li><code>sw s1, 4(sp)<\/code>: \u4fdd\u5b58\u5bc4\u5b58\u5668 s1\u3002<\/li>\n<li><code>add s0, x0, a0<\/code>: \u5c06 s \u7684\u5730\u5740\u4fdd\u5b58\u5230\u5bc4\u5b58\u5668 s0 \u4e2d\u3002<\/li>\n<li><code>add s1, x0, a1<\/code>: \u5c06 t \u7684\u5730\u5740\u4fdd\u5b58\u5230\u5bc4\u5b58\u5668 s1 \u4e2d\u3002<\/li>\n<li><code>loop<\/code>: \u6807\u7b7e\uff0c\u7528\u4e8e\u5faa\u73af\u3002<\/li>\n<li><code>lbu t0, 0(s1)<\/code>: \u4ece t \u6240\u6307\u5411\u7684\u5730\u5740\u8bfb\u53d6\u4e00\u4e2a\u5b57\u8282\uff0c\u4fdd\u5b58\u5230\u5bc4\u5b58\u5668 t0 \u4e2d\u3002<\/li>\n<li><code>addi s1, s1, 1<\/code>: \u5c06\u5bc4\u5b58\u5668 s1 \u4e2d\u7684\u5730\u5740\u52a0 1\uff0c\u6307\u5411\u4e0b\u4e00\u4e2a\u5b57\u8282\u3002<\/li>\n<li><code>sb t0, 0(s0)<\/code>: \u5c06\u5bc4\u5b58\u5668 t0 \u4e2d\u7684\u5b57\u8282\u5199\u5165 s \u6240\u6307\u5411\u7684\u5730\u5740\u4e2d\uff0c\u5e76\u5c06\u5bc4\u5b58\u5668 s0 \u4e2d\u7684\u5730\u5740\u52a0 1\uff0c\u6307\u5411\u4e0b\u4e00\u4e2a\u5b57\u8282\u3002<\/li>\n<li><code>bnez t0, loop<\/code>: \u5982\u679c\u5bc4\u5b58\u5668 t0 \u4e2d\u7684\u503c\u4e0d\u4e3a 0\uff0c\u5219\u8df3\u8f6c\u5230 loop \u6807\u7b7e\uff0c\u7ee7\u7eed\u5faa\u73af\u3002<\/li>\n<li><code>lw ra, 12(sp)<\/code>: \u6062\u590d\u8fd4\u56de\u5730\u5740\u3002<\/li>\n<li><code>lw s0, 8(sp)<\/code>: \u6062\u590d\u5bc4\u5b58\u5668 s0\u3002<\/li>\n<li><code>lw s1, 4(sp)<\/code>: \u6062\u590d\u5bc4\u5b58\u5668 s1\u3002<\/li>\n<li><code>addi sp, sp, 16<\/code>: \u91ca\u653e\u6808\u7a7a\u95f4\u3002<\/li>\n<li><code>ret<\/code>: \u8fd4\u56de\u3002<\/li>\n<\/ul>\n<h2>\u5b9e\u9645 <code>rvcc -S strcpy.c<\/code> \u7ffb\u8bd1\u6c47\u7f16\u4ee3\u7801<\/h2>\n<pre><code>    .text\nmystrcpy:\n    add    sp,sp,-32   \/\/ sp\u6808\uff0c\u5b9e\u9645\u5206\u914d\u5185\u5b5832\u5b57\u8282\n    sw    s0,28(sp)   \/\/ \u8fd8\u8981\u4fdd\u5b58sp\u6307\u9488\u548c\u8fd4\u56de\u5730\u5740\u7b49\u503c\n    add    s0,sp,32\n\n    \/\/ \u5b9e\u9645 s \u548c t \u53c2\u6570\u90a3\u4e2a\u5148\u5206\u914d\u7531\u7f16\u8bd1\u5668\u51b3\u5b9a\n    sw    a0,-20(s0)  \/\/ char *s  \u51fd\u6570\u53c2\u6570\u7684\u5185\u5b58\u5730\u5740\n    sw    a1,-24(s0)  \/\/ char *t\n    nop\n.L2:\n    lw    a4,-24(s0)  \/\/ lw \u4ece\u5185\u5b58\u52a0\u8f7d t \u7684\u5730\u5740\n    add    a5,a4,1     \/\/ t++\n    sw    a5,-24(s0)  \/\/ sw \u4fdd\u5b58 t \u5230\u5185\u5b58\u4e2d\n\n    lw    a5,-20(s0)  \/\/ lw \u4ece\u5185\u5b58\u52a0\u8f7d s \u7684\u5730\u5740\n    add    a3,a5,1     \/\/ s++\n    sw    a3,-20(s0)  \/\/ sw \u4fdd\u5b58 s \u5230\u5185\u5b58\u4e2d\n\n    lbu    a4,0(a4)    \/\/ \u5c06 t \u6240\u6307\u5411\u7684\u5b57\u8282\u8bfb\u5165 t0 \u4e2d\n    sb    a4,0(a5)    \/\/ *t = *s  \u5c06\u503c\u590d\u5236\n    lbu    a5,0(a5)\n    bnez    a5,.L2   \/\/ \u5982\u679c\u7b49\u4e8e0\uff0c\u7ee7\u7eed\u5faa\u73af .L2\n    nop\n\n    lw    s0,28(sp)   \/\/ sp\u6808\uff0c\u56de\u6536\u5185\u5b58\n    add    sp,sp,32\n    jr    ra\n<\/code><\/pre>\n<h2>\u5e38\u89c1\u7684 <code>x86<\/code> \u6c47\u7f16\u6307\u4ee4\u53ca\u5176\u542b\u4e49<\/h2>\n<p>\u5f53\u4f7f\u7528 <code>gcc -S<\/code> \u547d\u4ee4\u65f6\uff0c\u4f1a\u5c06 C \u8bed\u8a00\u6e90\u4ee3\u7801\u8f6c\u6362\u6210\u6c47\u7f16\u4ee3\u7801\u3002<br \/>\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684 <code>x86<\/code> \u6c47\u7f16\u6307\u4ee4\u53ca\u5176\u542b\u4e49\uff0c\u4ee5\u4f9b\u53c2\u8003\uff1a<\/p>\n<ul>\n<li><code>mov<\/code>: \u5c06\u6570\u636e\u4ece\u4e00\u4e2a\u4f4d\u7f6e\u79fb\u52a8\u5230\u53e6\u4e00\u4e2a\u4f4d\u7f6e\u3002<\/li>\n<li><code>add<\/code>: \u5c06\u4e24\u4e2a\u6570\u76f8\u52a0\u3002<\/li>\n<li><code>sub<\/code>: \u4ece\u4e00\u4e2a\u6570\u4e2d\u51cf\u53bb\u53e6\u4e00\u4e2a\u6570\u3002<\/li>\n<li><code>mul<\/code>: \u5c06\u4e24\u4e2a\u6570\u76f8\u4e58\u3002<\/li>\n<li><code>div<\/code>: \u5c06\u4e00\u4e2a\u6570\u9664\u4ee5\u53e6\u4e00\u4e2a\u6570\u3002<\/li>\n<li><code>push<\/code>: \u5c06\u4e00\u4e2a\u503c\u538b\u5165\u6808\u4e2d\u3002<\/li>\n<li><code>pop<\/code>: \u5c06\u4e00\u4e2a\u503c\u4ece\u6808\u4e2d\u5f39\u51fa\u3002<\/li>\n<li><code>call<\/code>: \u8df3\u8f6c\u5230\u4e00\u4e2a\u51fd\u6570\u3002<\/li>\n<li><code>ret<\/code>: \u8fd4\u56de\u51fd\u6570\u8c03\u7528\u7684\u5730\u65b9\u3002<\/li>\n<li><code>jmp<\/code>: \u65e0\u6761\u4ef6\u8df3\u8f6c\u5230\u53e6\u4e00\u4e2a\u4f4d\u7f6e\u3002<\/li>\n<li><code>cmp<\/code>: \u6bd4\u8f83\u4e24\u4e2a\u503c\u7684\u5927\u5c0f\u3002<\/li>\n<li><code>je<\/code>: \u5982\u679c\u76f8\u7b49\u5219\u8df3\u8f6c\u3002<\/li>\n<li><code>jne<\/code>: \u5982\u679c\u4e0d\u76f8\u7b49\u5219\u8df3\u8f6c\u3002<\/li>\n<li><code>jg<\/code>: \u5982\u679c\u5927\u4e8e\u5219\u8df3\u8f6c\u3002<\/li>\n<li><code>jge<\/code>: \u5982\u679c\u5927\u4e8e\u7b49\u4e8e\u5219\u8df3\u8f6c\u3002<\/li>\n<li><code>jl<\/code>: \u5982\u679c\u5c0f\u4e8e\u5219\u8df3\u8f6c\u3002<\/li>\n<li><code>jle<\/code>: \u5982\u679c\u5c0f\u4e8e\u7b49\u4e8e\u5219\u8df3\u8f6c\u3002<\/li>\n<li><code>lea<\/code>: \u8ba1\u7b97\u4e00\u4e2a\u5730\u5740\uff0c\u4f46\u4e0d\u8bbf\u95ee\u8fd9\u4e2a\u5730\u5740\u3002<\/li>\n<li><code>movzx<\/code>: \u5c06\u4e00\u4e2a\u5b57\u8282\u6216\u5b57\u7684\u65e0\u7b26\u53f7\u6574\u6570\u96f6\u6269\u5c55\u4e3a\u53e6\u4e00\u4e2a\u5bc4\u5b58\u5668\u3002<\/li>\n<li><code>movsx<\/code>: \u5c06\u4e00\u4e2a\u5b57\u8282\u6216\u5b57\u7684\u6709\u7b26\u53f7\u6574\u6570\u7b26\u53f7\u6269\u5c55\u4e3a\u53e6\u4e00\u4e2a\u5bc4\u5b58\u5668\u3002<\/li>\n<li><code>and<\/code>: \u5bf9\u4e24\u4e2a\u6570\u8fdb\u884c\u6309\u4f4d\u4e0e\u64cd\u4f5c\u3002<\/li>\n<li><code>or<\/code>: \u5bf9\u4e24\u4e2a\u6570\u8fdb\u884c\u6309\u4f4d\u6216\u64cd\u4f5c\u3002<\/li>\n<li><code>xor<\/code>: \u5bf9\u4e24\u4e2a\u6570\u8fdb\u884c\u6309\u4f4d\u5f02\u6216\u64cd\u4f5c\u3002<\/li>\n<li><code>not<\/code>: \u5bf9\u4e00\u4e2a\u6570\u8fdb\u884c\u6309\u4f4d\u53d6\u53cd\u64cd\u4f5c\u3002<\/li>\n<li><code>shl<\/code>: \u5c06\u4e00\u4e2a\u6570\u5de6\u79fb\u6307\u5b9a\u7684\u4f4d\u6570\u3002<\/li>\n<li><code>shr<\/code>: \u5c06\u4e00\u4e2a\u6570\u53f3\u79fb\u6307\u5b9a\u7684\u4f4d\u6570\u3002<\/li>\n<li><code>inc<\/code>: \u5c06\u4e00\u4e2a\u6570\u52a0 1\u3002<\/li>\n<li><code>dec<\/code>: \u5c06\u4e00\u4e2a\u6570\u51cf 1\u3002<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u5f53\u4f7f\u7528 riscv32-unknown-elf-gcc -S \u547d\u4ee4\u65f6\uff0c\u4f1a\u5c06 C \u8bed\u8a00\u6e90\u4ee3\u7801\u8f6c\u6362\u6210 R [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[72],"class_list":["post-1276","post","type-post","status-publish","format-standard","hentry","category-learn","tag-riscv"],"_links":{"self":[{"href":"https:\/\/lyvba.com\/index.php\/wp-json\/wp\/v2\/posts\/1276","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lyvba.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lyvba.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lyvba.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/lyvba.com\/index.php\/wp-json\/wp\/v2\/comments?post=1276"}],"version-history":[{"count":0,"href":"https:\/\/lyvba.com\/index.php\/wp-json\/wp\/v2\/posts\/1276\/revisions"}],"wp:attachment":[{"href":"https:\/\/lyvba.com\/index.php\/wp-json\/wp\/v2\/media?parent=1276"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lyvba.com\/index.php\/wp-json\/wp\/v2\/categories?post=1276"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lyvba.com\/index.php\/wp-json\/wp\/v2\/tags?post=1276"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}