paiza.ioでelixir その273

概要

paiza.ioでelixirやってみた。
コンパイラ、見つけたのでやってみた。
codegenやってみた。

参考にしたページ

投入したコード

[
  "top_stmts",
  [
    "func",
    "main",
    [
    ],
    [
      [
        "var",
        "a",
        1
      ],
      [
        "while",
        [
          "==",
          2,
          3
        ],
        [
          [
            "set",
            "a",
            [
              "+",
              "a",
              4
            ]
          ],
          [
            "set",
            "a",
            [
              "+",
              "a",
              5
            ]
          ]
        ]
      ]
    ]
  ]
]

実行結果

call main
  exit
label main
  push bp
  mov bp sp
  add sp -1
  mov reg_a 1
  mov [bp:-1] reg_a
label while_1
  mov reg_a 2
  push reg_a
  mov reg_a 3
  push reg_a
  pop reg_b
  pop reg_a
  compare
  jump_eq then_2
  mov reg_a 0
  jump end_eq_2
label then_2
  mov reg_a 1
label end_eq_2
  mov reg_b 0
  compare
  jump_eq end_while_1
  mov reg_a [bp:-1]
  push reg_a
  mov reg_a 4
  push reg_a
  pop reg_b
  pop reg_a
  add reg_a reg_b
  mov [bp:-1] reg_a
  mov reg_a [bp:-1]
  push reg_a
  mov reg_a 5
  push reg_a
  pop reg_b
  pop reg_a
  add reg_a reg_b
  mov [bp:-1] reg_a
  jump while_1
label end_while_1
  mov sp bp
  pop bp
  ret

#>builtins

label set_vram
  push bp
  mov bp sp
  set_vram [bp:2] [bp:3]
  mov sp bp
  pop bp
  ret

label get_vram
  push bp
  mov bp sp
  get_vram [bp:2] reg_a
  mov sp bp
  pop bp
  ret
#<builtins

成果物

以上。