quicksort example, I64.parse, IO.write_file

src/codegen_x86_64.rs

@@ -102,6 +102,7 @@ extern realloc
 extern free
 extern printf
 extern sprintf
+extern strtol
 extern strlen
 extern strcmp
 extern strcat
@@ -113,6 +114,8 @@ extern fopen
 extern fseek
 extern ftell
 extern fread
+extern fwrite
+extern fclose
 extern rewind
 extern system
 extern opendir
@@ -120,156 +123,9 @@ extern readdir
 extern closedir
 extern exit
 extern gettimeofday
-
-String.nth:
-    movzx rax, byte [rdi + rsi]
-    ret
-
-String.set:
-    mov [rdi + rsi], dl
-    ret
-
-OS.time:
-    push rbx
-    sub rsp, 16
-    mov rbx, rsp
-    mov rdi, rbx
-    xor esi, esi
-    call gettimeofday
-    imul rcx, qword [rbx], 1000
-    mov rax, qword [rbx+8]
-    mov esi, 1000
-    cqo
-    idiv rsi
-    add rax, rcx
-    add rsp, 16
-    pop rbx
-    ret
-
-OS.listdir:
-    push r14
-    push rbx
-    push rax
-    mov r14, rdi
-    call Array.new
-    mov rbx, rax
-    mov rdi, r14
-    call opendir
-    mov r14, rax
-.LBB5_1:
-    mov rdi, r14
-    call readdir
-    test rax, rax
-    je .LBB5_7
-    cmp byte [rax+19], 46
-    jne .LBB5_6
-    movzx ecx, byte [rax+20]
-    test ecx, ecx
-    je .LBB5_1
-    cmp ecx, 46
-    jne .LBB5_6
-    cmp byte [rax+21], 0
-    je .LBB5_1
-.LBB5_6:
-    add rax, 19
-    mov rdi, rax
-    call strdup
-    mov rsi, rax
-    mov rdi, rbx
-    call Array.push
-    jmp .LBB5_1
-.LBB5_7:
-    mov rdi, r14
-    call closedir
-    mov rax, rbx
-    add rsp, 8
-    pop rbx
-    pop r14
-    ret
-
-Array.new:
-    mov rdi, 1
-    mov rsi, 24
-    jmp calloc
-
-Array.nth:
-    mov rax, [rdi]
-    mov rax, [rax + rsi*8]
-    ret
-
-Array.push:
-    push r14
-    push rbx
-    push rax
-    mov r14, rsi
-    mov rbx, rdi
-    mov rax, [rdi]
-    mov rcx, [rdi + 16]
-    cmp rcx, [rdi + 8]
-    jne .no_realloc
-    lea rdx, [rcx + rcx]
-    mov rsi, 4
-    test rcx, rcx
-    cmovnz rsi, rdx
-    mov [rbx + 8], rsi
-    shl rsi, 3
-    mov rdi, rax
-    call realloc
-    mov [rbx], rax
-    mov rcx, [rbx + 16]
-.no_realloc:
-    mov [rax + rcx*8], r14
-    inc qword [rbx + 16]
-    add rsp, 8
-    pop rbx
-    pop r14
-    ret
-
-Array.size:
-    mov rax, [rdi + 16]
-    ret
-
-Array.free:
-    push rbx
-    mov rbx, rdi
-    mov rdi, [rdi]
-    call free
-    mov rdi, rbx
-    pop rbx
-    jmp free
-
-Math.isqrt:
-    xor rax, rax
-    mov rcx, 1
-    mov rbx, rdi
-    shl rcx, 62
-.isqrt.1:
-    cmp rcx, 0
-    je .isqrt.5
-    cmp rcx, rbx
-    jbe .isqrt.2
-    shr rcx, 2
-    jmp .isqrt.1
-.isqrt.2:
-    cmp rcx, 0
-    je .isqrt.5
-    mov rdx, rax
-    add rdx, rcx
-    cmp rbx, rdx
-    jb .isqrt.3
-    sub rbx, rdx
-    shr rax, 1
-    add rax, rcx
-    jmp .isqrt.4
-.isqrt.3:
-    shr rax, 1
-.isqrt.4:
-    shr rcx, 2
-    jmp .isqrt.2
-.isqrt.5:
-    ret
 ",
         );
+        emit!(&mut self.output, "{}", include_str!("builtin.s"));
         Ok(())
     }