Formatting

1 files changed, 83 insertions, 21 deletions

diff --git a/stdlib/main.asm b/stdlib/main.asm
index efa7ba0..61a6fac 100644
--- a/stdlib/main.asm
+++ b/stdlib/main.asm
@@ -14,37 +14,99 @@ name:
   dq value
 }
 
+macro push8 value {
+  sub rsp, 1
+  mov [rsp], value
+}
+
+macro push16 value {
+  mov ax, value
+  push ax
+}
+
+macro push32 value {
+  mov eax, value
+  push eax
+}
+
+macro push64 value {
+  mov rax, value
+  push rax
+}
+
+macro funBegin name {
+  name#^var_size = 0
+}
+
+macro funDefVar name, var_name, size {
+  name#^var_size = name#^var_size + size
+  name#^#var_name#^pos = name#^var_size
+}
+
+macro funEntry name {
+name:
+  if name#^var_size <> 0
+    push rbp
+    mov rbp, rsp
+    sub rsp, name#^var_size
+  end if
+}
+
+macro funEnd name {
+  if name#^var_size <> 0
+    add rsp, name#^var_size
+    pop rbp
+  end if
+  ret
+}
+
+macro funCallBegin id {
+  n^#id#^param_size = 0
+}
+
+macro funCallParam id, value, size {
+  push#size value
+  n^#id#^param_size = n^#id#^param_size + size
+}
+
+macro funCall id, name {
+  call name
+  if n^#id#^param_size <> 0
+    add rsp, n^#id#^param_size
+  end if
+}
+
 segment readable executable
 entry _start
 
 ; rdi = the number
 print_u64:
-mov rcx, rsp
-mov rax, rdi
-mov rbx, 10
+  mov rcx, rsp
+  mov rax, rdi
+  mov rbx, 10
 
 .L:
-xor rdx, rdx
-div rbx
-add dl, '0'
-dec rcx
-mov [rcx],dl
-cmp rax, 0
-jnz .L
+  xor rdx, rdx
+  div rbx
+  add dl, '0'
+  dec rcx
+  mov [rcx],dl
+  cmp rax, 0
+  jnz .L
 
-mov rax, SYS_write
-mov rdi, STDOUT
-mov rsi, rcx
+  mov rax, SYS_write
+  mov rdi, STDOUT
+  mov rsi, rcx
 
-mov rdx, rsp
-sub rdx, rcx
+  mov rdx, rsp
+  sub rdx, rcx
 
-syscall
-ret
+  syscall
+  ret
 
 _start:
-call main
-mov rax, SYS_exit
-xor rdi,rdi
-syscall
+  call main
+  mov rax, SYS_exit
+  xor rdi,rdi
+  syscall