Changeset 2293 in kBuild for trunk/src/kash/shforkA-win.asm

Timestamp:

Feb 28, 2009 7:25:12 AM (16 years ago)

Author:

bird

Message:

kash: forking on windows (almost there).

File:

• trunk/src/kash/shforkA-win.asm (modified) (5 diffs)

trunk/src/kash/shforkA-win.asm

@@ -32 +32 @@
  %define NAME(name) _ %+ name
 %endif
+
+;; The stack size. This is also defined in shfork-win.c.
+%define SHFORK_STACK_SIZE (1*1024*1024)
 
 
@@ -108 +111 @@
         mov     [gs:08h], rax
 .below:
-        lea     r9, [rax - 1*1024*1024]
+        lea     r9, [rax - SHFORK_STACK_SIZE]
         cmp     r9, r11
         ja      .above
@@ -132 +135 @@
         mov     [fs:04h], rax
 .below:
-        lea     edx, [eax - 1*1024*1024]
+        lea     edx, [eax - SHFORK_STACK_SIZE]
         cmp     edx, ecx
         ja      .above
@@ -175 +178 @@
 ;;
 ; sh_fork() worker
+;
+; @returns      See fork().
+; @param        psh
 ;
 NAME(shfork_do_it):
@@ -230 +236 @@
         ;
 %ifdef KBUILD_ARCH_AMD64
-        mov     rcx, rsp
-%else
-        mov     ecx, esp
+        ;mov     rcx, rcx               ; psh
+        mov     rdx, rsp                ; stack_ptr
+        sub     rsp, 20h
+        call    NAME(shfork_body)
+        lea     rsp, [rsp + 20h]
+%else
+        mov     edx, esp
+        mov     ecx, [ebp + 8h]         ; psh
         sub     esp, 20h
-        mov     [esp], ecx
-%endif
+        mov     [esp    ], edx
+        mov     [esp + 4], ecx          ; stack_ptr
         call    NAME(shfork_body)
-%ifdef KBUILD_ARCH_AMD64
         lea     esp, [esp + 20h]
 %endif