[project @ 2003-03-17 14:47:47 by simonmar]

[ghc-hetmet.git] / ghc / rts / PrimOps.hc

diff --git a/ghc/rts/PrimOps.hc b/ghc/rts/PrimOps.hc
index e4ef7e7..e5d286d 100644 (file)
--- a/ghc/rts/PrimOps.hc
+++ b/ghc/rts/PrimOps.hc
@@ -1,5 +1,5 @@
 /* -----------------------------------------------------------------------------
- * $Id: PrimOps.hc,v 1.103 2002/12/11 15:36:45 simonmar Exp $
+ * $Id: PrimOps.hc,v 1.105 2003/02/22 04:51:51 sof Exp $
  *
  * (c) The GHC Team, 1998-2002
  *
@@ -19,8 +19,11 @@
 #include "BlockAlloc.h" /* tmp */
 #include "StablePriv.h"
 #include "StgRun.h"
-#include "Itimer.h"
+#include "Timer.h"      /* TICK_MILLISECS */
 #include "Prelude.h"
+#ifndef mingw32_TARGET_OS
+#include "Itimer.h"    /* getourtimeofday() */
+#endif
 
 #ifdef HAVE_SYS_TYPES_H
 # include <sys/types.h>
@@ -28,6 +31,11 @@
 
 #include <stdlib.h>
 
+#ifdef mingw32_TARGET_OS
+#include <windows.h>
+#include "win32/AsyncIO.h"
+#endif
+
 /* ** temporary **
 
    classes CCallable and CReturnable don't really exist, but the
@@ -1597,15 +1605,29 @@ FN_(waitWritezh_fast)
 
 FN_(delayzh_fast)
 {
+#ifdef mingw32_TARGET_OS
+  StgAsyncIOResult* ares;
+  unsigned int reqID;
+#else
   StgTSO *t, *prev;
   nat target;
+#endif
   FB_
     /* args: R1.i */
     ASSERT(CurrentTSO->why_blocked == NotBlocked);
     CurrentTSO->why_blocked = BlockedOnDelay;
 
     ACQUIRE_LOCK(&sched_mutex);
-
+#ifdef mingw32_TARGET_OS
+    /* could probably allocate this on the heap instead */
+    ares = (StgAsyncIOResult*)RET_STGCALL2(P_,stgMallocBytes,sizeof(StgAsyncIOResult), "asyncWritezh_fast");
+    reqID = RET_STGCALL1(W_,addDelayRequest,R1.i);
+    ares->reqID   = reqID;
+    ares->len     = 0;
+    ares->errCode = 0;
+    CurrentTSO->block_info.async_result = ares;
+    APPEND_TO_BLOCKED_QUEUE(CurrentTSO);
+#else
     target = (R1.i / (TICK_MILLISECS*1000)) + getourtimeofday();
     CurrentTSO->block_info.target = target;
 
@@ -1623,9 +1645,54 @@ FN_(delayzh_fast)
     } else {
        prev->link = CurrentTSO;
     }
-
+#endif
     RELEASE_LOCK(&sched_mutex);
     JMP_(stg_block_noregs);
   FE_
 }
 
+#ifdef mingw32_TARGET_OS
+FN_(asyncReadzh_fast)
+{
+  StgAsyncIOResult* ares;
+  unsigned int reqID;
+  FB_
+    /* args: R1.i = fd, R2.i = isSock, R3.i = len, R4.p = buf */
+    ASSERT(CurrentTSO->why_blocked == NotBlocked);
+    CurrentTSO->why_blocked = BlockedOnRead;
+    ACQUIRE_LOCK(&sched_mutex);
+    /* could probably allocate this on the heap instead */
+    ares = (StgAsyncIOResult*)RET_STGCALL2(P_,stgMallocBytes,sizeof(StgAsyncIOResult), "asyncWritezh_fast");
+    reqID = RET_STGCALL5(W_,addIORequest,R1.i,FALSE,R2.i,R3.i,(char*)R4.p);
+    ares->reqID   = reqID;
+    ares->len     = 0;
+    ares->errCode = 0;
+    CurrentTSO->block_info.async_result = ares;
+    APPEND_TO_BLOCKED_QUEUE(CurrentTSO);
+    RELEASE_LOCK(&sched_mutex);
+    JMP_(stg_block_async);
+  FE_
+}
+
+FN_(asyncWritezh_fast)
+{
+  StgAsyncIOResult* ares;
+  unsigned int reqID;
+  FB_
+    /* args: R1.i */
+    /* args: R1.i = fd, R2.i = isSock, R3.i = len, R4.p = buf */
+    ASSERT(CurrentTSO->why_blocked == NotBlocked);
+    CurrentTSO->why_blocked = BlockedOnWrite;
+    ACQUIRE_LOCK(&sched_mutex);
+    ares = (StgAsyncIOResult*)RET_STGCALL2(P_,stgMallocBytes,sizeof(StgAsyncIOResult), "asyncWritezh_fast");
+    reqID = RET_STGCALL5(W_,addIORequest,R1.i,TRUE,R2.i,R3.i,(char*)R4.p);
+    ares->reqID   = reqID;
+    ares->len     = 0;
+    ares->errCode = 0;
+    CurrentTSO->block_info.async_result = ares;
+    APPEND_TO_BLOCKED_QUEUE(CurrentTSO);
+    RELEASE_LOCK(&sched_mutex);
+    JMP_(stg_block_async);
+  FE_
+}
+#endif