Changeset 54ca3523 in mainline for arch/ia32/src/interrupt.c

Timestamp:

2005-05-20T17:04:55Z (20 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

0cb0a72

Parents:

c01bd280

Message:

FPU work.
FPU code cleanup, add/fix copyright notices where needed.
Fix PI calculation to use double n instead of int n.
Make FPU test #1 even more stressing.

Re-enable O3 again.
Revert Makefile.config not to compile in any tests.

File:

• arch/ia32/src/interrupt.c (modified) (1 diff)

arch/ia32/src/interrupt.c

@@ -97 +97 @@
 void nm_fault(__u8 n, __u32 stack[])
 {
-
-//      printf("-1\n");        
         reset_TS_flag();
         if ((CPU->fpu_owner)!=NULL) 
         {  
-//              printf("tid:%d \n", THREAD->tid);
-//              printf("owner:%d\n", (CPU->fpu_owner)->tid);
                 fpu_lazy_context_save(&((CPU->fpu_owner)->saved_fpu_context));
-
-//              printf("owner 2\n");
-                (CPU->fpu_owner)->fpu_context_engaged=0; /* Enables migration */
-//              printf("owner 3\n");        
-
+                (CPU->fpu_owner)->fpu_context_engaged=0; /* don't prevent migration */
         }
-//      printf("0\n");
         if(THREAD->fpu_context_exists) fpu_lazy_context_restore(&(THREAD->saved_fpu_context));
         else {fpu_init();THREAD->fpu_context_exists=1;}
-//      printf("1\n");
         CPU->fpu_owner=THREAD;
-//      printf("2\n");
-        
-//      printf("3\n");  
-//      panic("#NM fault\n");
 }