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Diff for /src/sys/arch/i386/i386/locore.S between version 1.145.6.2 and 1.150

version 1.145.6.2, 2017/09/09 17:29:40 version 1.150, 2017/08/10 14:13:45
Line 130 
Line 130 
 #include <machine/asm.h>  #include <machine/asm.h>
 __KERNEL_RCSID(0, "$NetBSD$");  __KERNEL_RCSID(0, "$NetBSD$");
   
 #include "opt_compat_oldboot.h"  
 #include "opt_copy_symtab.h"  #include "opt_copy_symtab.h"
 #include "opt_ddb.h"  #include "opt_ddb.h"
 #include "opt_modular.h"  #include "opt_modular.h"
Line 1315  IDTVEC(syscall)
Line 1314  IDTVEC(syscall)
         jmp     .Lsyscall_checkast      /* re-check ASTs */          jmp     .Lsyscall_checkast      /* re-check ASTs */
 IDTVEC_END(syscall)  IDTVEC_END(syscall)
   
 IDTVEC(svr4_fasttrap)  
         pushl   $2              /* size of instruction for restart */  
         pushl   $T_ASTFLT       /* trap # for doing ASTs */  
         INTRENTRY  
         STI(%eax)  
         pushl   $RW_READER  
         pushl   $_C_LABEL(svr4_fasttrap_lock)  
         call    _C_LABEL(rw_enter)  
         addl    $8,%esp  
         call    *_C_LABEL(svr4_fasttrap_vec)  
         pushl   $_C_LABEL(svr4_fasttrap_lock)  
         call    _C_LABEL(rw_exit)  
         addl    $4,%esp  
 2:      /* Check for ASTs on exit to user mode. */  
         cli  
         CHECK_ASTPENDING(%eax)  
         je      1f  
         /* Always returning to user mode here. */  
         CLEAR_ASTPENDING(%eax)  
         sti  
         /* Pushed T_ASTFLT into tf_trapno on entry. */  
         pushl   %esp  
         call    _C_LABEL(trap)  
         addl    $4,%esp  
         jmp     2b  
 1:      CHECK_DEFERRED_SWITCH  
         jnz     9f  
         INTRFASTEXIT  
 9:      sti  
         call    _C_LABEL(pmap_load)  
         cli  
         jmp     2b  
   
 /*  /*
  * int npx586bug1(int a, int b)   * int npx586bug1(int a, int b)
  * Used when checking for the FDIV bug on first generations pentiums.   * Used when checking for the FDIV bug on first generations pentiums.
Legend:
Removed from v.1.145.6.2  
changed lines
  Added in v.1.150
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