Re: pkg/36602: qemu does not compile on NetBSD before 4.0

[Pierre Pronchery <khorben%defora.org@localhost>]

The following reply was made to PR pkg/36602; it has been noted by GNATS.

From: Pierre Pronchery <khorben%defora.org@localhost>
To: gnats-bugs%NetBSD.org@localhost
Cc: 
Subject: Re: pkg/36602: qemu does not compile on NetBSD before 4.0
Date: Wed, 04 Jul 2007 06:13:35 +0200

 This is a multi-part message in MIME format.
 --------------040502010003000302010607
 Content-Type: text/plain; charset=ISO-8859-1
 Content-Transfer-Encoding: 7bit
 
        Hello again,
 
 my quick-and-dirty patch is attached here.
 
 HTH,
 -- 
 khorben
 
 --------------040502010003000302010607
 Content-Type: text/plain;
  name="qemu.diff"
 Content-Transfer-Encoding: 7bit
 Content-Disposition: inline;
  filename="qemu.diff"
 
 --- qemu-0.9.0/fpu/softfloat-native.c  2007-07-04 06:08:04.000000000 +0200
 +++ qemu-0.9.0/fpu/softfloat-native.c.orig     2007-07-04 06:09:20.000000000 
+0200
 @@ -221,66 +221,9 @@
  /*----------------------------------------------------------------------------
  | Software IEC/IEEE double-precision operations.
  
*----------------------------------------------------------------------------*/
 -#include <sys/types.h>
 -
 -static const double huge = 1.0e300;
 -
 -typedef union
 +float64 float64_trunc_to_int( float64 a STATUS_PARAM )
  {
 -      double value;
 -      struct
 -      {
 -              u_int32_t msw;
 -              u_int32_t lsw;
 -      } parts;
 -} ieee_double_shape_type;
 -
 -#define EXTRACT_WORDS(ix0,ix1,d)                                \
 -do {                                                            \
 -  ieee_double_shape_type ew_u;                                  \
 -  ew_u.value = (d);                                             \
 -  (ix0) = ew_u.parts.msw;                                       \
 -  (ix1) = ew_u.parts.lsw;                                       \
 -} while (0)
 -
 -#define INSERT_WORDS(d,ix0,ix1)                                 \
 -do {                                                            \
 -  ieee_double_shape_type iw_u;                                  \
 -  iw_u.parts.msw = (ix0);                                       \
 -  iw_u.parts.lsw = (ix1);                                       \
 -  (d) = iw_u.value;                                             \
 -} while (0)
 -
 -float64 float64_trunc_to_int( float64 x STATUS_PARAM )
 -{
 -      int32_t i0,i1,j0;
 -      uint32_t i;
 -      EXTRACT_WORDS(i0,i1,x);
 -      j0 = ((i0>>20)&0x7ff)-0x3ff;
 -      if(j0<20) {
 -              if(j0<0) {  /* raise inexact if x != 0 */
 -                      if(huge+x>0.0) {/* |x|<1, so return 0*sign(x) */
 -                              i0 &= 0x80000000U;
 -                              i1 = 0;
 -                      }
 -              } else {
 -                      i = (0x000fffff)>>j0;
 -                      if(((i0&i)|i1)==0) return x; /* x is integral */
 -                      if(huge+x>0.0) {        /* raise inexact flag */
 -                              i0 &= (~i); i1=0;
 -                      }
 -              }
 -      } else if (j0>51) {
 -              if(j0==0x400) return x+x;   /* inf or NaN */
 -              else return x;              /* x is integral */
 -      } else {
 -              i = ((u_int32_t)(0xffffffff))>>(j0-20);
 -              if((i1&i)==0) return x;     /* x is integral */
 -              if(huge+x>0.0)              /* raise inexact flag */
 -                      i1 &= (~i);
 -      }
 -      INSERT_WORDS(x,i0,i1);
 -      return x;
 +    return trunc(a);
  }
  
  float64 float64_round_to_int( float64 a STATUS_PARAM )
 
 --------------040502010003000302010607--