Treat infinities like normal numbers for purposes of comparisons

This commit is contained in:
Michael Meissner 1997-05-17 02:28:11 +00:00
parent 248c1fb830
commit 63aa80ff51
2 changed files with 11 additions and 6 deletions

View File

@ -1,3 +1,8 @@
Fri May 16 22:26:43 1997 Michael Meissner <meissner@cygnus.com>
* sim-fpu.c (sim_fpu_is_{eq,ne,lt,le,gt,ge}): Compare Infinities
just like normal numbers as per IEEE rules.
Wed May 14 21:20:38 1997 Bob Manson <manson@charmed.cygnus.com>
* callback.c (os_close): Mark the descriptor as being

View File

@ -713,7 +713,7 @@ sim_fpu_is_lt (sim_fpu l,
{
sim_ufpu tl = fpu2ufpu (&l);
sim_ufpu tr = fpu2ufpu (&r);
if (is_ufpu_number (&tl) && is_ufpu_number (&tr))
if (!is_ufpu_nan (&tl) && !is_ufpu_nan (&tr))
return (l.val.d < r.val.d);
else
return 0;
@ -725,7 +725,7 @@ sim_fpu_is_le (sim_fpu l,
{
sim_ufpu tl = fpu2ufpu (&l);
sim_ufpu tr = fpu2ufpu (&r);
if (is_ufpu_number (&tl) && is_ufpu_number (&tr))
if (!is_ufpu_nan (&tl) && !is_ufpu_nan (&tr))
return (l.val.d <= r.val.d);
else
return 0;
@ -737,7 +737,7 @@ sim_fpu_is_eq (sim_fpu l,
{
sim_ufpu tl = fpu2ufpu (&l);
sim_ufpu tr = fpu2ufpu (&r);
if (is_ufpu_number (&tl) && is_ufpu_number (&tr))
if (!is_ufpu_nan (&tl) && !is_ufpu_nan (&tr))
return (l.val.d == r.val.d);
else
return 0;
@ -749,7 +749,7 @@ sim_fpu_is_ne (sim_fpu l,
{
sim_ufpu tl = fpu2ufpu (&l);
sim_ufpu tr = fpu2ufpu (&r);
if (is_ufpu_number (&tl) && is_ufpu_number (&tr))
if (!is_ufpu_nan (&tl) && !is_ufpu_nan (&tr))
return (l.val.d != r.val.d);
else
return 0;
@ -761,7 +761,7 @@ sim_fpu_is_ge (sim_fpu l,
{
sim_ufpu tl = fpu2ufpu (&l);
sim_ufpu tr = fpu2ufpu (&r);
if (is_ufpu_number (&tl) && is_ufpu_number (&tr))
if (!is_ufpu_nan (&tl) && !is_ufpu_nan (&tr))
return (l.val.d >= r.val.d);
else
return 0;
@ -773,7 +773,7 @@ sim_fpu_is_gt (sim_fpu l,
{
sim_ufpu tl = fpu2ufpu (&l);
sim_ufpu tr = fpu2ufpu (&r);
if (is_ufpu_number (&tl) && is_ufpu_number (&tr))
if (!is_ufpu_nan (&tl) && !is_ufpu_nan (&tr))
return (l.val.d > r.val.d);
else
return 0;