aboutsummaryrefslogtreecommitdiff
path: root/sim/ppc
diff options
context:
space:
mode:
Diffstat (limited to 'sim/ppc')
-rw-r--r--sim/ppc/ChangeLog5
-rw-r--r--sim/ppc/ppc-instructions2
2 files changed, 6 insertions, 1 deletions
diff --git a/sim/ppc/ChangeLog b/sim/ppc/ChangeLog
index 2b324d5..65ff71e 100644
--- a/sim/ppc/ChangeLog
+++ b/sim/ppc/ChangeLog
@@ -1,3 +1,8 @@
+2000-03-25 Geoff Keating <geoffk@cygnus.com>
+
+ * ppc-instructions (Disabled_Exponent_Underflow): Increment
+ the exponent when denormalizing.
+
Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
* configure: Regenerated to track ../common/aclocal.m4 changes.
diff --git a/sim/ppc/ppc-instructions b/sim/ppc/ppc-instructions
index cfbac64..b9a3287 100644
--- a/sim/ppc/ppc-instructions
+++ b/sim/ppc/ppc-instructions
@@ -4282,7 +4282,7 @@ void::function::invalid_zero_divide_operation:cpu *processor, unsigned_word cia,
}
/* G|R|X == zero from above */
while (exp < -126) {
- exp = exp - 1;
+ exp = exp + 1;
frac_grx = (INSERTED64(EXTRACTED64(frac_grx, 0, 54), 1, 55)
| MASKED64(frac_grx, 55, 55));
}