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* ppc-instructions (Disabled_Exponent_Underflow): Increment

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the exponent when denormalizing.
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Geoffrey Keating 2000-03-25 18:45:41 +00:00
parent 1c689132b1
commit 9ff590a53b
2 changed files with 6 additions and 1 deletions
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5
sim/ppc/ChangeLog
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@ -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.

2
sim/ppc/ppc-instructions
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@ -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));
}