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fp-bench: remove wrong exponent raise in fill_random 

At this point random_ops[] only contains normals, so there's
no need to do anything to them. In fact, raising the exponent
here can make the output !normal, which is precisely
what the comment says we want to avoid.

Signed-off-by: Emilio G. Cota <cota@braap.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
This commit is contained in:
Emilio G. Cota 2018-12-21 14:52:00 -05:00 committed by Alex Bennée
parent 446cfb0d34
commit 392a8adc41
1 changed files with 0 additions and 4 deletions
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4
tests/fp/fp-bench.c
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@ -176,8 +176,6 @@ static void fill_random(union fp *ops, int n_ops, enum precision prec,
if (no_neg && float32_is_neg(ops[i].f32)) {
ops[i].f32 = float32_chs(ops[i].f32);
}
/* raise the exponent to limit the frequency of denormal results */
ops[i].f32 |= 0x40000000;
break;
case PREC_DOUBLE:
case PREC_FLOAT64:
@ -185,8 +183,6 @@ static void fill_random(union fp *ops, int n_ops, enum precision prec,
if (no_neg && float64_is_neg(ops[i].f64)) {
ops[i].f64 = float64_chs(ops[i].f64);
}
/* raise the exponent to limit the frequency of denormal results */
ops[i].f64 |= LIT64(0x4000000000000000);
break;
default:
g_assert_not_reached();