diff mbox series

[v1,2/6] fp-bench: remove wrong exponent raise in fill_random

Message ID 20190108162154.22259-3-alex.bennee@linaro.org
State Superseded
Headers show
Series current fpu/next queue | expand

Commit Message

Alex Bennée Jan. 8, 2019, 4:21 p.m. UTC 
From: "Emilio G. Cota" <cota@braap.org>


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>

---
 tests/fp/fp-bench.c | 4 ----
 1 file changed, 4 deletions(-)

-- 
2.17.1
diff mbox series

Patch

diff --git a/tests/fp/fp-bench.c b/tests/fp/fp-bench.c
index 546bac9c9c..4ba5e1d2d4 100644
--- a/tests/fp/fp-bench.c
+++ b/tests/fp/fp-bench.c
@@ -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();