These two constants will be used by helper functions such as recpe_f32
and rsqrte_f32.
Signed-off-by: Christophe Lyon <christophe.l...@st.com>
---
target-arm/helper.c | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/target-arm/helper.c b/target-arm/helper.c
index 7f63a28..30c1809 100644
--- a/target-arm/helper.c
+++ b/target-arm/helper.c
@@ -2687,6 +2687,11 @@ float32 HELPER(rsqrts_f32)(float32 a, float32 b,
CPUState *env)
/* NEON helpers. */
+/* Constants 256 and 512 are used in some helpers; we avoid relying on
+ * int->float conversions at run-time. */
+#define float64_256 make_float64(0x4070000000000000LL)
+#define float64_512 make_float64(0x4080000000000000LL)
+
/* TODO: The architecture specifies the value that the estimate functions
should return. We return the exact reciprocal/root instead. */
float32 HELPER(recpe_f32)(float32 a, CPUState *env)
--
1.7.2.3
