about summary refs log tree commit diff
path: root/sysdeps/aarch64/fpu/sinf_advsimd.c
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/aarch64/fpu/sinf_advsimd.c')
-rw-r--r--sysdeps/aarch64/fpu/sinf_advsimd.c7
1 files changed, 1 insertions, 6 deletions
diff --git a/sysdeps/aarch64/fpu/sinf_advsimd.c b/sysdeps/aarch64/fpu/sinf_advsimd.c
index b67d37f2fd..0e78cf55f0 100644
--- a/sysdeps/aarch64/fpu/sinf_advsimd.c
+++ b/sysdeps/aarch64/fpu/sinf_advsimd.c
@@ -56,7 +56,7 @@ float32x4_t VPCS_ATTR V_NAME_F1 (sin) (float32x4_t x)
 {
   const struct data *d = ptr_barrier (&data);
   float32x4_t n, r, r2, y;
-  uint32x4_t odd, cmp, eqz;
+  uint32x4_t odd, cmp;
 
 #if WANT_SIMD_EXCEPT
   uint32x4_t ir = vreinterpretq_u32_f32 (vabsq_f32 (x));
@@ -70,7 +70,6 @@ float32x4_t VPCS_ATTR V_NAME_F1 (sin) (float32x4_t x)
   cmp = vcageq_f32 (d->range_val, x);
   cmp = vceqzq_u32 (cmp); /* cmp = ~cmp.  */
 #endif
-  eqz = vceqzq_f32 (x);
 
   /* n = rint(|x|/pi) */
   n = vfmaq_f32 (d->shift, d->inv_pi, r);
@@ -89,10 +88,6 @@ float32x4_t VPCS_ATTR V_NAME_F1 (sin) (float32x4_t x)
   y = vfmaq_f32 (C (0), y, r2);
   y = vfmaq_f32 (r, vmulq_f32 (y, r2), r);
 
-  /* Sign of 0 is discarded by polynomial, so copy it back here.  */
-  if (__glibc_unlikely (v_any_u32 (eqz)))
-    y = vbslq_f32 (eqz, x, y);
-
   if (__glibc_unlikely (v_any_u32 (cmp)))
     return special_case (x, y, odd, cmp);
   return vreinterpretq_f32_u32 (veorq_u32 (vreinterpretq_u32_f32 (y), odd));