diff --git a/target/arm/helper-a64.c b/target/arm/helper-a64.c
index 8682630ff6..030821489b 100644
--- a/target/arm/helper-a64.c
+++ b/target/arm/helper-a64.c
@@ -234,17 +234,6 @@ uint64_t HELPER(neon_cgt_f64)(float64 a, float64 b, void *fpstp)
  * versions, these do a fully fused multiply-add or
  * multiply-add-and-halve.
  */
-#define float16_two make_float16(0x4000)
-#define float16_three make_float16(0x4200)
-#define float16_one_point_five make_float16(0x3e00)
-
-#define float32_two make_float32(0x40000000)
-#define float32_three make_float32(0x40400000)
-#define float32_one_point_five make_float32(0x3fc00000)
-
-#define float64_two make_float64(0x4000000000000000ULL)
-#define float64_three make_float64(0x4008000000000000ULL)
-#define float64_one_point_five make_float64(0x3FF8000000000000ULL)
 
 uint32_t HELPER(recpsf_f16)(uint32_t a, uint32_t b, void *fpstp)
 {
diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c
index 15ad6c7d32..e4cd6b6251 100644
--- a/target/arm/translate-sve.c
+++ b/target/arm/translate-sve.c
@@ -3803,10 +3803,6 @@ static bool trans_##NAME##_zpzi(DisasContext *s, arg_rpri_esz *a)         \
     return true;                                                          \
 }
 
-#define float16_two  make_float16(0x4000)
-#define float32_two  make_float32(0x40000000)
-#define float64_two  make_float64(0x4000000000000000ULL)
-
 DO_FP_IMM(FADD, fadds, half, one)
 DO_FP_IMM(FSUB, fsubs, half, one)
 DO_FP_IMM(FMUL, fmuls, half, two)
diff --git a/target/arm/vfp_helper.c b/target/arm/vfp_helper.c
index 64266ece62..02ab8d7f2d 100644
--- a/target/arm/vfp_helper.c
+++ b/target/arm/vfp_helper.c
@@ -582,10 +582,6 @@ uint32_t HELPER(vfp_fcvt_f64_to_f16)(float64 a, void *fpstp, uint32_t ahp_mode)
     return r;
 }
 
-#define float32_two make_float32(0x40000000)
-#define float32_three make_float32(0x40400000)
-#define float32_one_point_five make_float32(0x3fc00000)
-
 float32 HELPER(recps_f32)(CPUARMState *env, float32 a, float32 b)
 {
     float_status *s = &env->vfp.standard_fp_status;