[COMMITTED] AArch64: Fix assert in aarch64_move_imm [PR108006]

[Wilco Dijkstra via Gcc-patches]

Ensure we only pass SI/DImode which fixes the assert.

Committed as obvious.

gcc/
        PR target/108006
        * config/aarch64/aarch64.c (aarch64_expand_sve_const_vector):
        Fix call to aarch64_move_imm to use SI/DI.
---

diff --git a/gcc/config/aarch64/aarch64.cc b/gcc/config/aarch64/aarch64.cc
index 
89bf0dff904b6b52b71841aec299541f01884f3d..27a814d862101ce244c52d4863c6158cf549f066
 100644
--- a/gcc/config/aarch64/aarch64.cc
+++ b/gcc/config/aarch64/aarch64.cc
@@ -6513,7 +6513,8 @@ aarch64_expand_sve_const_vector (rtx target, rtx src)
          /* If the integer can be moved into a general register by a
             single instruction, do that and duplicate the result.  */
          if (CONST_INT_P (elt_value)
-             && aarch64_move_imm (INTVAL (elt_value), elt_mode))
+             && aarch64_move_imm (INTVAL (elt_value),
+                                  encoded_bits <= 32 ? SImode : DImode))
            {
              elt_value = force_reg (elt_mode, elt_value);
              return expand_vector_broadcast (mode, elt_value);