[Bug target/91060] [10 regression] gcc.c-torture/execute/scal-to-vec1.c fails on armeb-none-linux-gnueabihf since r272843

[clyon at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91060

--- Comment #13 from Christophe Lyon <clyon at gcc dot gnu.org> ---
Indeed, this seems to work:

diff --git a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c
index 820502a..4f69122 100644
--- a/gcc/config/arm/arm.c
+++ b/gcc/config/arm/arm.c
@@ -12471,7 +12471,7 @@ neon_expand_vector_init (rtx target, rtx vals)
   if (n_var == 1)
     {
       rtx copy = copy_rtx (vals);
-      rtx index = GEN_INT (one_var);
+      rtx index = GEN_INT (1 << one_var);

       /* Load constant part of vector, substitute neighboring value for
         varying element.  */
@@ -12483,31 +12483,40 @@ neon_expand_vector_init (rtx target, rtx vals)
       switch (mode)
        {
        case E_V8QImode:
-         emit_insn (gen_neon_vset_lanev8qi (target, x, target, index));
+         emit_insn (gen_vec_setv8qi_internal (target, x, index, target));
          break;
        case E_V16QImode:
-         emit_insn (gen_neon_vset_lanev16qi (target, x, target, index));
+         emit_insn (gen_vec_setv16qi_internal (target, x, index, target));
          break;
        case E_V4HImode:
-         emit_insn (gen_neon_vset_lanev4hi (target, x, target, index));
+         emit_insn (gen_vec_setv4hi_internal (target, x, index, target));
          break;
        case E_V8HImode:
-         emit_insn (gen_neon_vset_lanev8hi (target, x, target, index));
+         emit_insn (gen_vec_setv8hi_internal (target, x, index, target));
          break;
        case E_V2SImode:
-         emit_insn (gen_neon_vset_lanev2si (target, x, target, index));
+         emit_insn (gen_vec_setv2si_internal (target, x, index, target));
          break;
        case E_V4SImode:
-         emit_insn (gen_neon_vset_lanev4si (target, x, target, index));
+         emit_insn (gen_vec_setv4si_internal (target, x, index, target));
          break;
        case E_V2SFmode:
-         emit_insn (gen_neon_vset_lanev2sf (target, x, target, index));
+         emit_insn (gen_vec_setv2sf_internal (target, x, index, target));
          break;
        case E_V4SFmode:
-         emit_insn (gen_neon_vset_lanev4sf (target, x, target, index));
+         emit_insn (gen_vec_setv4sf_internal (target, x, index, target));
          break;
        case E_V2DImode:
-         emit_insn (gen_neon_vset_lanev2di (target, x, target, index));
+         emit_insn (gen_vec_setv2di_internal (target, x, index, target));
          break;