diff options
Diffstat (limited to 'gcc/config/arm/neon-testgen.ml')
| -rw-r--r-- | gcc/config/arm/neon-testgen.ml | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/gcc/config/arm/neon-testgen.ml b/gcc/config/arm/neon-testgen.ml index f1c431a3841..be86386cbf0 100644 --- a/gcc/config/arm/neon-testgen.ml +++ b/gcc/config/arm/neon-testgen.ml @@ -1,5 +1,5 @@ (* Auto-generate ARM Neon intrinsics tests. - Copyright (C) 2006, 2007 Free Software Foundation, Inc. + Copyright (C) 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc. Contributed by CodeSourcery. This file is part of GCC. @@ -58,7 +58,7 @@ let emit_prologue chan test_name = (* Emit declarations of local variables that are going to be passed to an intrinsic, together with one to take a returned value if needed. *) -let emit_automatics chan c_types = +let emit_automatics chan c_types features = let emit () = ignore ( List.fold_left (fun arg_number -> fun (flags, ty) -> @@ -75,11 +75,17 @@ let emit_automatics chan c_types = in match c_types with (_, return_ty) :: tys -> - if return_ty <> "void" then - (* The intrinsic returns a value. *) - (Printf.fprintf chan " %s out_%s;\n" return_ty return_ty; - emit ()) - else + if return_ty <> "void" then begin + (* The intrinsic returns a value. We need to do explict register + allocation for vget_low tests or they fail because of copy + elimination. *) + ((if List.mem Fixed_return_reg features then + Printf.fprintf chan " register %s out_%s asm (\"d18\");\n" + return_ty return_ty + else + Printf.fprintf chan " %s out_%s;\n" return_ty return_ty); + emit ()) + end else (* The intrinsic does not return a value. *) emit () | _ -> assert false @@ -257,7 +263,7 @@ let test_intrinsic dir opcode features shape name munge elt_ty = (* Emit file and function prologues. *) emit_prologue chan test_name; (* Emit local variable declarations. *) - emit_automatics chan c_types; + emit_automatics chan c_types features; Printf.fprintf chan "\n"; (* Emit the call to the intrinsic. *) emit_call chan const_valuator c_types name elt_ty; |