[gcc r13-2644] Revert "xtensa: Implement new target hook: TARGET_CONSTANT_OK_FOR_CPROP_P"

[Max Filippov <jcmvbkbc@gcc.gnu.org>]

https://gcc.gnu.org/g:48e40d0b658c0b7989dfbe67468430b532bcbbe9

commit r13-2644-g48e40d0b658c0b7989dfbe67468430b532bcbbe9
Author: Max Filippov <jcmvbkbc@gmail.com>
Date:   Tue Sep 13 04:28:16 2022 -0700

    Revert "xtensa: Implement new target hook: TARGET_CONSTANT_OK_FOR_CPROP_P"
    
    This reverts commit 936efcac733fe49e5ea9e636403e5941f24ff1b3.

Diff:
---
 gcc/config/xtensa/xtensa.cc | 20 +++-----------------
 1 file changed, 3 insertions(+), 17 deletions(-)

diff --git a/gcc/config/xtensa/xtensa.cc b/gcc/config/xtensa/xtensa.cc
index cc1829d4aba..f1b3331ea55 100644
--- a/gcc/config/xtensa/xtensa.cc
+++ b/gcc/config/xtensa/xtensa.cc
@@ -191,7 +191,6 @@ static bool xtensa_can_eliminate (const int from ATTRIBUTE_UNUSED,
 static HOST_WIDE_INT xtensa_starting_frame_offset (void);
 static unsigned HOST_WIDE_INT xtensa_asan_shadow_offset (void);
 static bool xtensa_function_ok_for_sibcall (tree, tree);
-static bool xtensa_constant_ok_for_cprop_p (const_rtx);
 static rtx xtensa_delegitimize_address (rtx);
 
 \f
@@ -346,15 +345,12 @@ static rtx xtensa_delegitimize_address (rtx);
 #undef TARGET_HAVE_SPECULATION_SAFE_VALUE
 #define TARGET_HAVE_SPECULATION_SAFE_VALUE speculation_safe_value_not_needed
 
-#undef TARGET_FUNCTION_OK_FOR_SIBCALL
-#define TARGET_FUNCTION_OK_FOR_SIBCALL xtensa_function_ok_for_sibcall
-
-#undef TARGET_CONSTANT_OK_FOR_CPROP_P
-#define TARGET_CONSTANT_OK_FOR_CPROP_P xtensa_constant_ok_for_cprop_p
-
 #undef TARGET_DELEGITIMIZE_ADDRESS
 #define TARGET_DELEGITIMIZE_ADDRESS xtensa_delegitimize_address
 
+#undef TARGET_FUNCTION_OK_FOR_SIBCALL
+#define TARGET_FUNCTION_OK_FOR_SIBCALL xtensa_function_ok_for_sibcall
+
 struct gcc_target targetm = TARGET_INITIALIZER;
 
 \f
@@ -4987,16 +4983,6 @@ xtensa_function_ok_for_sibcall (tree decl ATTRIBUTE_UNUSED, tree exp ATTRIBUTE_U
   return true;
 }
 
-/* Implement TARGET_CONSTANT_OK_FOR_CPROP_P.  */
-static bool
-xtensa_constant_ok_for_cprop_p (const_rtx x)
-{
-  if (CONST_INT_P (x) && ! xtensa_simm12b (INTVAL (x)))
-    return false;
-
-  return true;
-}
-
 static rtx
 xtensa_delegitimize_address (rtx op)
 {