[gcc r11-9649] Revert __SIZEOF__IBM128__ and __SIZEOF_FLOAT128__ patch.

[gcc r11-9649] Revert __SIZEOF__IBM128__ and __SIZEOF_FLOAT128__ patch.

[Michael Meissner]

https://gcc.gnu.org/g:6f581f90e3757392a510f11279e2daf5fcfdefa8

commit r11-9649-g6f581f90e3757392a510f11279e2daf5fcfdefa8
Author: Michael Meissner <meissner@linux.ibm.com>
Date:   Fri Mar 11 18:41:20 2022 -0500

    Revert __SIZEOF__IBM128__ and __SIZEOF_FLOAT128__ patch.
    
    2022-03-05  Michael Meissner  <meissner@the-meissners.org>
    
    gcc/
            PR target/99708
            * config/rs6000/rs6000-c.c: Revert patch from 2022-03-05.
    
    gcc/testsuite/
            PR target/99708
            * gcc.target/powerpc/pr99708.c: Revert patch from 2022-03-05.

Diff:
---
 gcc/config/rs6000/rs6000-c.c               |  6 +-----
 gcc/testsuite/gcc.target/powerpc/pr99708.c | 21 ---------------------
 2 files changed, 1 insertion(+), 26 deletions(-)

diff --git a/gcc/config/rs6000/rs6000-c.c b/gcc/config/rs6000/rs6000-c.c
index 1b9822e806c..afcb5bb6e39 100644
--- a/gcc/config/rs6000/rs6000-c.c
+++ b/gcc/config/rs6000/rs6000-c.c
@@ -623,11 +623,7 @@ rs6000_cpu_cpp_builtins (cpp_reader *pfile)
   if (TARGET_FRSQRTES)
     builtin_define ("__RSQRTEF__");
   if (TARGET_FLOAT128_TYPE)
-      builtin_define ("__FLOAT128_TYPE__");
-  if (ibm128_float_type_node)
-    builtin_define ("__SIZEOF_IBM128__=16");
-  if (ieee128_float_type_node)
-    builtin_define ("__SIZEOF_FLOAT128__=16");
+    builtin_define ("__FLOAT128_TYPE__");
 #ifdef TARGET_LIBC_PROVIDES_HWCAP_IN_TCB
   builtin_define ("__BUILTIN_CPU_SUPPORTS__");
 #endif
diff --git a/gcc/testsuite/gcc.target/powerpc/pr99708.c b/gcc/testsuite/gcc.target/powerpc/pr99708.c
deleted file mode 100644
index d478f7bc4c0..00000000000
--- a/gcc/testsuite/gcc.target/powerpc/pr99708.c
+++ /dev/null
@@ -1,21 +0,0 @@
-/* { dg-do run } */
-/* { require-effective-target ppc_float128_sw } */
-/* { dg-options "-O2 -mvsx -mfloat128" } */
-
-/*
- * PR target/99708
- *
- * Verify that __SIZEOF_FLOAT128__ and __SIZEOF_IBM128__ are properly defined.
- */
-
-#include <stdlib.h>
-
-int main (void)
-{
-  if (__SIZEOF_FLOAT128__ != sizeof (__float128)
-      || __SIZEOF_IBM128__ != sizeof (__ibm128))
-    abort ();
-
-  return 0;
-}
-