[gcc(refs/users/meissner/heads/work174)] Use const HOST_WIDE_INT for arch masks.

[Michael Meissner via Gcc-cvs]

https://gcc.gnu.org/g:a66ceb34e3df733362f3ee4b56bb504ff5e2a81c

commit a66ceb34e3df733362f3ee4b56bb504ff5e2a81c
Author: Michael Meissner <meiss...@linux.ibm.com>
Date:   Tue Jul 30 18:23:14 2024 -0400

    Use const HOST_WIDE_INT for arch masks.
    
    2024-07-30  Michael Meissner  <meiss...@linux.ibm.com>
    
            * config/rs6000/rs6000-opts.h (ARCH_MASK_*): Encode the masks as 
const
            HOST_WIDE_INT and not as an enumeratio.

Diff:
---
 gcc/config/rs6000/rs6000-opts.h | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/gcc/config/rs6000/rs6000-opts.h b/gcc/config/rs6000/rs6000-opts.h
index 9a52a1d4b147..c7764e66cd03 100644
--- a/gcc/config/rs6000/rs6000-opts.h
+++ b/gcc/config/rs6000/rs6000-opts.h
@@ -80,15 +80,14 @@ enum {
   ARCH_ENUM_LAST
 };
 
-/* Create an architecture mask for the newer architectures (power7 and
+/* Create an architecture mask for the newer architectures (power6 and
    up)..  */
 #undef  ARCH_EXPAND
-#define ARCH_EXPAND(PROC, NAME)        ARCH_MASK_ ## PROC = 1 << ARCH_ENUM_ ## 
PROC,
+#define ARCH_EXPAND(PROC, NAME)                                                
\
+  static const HOST_WIDE_INT ARCH_MASK_ ## PROC                                
\
+    = HOST_WIDE_INT_1 << ARCH_ENUM_ ## PROC;
 
-enum {
 #include "rs6000-arch.def"
-  ARCH_MASK_ZERO       = 0
-};
 
 #undef ARCH_EXPAND