[gcc(refs/users/meissner/heads/work158-future)] Define _ARCH_PWR_FUTURE if -mcpu=future.

[Michael Meissner]

https://gcc.gnu.org/g:b912fb082cb7fb048b80f963828847bd8ebb031c

commit b912fb082cb7fb048b80f963828847bd8ebb031c
Author: Michael Meissner <meissner@linux.ibm.com>
Date:   Thu Feb 15 15:00:11 2024 -0500

    Define _ARCH_PWR_FUTURE if -mcpu=future.
    
    This patch defines _ARCH_PWR_FUTURE if -mcpu=future was used.
    
    2024-02-15  Michael Meissner  <meissner@linux.ibm.com>
    
    gcc/
    
            * config/rs6000/rs6000-c.cc (rs6000_target_modify_macros): Define
            _ARCH_PWR_FUTURE if -mcpu=future.

Diff:
---
 gcc/config/rs6000/rs6000-c.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/gcc/config/rs6000/rs6000-c.cc b/gcc/config/rs6000/rs6000-c.cc
index ce0b14a8d373..f2fb5bef678c 100644
--- a/gcc/config/rs6000/rs6000-c.cc
+++ b/gcc/config/rs6000/rs6000-c.cc
@@ -447,6 +447,8 @@ rs6000_target_modify_macros (bool define_p, HOST_WIDE_INT flags)
     rs6000_define_or_undefine_macro (define_p, "_ARCH_PWR9");
   if ((flags & OPTION_MASK_POWER10) != 0)
     rs6000_define_or_undefine_macro (define_p, "_ARCH_PWR10");
+  if ((flags & OPTION_MASK_FUTURE) != 0)
+    rs6000_define_or_undefine_macro (define_p, "_ARCH_PWR_FUTURE");
   if ((flags & OPTION_MASK_SOFT_FLOAT) != 0)
     rs6000_define_or_undefine_macro (define_p, "_SOFT_FLOAT");
   if ((flags & OPTION_MASK_RECIP_PRECISION) != 0)