[gcc r15-6923] AArch64: Update neoverse512tvb tuning

[Wilco Dijkstra via Gcc-cvs]

https://gcc.gnu.org/g:4ce502f31f95ec19e7d347d43afcd015895f135d

commit r15-6923-g4ce502f31f95ec19e7d347d43afcd015895f135d
Author: Wilco Dijkstra <wilco.dijks...@arm.com>
Date:   Fri Jan 10 19:48:02 2025 +0000

    AArch64: Update neoverse512tvb tuning
    
    Fix the neoverse512tvb tuning to be like Neoverse V1/V2 and add the
    missing AARCH64_EXTRA_TUNE_BASE and AARCH64_EXTRA_TUNE_AVOID_PRED_RMW.
    
    gcc:
            * config/aarch64/tuning_models/neoverse512tvb.h (tune_flags): 
Update.

Diff:
---
 gcc/config/aarch64/tuning_models/neoverse512tvb.h | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/gcc/config/aarch64/tuning_models/neoverse512tvb.h 
b/gcc/config/aarch64/tuning_models/neoverse512tvb.h
index 50eb058e23d1..964b4ac284a8 100644
--- a/gcc/config/aarch64/tuning_models/neoverse512tvb.h
+++ b/gcc/config/aarch64/tuning_models/neoverse512tvb.h
@@ -155,8 +155,10 @@ static const struct tune_params neoverse512tvb_tunings =
   2,   /* min_div_recip_mul_df.  */
   0,   /* max_case_values.  */
   tune_params::AUTOPREFETCHER_WEAK,    /* autoprefetcher_model.  */
-  (AARCH64_EXTRA_TUNE_CSE_SVE_VL_CONSTANTS
-   | AARCH64_EXTRA_TUNE_MATCHED_VECTOR_THROUGHPUT),    /* tune_flags.  */
+  (AARCH64_EXTRA_TUNE_BASE
+   | AARCH64_EXTRA_TUNE_CSE_SVE_VL_CONSTANTS
+   | AARCH64_EXTRA_TUNE_MATCHED_VECTOR_THROUGHPUT
+   | AARCH64_EXTRA_TUNE_AVOID_PRED_RMW),       /* tune_flags.  */
   &generic_armv9a_prefetch_tune,
   AARCH64_LDP_STP_POLICY_ALWAYS,   /* ldp_policy_model.  */
   AARCH64_LDP_STP_POLICY_ALWAYS           /* stp_policy_model.  */