[Bugfix]: Use AI ability to guide optimization and set default value when tune_native is NULL.

0317-Bugfix-set-default-value-when-tune_native-is-NULL.patch

@@ -0,0 +1,27 @@
+From bc468838ffa1991e50cb4b82b45154d44302417b Mon Sep 17 00:00:00 2001
+From: zhenyu--zhao_admin <zhaozhenyu17@huawei.com>
+Date: Tue, 3 Dec 2024 22:39:36 +0800
+Subject: [PATCH 5/5] Bugfix: set default value when tune_native is NULL.
+
+---
+ gcc/gcc.cc | 4 ++++
+ 1 file changed, 4 insertions(+)
+
+diff --git a/gcc/gcc.cc b/gcc/gcc.cc
+index 0032735db..90f6dfe85 100644
+--- a/gcc/gcc.cc
++++ b/gcc/gcc.cc
+@@ -5800,6 +5800,10 @@ do_self_spec (const char *spec)
+   do_spec_1 (" ", 0, NULL);
+ 
+   const char* tune_native = eval_spec_function ("local_cpu_detect", "cpu", "");
++  if (tune_native == NULL)
++    {
++      tune_native = "native";
++    }
+   setenv ("GCC_AI4C_TUNE_INFO", tune_native, 1);
+ 
+   /* Mark %<S switches processed by do_self_spec to be ignored permanently.
+-- 
+2.33.0
+

gcc.spec

@@ -2,7 +2,7 @@
 %global gcc_major 12
 # Note, gcc_release must be integer, if you want to add suffixes to
 # %%{release}, append them after %%{gcc_release} on Release: line.
-%global gcc_release 52
+%global gcc_release 53
 
 %global _unpackaged_files_terminate_build 0
 %global _performance_build 1
@@ -421,6 +421,8 @@ Patch312: 0312-Add-late-slp-vectorization-pass-with-additional-chec.patch
 Patch313: 0313-Add-tracer-transformation-for-static-probabilities.patch
 Patch314: 0314-bugfix-Modify-the-hip09-tune-flags.patch
 Patch315: 0315-Bugfix-Add-no-var-recored-check-for-ssa_name-in-stru.patch
+Patch316: 0316-Use-ai-ability-to-guide-optimization.patch
+Patch317: 0317-Bugfix-set-default-value-when-tune_native-is-NULL.patch
 
 # Part 1001-1999
 %ifarch sw_64
@@ -1522,6 +1524,8 @@ not stable, so plugins must be rebuilt any time GCC is updated.
 %patch -P313 -p1
 %patch -P314 -p1
 %patch -P315 -p1
+%patch -P316 -p1
+%patch -p317 -p1
 
 %ifarch sw_64
 %patch -P1001 -p1
@@ -3147,6 +3151,7 @@ end
 %{_prefix}/libexec/gcc/%{gcc_target_platform}/%{gcc_major}/lto-wrapper
 %{_prefix}/libexec/gcc/%{gcc_target_platform}/%{gcc_major}/liblto_plugin.so*
 %{_libdir}/bfd-plugins/liblto_plugin.so
+%{_prefix}/libexec/gcc/%{gcc_target_platform}/%{gcc_major}/onnx.fdata
 %ifarch aarch64
 %{_prefix}/libexec/gcc/%{gcc_target_platform}/%{gcc_major}/libbolt_plugin.so*
 %endif
@@ -4143,6 +4148,12 @@ end
 %doc rpm.doc/changelogs/libcc1/ChangeLog*
 
 %changelog
+* Wed Dec 04 2024 Zhenyu Zhao <zhaozhenyu17@huawei.com> - 12.3.1-53
+- Type:Sync
+- ID:NA
+- SUG:NA
+- DESC:Sync patches from openeuler/gcc.
+
 * Wed Dec 04 2024 Zhenyu Zhao <zhaozhenyu17@huawei.com> - 12.3.1-52
 - Type:Sync
 - ID:NA