diff --git a/0323-Bugfix-replace-tmp-pattern-split.patch b/0323-Bugfix-replace-tmp-pattern-split.patch
new file mode 100644
index 0000000000000000000000000000000000000000..2a6d10eb94843f9b2c4f26b45cf4d6be4f976a28
--- /dev/null
+++ b/0323-Bugfix-replace-tmp-pattern-split.patch
@@ -0,0 +1,50 @@
+From d10807504a7f4e58a7dd1fa245d0ccf16227d222 Mon Sep 17 00:00:00 2001
+From: Chernonog Viacheslav <chernonog.vyacheslav@huawei.com>
+Date: Wed, 4 Dec 2024 20:07:23 +0800
+Subject: [PATCH] [Bugfix] replace tmp pattern split
+
+move split before reload
+change split tmp pattern to 3 instructions
+---
+ gcc/config/aarch64/aarch64-simd.md | 19 +++++++++++++------
+ 1 file changed, 13 insertions(+), 6 deletions(-)
+
+diff --git a/gcc/config/aarch64/aarch64-simd.md b/gcc/config/aarch64/aarch64-simd.md
+index 04592fc90..fb5e355d0 100644
+--- a/gcc/config/aarch64/aarch64-simd.md
++++ b/gcc/config/aarch64/aarch64-simd.md
+@@ -6566,18 +6566,25 @@
+ 	    (match_operand:VDQHSD 1 "register_operand" "w")
+ 	    (match_operand:VDQHSD 2 "half_size_minus_one_operand"))
+ 	  (match_operand:VDQHSD 3 "cmlt_arith_mask_operand")))]
+-  "TARGET_SIMD && flag_cmlt_arith"
++  "TARGET_SIMD && !reload_completed && flag_cmlt_arith"
+   "#"
+-  "&& reload_completed"
+-  [(set (match_operand:<V_INT_EQUIV> 0 "register_operand")
++  "&& true"
++  [(set (match_operand:<V_INT_EQUIV> 0 "register_operand" "=w")
+ 	(lshiftrt:<V_INT_EQUIV>
+ 	  (match_operand:VDQHSD 1 "register_operand")
+ 	  (match_operand:VDQHSD 2 "half_size_minus_one_operand")))
++   (set (match_operand:<V_INT_EQUIV> 4 "register_operand" "w")
++	  (match_operand:VDQHSD 3 "cmlt_arith_mask_operand"))
+    (set (match_dup 0)
+ 	(and:<V_INT_EQUIV>
+-	  (match_dup 0)
+-	  (match_operand:VDQHSD 3 "cmlt_arith_mask_operand")))]
+-  ""
++	  (match_dup 4)
++	  (match_dup 0)))]
++  {
++    if (can_create_pseudo_p ())
++      operands[4] = gen_reg_rtx (<V_INT_EQUIV>mode);
++    else
++      FAIL;
++  }
+   [(set_attr "type" "neon_compare_zero")]
+ )
+ 
+-- 
+2.33.0
+
diff --git a/gcc.spec b/gcc.spec
index d05220aa7a6ed75caa3da75c363c6b48d468392d..3812ab42dd4506e76a45a036fdbbae386ef5b22e 100644
--- a/gcc.spec
+++ b/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 57
+%global gcc_release 58
 
 %global _unpackaged_files_terminate_build 0
 %global _performance_build 1
@@ -428,6 +428,7 @@ Patch319: 0319-CSPGO-fix-bugs-when-using-cspgo.patch
 Patch320: 0320-if-split-fix-bugs.patch
 Patch321: 0321-Struct-reorg-Avoid-doing-struct-split-and-reorder_fi.patch
 Patch322: 0322-Bugfix-Create-POINTER_PLUS_EXPR-for-REFERENCE_TYPE.patch
+Patch323: 0323-Bugfix-replace-tmp-pattern-split.patch
 
 # Part 1001-1999
 %ifarch sw_64
@@ -1536,6 +1537,7 @@ not stable, so plugins must be rebuilt any time GCC is updated.
 %patch -P320 -p1
 %patch -P321 -p1
 %patch -P322 -p1
+%patch -P323 -p1
 
 %ifarch sw_64
 %patch -P1001 -p1
@@ -4158,6 +4160,12 @@ end
 %doc rpm.doc/changelogs/libcc1/ChangeLog*
 
 %changelog
+* Tue Dec 10 2024 huzife <634763349@qq.com> - 12.3.1-58
+- Type:Bugfix
+- ID:NA
+- SUG:NA
+- DESC: Fix bugs in cmlt, replace tmp pattern split.
+
 * Mon Dec 09 2024 liyancheng <412998149@qq.com> - 12.3.1-57
 - Type:Bugfix
 - ID:NA