diff --git a/src/runtime/asm_loong64.s b/src/runtime/asm_loong64.s
index 58e6286385..2513d2bb54 100644
--- a/src/runtime/asm_loong64.s
+++ b/src/runtime/asm_loong64.s
@@ -86,6 +86,12 @@ TEXT runtime·mstart(SB),NOSPLIT|TOPFRAME,$0
         JAL     runtime·mstart0(SB)
         RET // not reached
 
+// func cputicks() int64
+TEXT runtime·cputicks(SB),NOSPLIT,$0-8
+	RDTIMED	R0, R4
+	MOVV	R4, ret+0(FP)
+	RET
+
 /*
  *  go-routine
  */
diff --git a/src/runtime/cputicks.go b/src/runtime/cputicks.go
index 91270617fc..2cf3240333 100644
--- a/src/runtime/cputicks.go
+++ b/src/runtime/cputicks.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-//go:build !arm && !arm64 && !loong64 && !mips64 && !mips64le && !mips && !mipsle && !wasm
+//go:build !arm && !arm64 && !mips64 && !mips64le && !mips && !mipsle && !wasm
 
 package runtime
 
diff --git a/src/runtime/os_linux_loong64.go b/src/runtime/os_linux_loong64.go
index 3d84e9accb..61213dadf8 100644
--- a/src/runtime/os_linux_loong64.go
+++ b/src/runtime/os_linux_loong64.go
@@ -9,10 +9,3 @@ package runtime
 func archauxv(tag, val uintptr) {}
 
 func osArchInit() {}
-
-//go:nosplit
-func cputicks() int64 {
-	// Currently cputicks() is used in blocking profiler and to seed fastrand().
-	// nanotime() is a poor approximation of CPU ticks that is enough for the profiler.
-	return nanotime()
-}