From 43cd467d9fefbf6ea3c266f7cbf24a842f440e42 Mon Sep 17 00:00:00 2001
From: zhangxinyu <840317537@qq.com>
Date: Wed, 24 May 2023 16:44:21 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=94=B9=E5=BA=94=E7=94=A8=E7=A8=8B?=
 =?UTF-8?q?=E5=BA=8F,=20=E4=BB=A5=E6=BB=A1=E8=B6=B3=E6=B5=8B=E8=AF=95?=
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---
 ch3/user/src/bin/00power_3.rs |  4 ++--
 ch3/user/src/bin/01power_5.rs |  4 ++--
 ch3/user/src/bin/02power_7.rs |  4 ++--
 ch3/user/src/bin/04loop.rs    | 18 ++++++++++++++++++
 4 files changed, 24 insertions(+), 6 deletions(-)
 create mode 100644 ch3/user/src/bin/04loop.rs

diff --git a/ch3/user/src/bin/00power_3.rs b/ch3/user/src/bin/00power_3.rs
index 1a04dc7..f5f5adc 100644
--- a/ch3/user/src/bin/00power_3.rs
+++ b/ch3/user/src/bin/00power_3.rs
@@ -10,7 +10,7 @@ const LEN: usize = 100;
 fn main() -> i32 {
     let p = 3u64;
     let m = 998244353u64;
-    let iter: usize = 200000;
+    let iter: usize = 20000000;
     let mut s = [0u64; LEN];
     let mut cur = 0usize;
     s[cur] = 1;
@@ -18,7 +18,7 @@ fn main() -> i32 {
         let next = if cur + 1 == LEN { 0 } else { cur + 1 };
         s[next] = s[cur] * p % m;
         cur = next;
-        if i % 10000 == 0 {
+        if i % 1000000 == 0 {
             println!("power_3 [{}/{}]", i, iter);
         }
     }
diff --git a/ch3/user/src/bin/01power_5.rs b/ch3/user/src/bin/01power_5.rs
index e47761b..85edaf1 100644
--- a/ch3/user/src/bin/01power_5.rs
+++ b/ch3/user/src/bin/01power_5.rs
@@ -10,7 +10,7 @@ const LEN: usize = 100;
 fn main() -> i32 {
     let p = 5u64;
     let m = 998244353u64;
-    let iter: usize = 140000;
+    let iter: usize = 14000000;
     let mut s = [0u64; LEN];
     let mut cur = 0usize;
     s[cur] = 1;
@@ -18,7 +18,7 @@ fn main() -> i32 {
         let next = if cur + 1 == LEN { 0 } else { cur + 1 };
         s[next] = s[cur] * p % m;
         cur = next;
-        if i % 10000 == 0 {
+        if i % 1000000 == 0 {
             println!("power_5 [{}/{}]", i, iter);
         }
     }
diff --git a/ch3/user/src/bin/02power_7.rs b/ch3/user/src/bin/02power_7.rs
index a97d2f5..b4e20af 100644
--- a/ch3/user/src/bin/02power_7.rs
+++ b/ch3/user/src/bin/02power_7.rs
@@ -10,7 +10,7 @@ const LEN: usize = 100;
 fn main() -> i32 {
     let p = 7u64;
     let m = 998244353u64;
-    let iter: usize = 160000;
+    let iter: usize = 16000000;
     let mut s = [0u64; LEN];
     let mut cur = 0usize;
     s[cur] = 1;
@@ -18,7 +18,7 @@ fn main() -> i32 {
         let next = if cur + 1 == LEN { 0 } else { cur + 1 };
         s[next] = s[cur] * p % m;
         cur = next;
-        if i % 10000 == 0 {
+        if i % 1000000 == 0 {
             println!("power_7 [{}/{}]", i, iter);
         }
     }
diff --git a/ch3/user/src/bin/04loop.rs b/ch3/user/src/bin/04loop.rs
new file mode 100644
index 0000000..094066a
--- /dev/null
+++ b/ch3/user/src/bin/04loop.rs
@@ -0,0 +1,18 @@
+#![no_std]
+#![no_main]
+
+#[macro_use]
+extern crate user_lib;
+
+use user_lib::syscall::{sys_get_time, sys_yield};
+
+#[no_mangle]
+fn main() -> i32 {
+    let current_timer = sys_get_time();
+    let wait_for = current_timer + 3000;
+    loop {
+
+    }
+    println!("Test sleep OK!");
+    0
+}