Random stuff go

alion02 · Dec 3, 2024 · 5189788 · 5189788
1 parent c4e7221
commit 5189788
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/src/day2.rs b/src/day2.rs
@@ -34,7 +34,7 @@ unsafe fn inner1(s: &str) -> u32 {
             loop {
                 let diff = v1.wrapping_sub(v0).wrapping_sub(1);
 
-                if diff > 2 {
+                if unlikely(diff > 2) {
                     let chunk =
                         (s.get_unchecked(i - 1) as *const _ as *const u8x32).read_unaligned();
 
@@ -45,7 +45,7 @@ unsafe fn inner1(s: &str) -> u32 {
                     break;
                 }
 
-                if *s.get_unchecked(i - 1) == b'\n' {
+                if unlikely(*s.get_unchecked(i - 1) == b'\n') {
                     sum += 1;
                     break;
                 }
@@ -58,7 +58,7 @@ unsafe fn inner1(s: &str) -> u32 {
             loop {
                 let diff = v0.wrapping_sub(v1).wrapping_sub(1);
 
-                if diff > 2 {
+                if unlikely(diff > 2) {
                     let chunk =
                         (s.get_unchecked(i - 1) as *const _ as *const u8x32).read_unaligned();
 
@@ -69,7 +69,7 @@ unsafe fn inner1(s: &str) -> u32 {
                     break;
                 }
 
-                if *s.get_unchecked(i - 1) == b'\n' {
+                if unlikely(*s.get_unchecked(i - 1) == b'\n') {
                     sum += 1;
                     break;
                 }