v0.3.1

CHANGELOG.md

@@ -7,6 +7,14 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [Unreleased]
 
+## [v0.3.1] - 2017-07-20
+
+### Changed
+
+- `{basepri,basepri_max}::write` are now compiler barriers for the same reason
+  that `interrupt::{disable,enable}` are: they are used to create critical
+  sections.
+
 ## [v0.3.0] - 2017-07-07
 
 ### Changed
@@ -345,7 +353,8 @@ fn main() {
 - Functions to get the vector table
 - Wrappers over miscellaneous instructions like `bkpt`
 
-[Unreleased]: https://github.com/japaric/cortex-m/compare/v0.3.0...HEAD
+[Unreleased]: https://github.com/japaric/cortex-m/compare/v0.3.1...HEAD
+[v0.3.1]: https://github.com/japaric/cortex-m/compare/v0.3.0...v0.3.1
 [v0.3.0]: https://github.com/japaric/cortex-m/compare/v0.2.11...v0.3.0
 [v0.2.11]: https://github.com/japaric/cortex-m/compare/v0.2.10...v0.2.11
 [v0.2.10]: https://github.com/japaric/cortex-m/compare/v0.2.9...v0.2.10

Cargo.toml

@@ -7,7 +7,7 @@ keywords = ["arm", "cortex-m", "register", "peripheral"]
 license = "MIT OR Apache-2.0"
 name = "cortex-m"
 repository = "https://github.com/japaric/cortex-m"
-version = "0.3.0"
+version = "0.3.1"
 
 [dependencies]
 aligned = "0.1.1"

src/register/basepri.rs

@@ -20,6 +20,6 @@ pub unsafe fn write(basepri: u8) {
     asm!("msr BASEPRI, $0"
          :
          : "r"(basepri)
-         :
+         : "memory"
          : "volatile");
 }

src/register/basepri_max.rs

@@ -10,7 +10,7 @@ pub fn write(basepri: u8) {
         asm!("msr BASEPRI_MAX, $0"
              :
              : "r"(basepri)
-             :
+             : "memory"
              : "volatile");
     }
 }