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index 59e08d1..0fe8ab9 100644
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+"checksum winapi-x86_64-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
diff --git a/Cargo.toml b/Cargo.toml
index 6ece88e..8ec4aeb 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -30,7 +30,7 @@
name = "mos6502"
description = "A MOS 6502 Emulator"
license = "BSD-3-Clause"
-version = "0.0.1"
+version = "0.1.0"
authors = ["The 6502-rs Developers"]
build = "build.rs"
@@ -40,8 +40,12 @@ name = "mos6502"
[dependencies]
bitflags = "0.9.1"
-log = "0.3.8"
-num = "0.1"
+log = "0.4.6"
+
+[dependencies.num]
+version = "0.2"
+# no_std support
+default-features = false
[build-dependencies]
skeptic = "0.13"
diff --git a/README.md b/README.md
index b400b4f..83aed56 100644
--- a/README.md
+++ b/README.md
@@ -113,7 +113,5 @@ fn main() {
cpu.registers.program_counter = Address(0x4000);
cpu.run();
-
- println!("{:?}", cpu);
}
```
diff --git a/src/address.rs b/src/address.rs
index 47666c1..b3a00f4 100644
--- a/src/address.rs
+++ b/src/address.rs
@@ -25,7 +25,7 @@
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
-use std::ops::Add;
+use core::ops::Add;
// The idea here is that it doesn't make sense to add two addresses, but it
// does make sense to add an address and an "address-difference". (If this
diff --git a/src/cpu.rs b/src/cpu.rs
index 4028e2b..b4a6e55 100644
--- a/src/cpu.rs
+++ b/src/cpu.rs
@@ -25,15 +25,14 @@
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
-use std;
-
use address::{Address, AddressDiff};
use instruction;
use instruction::{DecodedInstr, Instruction, OpInput};
use memory::Memory;
use registers::{Registers, StackPointer, Status, StatusArgs};
-use registers::{PS_CARRY, PS_DECIMAL_MODE, PS_DISABLE_INTERRUPTS, PS_NEGATIVE, PS_OVERFLOW,
- PS_ZERO};
+use registers::{
+ PS_CARRY, PS_DECIMAL_MODE, PS_DISABLE_INTERRUPTS, PS_NEGATIVE, PS_OVERFLOW, PS_ZERO,
+};
#[derive(Clone)]
pub struct CPU {
@@ -411,9 +410,8 @@ impl CPU {
pub fn run(&mut self) {
while let Some(decoded_instr) = self.fetch_next_and_decode() {
- self.execute_instruction(decoded_instr);
- }
-
+ self.execute_instruction(decoded_instr);
+ }
}
fn set_flags_from_i8(status: &mut Status, value: i8) {
@@ -755,8 +753,8 @@ impl CPU {
}
}
-impl std::fmt::Debug for CPU {
- fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
+impl core::fmt::Debug for CPU {
+ fn fmt(&self, f: &mut core::fmt::Formatter) -> core::fmt::Result {
write!(
f,
"CPU Dump:\n\nAccumulator: {}",
@@ -1168,7 +1166,6 @@ mod tests {
assert!(cpu.registers.status.contains(PS_CARRY));
assert!(!cpu.registers.status.contains(PS_NEGATIVE));
-
cpu.execute_instruction((load_instruction, OpInput::UseImmediate(127)));
compare(&mut cpu, 1);
@@ -1176,7 +1173,6 @@ mod tests {
assert!(cpu.registers.status.contains(PS_CARRY));
assert!(!cpu.registers.status.contains(PS_NEGATIVE));
-
cpu.execute_instruction((load_instruction, OpInput::UseImmediate(1)));
compare(&mut cpu, 2);
@@ -1184,7 +1180,6 @@ mod tests {
assert!(!cpu.registers.status.contains(PS_CARRY));
assert!(cpu.registers.status.contains(PS_NEGATIVE));
-
cpu.execute_instruction((load_instruction, OpInput::UseImmediate(20)));
compare(&mut cpu, -50i8 as u8);
@@ -1192,7 +1187,6 @@ mod tests {
assert!(!cpu.registers.status.contains(PS_CARRY));
assert!(!cpu.registers.status.contains(PS_NEGATIVE));
-
cpu.execute_instruction((load_instruction, OpInput::UseImmediate(1)));
compare(&mut cpu, -1i8 as u8);
@@ -1200,7 +1194,6 @@ mod tests {
assert!(!cpu.registers.status.contains(PS_CARRY));
assert!(!cpu.registers.status.contains(PS_NEGATIVE));
-
cpu.execute_instruction((load_instruction, OpInput::UseImmediate(127)));
compare(&mut cpu, -128i8 as u8);
diff --git a/src/lib.rs b/src/lib.rs
index fd23caf..64e8035 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -25,7 +25,8 @@
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
-// Needed for debug! / log! macros
+#![no_std]
+
#[macro_use]
extern crate log;
@@ -35,7 +36,8 @@ extern crate num;
extern crate bitflags;
pub mod address;
-pub mod instruction;
pub mod cpu;
+pub mod instruction;
pub mod memory;
pub mod registers;
+