Deduplicate definition of FLAG_SINGLESTEP between x86 and x86_64

src/arch/x86/mod.rs

@@ -7,12 +7,6 @@ pub mod consts;
 #[macro_use]
 pub mod interrupt;
 
-// Flags
-pub mod flags {
-    pub const SHIFT_SINGLESTEP: usize = 8;
-    pub const FLAG_SINGLESTEP: usize = 1 << SHIFT_SINGLESTEP;
-}
-
 #[unsafe(naked)]
 pub unsafe extern "C" fn arch_copy_to_user(dst: usize, src: usize, len: usize) -> u8 {
     core::arch::naked_asm!(

src/arch/x86_64/mod.rs

@@ -15,12 +15,6 @@ pub mod interrupt;
 /// Miscellaneous processor features
 pub mod misc;
 
-// Flags
-pub mod flags {
-    pub const SHIFT_SINGLESTEP: usize = 8;
-    pub const FLAG_SINGLESTEP: usize = 1 << SHIFT_SINGLESTEP;
-}
-
 // TODO: Maybe support rewriting relocations (using LD's --emit-relocs) when working with entire
 // functions?
 #[unsafe(naked)]

src/arch/x86_shared/mod.rs

@@ -38,3 +38,8 @@ pub use ::rmm::x86::X86Arch as CurrentRmmArch;
 
 #[cfg(target_arch = "x86_64")]
 pub use ::rmm::x86_64::X8664Arch as CurrentRmmArch;
+
+// Flags
+pub mod flags {
+    pub const FLAG_SINGLESTEP: usize = 1 << 8;
+}