add avx decoder flag, and a display impl showing active features

1 files changed, 10 insertions, 0 deletions

diff --git a/src/lib.rs b/src/lib.rs
index 272db75..1d798ab 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1330,6 +1330,7 @@ pub struct InstDecoder {
     // 52. tbm
     // 53. intel quirks
     // 54. amd quirks
+    // 55. avx (intel ?, amd ?)
     flags: u64,
 }
 
@@ -1839,6 +1840,15 @@ impl InstDecoder {
         self
     }
 
+    pub fn avx(&self) -> bool {
+        self.flags & (1 << 54) != 0
+    }
+
+    pub fn with_avx(mut self) -> Self {
+        self.flags |= 1 << 54;
+        self
+    }
+
     /// Optionally reject or reinterpret instruction according to the decoder's
     /// declared extensions.
     fn revise_instruction(&self, inst: &mut Instruction) -> Result<(), ()> {