Merge pull request #2791 from peterhuene/compile-command

Add a compile command to Wasmtime.

cranelift/codegen/src/isa/x64/mod.rs

@@ -9,7 +9,7 @@ use crate::isa::Builder as IsaBuilder;
 use crate::machinst::{compile, MachBackend, MachCompileResult, TargetIsaAdapter, VCode};
 use crate::result::CodegenResult;
 use crate::settings::{self as shared_settings, Flags};
-use alloc::boxed::Box;
+use alloc::{boxed::Box, vec::Vec};
 use core::hash::{Hash, Hasher};
 use regalloc::{PrettyPrint, RealRegUniverse, Reg};
 use target_lexicon::Triple;
@@ -85,6 +85,10 @@ impl MachBackend for X64Backend {
         &self.flags
     }
 
+    fn isa_flags(&self) -> Vec<shared_settings::Value> {
+        self.x64_flags.iter().collect()
+    }
+
     fn hash_all_flags(&self, mut hasher: &mut dyn Hasher) {
         self.flags.hash(&mut hasher);
         self.x64_flags.hash(&mut hasher);

cranelift/codegen/src/isa/x64/settings.rs

@@ -1,6 +1,6 @@
 //! x86 Settings.
 
-use crate::settings::{self, detail, Builder};
+use crate::settings::{self, detail, Builder, Value};
 use core::fmt;
 
 // Include code generated by `cranelift-codegen/meta/src/gen_settings.rs:`. This file contains a