x64: Shrink Inst from 72 to 48 bytes (#4514)

https://github.com/bytecodealliance/wasmtime/pull/4514
2022-07-27 10:39:22 -07:00
parent 285bc5ce24
commit 7ac6134894
8 changed files with 11 additions and 9 deletions
--- a/cranelift/codegen/src/isa/x64/inst/mod.rs
+++ b/cranelift/codegen/src/isa/x64/inst/mod.rs
@@ -48,7 +48,7 @@ pub struct CallInfo {
 fn inst_size_test() {
    // This test will help with unintentionally growing the size
    // of the Inst enum.
-    assert_eq!(72, std::mem::size_of::<Inst>());
+    assert_eq!(48, std::mem::size_of::<Inst>());
 }

 pub(crate) fn low32_will_sign_extend_to_64(x: u64) -> bool {