Multi-value return support.

2020-05-27 14:01:49 -07:00
parent 34eb170232
commit 615362068f
10 changed files with 269 additions and 56 deletions
--- a/cranelift/codegen/src/isa/x64/abi.rs
+++ b/cranelift/codegen/src/isa/x64/abi.rs
@@ -184,6 +184,12 @@ impl X64ABIBody {
 impl ABIBody for X64ABIBody {
    type I = Inst;

+    fn needed_tmps(&self) -> usize {
+        0
+    }
+
+    fn init_with_tmps(&mut self, _: &[Writable<Reg>]) {}
+
    fn flags(&self) -> &settings::Flags {
        &self.flags
    }
@@ -233,6 +239,10 @@ impl ABIBody for X64ABIBody {
        }
    }

+    fn gen_retval_area_setup(&self) -> Vec<Inst> {
+        vec![]
+    }
+
    fn gen_copy_reg_to_retval(
        &self,
        idx: usize,