[codegen] Add a pinned register that's entirely under the control of the user;

2019-08-28 17:33:45 +02:00
parent d1d2e790b9
commit 660b8b28b8
15 changed files with 229 additions and 30 deletions
--- a/cranelift/codegen/src/isa/x86/mod.rs
+++ b/cranelift/codegen/src/isa/x86/mod.rs
@@ -119,8 +119,8 @@ impl TargetIsa for Isa {
        abi::regclass_for_abi_type(ty)
    }

-    fn allocatable_registers(&self, func: &ir::Function) -> regalloc::RegisterSet {
-        abi::allocatable_registers(func, &self.triple)
+    fn allocatable_registers(&self, _func: &ir::Function) -> regalloc::RegisterSet {
+        abi::allocatable_registers(&self.triple, &self.shared_flags)
    }

    #[cfg(feature = "testing_hooks")]