1.0.31.23: OAOOize external-format support

[sbcl.git] / src / runtime / x86-64-assem.S

diff --git a/src/runtime/x86-64-assem.S b/src/runtime/x86-64-assem.S
index 1b4ac54..79140e0 100644 (file)
--- a/src/runtime/x86-64-assem.S
+++ b/src/runtime/x86-64-assem.S
@@ -209,10 +209,10 @@ Ldone:
        xor     %rbx,%rbx       # available
 
        /* Alloc new frame. */
-       mov     %rsp,%rbx       # The current sp marks start of new frame.
-       push    %rbp            # fp in save location S0
-       sub     $16,%rsp        # Ensure 3 slots are allocated, one above.
-       mov     %rbx,%rbp       # Switch to new frame.
+       push    %rbp            # Dummy for return address
+       push    %rbp            # fp in save location S1
+       mov     %rsp,%rbp       # The current sp marks start of new frame.
+       sub     $8,%rsp         # Ensure 3 slots are allocated, two above.
 
 Lcall:
        call    *CLOSURE_FUN_OFFSET(%rax)
@@ -235,7 +235,7 @@ LsingleValue:
 
 /* FIXME Restore the NPX state. */
 
-       /* return value is already in rax where lisp expects it */
+       mov     %rdx,%rax       # c-val
        leave
        ret
        SIZE(GNAME(call_into_lisp))