diff options
Diffstat (limited to 'arm/Asmexpand.ml')
| -rw-r--r-- | arm/Asmexpand.ml | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/arm/Asmexpand.ml b/arm/Asmexpand.ml index f4e79a37..01b18c37 100644 --- a/arm/Asmexpand.ml +++ b/arm/Asmexpand.ml @@ -407,8 +407,12 @@ let expand_builtin_inline name args res = (* Vararg stuff *) | "__builtin_va_start", [BA(IR a)], _ -> expand_builtin_va_start a + (* No operation *) | "__builtin_nop", [], _ -> emit Pnop + (* Optimization hint *) + | "__builtin_unreachable", [], _ -> + () (* Catch-all *) | _ -> raise (Error ("unrecognized builtin " ^ name)) @@ -545,7 +549,7 @@ module FixupHF = struct end let fixup_arguments dir sg = - if sg.sig_cc.cc_vararg then + if sg.sig_cc.cc_vararg <> None then FixupEABI.fixup_arguments dir sg else begin let act = fixup_actions (Array.make 16 false) 0 sg.sig_args in @@ -555,7 +559,7 @@ module FixupHF = struct end let fixup_result dir sg = - if sg.sig_cc.cc_vararg then + if sg.sig_cc.cc_vararg <> None then FixupEABI.fixup_result dir sg end |