code review 11406044: runtime: use funcdata to supply garbage collection info...

src/pkg/runtime/runtime.h

 // Copyright 2009 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
 /*
  * basic types
  */
 typedef signed char             int8;
 typedef unsigned char           uint8;
 typedef signed short            int16;
@@ skipping 129 matching lines @@
 enum
 {
         PtrSize = sizeof(void*),
 };
 enum
 {
         // Per-M stack segment cache size.
         StackCacheSize = 32,
         // Global <-> per-M stack segment cache transfer batch size.
         StackCacheBatch = 16,
-};
-enum
-{
-        // This value is generated by the linker and should be kept in
-        // sync with cmd/ld/lib.h
-        ArgsSizeUnknown = 0x80000000,
 };
 /*
  * structures
  */
 struct  Lock
 {
         // Futex-based impl treats it as uint32 key,
         // while sema-based impl as M* waitm.
         // Used to be a union, but unions break precise GC.
         uintptr key;
@@ skipping 892 matching lines @@
 extern float64 runtime·neginf;
 extern uint64 ·nan;
 extern uint64 ·posinf;
 extern uint64 ·neginf;
 #define ISNAN(f) ((f) != (f))
 
 enum
 {
         UseSpanType = 1,
 };