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-rw-r--r--src/cmd/internal/obj/textflag.go54
1 files changed, 54 insertions, 0 deletions
diff --git a/src/cmd/internal/obj/textflag.go b/src/cmd/internal/obj/textflag.go
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+// Copyright 2013 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.
+
+// This file defines flags attached to various functions
+// and data objects. The compilers, assemblers, and linker must
+// all agree on these values.
+
+package obj
+
+const (
+ // Don't profile the marked routine.
+ //
+ // Deprecated: Not implemented, do not use.
+ NOPROF = 1
+
+ // It is ok for the linker to get multiple of these symbols. It will
+ // pick one of the duplicates to use.
+ DUPOK = 2
+
+ // Don't insert stack check preamble.
+ NOSPLIT = 4
+
+ // Put this data in a read-only section.
+ RODATA = 8
+
+ // This data contains no pointers.
+ NOPTR = 16
+
+ // This is a wrapper function and should not count as disabling 'recover'.
+ WRAPPER = 32
+
+ // This function uses its incoming context register.
+ NEEDCTXT = 64
+
+ // When passed to ggloblsym, causes Local to be set to true on the LSym it creates.
+ LOCAL = 128
+
+ // Allocate a word of thread local storage and store the offset from the
+ // thread local base to the thread local storage in this variable.
+ TLSBSS = 256
+
+ // Do not insert instructions to allocate a stack frame for this function.
+ // Only valid on functions that declare a frame size of 0.
+ // TODO(mwhudson): only implemented for ppc64x at present.
+ NOFRAME = 512
+
+ // Function can call reflect.Type.Method or reflect.Type.MethodByName.
+ REFLECTMETHOD = 1024
+
+ // Function is the top of the call stack. Call stack unwinders should stop
+ // at this function.
+ TOPFRAME = 2048
+)