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Diffstat (limited to 'src/cmd/internal/obj/textflag.go')
-rw-r--r-- | src/cmd/internal/obj/textflag.go | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/src/cmd/internal/obj/textflag.go b/src/cmd/internal/obj/textflag.go new file mode 100644 index 0000000..5ae7502 --- /dev/null +++ b/src/cmd/internal/obj/textflag.go @@ -0,0 +1,58 @@ +// 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' or appear in tracebacks by default. + WRAPPER = 32 + + // This function uses its incoming context register. + NEEDCTXT = 64 + + // When passed to objw.Global, 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 outermost frame of the call stack. Call stack unwinders + // should stop at this function. + TOPFRAME = 2048 + + // Function is an ABI wrapper. + ABIWRAPPER = 4096 +) |