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always define DYNAMIC_CHAIN_ADDRESS

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gcc/ChangeLog:

2015-10-10  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* defaults.h (DYNAMIC_CHAIN_ADDRESS): New default definition.
	* builtins.c (expand_builtin_return_addr): Adjust.

From-SVN: r228687
This commit is contained in:
Trevor Saunders 2015-10-11 00:48:11 +00:00 • committed by Trevor Saunders
parent baf37960f6
commit f407dfe985
3 changed files with 9 additions and 2 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2015-10-10 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* defaults.h (DYNAMIC_CHAIN_ADDRESS): New default definition.
* builtins.c (expand_builtin_return_addr): Adjust.
2015-10-10 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* defaults.h (SETUP_FRAME_ADDRESSES): New default definition.

2
gcc/builtins.c
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@ -799,9 +799,7 @@ expand_builtin_return_addr (enum built_in_function fndecl_code, int count)
{
/* Assume the dynamic chain pointer is in the word that the
frame address points to, unless otherwise specified. */
#ifdef DYNAMIC_CHAIN_ADDRESS
tem = DYNAMIC_CHAIN_ADDRESS (tem);
#endif
tem = memory_address (Pmode, tem);
tem = gen_frame_mem (Pmode, tem);
tem = copy_to_reg (tem);

4
gcc/defaults.h
View file

@ -1285,6 +1285,10 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
#define SETUP_FRAME_ADDRESSES() do { } while (0)
#endif
#ifndef DYNAMIC_CHAIN_ADDRESS
#define DYNAMIC_CHAIN_ADDRESS(x) (x)
#endif
#ifdef GCC_INSN_FLAGS_H
/* Dependent default target macro definitions