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63 lines
2.2 KiB
C
63 lines
2.2 KiB
C
/* Offsets and other constants needed in the *context() function
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implementation.
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Copyright (C) 2002 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#define SIG_BLOCK 0
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#define SIG_SETMASK 2
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#define _FRAME_BACKCHAIN 0
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#define _FRAME_LR_SAVE 4
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#define _FRAME_PARM_SAVE1 8
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#define _FRAME_PARM_SAVE2 12
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#define _FRAME_PARM_SAVE3 16
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#define _FRAME_PARM_SAVE4 20
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#define _UC_LINK 4
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#define _UC_STACK_SP 8
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#define _UC_STACK_SIZE 16
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#define _UC_REGS_PTR 48
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#define _UC_SIGMASK 52
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#define _UC_REG_SPACE 180
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/* offsets within mcontext_t */
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#define _UC_GREGS 0
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#define _UC_FREGS 192
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#define _UC_VREGS 464
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#define _UC_VSCR 976
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#define _UC_VRSAVE 980
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/* The registers don't have a fixed offset within ucontext because the
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orginal ucontext only contained the regs pointer. Also with the
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addition of VMX to the register state the mcontext may require
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stronger alignment (16) then the containing ucontext (4). All access
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to register state (pt_regs/mcontext) must be indirect via the regs
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(uc_regs) pointer. This means we can't test the PPC32 mcontext
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register offsets here. */
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/* Tests run in stdlib/tst-ucontext-off. */
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#define TESTS \
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TEST (uc_link, _UC_LINK); \
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TEST (uc_stack.ss_sp, _UC_STACK_SP); \
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TEST (uc_stack.ss_size, _UC_STACK_SIZE); \
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TEST (uc_mcontext.regs, _UC_REGS_PTR); \
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TEST (uc_mcontext.uc_regs, _UC_REGS_PTR); \
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TEST (uc_sigmask, _UC_SIGMASK); \
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TEST (uc_reg_space, _UC_REG_SPACE);
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