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| author | Stan Shebs <shebs@codesourcery.com> | 1999-04-16 01:34:07 +0000 |
|---|---|---|
| committer | Stan Shebs <shebs@codesourcery.com> | 1999-04-16 01:34:07 +0000 |
| commit | 071ea11e85eb9d529cc5eb3d35f6247466a21b99 (patch) | |
| tree | 5deda65b8d7b04d1f4cbc534c3206d328e1267ec /sim/ppc/idecode_branch.h | |
| parent | 1730ec6b1848f0f32154277f788fb29f88d8475b (diff) | |
| download | gdb-071ea11e85eb9d529cc5eb3d35f6247466a21b99.zip gdb-071ea11e85eb9d529cc5eb3d35f6247466a21b99.tar.gz gdb-071ea11e85eb9d529cc5eb3d35f6247466a21b99.tar.bz2 | |
Initial creation of sourceware repository
Diffstat (limited to 'sim/ppc/idecode_branch.h')
| -rw-r--r-- | sim/ppc/idecode_branch.h | 62 |
1 files changed, 0 insertions, 62 deletions
diff --git a/sim/ppc/idecode_branch.h b/sim/ppc/idecode_branch.h deleted file mode 100644 index ecae98e..0000000 --- a/sim/ppc/idecode_branch.h +++ /dev/null @@ -1,62 +0,0 @@ -/* This file is part of the program psim. - - Copyright (C) 1994-1995, Andrew Cagney <cagney@highland.com.au> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - - */ - - -/* branch macro's: - - The macro's below implement the semantics of the PowerPC jump - instructions. */ - - -/* If so required, update the Link Register with the next sequential - instruction address */ - -#define UPDATE_LK \ -do { \ - if (update_LK) { \ - ppc_ia target = cia + 4; \ - ppc_spr new_address = (ppc_spr)IEA_MASKED(ppc_is_64bit(processor), \ - target); \ - LR = new_address; \ - } \ - ITRACE(trace_branch, \ - ("UPDATE_LK - update_LK=%d lr=0x%x cia=0x%x\n", \ - update_LK, LR, cia); \ -} while (0) - - -/* take the branch - absolute or relative - possibly updating the link - register */ - -#define BRANCH(ADDRESS) \ -do { \ - UPDATE_LK; \ - if (update_AA) { \ - ppc_ia target = (ppc_ia)(ADDRESS); \ - nia = (ppc_ia)IEA_MASKED(ppc_is_64bit(processor), target); \ - } \ - else { \ - ppc_ia target = cia + ADDRESS; \ - nia = (ppc_ia)IEA_MASKED(ppc_is_64bit(processor), target); \ - } \ - PTRACE(trace_branch, \ - ("BRANCH - update_AA=%d update_LK=%d nia=0x%x cia=0x%x\n", \ - update_AA, update_LK, nia, cia); \ -} while (0) |