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author | Michael Meissner <gnu@the-meissners.org> | 1995-11-02 14:27:18 +0000 |
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committer | Michael Meissner <gnu@the-meissners.org> | 1995-11-02 14:27:18 +0000 |
commit | a983c8f080912c4c99c68812b22a795c9b7f1f0d (patch) | |
tree | ee47ad45eb2e3529b02852066947955a4d8de5a1 /sim/ppc/vm_n.h | |
parent | f2cd34413022d50dd8ae94db69324938fd63ea2d (diff) | |
download | gdb-a983c8f080912c4c99c68812b22a795c9b7f1f0d.zip gdb-a983c8f080912c4c99c68812b22a795c9b7f1f0d.tar.gz gdb-a983c8f080912c4c99c68812b22a795c9b7f1f0d.tar.bz2 |
Andrew's latest changes & print all instruction counts if -I
Diffstat (limited to 'sim/ppc/vm_n.h')
-rw-r--r-- | sim/ppc/vm_n.h | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/sim/ppc/vm_n.h b/sim/ppc/vm_n.h new file mode 100644 index 0000000..63bd54c --- /dev/null +++ b/sim/ppc/vm_n.h @@ -0,0 +1,117 @@ +/* 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. + + */ + + +#ifndef N +#error "N must be #defined" +#endif + +#undef unsigned_N +#define unsigned_N XCONCAT2(unsigned_,N) +#undef T2H_N +#define T2H_N XCONCAT2(T2H_,N) +#undef H2T_N +#define H2T_N XCONCAT2(H2T_,N) + + +INLINE_VM unsigned_N +XCONCAT2(vm_data_map_read_,N)(vm_data_map *map, + unsigned_word ea, + cpu *processor, + unsigned_word cia) +{ + if ((ea & (sizeof(unsigned_N)-1)) == 0) { + unsigned ra = vm_real_data_addr(map, ea, 1/*is-read*/, processor, cia); + unsigned_N val = XCONCAT2(core_map_read_,N)(map->read, ra, processor, cia); + if (WITH_MON & MONITOR_LOAD_STORE_UNIT) + mon_read(ea, ra, sizeof(unsigned_N), processor, cia); + TRACE(trace_load_store, ("load cia=0x%x ea=0x%x N=%d val=0x%x\n", + cia, ea, sizeof(unsigned_N), val)); + return val; + } + else { + switch (CURRENT_ALIGNMENT) { + case STRICT_ALIGNMENT: + alignment_interrupt(processor, cia, ea); + return 0; + case NONSTRICT_ALIGNMENT: + { + unsigned_N rval; + unsigned_N val; + if (vm_data_map_read_buffer(map, &val, ea, sizeof(unsigned_N)) + != sizeof(unsigned_N)) + alignment_interrupt(processor, cia, ea); + val = T2H_N(val); + if (WITH_MON & MONITOR_LOAD_STORE_UNIT) { + /* YUCK */ + unsigned ra = vm_real_data_addr(map, ea, 1, processor, cia); + mon_read(ea, ra, sizeof(unsigned_N), processor, cia); + } + TRACE(trace_load_store, ("load cia=0x%x ea=0x%x N=%d data=0x%x\n", + cia, ea, sizeof(unsigned_N), val)); + return val; + } + default: + error("unknown alignment support\n"); + return 0; + } + } +} + +INLINE_VM void +XCONCAT2(vm_data_map_write_,N)(vm_data_map *map, + unsigned_word ea, + unsigned_N val, + cpu *processor, + unsigned_word cia) +{ + if ((ea & (sizeof(unsigned_N)-1)) == 0) { + unsigned ra = vm_real_data_addr(map, ea, 0/*is-read?*/, processor, cia); + XCONCAT2(core_map_write_,N)(map->write, ra, val, processor, cia); + if (WITH_MON & MONITOR_LOAD_STORE_UNIT) + mon_write(ea, ra, sizeof(unsigned_N), processor, cia); + TRACE(trace_load_store, ("store cia=0x%x ea=0x%x N=%d val=0x%x\n", + cia, ea, sizeof(unsigned_N), val)); + } + else { + switch (CURRENT_ALIGNMENT) { + case STRICT_ALIGNMENT: + alignment_interrupt(processor, cia, ea); + break; + case NONSTRICT_ALIGNMENT: + { + unsigned_N data = H2T_N(val); + if (vm_data_map_write_buffer(map, &data, ea, sizeof(unsigned_N), 0) + != sizeof(unsigned_N)) + alignment_interrupt(processor, cia, ea); + if (WITH_MON & MONITOR_LOAD_STORE_UNIT) { + /* YUCK */ + unsigned ra = vm_real_data_addr(map, ea, 1, processor, cia); + mon_write(ea, ra, sizeof(unsigned_N), processor, cia); + } + TRACE(trace_load_store, ("store cia=0x%x ea=0x%x N=%d val=0x%x\n", + cia, ea, sizeof(unsigned_N), val)); + } + break; + default: + error("unknown alignment support\n"); + } + } +} |