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/*
* MIPS emulation memory micro-operations for qemu.
*
* Copyright (c) 2004-2005 Jocelyn Mayer
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/* Standard loads and stores */
void glue(op_lb, MEMSUFFIX) (void)
{
T0 = glue(ldsb, MEMSUFFIX)(T0);
RETURN();
}
void glue(op_lbu, MEMSUFFIX) (void)
{
T0 = glue(ldub, MEMSUFFIX)(T0);
RETURN();
}
void glue(op_sb, MEMSUFFIX) (void)
{
glue(stb, MEMSUFFIX)(T0, T1);
RETURN();
}
void glue(op_lh, MEMSUFFIX) (void)
{
T0 = glue(ldsw, MEMSUFFIX)(T0);
RETURN();
}
void glue(op_lhu, MEMSUFFIX) (void)
{
T0 = glue(lduw, MEMSUFFIX)(T0);
RETURN();
}
void glue(op_sh, MEMSUFFIX) (void)
{
glue(stw, MEMSUFFIX)(T0, T1);
RETURN();
}
void glue(op_lw, MEMSUFFIX) (void)
{
T0 = glue(ldl, MEMSUFFIX)(T0);
RETURN();
}
void glue(op_lwu, MEMSUFFIX) (void)
{
T0 = glue(ldl, MEMSUFFIX)(T0);
RETURN();
}
void glue(op_sw, MEMSUFFIX) (void)
{
glue(stl, MEMSUFFIX)(T0, T1);
RETURN();
}
/* "half" load and stores. We must do the memory access inline,
or fault handling won't work. */
/* XXX: This is broken, CP0_BADVADDR has the wrong (aligned) value. */
void glue(op_lwl, MEMSUFFIX) (void)
{
uint32_t tmp = glue(ldl, MEMSUFFIX)(T0 & ~3);
CALL_FROM_TB1(glue(do_lwl, MEMSUFFIX), tmp);
RETURN();
}
void glue(op_lwr, MEMSUFFIX) (void)
{
uint32_t tmp = glue(ldl, MEMSUFFIX)(T0 & ~3);
CALL_FROM_TB1(glue(do_lwr, MEMSUFFIX), tmp);
RETURN();
}
void glue(op_swl, MEMSUFFIX) (void)
{
uint32_t tmp = glue(ldl, MEMSUFFIX)(T0 & ~3);
tmp = CALL_FROM_TB1(glue(do_swl, MEMSUFFIX), tmp);
glue(stl, MEMSUFFIX)(T0 & ~3, tmp);
RETURN();
}
void glue(op_swr, MEMSUFFIX) (void)
{
uint32_t tmp = glue(ldl, MEMSUFFIX)(T0 & ~3);
tmp = CALL_FROM_TB1(glue(do_swr, MEMSUFFIX), tmp);
glue(stl, MEMSUFFIX)(T0 & ~3, tmp);
RETURN();
}
void glue(op_ll, MEMSUFFIX) (void)
{
T1 = T0;
T0 = glue(ldl, MEMSUFFIX)(T0);
env->CP0_LLAddr = T1;
RETURN();
}
void glue(op_sc, MEMSUFFIX) (void)
{
CALL_FROM_TB0(dump_sc);
if (T0 == env->CP0_LLAddr) {
glue(stl, MEMSUFFIX)(T0, T1);
T0 = 1;
} else {
T0 = 0;
}
RETURN();
}
#ifdef TARGET_MIPS64
void glue(op_ld, MEMSUFFIX) (void)
{
T0 = glue(ldq, MEMSUFFIX)(T0);
RETURN();
}
void glue(op_sd, MEMSUFFIX) (void)
{
glue(stq, MEMSUFFIX)(T0, T1);
RETURN();
}
/* "half" load and stores. We must do the memory access inline,
or fault handling won't work. */
void glue(op_ldl, MEMSUFFIX) (void)
{
target_long tmp = glue(ldq, MEMSUFFIX)(T0 & ~7);
CALL_FROM_TB1(glue(do_ldl, MEMSUFFIX), tmp);
RETURN();
}
void glue(op_ldr, MEMSUFFIX) (void)
{
target_long tmp = glue(ldq, MEMSUFFIX)(T0 & ~7);
CALL_FROM_TB1(glue(do_ldr, MEMSUFFIX), tmp);
RETURN();
}
void glue(op_sdl, MEMSUFFIX) (void)
{
target_long tmp = glue(ldq, MEMSUFFIX)(T0 & ~7);
tmp = CALL_FROM_TB1(glue(do_sdl, MEMSUFFIX), tmp);
glue(stq, MEMSUFFIX)(T0 & ~7, tmp);
RETURN();
}
void glue(op_sdr, MEMSUFFIX) (void)
{
target_long tmp = glue(ldq, MEMSUFFIX)(T0 & ~7);
tmp = CALL_FROM_TB1(glue(do_sdr, MEMSUFFIX), tmp);
glue(stq, MEMSUFFIX)(T0 & ~7, tmp);
RETURN();
}
void glue(op_lld, MEMSUFFIX) (void)
{
T1 = T0;
T0 = glue(ldq, MEMSUFFIX)(T0);
env->CP0_LLAddr = T1;
RETURN();
}
void glue(op_scd, MEMSUFFIX) (void)
{
CALL_FROM_TB0(dump_sc);
if (T0 == env->CP0_LLAddr) {
glue(stq, MEMSUFFIX)(T0, T1);
T0 = 1;
} else {
T0 = 0;
}
RETURN();
}
#endif /* TARGET_MIPS64 */
void glue(op_lwc1, MEMSUFFIX) (void)
{
WT0 = glue(ldl, MEMSUFFIX)(T0);
RETURN();
}
void glue(op_swc1, MEMSUFFIX) (void)
{
glue(stl, MEMSUFFIX)(T0, WT0);
RETURN();
}
void glue(op_ldc1, MEMSUFFIX) (void)
{
DT0 = glue(ldq, MEMSUFFIX)(T0);
RETURN();
}
void glue(op_sdc1, MEMSUFFIX) (void)
{
glue(stq, MEMSUFFIX)(T0, DT0);
RETURN();
}
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