qemu-e2k/target-sparc/op_mem.h
blueswir1 e909ec2f11 Use ldq and stq for 8 byte accesses (original patch by Robert Reif)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3405 c046a42c-6fe2-441c-8c8c-71466251a162
2007-10-17 17:37:13 +00:00

103 lines
2.9 KiB
C

#ifdef TARGET_ABI32
#define ADDR(x) ((x) & 0xffffffff)
#else
#define ADDR(x) (x)
#endif
/*** Integer load ***/
#define SPARC_LD_OP(name, qp) \
void OPPROTO glue(glue(op_, name), MEMSUFFIX)(void) \
{ \
T1 = (target_ulong)glue(qp, MEMSUFFIX)(ADDR(T0)); \
}
#define SPARC_LD_OP_S(name, qp) \
void OPPROTO glue(glue(op_, name), MEMSUFFIX)(void) \
{ \
T1 = (target_long)glue(qp, MEMSUFFIX)(ADDR(T0)); \
}
#define SPARC_ST_OP(name, op) \
void OPPROTO glue(glue(op_, name), MEMSUFFIX)(void) \
{ \
glue(op, MEMSUFFIX)(ADDR(T0), T1); \
}
SPARC_LD_OP(ld, ldl);
SPARC_LD_OP(ldub, ldub);
SPARC_LD_OP(lduh, lduw);
SPARC_LD_OP_S(ldsb, ldsb);
SPARC_LD_OP_S(ldsh, ldsw);
/*** Integer store ***/
SPARC_ST_OP(st, stl);
SPARC_ST_OP(stb, stb);
SPARC_ST_OP(sth, stw);
void OPPROTO glue(op_std, MEMSUFFIX)(void)
{
uint64_t tmp = ((uint64_t)T1 << 32) | (uint64_t)(T2 & 0xffffffff);
glue(stq, MEMSUFFIX)(ADDR(T0), tmp);
}
void OPPROTO glue(op_ldstub, MEMSUFFIX)(void)
{
T1 = glue(ldub, MEMSUFFIX)(ADDR(T0));
glue(stb, MEMSUFFIX)(ADDR(T0), 0xff); /* XXX: Should be Atomically */
}
void OPPROTO glue(op_swap, MEMSUFFIX)(void)
{
target_ulong tmp = glue(ldl, MEMSUFFIX)(ADDR(T0));
glue(stl, MEMSUFFIX)(ADDR(T0), T1); /* XXX: Should be Atomically */
T1 = tmp;
}
void OPPROTO glue(op_ldd, MEMSUFFIX)(void)
{
uint64_t tmp;
tmp = glue(ldq, MEMSUFFIX)(ADDR(T0));
T1 = tmp >> 32;
T0 = tmp & 0xffffffff;
}
/*** Floating-point store ***/
void OPPROTO glue(op_stf, MEMSUFFIX) (void)
{
glue(stfl, MEMSUFFIX)(ADDR(T0), FT0);
}
void OPPROTO glue(op_stdf, MEMSUFFIX) (void)
{
glue(stfq, MEMSUFFIX)(ADDR(T0), DT0);
}
/*** Floating-point load ***/
void OPPROTO glue(op_ldf, MEMSUFFIX) (void)
{
FT0 = glue(ldfl, MEMSUFFIX)(ADDR(T0));
}
void OPPROTO glue(op_lddf, MEMSUFFIX) (void)
{
DT0 = glue(ldfq, MEMSUFFIX)(ADDR(T0));
}
#ifdef TARGET_SPARC64
void OPPROTO glue(op_lduw, MEMSUFFIX)(void)
{
T1 = (uint64_t)(glue(ldl, MEMSUFFIX)(ADDR(T0)) & 0xffffffff);
}
void OPPROTO glue(op_ldsw, MEMSUFFIX)(void)
{
T1 = (int64_t)(glue(ldl, MEMSUFFIX)(ADDR(T0)) & 0xffffffff);
}
SPARC_LD_OP(ldx, ldq);
SPARC_ST_OP(stx, stq);
#endif
#undef MEMSUFFIX