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xemu/target-mips/op_helper_mem.c
ths 3a3f24fce8 Fix lwl/lwr for 64bit emulation, also debug output spec for 64bit emulation. 
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2283 c046a42c-6fe2-441c-8c8c-71466251a162
2007-01-01 20:34:37 +00:00

302 lines
6.7 KiB
C
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#undef DEBUG_OP
#ifdef TARGET_WORDS_BIGENDIAN
#define GET_LMASK(v) ((v) & 3)
#else
#define GET_LMASK(v) (((v) & 3) ^ 3)
#endif
void glue(do_lwl, MEMSUFFIX) (uint32_t tmp)
{
#if defined (DEBUG_OP)
target_ulong sav = T0;
#endif
switch (GET_LMASK(T0)) {
case 0:
T0 = (int32_t)tmp;
break;
case 1:
T0 = (int32_t)((tmp << 8) | (T1 & 0x000000FF));
break;
case 2:
T0 = (int32_t)((tmp << 16) | (T1 & 0x0000FFFF));
break;
case 3:
T0 = (int32_t)((tmp << 24) | (T1 & 0x00FFFFFF));
break;
}
#if defined (DEBUG_OP)
if (logfile) {
fprintf(logfile, "%s: " TLSZ " - %08x " TLSZ " => " TLSZ "\n",
__func__, sav, tmp, T1, T0);
}
#endif
RETURN();
}
void glue(do_lwr, MEMSUFFIX) (uint32_t tmp)
{
#if defined (DEBUG_OP)
target_ulong sav = T0;
#endif
switch (GET_LMASK(T0)) {
case 0:
T0 = (int32_t)((tmp >> 24) | (T1 & 0xFFFFFF00));
break;
case 1:
T0 = (int32_t)((tmp >> 16) | (T1 & 0xFFFF0000));
break;
case 2:
T0 = (int32_t)((tmp >> 8) | (T1 & 0xFF000000));
break;
case 3:
T0 = (int32_t)tmp;
break;
}
#if defined (DEBUG_OP)
if (logfile) {
fprintf(logfile, "%s: " TLSZ " - %08x " TLSZ " => " TLSZ "\n",
__func__, sav, tmp, T1, T0);
}
#endif
RETURN();
}
uint32_t glue(do_swl, MEMSUFFIX) (uint32_t tmp)
{
#if defined (DEBUG_OP)
target_ulong sav = tmp;
#endif
switch (GET_LMASK(T0)) {
case 0:
tmp = (int32_t)T1;
break;
case 1:
tmp = (int32_t)((tmp & 0xFF000000) | ((uint32_t)T1 >> 8));
break;
case 2:
tmp = (int32_t)((tmp & 0xFFFF0000) | ((uint32_t)T1 >> 16));
break;
case 3:
tmp = (int32_t)((tmp & 0xFFFFFF00) | ((uint32_t)T1 >> 24));
break;
}
#if defined (DEBUG_OP)
if (logfile) {
fprintf(logfile, "%s: " TLSZ " - " TLSZ " " TLSZ " => %08x\n",
__func__, T0, sav, T1, tmp);
}
#endif
RETURN();
return tmp;
}
uint32_t glue(do_swr, MEMSUFFIX) (uint32_t tmp)
{
#if defined (DEBUG_OP)
target_ulong sav = tmp;
#endif
switch (GET_LMASK(T0)) {
case 0:
tmp = (int32_t)((tmp & 0x00FFFFFF) | (T1 << 24));
break;
case 1:
tmp = (int32_t)((tmp & 0x0000FFFF) | (T1 << 16));
break;
case 2:
tmp = (int32_t)((tmp & 0x000000FF) | (T1 << 8));
break;
case 3:
tmp = (int32_t)T1;
break;
}
#if defined (DEBUG_OP)
if (logfile) {
fprintf(logfile, "%s: " TLSZ " - " TLSZ " " TLSZ " => %08x\n",
__func__, T0, sav, T1, tmp);
}
#endif
RETURN();
return tmp;
}
#ifdef MIPS_HAS_MIPS64
# ifdef TARGET_WORDS_BIGENDIAN
#define GET_LMASK64(v) ((v) & 4)
#else
#define GET_LMASK64(v) (((v) & 4) ^ 4)
#endif
void glue(do_ldl, MEMSUFFIX) (uint64_t tmp)
{
#if defined (DEBUG_OP)
target_ulong sav = T0;
#endif
switch (GET_LMASK64(T0)) {
case 0:
T0 = tmp;
break;
case 1:
T0 = (tmp << 8) | (T1 & 0x00000000000000FFULL);
break;
case 2:
T0 = (tmp << 16) | (T1 & 0x000000000000FFFFULL);
break;
case 3:
T0 = (tmp << 24) | (T1 & 0x0000000000FFFFFFULL);
break;
case 4:
T0 = (tmp << 32) | (T1 & 0x00000000FFFFFFFFULL);
break;
case 5:
T0 = (tmp << 40) | (T1 & 0x000000FFFFFFFFFFULL);
break;
case 6:
T0 = (tmp << 48) | (T1 & 0x0000FFFFFFFFFFFFULL);
break;
case 7:
T0 = (tmp << 56) | (T1 & 0x00FFFFFFFFFFFFFFULL);
break;
}
#if defined (DEBUG_OP)
if (logfile) {
fprintf(logfile, "%s: " TLSZ " - " TLSZ " " TLSZ " => " TLSZ "\n",
__func__, sav, tmp, T1, T0);
}
#endif
RETURN();
}
void glue(do_ldr, MEMSUFFIX) (uint64_t tmp)
{
#if defined (DEBUG_OP)
target_ulong sav = T0;
#endif
switch (GET_LMASK64(T0)) {
case 0:
T0 = (tmp >> 56) | (T1 & 0xFFFFFFFFFFFFFF00ULL);
break;
case 1:
T0 = (tmp >> 48) | (T1 & 0xFFFFFFFFFFFF0000ULL);
break;
case 2:
T0 = (tmp >> 40) | (T1 & 0xFFFFFFFFFF000000ULL);
break;
case 3:
T0 = (tmp >> 32) | (T1 & 0xFFFFFFFF00000000ULL);
break;
case 4:
T0 = (tmp >> 24) | (T1 & 0xFFFFFF0000000000ULL);
break;
case 5:
T0 = (tmp >> 16) | (T1 & 0xFFFF000000000000ULL);
break;
case 6:
T0 = (tmp >> 8) | (T1 & 0xFF00000000000000ULL);
break;
case 7:
T0 = tmp;
break;
}
#if defined (DEBUG_OP)
if (logfile) {
fprintf(logfile, "%s: " TLSZ " - " TLSZ " " TLSZ " => " TLSZ "\n",
__func__, sav, tmp, T1, T0);
}
#endif
RETURN();
}
uint64_t glue(do_sdl, MEMSUFFIX) (uint64_t tmp)
{
#if defined (DEBUG_OP)
target_ulong sav = tmp;
#endif
switch (GET_LMASK64(T0)) {
case 0:
tmp = T1;
break;
case 1:
tmp = (tmp & 0xFF00000000000000ULL) | (T1 >> 8);
break;
case 2:
tmp = (tmp & 0xFFFF000000000000ULL) | (T1 >> 16);
break;
case 3:
tmp = (tmp & 0xFFFFFF0000000000ULL) | (T1 >> 24);
break;
case 4:
tmp = (tmp & 0xFFFFFFFF00000000ULL) | (T1 >> 32);
break;
case 5:
tmp = (tmp & 0xFFFFFFFFFF000000ULL) | (T1 >> 40);
break;
case 6:
tmp = (tmp & 0xFFFFFFFFFFFF0000ULL) | (T1 >> 48);
break;
case 7:
tmp = (tmp & 0xFFFFFFFFFFFFFF00ULL) | (T1 >> 56);
break;
}
#if defined (DEBUG_OP)
if (logfile) {
fprintf(logfile, "%s: " TLSZ " - " TLSZ " " TLSZ " => " TLSZ "\n",
__func__, T0, sav, T1, tmp);
}
#endif
RETURN();
return tmp;
}
uint64_t glue(do_sdr, MEMSUFFIX) (uint64_t tmp)
{
#if defined (DEBUG_OP)
target_ulong sav = tmp;
#endif
switch (GET_LMASK64(T0)) {
case 0:
tmp = (tmp & 0x00FFFFFFFFFFFFFFULL) | (T1 << 56);
break;
case 1:
tmp = (tmp & 0x0000FFFFFFFFFFFFULL) | (T1 << 48);
break;
case 2:
tmp = (tmp & 0x000000FFFFFFFFFFULL) | (T1 << 40);
break;
case 3:
tmp = (tmp & 0x00000000FFFFFFFFULL) | (T1 << 32);
break;
case 4:
tmp = (tmp & 0x0000000000FFFFFFULL) | (T1 << 24);
break;
case 5:
tmp = (tmp & 0x000000000000FFFFULL) | (T1 << 16);
break;
case 6:
tmp = (tmp & 0x00000000000000FFULL) | (T1 << 8);
break;
case 7:
tmp = T1;
break;
}
#if defined (DEBUG_OP)
if (logfile) {
fprintf(logfile, "%s: " TLSZ " - " TLSZ " " TLSZ " => " TLSZ "\n",
__func__, T0, sav, T1, tmp);
}
#endif
RETURN();
return tmp;
}
#endif /* MIPS_HAS_MIPS64 */
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