c570fd169c
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2250 c046a42c-6fe2-441c-8c8c-71466251a162
300 lines
6.3 KiB
C
300 lines
6.3 KiB
C
#ifdef TARGET_WORDS_BIGENDIAN
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#define GET_LMASK(v) ((v) & 3)
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#else
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#define GET_LMASK(v) (((v) & 3) ^ 3)
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#endif
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void glue(do_lwl, MEMSUFFIX) (uint32_t tmp)
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{
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#if defined (DEBUG_OP)
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target_ulong sav = T0;
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#endif
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switch (GET_LMASK(T0)) {
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case 0:
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T0 = tmp;
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break;
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case 1:
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T0 = (tmp << 8) | (T1 & 0x000000FF);
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break;
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case 2:
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T0 = (tmp << 16) | (T1 & 0x0000FFFF);
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break;
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case 3:
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T0 = (tmp << 24) | (T1 & 0x00FFFFFF);
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break;
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}
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#if defined (DEBUG_OP)
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if (logfile) {
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fprintf(logfile, "%s: %08x - %08x %08x => %08x\n",
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__func__, sav, tmp, T1, T0);
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}
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#endif
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RETURN();
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}
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void glue(do_lwr, MEMSUFFIX) (uint32_t tmp)
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{
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#if defined (DEBUG_OP)
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target_ulong sav = T0;
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#endif
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switch (GET_LMASK(T0)) {
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case 0:
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T0 = (tmp >> 24) | (T1 & 0xFFFFFF00);
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break;
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case 1:
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T0 = (tmp >> 16) | (T1 & 0xFFFF0000);
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break;
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case 2:
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T0 = (tmp >> 8) | (T1 & 0xFF000000);
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break;
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case 3:
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T0 = tmp;
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break;
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}
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#if defined (DEBUG_OP)
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if (logfile) {
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fprintf(logfile, "%s: %08x - %08x %08x => %08x\n",
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__func__, sav, tmp, T1, T0);
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}
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#endif
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RETURN();
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}
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uint32_t glue(do_swl, MEMSUFFIX) (uint32_t tmp)
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{
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#if defined (DEBUG_OP)
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target_ulong sav = tmp;
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#endif
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switch (GET_LMASK(T0)) {
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case 0:
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tmp = T1;
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break;
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case 1:
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tmp = (tmp & 0xFF000000) | (T1 >> 8);
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break;
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case 2:
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tmp = (tmp & 0xFFFF0000) | (T1 >> 16);
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break;
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case 3:
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tmp = (tmp & 0xFFFFFF00) | (T1 >> 24);
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break;
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}
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#if defined (DEBUG_OP)
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if (logfile) {
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fprintf(logfile, "%s: %08x - %08x %08x => %08x\n",
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__func__, T0, sav, T1, tmp);
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}
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#endif
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RETURN();
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return tmp;
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}
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uint32_t glue(do_swr, MEMSUFFIX) (uint32_t tmp)
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{
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#if defined (DEBUG_OP)
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target_ulong sav = tmp;
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#endif
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switch (GET_LMASK(T0)) {
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case 0:
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tmp = (tmp & 0x00FFFFFF) | (T1 << 24);
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break;
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case 1:
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tmp = (tmp & 0x0000FFFF) | (T1 << 16);
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break;
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case 2:
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tmp = (tmp & 0x000000FF) | (T1 << 8);
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break;
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case 3:
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tmp = T1;
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break;
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}
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#if defined (DEBUG_OP)
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if (logfile) {
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fprintf(logfile, "%s: %08x - %08x %08x => %08x\n",
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__func__, T0, sav, T1, tmp);
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}
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#endif
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RETURN();
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return tmp;
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}
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#ifdef MIPS_HAS_MIPS64
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# ifdef TARGET_WORDS_BIGENDIAN
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#define GET_LMASK64(v) ((v) & 4)
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#else
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#define GET_LMASK64(v) (((v) & 4) ^ 4)
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#endif
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void glue(do_ldl, MEMSUFFIX) (uint64_t tmp)
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{
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#if defined (DEBUG_OP)
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target_ulong sav = T0;
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#endif
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switch (GET_LMASK64(T0)) {
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case 0:
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T0 = tmp;
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break;
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case 1:
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T0 = (tmp << 8) | (T1 & 0x00000000000000FFULL);
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break;
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case 2:
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T0 = (tmp << 16) | (T1 & 0x000000000000FFFFULL);
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break;
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case 3:
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T0 = (tmp << 24) | (T1 & 0x0000000000FFFFFFULL);
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break;
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case 4:
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T0 = (tmp << 32) | (T1 & 0x00000000FFFFFFFFULL);
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break;
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case 5:
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T0 = (tmp << 40) | (T1 & 0x000000FFFFFFFFFFULL);
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break;
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case 6:
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T0 = (tmp << 48) | (T1 & 0x0000FFFFFFFFFFFFULL);
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break;
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case 7:
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T0 = (tmp << 56) | (T1 & 0x00FFFFFFFFFFFFFFULL);
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break;
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}
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#if defined (DEBUG_OP)
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if (logfile) {
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fprintf(logfile, "%s: %08x - %08x %08x => %08x\n",
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__func__, sav, tmp, T1, T0);
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}
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#endif
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RETURN();
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}
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void glue(do_ldr, MEMSUFFIX) (uint64_t tmp)
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{
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#if defined (DEBUG_OP)
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target_ulong sav = T0;
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#endif
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switch (GET_LMASK64(T0)) {
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case 0:
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T0 = (tmp >> 56) | (T1 & 0xFFFFFFFFFFFFFF00ULL);
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break;
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case 1:
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T0 = (tmp >> 48) | (T1 & 0xFFFFFFFFFFFF0000ULL);
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break;
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case 2:
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T0 = (tmp >> 40) | (T1 & 0xFFFFFFFFFF000000ULL);
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break;
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case 3:
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T0 = (tmp >> 32) | (T1 & 0xFFFFFFFF00000000ULL);
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break;
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case 4:
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T0 = (tmp >> 24) | (T1 & 0xFFFFFF0000000000ULL);
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break;
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case 5:
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T0 = (tmp >> 16) | (T1 & 0xFFFF000000000000ULL);
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break;
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case 6:
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T0 = (tmp >> 8) | (T1 & 0xFF00000000000000ULL);
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break;
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case 7:
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T0 = tmp;
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break;
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}
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#if defined (DEBUG_OP)
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if (logfile) {
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fprintf(logfile, "%s: %08x - %08x %08x => %08x\n",
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__func__, sav, tmp, T1, T0);
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}
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#endif
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RETURN();
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}
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uint64_t glue(do_sdl, MEMSUFFIX) (uint64_t tmp)
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{
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#if defined (DEBUG_OP)
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target_ulong sav = tmp;
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#endif
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switch (GET_LMASK64(T0)) {
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case 0:
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tmp = T1;
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break;
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case 1:
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tmp = (tmp & 0xFF00000000000000ULL) | (T1 >> 8);
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break;
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case 2:
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tmp = (tmp & 0xFFFF000000000000ULL) | (T1 >> 16);
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break;
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case 3:
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tmp = (tmp & 0xFFFFFF0000000000ULL) | (T1 >> 24);
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break;
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case 4:
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tmp = (tmp & 0xFFFFFFFF00000000ULL) | (T1 >> 32);
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break;
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case 5:
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tmp = (tmp & 0xFFFFFFFFFF000000ULL) | (T1 >> 40);
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break;
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case 6:
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tmp = (tmp & 0xFFFFFFFFFFFF0000ULL) | (T1 >> 48);
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break;
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case 7:
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tmp = (tmp & 0xFFFFFFFFFFFFFF00ULL) | (T1 >> 56);
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break;
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}
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#if defined (DEBUG_OP)
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if (logfile) {
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fprintf(logfile, "%s: %08x - %08x %08x => %08x\n",
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__func__, T0, sav, T1, tmp);
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}
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#endif
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RETURN();
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return tmp;
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}
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uint64_t glue(do_sdr, MEMSUFFIX) (uint64_t tmp)
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{
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#if defined (DEBUG_OP)
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target_ulong sav = tmp;
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#endif
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switch (GET_LMASK64(T0)) {
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case 0:
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tmp = (tmp & 0x00FFFFFFFFFFFFFFULL) | (T1 << 56);
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break;
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case 1:
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tmp = (tmp & 0x0000FFFFFFFFFFFFULL) | (T1 << 48);
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break;
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case 2:
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tmp = (tmp & 0x000000FFFFFFFFFFULL) | (T1 << 40);
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break;
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case 3:
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tmp = (tmp & 0x00000000FFFFFFFFULL) | (T1 << 32);
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break;
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case 4:
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tmp = (tmp & 0x0000000000FFFFFFULL) | (T1 << 24);
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break;
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case 5:
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tmp = (tmp & 0x000000000000FFFFULL) | (T1 << 16);
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break;
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case 6:
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tmp = (tmp & 0x00000000000000FFULL) | (T1 << 8);
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break;
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case 7:
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tmp = T1;
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break;
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}
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#if defined (DEBUG_OP)
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if (logfile) {
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fprintf(logfile, "%s: %08x - %08x %08x => %08x\n",
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__func__, T0, sav, T1, tmp);
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}
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#endif
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RETURN();
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return tmp;
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}
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#endif /* MIPS_HAS_MIPS64 */
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