144 lines
3.0 KiB
C
144 lines
3.0 KiB
C
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void glue(do_lwl, MEMSUFFIX) (void)
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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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uint32_t tmp;
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tmp = glue(ldl, MEMSUFFIX)(T0 & ~3);
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/* XXX: this is valid only in big-endian mode
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* should be reverted for little-endian...
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*/
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switch (T0 & 3) {
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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) (void)
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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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uint32_t tmp;
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tmp = glue(ldl, MEMSUFFIX)(T0 & ~3);
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/* XXX: this is valid only in big-endian mode
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* should be reverted for little-endian...
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*/
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switch (T0 & 3) {
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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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void glue(do_swl, MEMSUFFIX) (void)
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{
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#if defined (DEBUG_OP)
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target_ulong sav;
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#endif
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uint32_t tmp;
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tmp = glue(ldl, MEMSUFFIX)(T0 & ~3);
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#if defined (DEBUG_OP)
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sav = tmp;
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#endif
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/* XXX: this is valid only in big-endian mode
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* should be reverted for little-endian...
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*/
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switch (T0 & 3) {
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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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glue(stl, MEMSUFFIX)(T0 & ~3, tmp);
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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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}
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void glue(do_swr, MEMSUFFIX) (void)
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{
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#if defined (DEBUG_OP)
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target_ulong sav;
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#endif
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uint32_t tmp;
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tmp = glue(ldl, MEMSUFFIX)(T0 & ~3);
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#if defined (DEBUG_OP)
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sav = tmp;
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#endif
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/* XXX: this is valid only in big-endian mode
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* should be reverted for little-endian...
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*/
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switch (T0 & 3) {
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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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glue(stl, MEMSUFFIX)(T0 & ~3, tmp);
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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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}
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