| Line 59... |
Line 59... |
int data_ci, insn_ci;
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int data_ci, insn_ci;
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/* Virtual address of current access. */
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/* Virtual address of current access. */
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unsigned long cur_vadd;
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unsigned long cur_vadd;
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/* Temporary variable, which specifies how many cycles did the memory acces require */
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extern int mem_cycles;
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/* Calculates bit mask to fit the data */
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/* Calculates bit mask to fit the data */
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unsigned long bit_mask (unsigned long data) {
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unsigned long bit_mask (unsigned long data) {
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int i = 0;
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int i = 0;
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data--;
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data--;
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while (data >> i)
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while (data >> i)
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| Line 173... |
Line 170... |
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if (verify_memoryarea(memaddr)) {
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if (verify_memoryarea(memaddr)) {
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switch(cur_area->granularity) {
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switch(cur_area->granularity) {
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case 4:
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case 4:
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temp = cur_area->readfunc(memaddr);
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temp = cur_area->readfunc(memaddr);
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mem_cycles += cur_area->delayr;
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runtime.sim.mem_cycles += cur_area->delayr;
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break;
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break;
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case 1:
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case 1:
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temp = cur_area->readfunc(memaddr) << 24;
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temp = cur_area->readfunc(memaddr) << 24;
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temp |= cur_area->readfunc(memaddr + 1) << 16;
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temp |= cur_area->readfunc(memaddr + 1) << 16;
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temp |= cur_area->readfunc(memaddr + 2) << 8;
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temp |= cur_area->readfunc(memaddr + 2) << 8;
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temp |= cur_area->readfunc(memaddr + 3);
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temp |= cur_area->readfunc(memaddr + 3);
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mem_cycles += cur_area->delayr * 4;
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runtime.sim.mem_cycles += cur_area->delayr * 4;
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break;
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break;
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case 2:
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case 2:
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temp = cur_area->readfunc(memaddr) << 16;
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temp = cur_area->readfunc(memaddr) << 16;
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temp |= cur_area->readfunc(memaddr + 2);
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temp |= cur_area->readfunc(memaddr + 2);
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mem_cycles += cur_area->delayr * 2;
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runtime.sim.mem_cycles += cur_area->delayr * 2;
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break;
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break;
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}
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}
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}
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}
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return temp;
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return temp;
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}
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}
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| Line 201... |
Line 198... |
if (verify_memoryarea(memaddr)) {
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if (verify_memoryarea(memaddr)) {
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switch(cur_area->granularity) {
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switch(cur_area->granularity) {
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case 1:
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case 1:
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temp = cur_area->readfunc(memaddr) << 8;
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temp = cur_area->readfunc(memaddr) << 8;
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temp |= cur_area->readfunc(memaddr + 1);
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temp |= cur_area->readfunc(memaddr + 1);
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mem_cycles += cur_area->delayr * 2;
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runtime.sim.mem_cycles += cur_area->delayr * 2;
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break;
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break;
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case 2:
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case 2:
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temp = cur_area->readfunc(memaddr);
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temp = cur_area->readfunc(memaddr);
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mem_cycles += cur_area->delayr;
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runtime.sim.mem_cycles += cur_area->delayr;
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break;
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break;
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case 4:
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case 4:
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temp = evalsim_mem32 (memaddr & ~3ul);
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temp = evalsim_mem32 (memaddr & ~3ul);
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if (memaddr & 2)
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if (memaddr & 2)
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temp &= 0xffff;
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temp &= 0xffff;
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| Line 227... |
Line 224... |
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if (verify_memoryarea(memaddr)) {
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if (verify_memoryarea(memaddr)) {
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switch(cur_area->granularity) {
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switch(cur_area->granularity) {
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case 1:
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case 1:
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temp = cur_area->readfunc(memaddr);
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temp = cur_area->readfunc(memaddr);
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mem_cycles += cur_area->delayr;
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runtime.sim.mem_cycles += cur_area->delayr;
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break;
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break;
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case 2:
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case 2:
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temp = evalsim_mem16 (memaddr & ~1ul);
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temp = evalsim_mem16 (memaddr & ~1ul);
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if (memaddr & 1)
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if (memaddr & 1)
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temp &= 0xff;
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temp &= 0xff;
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| Line 413... |
Line 410... |
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if (verify_memoryarea(memaddr)) {
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if (verify_memoryarea(memaddr)) {
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switch(cur_area->granularity) {
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switch(cur_area->granularity) {
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case 4:
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case 4:
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cur_area->writefunc(memaddr, value);
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cur_area->writefunc(memaddr, value);
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mem_cycles += cur_area->delayw;
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runtime.sim.mem_cycles += cur_area->delayw;
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break;
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break;
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case 1:
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case 1:
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cur_area->writefunc(memaddr , (value >> 24) & 0xFF);
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cur_area->writefunc(memaddr , (value >> 24) & 0xFF);
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cur_area->writefunc(memaddr + 1, (value >> 16) & 0xFF);
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cur_area->writefunc(memaddr + 1, (value >> 16) & 0xFF);
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cur_area->writefunc(memaddr + 2, (value >> 8) & 0xFF);
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cur_area->writefunc(memaddr + 2, (value >> 8) & 0xFF);
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cur_area->writefunc(memaddr + 3, (value ) & 0xFF);
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cur_area->writefunc(memaddr + 3, (value ) & 0xFF);
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mem_cycles += cur_area->delayw * 4;
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runtime.sim.mem_cycles += cur_area->delayw * 4;
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break;
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break;
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case 2:
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case 2:
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cur_area->writefunc(memaddr, (value >> 16) & 0xFFFF);
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cur_area->writefunc(memaddr, (value >> 16) & 0xFFFF);
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cur_area->writefunc(memaddr + 2, value & 0xFFFF);
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cur_area->writefunc(memaddr + 2, value & 0xFFFF);
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mem_cycles += cur_area->delayw * 2;
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runtime.sim.mem_cycles += cur_area->delayw * 2;
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break;
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break;
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}
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}
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} else {
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} else {
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printf("EXCEPTION: write out of memory (32-bit access to %.8lx)\n", memaddr);
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printf("EXCEPTION: write out of memory (32-bit access to %.8lx)\n", memaddr);
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except_handle(EXCEPT_BUSERR, cur_vadd);
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except_handle(EXCEPT_BUSERR, cur_vadd);
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| Line 442... |
Line 439... |
if (verify_memoryarea(memaddr)) {
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if (verify_memoryarea(memaddr)) {
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switch(cur_area->granularity) {
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switch(cur_area->granularity) {
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case 1:
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case 1:
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cur_area->writefunc(memaddr, (value >> 8) & 0xFF);
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cur_area->writefunc(memaddr, (value >> 8) & 0xFF);
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cur_area->writefunc(memaddr + 1, value & 0xFF);
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cur_area->writefunc(memaddr + 1, value & 0xFF);
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mem_cycles += cur_area->delayw * 2;
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runtime.sim.mem_cycles += cur_area->delayw * 2;
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break;
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break;
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case 2:
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case 2:
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cur_area->writefunc(memaddr, value & 0xFFFF);
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cur_area->writefunc(memaddr, value & 0xFFFF);
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mem_cycles += cur_area->delayw;
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runtime.sim.mem_cycles += cur_area->delayw;
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break;
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break;
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case 4:
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case 4:
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temp = evalsim_mem32 (memaddr & ~3ul);
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temp = evalsim_mem32 (memaddr & ~3ul);
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temp &= 0xffff << ((memaddr & 2) ? 16 : 0);
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temp &= 0xffff << ((memaddr & 2) ? 16 : 0);
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temp |= (unsigned long)(value & 0xffff) << ((memaddr & 2) ? 0 : 16);
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temp |= (unsigned long)(value & 0xffff) << ((memaddr & 2) ? 0 : 16);
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| Line 468... |
Line 465... |
unsigned long temp;
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unsigned long temp;
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if (verify_memoryarea(memaddr)) {
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if (verify_memoryarea(memaddr)) {
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switch (cur_area->granularity) {
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switch (cur_area->granularity) {
|
case 1:
|
case 1:
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cur_area->writefunc(memaddr, value);
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cur_area->writefunc(memaddr, value);
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mem_cycles += cur_area->delayw;
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runtime.sim.mem_cycles += cur_area->delayw;
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break;
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break;
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case 2:
|
case 2:
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temp = evalsim_mem16 (memaddr & ~1ul);
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temp = evalsim_mem16 (memaddr & ~1ul);
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temp &= 0xff << ((memaddr & 1) ? 8 : 0);
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temp &= 0xff << ((memaddr & 1) ? 8 : 0);
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temp |= (unsigned short)(value & 0xff) << ((memaddr & 1) ? 0 : 8);
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temp |= (unsigned short)(value & 0xff) << ((memaddr & 1) ? 0 : 8);
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