+#define __STDC_FORMAT_MACROS
+#include <inttypes.h>
+
#include "librace.h"
#include "common.h"
+#include "datarace.h"
+#include "model.h"
+#include "threads-model.h"
+#include "snapshot-interface.h"
void store_8(void *addr, uint8_t val)
{
- DEBUG("addr = %p, val = %u\n", addr, val);
+ DEBUG("addr = %p, val = %" PRIu8 "\n", addr, val);
+ thread_id_t tid = thread_current()->get_id();
+ raceCheckWrite(tid, addr);
+ (*(uint8_t *)addr) = val;
}
void store_16(void *addr, uint16_t val)
{
- DEBUG("addr = %p, val = %u\n", addr, val);
+ DEBUG("addr = %p, val = %" PRIu16 "\n", addr, val);
+ thread_id_t tid = thread_current()->get_id();
+ raceCheckWrite(tid, addr);
+ raceCheckWrite(tid, (void *)(((uintptr_t)addr) + 1));
+ (*(uint16_t *)addr) = val;
}
void store_32(void *addr, uint32_t val)
{
- DEBUG("addr = %p, val = %u\n", addr, val);
+ DEBUG("addr = %p, val = %" PRIu32 "\n", addr, val);
+ thread_id_t tid = thread_current()->get_id();
+ raceCheckWrite(tid, addr);
+ raceCheckWrite(tid, (void *)(((uintptr_t)addr) + 1));
+ raceCheckWrite(tid, (void *)(((uintptr_t)addr) + 2));
+ raceCheckWrite(tid, (void *)(((uintptr_t)addr) + 3));
+ (*(uint32_t *)addr) = val;
}
void store_64(void *addr, uint64_t val)
{
- DEBUG("addr = %p, val = %llu\n", addr, val);
+ DEBUG("addr = %p, val = %" PRIu64 "\n", addr, val);
+ thread_id_t tid = thread_current()->get_id();
+ raceCheckWrite(tid, addr);
+ raceCheckWrite(tid, (void *)(((uintptr_t)addr) + 1));
+ raceCheckWrite(tid, (void *)(((uintptr_t)addr) + 2));
+ raceCheckWrite(tid, (void *)(((uintptr_t)addr) + 3));
+ raceCheckWrite(tid, (void *)(((uintptr_t)addr) + 4));
+ raceCheckWrite(tid, (void *)(((uintptr_t)addr) + 5));
+ raceCheckWrite(tid, (void *)(((uintptr_t)addr) + 6));
+ raceCheckWrite(tid, (void *)(((uintptr_t)addr) + 7));
+ (*(uint64_t *)addr) = val;
}
-uint8_t load_8(void *addr)
+uint8_t load_8(const void *addr)
{
DEBUG("addr = %p\n", addr);
- return 0;
+ thread_id_t tid = thread_current()->get_id();
+ raceCheckRead(tid, addr);
+ return *((uint8_t *)addr);
}
-uint16_t load_16(void *addr)
+uint16_t load_16(const void *addr)
{
DEBUG("addr = %p\n", addr);
- return 0;
+ thread_id_t tid = thread_current()->get_id();
+ raceCheckRead(tid, addr);
+ raceCheckRead(tid, (const void *)(((uintptr_t)addr) + 1));
+ return *((uint16_t *)addr);
}
-uint32_t load_32(void *addr)
+uint32_t load_32(const void *addr)
{
DEBUG("addr = %p\n", addr);
- return 0;
+ thread_id_t tid = thread_current()->get_id();
+ raceCheckRead(tid, addr);
+ raceCheckRead(tid, (const void *)(((uintptr_t)addr) + 1));
+ raceCheckRead(tid, (const void *)(((uintptr_t)addr) + 2));
+ raceCheckRead(tid, (const void *)(((uintptr_t)addr) + 3));
+ return *((uint32_t *)addr);
}
-uint64_t load_64(void *addr)
+uint64_t load_64(const void *addr)
{
DEBUG("addr = %p\n", addr);
- return 0;
+ thread_id_t tid = thread_current()->get_id();
+ raceCheckRead(tid, addr);
+ raceCheckRead(tid, (const void *)(((uintptr_t)addr) + 1));
+ raceCheckRead(tid, (const void *)(((uintptr_t)addr) + 2));
+ raceCheckRead(tid, (const void *)(((uintptr_t)addr) + 3));
+ raceCheckRead(tid, (const void *)(((uintptr_t)addr) + 4));
+ raceCheckRead(tid, (const void *)(((uintptr_t)addr) + 5));
+ raceCheckRead(tid, (const void *)(((uintptr_t)addr) + 6));
+ raceCheckRead(tid, (const void *)(((uintptr_t)addr) + 7));
+ return *((uint64_t *)addr);
+}
+
+/**
+ * Helper functions used by CDSPass
+ * The CDSPass implementation does not replace normal load/stores with cds load/stores,
+ * but inserts cds load/stores to check dataraces. Thus, the cds load/stores do not
+ * return anything.
+ */
+
+void cds_store8(void *addr)
+{
+ //DEBUG("addr = %p, val = %" PRIu8 "\n", addr, val);
+ if (!model)
+ return;
+ thread_id_t tid = thread_current()->get_id();
+ raceCheckWrite(tid, addr);
+}
+
+void cds_store16(void *addr)
+{
+ //DEBUG("addr = %p, val = %" PRIu16 "\n", addr, val);
+ if (!model)
+ return;
+ thread_id_t tid = thread_current()->get_id();
+ raceCheckWrite(tid, addr);
+ raceCheckWrite(tid, (void *)(((uintptr_t)addr) + 1));
+}
+
+void cds_store32(void *addr)
+{
+ //DEBUG("addr = %p, val = %" PRIu32 "\n", addr, val);
+ if (!model)
+ return;
+ thread_id_t tid = thread_current()->get_id();
+ raceCheckWrite(tid, addr);
+ raceCheckWrite(tid, (void *)(((uintptr_t)addr) + 1));
+ raceCheckWrite(tid, (void *)(((uintptr_t)addr) + 2));
+ raceCheckWrite(tid, (void *)(((uintptr_t)addr) + 3));
+}
+
+void cds_store64(void *addr)
+{
+ //DEBUG("addr = %p, val = %" PRIu64 "\n", addr, val);
+ if (!model)
+ return;
+ thread_id_t tid = thread_current()->get_id();
+ raceCheckWrite(tid, addr);
+ raceCheckWrite(tid, (void *)(((uintptr_t)addr) + 1));
+ raceCheckWrite(tid, (void *)(((uintptr_t)addr) + 2));
+ raceCheckWrite(tid, (void *)(((uintptr_t)addr) + 3));
+ raceCheckWrite(tid, (void *)(((uintptr_t)addr) + 4));
+ raceCheckWrite(tid, (void *)(((uintptr_t)addr) + 5));
+ raceCheckWrite(tid, (void *)(((uintptr_t)addr) + 6));
+ raceCheckWrite(tid, (void *)(((uintptr_t)addr) + 7));
+}
+
+void cds_load8(const void *addr) {
+ if (!model)
+ return;
+ thread_id_t tid = thread_current()->get_id();
+ raceCheckRead(tid, addr);
+}
+
+void cds_load16(const void *addr) {
+ if (!model)
+ return;
+ thread_id_t tid = thread_current()->get_id();
+ raceCheckRead(tid, addr);
+ raceCheckRead(tid, (const void *)(((uintptr_t)addr) + 1));
+}
+
+void cds_load32(const void *addr) {
+ if (!model)
+ return;
+ thread_id_t tid = thread_current()->get_id();
+ raceCheckRead(tid, addr);
+ raceCheckRead(tid, (const void *)(((uintptr_t)addr) + 1));
+ raceCheckRead(tid, (const void *)(((uintptr_t)addr) + 2));
+ raceCheckRead(tid, (const void *)(((uintptr_t)addr) + 3));
+}
+
+void cds_load64(const void *addr) {
+ if (!model)
+ return;
+ thread_id_t tid = thread_current()->get_id();
+ raceCheckRead(tid, addr);
+ raceCheckRead(tid, (const void *)(((uintptr_t)addr) + 1));
+ raceCheckRead(tid, (const void *)(((uintptr_t)addr) + 2));
+ raceCheckRead(tid, (const void *)(((uintptr_t)addr) + 3));
+ raceCheckRead(tid, (const void *)(((uintptr_t)addr) + 4));
+ raceCheckRead(tid, (const void *)(((uintptr_t)addr) + 5));
+ raceCheckRead(tid, (const void *)(((uintptr_t)addr) + 6));
+ raceCheckRead(tid, (const void *)(((uintptr_t)addr) + 7));
}