fix_sst_callbacks: add weak definitions for sst callbacks (#81)

* fix_sst_callbacks: add weak definitions for sst callbacks

* Automated Format

---------

Co-authored-by: purdue-jenkins <[email protected]>

1 files changed, 9 insertions, 1 deletions

diff --git a/src/gpgpu-sim/gpu-sim.h b/src/gpgpu-sim/gpu-sim.h
index d0c2a17..5b253ab 100644
--- a/src/gpgpu-sim/gpu-sim.h
+++ b/src/gpgpu-sim/gpu-sim.h
@@ -78,6 +78,9 @@ extern tr1_hash_map<new_addr_type, unsigned> address_random_interleaving;
  * @return false
  */
 extern bool is_SST_buffer_full(unsigned core_id);
+__attribute__((weak)) bool is_SST_buffer_full(unsigned core_id) {
+  return false;
+}
 
 /**
  * @brief Send loads to SST memory backend
@@ -89,7 +92,9 @@ extern bool is_SST_buffer_full(unsigned core_id);
  */
 extern void send_read_request_SST(unsigned core_id, uint64_t address,
                                   size_t size, void *mem_req);
-
+__attribute__((weak)) void send_read_request_SST(unsigned core_id,
+                                                 uint64_t address, size_t size,
+                                                 void *mem_req) {}
 /**
  * @brief Send stores to SST memory backend
  *
@@ -100,6 +105,9 @@ extern void send_read_request_SST(unsigned core_id, uint64_t address,
  */
 extern void send_write_request_SST(unsigned core_id, uint64_t address,
                                    size_t size, void *mem_req);
+__attribute__((weak)) void send_write_request_SST(unsigned core_id,
+                                                  uint64_t address, size_t size,
+                                                  void *mem_req) {}
 
 enum dram_ctrl_t { DRAM_FIFO = 0, DRAM_FRFCFS = 1 };