From f54020eb8155371725ab75b0fc5c419287eca084 Mon Sep 17 00:00:00 2001 From: Giacomo Travaglini Date: Mon, 4 Jun 2018 09:40:19 +0100 Subject: misc: Using smart pointers for memory Requests This patch is changing the underlying type for RequestPtr from Request* to shared_ptr. Having memory requests being managed by smart pointers will simplify the code; it will also prevent memory leakage and dangling pointers. Change-Id: I7749af38a11ac8eb4d53d8df1252951e0890fde3 Signed-off-by: Giacomo Travaglini Reviewed-by: Andreas Sandberg Reviewed-on: https://gem5-review.googlesource.com/10996 Reviewed-by: Nikos Nikoleris Maintainer: Nikos Nikoleris --- src/cpu/base.cc | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'src/cpu/base.cc') diff --git a/src/cpu/base.cc b/src/cpu/base.cc index c576f1def..1a497db9a 100644 --- a/src/cpu/base.cc +++ b/src/cpu/base.cc @@ -318,7 +318,7 @@ BaseCPU::mwaitAtomic(ThreadID tid, ThreadContext *tc, BaseTLB *dtb) assert(tid < numThreads); AddressMonitor &monitor = addressMonitor[tid]; - Request req; + RequestPtr req; Addr addr = monitor.vAddr; int block_size = cacheLineSize(); uint64_t mask = ~((uint64_t)(block_size - 1)); @@ -330,13 +330,13 @@ BaseCPU::mwaitAtomic(ThreadID tid, ThreadContext *tc, BaseTLB *dtb) if (secondAddr > addr) size = secondAddr - addr; - req.setVirt(0, addr, size, 0x0, dataMasterId(), tc->instAddr()); + req->setVirt(0, addr, size, 0x0, dataMasterId(), tc->instAddr()); // translate to physical address - Fault fault = dtb->translateAtomic(&req, tc, BaseTLB::Read); + Fault fault = dtb->translateAtomic(req, tc, BaseTLB::Read); assert(fault == NoFault); - monitor.pAddr = req.getPaddr() & mask; + monitor.pAddr = req->getPaddr() & mask; monitor.waiting = true; DPRINTF(Mwait,"[tid:%d] mwait called (vAddr=0x%lx, line's paddr=0x%lx)\n", -- cgit v1.2.3