Changeset 104876 in vbox for trunk/src/VBox/VMM/VMMAll

Timestamp:

Jun 10, 2024 1:50:35 PM (9 months ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

163476

Message:

VMM/IEM: Optimize executable memory allocation on macOS by removing the need for calling RTMemProtect() to switch between RW and RX memory. [build fixes] ?bugref:10555

File:

• trunk/src/VBox/VMM/VMMAll/IEMAllN8veExecMem.cpp (modified) (4 diffs)

trunk/src/VBox/VMM/VMMAll/IEMAllN8veExecMem.cpp ¶

@@ -459 +459 @@
  * Try allocate a block of @a cReqUnits in the chunk @a idxChunk.
  */
-static void *iemExecMemAllocatorAllocInChunkInt(PIEMEXECMEMALLOCATOR pExecMemAllocator, uint64_t *pbmAlloc, uint32_t idxFirst,
-                                                uint32_t cToScan, uint32_t cReqUnits, uint32_t idxChunk, PIEMTB pTb, void **ppvExec)
+static void *
+iemExecMemAllocatorAllocInChunkInt(PIEMEXECMEMALLOCATOR pExecMemAllocator, uint64_t *pbmAlloc, uint32_t idxFirst,
+                                   uint32_t cToScan, uint32_t cReqUnits, uint32_t idxChunk, PIEMTB pTb, void **ppvExec)
 {
     /*
@@ -529 +530 @@
 
 static void *
-iemExecMemAllocatorAllocInChunk(PIEMEXECMEMALLOCATOR pExecMemAllocator, uint32_t idxChunk, uint32_t cbReq, PIEMTB pTb, void **ppvExec)
+iemExecMemAllocatorAllocInChunk(PIEMEXECMEMALLOCATOR pExecMemAllocator, uint32_t idxChunk, uint32_t cbReq, PIEMTB pTb,
+                                void **ppvExec)
 {
     /*
@@ -812 +814 @@
     unsigned const cbNeeded         = sizeof(IMAGE_RUNTIME_FUNCTION_ENTRY) * cFunctionEntries + cbUnwindInfo;
     PIMAGE_RUNTIME_FUNCTION_ENTRY const paFunctions
-        = (PIMAGE_RUNTIME_FUNCTION_ENTRY)iemExecMemAllocatorAllocInChunk(pExecMemAllocator, idxChunk, cbNeeded, NULL);
+        = (PIMAGE_RUNTIME_FUNCTION_ENTRY)iemExecMemAllocatorAllocInChunk(pExecMemAllocator, idxChunk, cbNeeded, NULL, NULL);
     AssertReturn(paFunctions, VERR_INTERNAL_ERROR_5);
     pExecMemAllocator->aChunks[idxChunk].pvUnwindInfo = paFunctions;
@@ -1048 +1050 @@
      */
     GDBJITSYMFILE * const pSymFile = (GDBJITSYMFILE *)iemExecMemAllocatorAllocInChunk(pExecMemAllocator, idxChunk,
-                                                                                      sizeof(GDBJITSYMFILE), NULL);
+                                                                                      sizeof(GDBJITSYMFILE), NULL, NULL);
     AssertReturn(pSymFile, VERR_INTERNAL_ERROR_5);
     unsigned const offSymFileInChunk = (uintptr_t)pSymFile - (uintptr_t)pvChunk;