diff options
Diffstat (limited to 'src/pkg/runtime/malloc.h')
| -rw-r--r-- | src/pkg/runtime/malloc.h | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/src/pkg/runtime/malloc.h b/src/pkg/runtime/malloc.h index ae6b70b14..67e7d42eb 100644 --- a/src/pkg/runtime/malloc.h +++ b/src/pkg/runtime/malloc.h @@ -227,6 +227,7 @@ struct MCache MCacheList list[NumSizeClasses]; uint64 size; int64 local_alloc; // bytes allocated (or freed) since last lock of heap + int32 next_sample; // trigger heap sample after allocating this many bytes }; void* MCache_Alloc(MCache *c, int32 sizeclass, uintptr size, int32 zeroed); @@ -321,7 +322,7 @@ MSpan* MHeap_Lookup(MHeap *h, PageID p); MSpan* MHeap_LookupMaybe(MHeap *h, PageID p); void MGetSizeClassInfo(int32 sizeclass, int32 *size, int32 *npages, int32 *nobj); -void* mallocgc(uintptr size, uint32 flag, int32 dogc, int32 zeroed); +void* mallocgc(uintptr size, uint32 flag, int32 dogc, int32 zeroed, int32 skip_depth); int32 mlookup(void *v, byte **base, uintptr *size, MSpan **s, uint32 **ref); void gc(int32 force); @@ -342,4 +343,19 @@ enum RefFinalize, // ready to be finalized RefNoPointers = 0x80000000U, // flag - no pointers here RefHasFinalizer = 0x40000000U, // flag - has finalizer + RefProfiled = 0x20000000U, // flag - is in profiling table + RefNoProfiling = 0x10000000U, // flag - must not profile + RefFlags = 0xFFFF0000U, }; + +void MProf_Malloc(int32, void*, uintptr); +void MProf_Free(void*, uintptr); + +// Malloc profiling settings. +// Must match definition in extern.go. +enum { + MProf_None = 0, + MProf_Sample = 1, + MProf_All = 2, +}; +extern int32 malloc_profile; |