Merge pull request #27466 from DokFaust/df/operflist

Reintegrate external profiling support

Author: vchuravy

.gitignore

@@ -4,6 +4,7 @@
 /dist-extras
 /julia
 /usr
+/oprofile_data
 /usr-staging
 /Make.user
 /julia-*
@@ -24,4 +25,5 @@
 *.jl.mem
 *.ji
 
+/perf*
 .DS_Store

Make.inc

@@ -72,6 +72,9 @@ endif
 # Set to 1 to enable profiling with OProfile
 USE_OPROFILE_JITEVENTS ?= 0
 
+# Set to 1 to enable profiling with perf
+USE_PERF_JITEVENTS ?= 0
+
 # libc++ is standard on OS X 10.9, but not for earlier releases
 USE_LIBCPP := 0
 
@@ -1067,6 +1070,12 @@ ifeq ($(DISABLE_LIBUNWIND), 1)
 JCPPFLAGS += -DJL_DISABLE_LIBUNWIND
 endif
 
+# perf
+ifeq ($(USE_PERF_JITEVENTS), 1)
+JCPPFLAGS += -DJL_USE_PERF_JITEVENTS
+endif
+
+
 # Intel libraries
 
 ifeq ($(USE_INTEL_LIBM), 1)

deps/llvm.mk

@@ -98,6 +98,10 @@ ifeq ($(USE_OPROFILE_JITEVENTS), 1)
 LLVM_CMAKE += -DLLVM_USE_OPROFILE:BOOL=ON
 endif # USE_OPROFILE_JITEVENTS
 
+ifeq ($(USE_PERF_JITEVENTS), 1)
+	LLVM_CMAKE += -DLLVM_USE_PERF:BOOL=ON
+endif # USE_PERF_JITEVENTS
+
 ifeq ($(BUILD_LLDB),1)
 ifeq ($(USECLANG),0)
 LLVM_CXXFLAGS += -std=c++0x
@@ -494,6 +498,8 @@ $(eval $(call LLVM_PATCH,llvm-rL332302)) # remove for 7.0
 $(eval $(call LLVM_PATCH,llvm-rL332694)) # remove for 7.0
 $(eval $(call LLVM_PATCH,llvm-rL327898)) # remove for 7.0
 $(eval $(call LLVM_PATCH,llvm-6.0-DISABLE_ABI_CHECKS))
+$(eval $(call LLVM_PATCH,llvm-OProfile-line-num))
+$(eval $(call LLVM_PATCH,llvm-D44892-Perf-integration))
 endif # LLVM_VER
 
 # Remove hardcoded OS X requirements in compilter-rt cmake build