Tracy Build system setup

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "src/libexpr/tracy"]
+	path = src/libexpr/tracy
+	url = git@github.com:wolfpld/tracy.git

src/libexpr/eval.cc

@@ -25,6 +25,7 @@
 #include "flake/flakeref.hh"
 #include "parser-tab.hh"
 
+#include <tracy/Tracy.hpp>
 #include <algorithm>
 #include <chrono>
 #include <iostream>
@@ -1372,6 +1373,7 @@ static std::string showAttrPath(EvalState & state, Env & env, const AttrPath & a
 
 void ExprSelect::eval(EvalState & state, Env & env, Value & v)
 {
+    ZoneScopedN("select");
     Value vTmp;
     PosIdx pos2;
     Value * vAttrs = &vTmp;

src/libexpr/local.mk

@@ -10,9 +10,10 @@ libexpr_SOURCES := \
   $(wildcard $(d)/primops/*.cc) \
   $(wildcard $(d)/flake/*.cc) \
   $(d)/lexer-tab.cc \
-  $(d)/parser-tab.cc
+  $(d)/parser-tab.cc \
+  $(d)/tracy/public/TracyClient.cpp
 
-libexpr_CXXFLAGS += -I src/libutil -I src/libstore -I src/libfetchers -I src/libmain -I src/libexpr
+libexpr_CXXFLAGS += -I src/libutil -I src/libstore -I src/libfetchers -I src/libmain -I src/libexpr -I src/libexpr/tracy/public
 
 libexpr_LIBS = libutil libstore libfetchers
 

src/libexpr/tracy

@@ -0,0 +1 @@
+Subproject commit 37aff70dfa50cf6307b3fee6074d627dc2929143