More detailed irgen timings.

src/compiler/irgen.jl

@@ -98,16 +98,18 @@ function compile_linfo(job::CompilerJob, linfo::Core.MethodInstance, world)
 end
 
 function irgen(job::CompilerJob, linfo::Core.MethodInstance, world)
- entry, modules = compile_linfo(job, linfo, world)
+ entry, modules = @timeit to[] "emission" compile_linfo(job, linfo, world)
 
  # link in dependent modules
- mod = popfirst!(modules)
- for dep in modules
- link!(mod, dep)
+ @timeit to[] "linking" begin
+ mod = popfirst!(modules)
+ for dep in modules
+ link!(mod, dep)
+ end
  end
 
  # clean up incompatibilities
- for llvmf in functions(mod)
+ @timeit to[] "clean-up" for llvmf in functions(mod)
  llvmfn = LLVM.name(llvmf)
 
  # only occurs in debug builds
@@ -164,15 +166,14 @@ function irgen(job::CompilerJob, linfo::Core.MethodInstance, world)
  LLVM.name!(entry, llvmfn)
 
  # minimal required optimization
- ModulePassManager() do pm
+ @timeit to[] "rewrite" ModulePassManager() do pm
  global current_job
  current_job = job
 
  add!(pm, ModulePass("LowerThrow", lower_throw!))
  add!(pm, FunctionPass("HideUnreachable", hide_unreachable!))
  add!(pm, ModulePass("HideTrap", hide_trap!))
  always_inliner!(pm)
- verifier!(pm)
  run!(pm, mod)
  end