tests/run-make/track-pgo-dep-info/Makefile

   1 # needs-profiler-support
   2 # ignore-windows-gnu
   3
   4 -include ../../run-make-fulldeps/tools.mk
   5
   6 # FIXME(eddyb) provide `HOST_RUSTC` and `TARGET_RUSTC`
   7 # instead of hardcoding them everywhere they're needed.
   8 ifeq ($(IS_MUSL_HOST),1)
   9 ADDITIONAL_ARGS := $(RUSTFLAGS)
  10 endif
  11
  12 all:
  13         # Generate PGO profiles
  14         $(BARE_RUSTC) $(ADDITIONAL_ARGS) -Cprofile-generate=$(TMPDIR)/profiles --out-dir $(TMPDIR) main.rs
  15         $(TMPDIR)/main
  16
  17         # Merge profiles
  18         "$(LLVM_BIN_DIR)/llvm-profdata" merge \
  19                 -o "$(TMPDIR)/merged.profdata" \
  20                 "$(TMPDIR)/profiles" || exit 1
  21
  22         # Use the profile
  23         $(RUSTC) -Cprofile-use=$(TMPDIR)/merged.profdata --emit dep-info main.rs
  24
  25         # Check that profile file is in depinfo
  26         $(CGREP) "merged.profdata" < $(TMPDIR)/main.d