projects / rustc.git / blame
| Commit | Line | Data |
|---|---|---|
| 60c5eb7d | 1 | # needs-profiler-support |
| 1b1a35ee XL |
2 | # ignore-windows-gnu |
| 3 | ||
| 4 | # FIXME(mati865): MinGW GCC miscompiles compiler-rt profiling library but with Clang it works | |
| 5 | # properly. Since we only have GCC on the CI ignore the test for now. | |
| 60c5eb7d XL |
6 | |
| 7 | -include ../tools.mk | |
| 8 | ||
| 60c5eb7d XL |
9 | all: |
| 10 | # We don't compile `opaque` with either optimizations or instrumentation. | |
| 11 | # We don't compile `opaque` with either optimizations or instrumentation. | |
| 12 | $(RUSTC) $(COMMON_FLAGS) opaque.rs | |
| 13 | # Compile the test program with instrumentation | |
| 14 | mkdir -p "$(TMPDIR)"/prof_data_dir | |
| 15 | $(RUSTC) $(COMMON_FLAGS) interesting.rs \ | |
| 16 | -Cprofile-generate="$(TMPDIR)"/prof_data_dir -O -Ccodegen-units=1 | |
| 17 | $(RUSTC) $(COMMON_FLAGS) main.rs -Cprofile-generate="$(TMPDIR)"/prof_data_dir -O | |
| 18 | # The argument below generates to the expected branch weights | |
| 19 | $(call RUN,main) || exit 1 | |
| 20 | "$(LLVM_BIN_DIR)"/llvm-profdata merge \ | |
| 21 | -o "$(TMPDIR)"/prof_data_dir/merged.profdata \ | |
| 22 | "$(TMPDIR)"/prof_data_dir | |
| 23 | $(RUSTC) $(COMMON_FLAGS) interesting.rs \ | |
| 24 | -Cprofile-use="$(TMPDIR)"/prof_data_dir/merged.profdata -O \ | |
| 25 | -Ccodegen-units=1 --emit=llvm-ir | |
| 26 | cat "$(TMPDIR)"/interesting.ll | "$(LLVM_FILECHECK)" filecheck-patterns.txt |