c315669e2f
Add support functions for enabling perf sampling test in a new folder "sampling_tests" under "selftests/powerpc/pmu". This includes support functions for allocating and processing the mmap buffer. These functions are added/defined in "sampling_tests/misc.*" files. Also updates the corresponding Makefiles in "selftests/powerpc" and "sampling_tests" folder. Signed-off-by: Athira Rajeev <atrajeev@linux.vnet.ibm.com> [mpe: Drop unneeded bits from the Makefile] Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/20220127072012.662451-3-kjain@linux.ibm.com
58 lines
2.0 KiB
Makefile
58 lines
2.0 KiB
Makefile
# SPDX-License-Identifier: GPL-2.0
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noarg:
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$(MAKE) -C ../
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TEST_GEN_PROGS := count_instructions count_stcx_fail l3_bank_test per_event_excludes
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EXTRA_SOURCES := ../harness.c event.c lib.c ../utils.c
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top_srcdir = ../../../../..
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include ../../lib.mk
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all: $(TEST_GEN_PROGS) ebb sampling_tests
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$(TEST_GEN_PROGS): $(EXTRA_SOURCES)
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# loop.S can only be built 64-bit
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$(OUTPUT)/count_instructions: CFLAGS += -m64
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$(OUTPUT)/count_instructions: loop.S count_instructions.c $(EXTRA_SOURCES)
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$(OUTPUT)/count_stcx_fail: CFLAGS += -m64
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$(OUTPUT)/count_stcx_fail: loop.S $(EXTRA_SOURCES)
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$(OUTPUT)/per_event_excludes: ../utils.c
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DEFAULT_RUN_TESTS := $(RUN_TESTS)
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override define RUN_TESTS
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$(DEFAULT_RUN_TESTS)
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TARGET=ebb; BUILD_TARGET=$$OUTPUT/$$TARGET; $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET run_tests
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TARGET=sampling_tests; BUILD_TARGET=$$OUTPUT/$$TARGET; $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET run_tests
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endef
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DEFAULT_EMIT_TESTS := $(EMIT_TESTS)
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override define EMIT_TESTS
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$(DEFAULT_EMIT_TESTS)
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TARGET=ebb; BUILD_TARGET=$$OUTPUT/$$TARGET; $(MAKE) OUTPUT=$$BUILD_TARGET -s -C $$TARGET emit_tests
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TARGET=sampling_tests; BUILD_TARGET=$$OUTPUT/$$TARGET; $(MAKE) OUTPUT=$$BUILD_TARGET -s -C $$TARGET emit_tests
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endef
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DEFAULT_INSTALL_RULE := $(INSTALL_RULE)
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override define INSTALL_RULE
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$(DEFAULT_INSTALL_RULE)
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TARGET=ebb; BUILD_TARGET=$$OUTPUT/$$TARGET; $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET install
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TARGET=sampling_tests; BUILD_TARGET=$$OUTPUT/$$TARGET; $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET install
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endef
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clean:
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$(RM) $(TEST_GEN_PROGS) $(OUTPUT)/loop.o
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TARGET=ebb; BUILD_TARGET=$$OUTPUT/$$TARGET; $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET clean
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TARGET=sampling_tests; BUILD_TARGET=$$OUTPUT/$$TARGET; $(MAKE) OUTPUT=$$BUILD_TARGET -C $$TARGET clean
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ebb:
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TARGET=$@; BUILD_TARGET=$$OUTPUT/$$TARGET; mkdir -p $$BUILD_TARGET; $(MAKE) OUTPUT=$$BUILD_TARGET -k -C $$TARGET all
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sampling_tests:
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TARGET=$@; BUILD_TARGET=$$OUTPUT/$$TARGET; mkdir -p $$BUILD_TARGET; $(MAKE) OUTPUT=$$BUILD_TARGET -k -C $$TARGET all
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.PHONY: all run_tests clean ebb sampling_tests
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