llvm-project/llvm/test/CMakeLists.txt

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llvm_canonicalize_cmake_booleans(
BUILD_SHARED_LIBS
HAVE_LIBXAR
HAVE_OCAMLOPT
HAVE_OCAML_OUNIT
LLVM_ENABLE_DIA_SDK
LLVM_ENABLE_FFI
LLVM_ENABLE_THREADS
LLVM_ENABLE_ZLIB
LLVM_ENABLE_LIBXML2
LLVM_INCLUDE_GO_TESTS
LLVM_LINK_LLVM_DYLIB
LLVM_TOOL_LTO_BUILD
LLVM_USE_INTEL_JITEVENTS
LLVM_BUILD_EXAMPLES
LLVM_ENABLE_PLUGINS
LLVM_BYE_LINK_INTO_TOOLS
LLVM_HAVE_TF_AOT
LLVM_HAVE_TF_API
LLVM_ENABLE_EXPENSIVE_CHECKS
)
configure_lit_site_cfg(
${CMAKE_CURRENT_SOURCE_DIR}/lit.site.cfg.py.in
${CMAKE_CURRENT_BINARY_DIR}/lit.site.cfg.py
MAIN_CONFIG
${CMAKE_CURRENT_SOURCE_DIR}/lit.cfg.py
PATHS
"LLVM_SOURCE_DIR"
"LLVM_BINARY_DIR"
"LLVM_TOOLS_DIR"
"LLVM_LIBRARY_DIR"
"SHLIBDIR"
)
configure_lit_site_cfg(
${CMAKE_CURRENT_SOURCE_DIR}/Unit/lit.site.cfg.py.in
${CMAKE_CURRENT_BINARY_DIR}/Unit/lit.site.cfg.py
MAIN_CONFIG
${CMAKE_CURRENT_SOURCE_DIR}/Unit/lit.cfg.py
PATHS
"LLVM_SOURCE_DIR"
"LLVM_BINARY_DIR"
"LLVM_TOOLS_DIR"
"SHLIBDIR"
)
# Set the depends list as a variable so that it can grow conditionally.
# NOTE: Sync the substitutions in test/lit.cfg when adding to this list.
set(LLVM_TEST_DEPENDS
BugpointPasses
FileCheck
LLVMHello
UnitTests
bugpoint
count
llc
lli
lli-child-target
llvm-addr2line
llvm-ar
llvm-as
llvm-bcanalyzer
llvm-bitcode-strip
llvm-c-test
llvm-cat
llvm-cfi-verify
llvm-config
llvm-cov
llvm-cvtres
llvm-cxxdump
llvm-cxxfilt
llvm-cxxmap
llvm-diff
llvm-dis
llvm-dlltool
dsymutil
llvm-dwarfdump
llvm-dwp
llvm-elfabi
llvm-exegesis
llvm-extract
llvm-gsymutil
llvm-isel-fuzzer
llvm-ifs
llvm-install-name-tool
llvm-jitlink
llvm-lib
llvm-libtool-darwin
llvm-link
llvm-lipo
llvm-locstats
llvm-lto2
llvm-mc
llvm-mca
llvm-ml
llvm-modextract
llvm-mt
llvm-nm
llvm-objcopy
llvm-objdump
llvm-opt-fuzzer
Add an llvm-opt-report tool to generate basic source-annotated optimization summaries LLVM now has the ability to record information from optimization remarks in a machine-consumable YAML file for later analysis. This can be enabled in opt (see r282539), and D25225 adds a Clang flag to do the same. This patch adds llvm-opt-report, a tool to generate basic optimization "listing" files (annotated sources with information about what optimizations were performed) from one of these YAML inputs. D19678 proposed to add this capability directly to Clang, but this more-general YAML-based infrastructure was the direction we decided upon in that review thread. For this optimization report, I focused on making the output as succinct as possible while providing information on inlining and loop transformations. The goal here is that the source code should still be easily readable in the report. My primary inspiration here is the reports generated by Cray's tools (http://docs.cray.com/books/S-2496-4101/html-S-2496-4101/z1112823641oswald.html). These reports are highly regarded within the HPC community. Intel's compiler, for example, also has an optimization-report capability (https://software.intel.com/sites/default/files/managed/55/b1/new-compiler-optimization-reports.pdf). $ cat /tmp/v.c void bar(); void foo() { bar(); } void Test(int *res, int *c, int *d, int *p, int n) { int i; #pragma clang loop vectorize(assume_safety) for (i = 0; i < 1600; i++) { res[i] = (p[i] == 0) ? res[i] : res[i] + d[i]; } for (i = 0; i < 16; i++) { res[i] = (p[i] == 0) ? res[i] : res[i] + d[i]; } foo(); foo(); bar(); foo(); } D25225 adds -fsave-optimization-record (and -fsave-optimization-record=filename), and this would be used as follows: $ clang -O3 -o /tmp/v.o -c /tmp/v.c -fsave-optimization-record $ llvm-opt-report /tmp/v.yaml > /tmp/v.lst $ cat /tmp/v.lst < /tmp/v.c 2 | void bar(); 3 | void foo() { bar(); } 4 | 5 | void Test(int *res, int *c, int *d, int *p, int n) { 6 | int i; 7 | 8 | #pragma clang loop vectorize(assume_safety) 9 V4,2 | for (i = 0; i < 1600; i++) { 10 | res[i] = (p[i] == 0) ? res[i] : res[i] + d[i]; 11 | } 12 | 13 U16 | for (i = 0; i < 16; i++) { 14 | res[i] = (p[i] == 0) ? res[i] : res[i] + d[i]; 15 | } 16 | 17 I | foo(); 18 | 19 | foo(); bar(); foo(); I | ^ I | ^ 20 | } Each source line gets a prefix giving the line number, and a few columns for important optimizations: inlining, loop unrolling and loop vectorization. An 'I' is printed next to a line where a function was inlined, a 'U' next to an unrolled loop, and 'V' next to a vectorized loop. These are printed on the relevant code line when that seems unambiguous, or on subsequent lines when multiple potential options exist (messages, both positive and negative, from the same optimization with different column numbers are taken to indicate potential ambiguity). When on subsequent lines, a '^' is output in the relevant column. Annotated source for all relevant input files are put into the listing file (each starting with '<' and then the file name). You can disable having the unrolling/vectorization factors appear by using the -s flag. Differential Revision: https://reviews.llvm.org/D25262 llvm-svn: 283398
2016-10-06 06:10:35 +08:00
llvm-opt-report
llvm-pdbutil
llvm-profdata
llvm-ranlib
llvm-rc
llvm-readobj
llvm-readelf
llvm-reduce
llvm-rtdyld
llvm-size
llvm-split
llvm-strings
llvm-strip
llvm-symbolizer
llvm-tblgen
llvm-undname
llvm-xray
not
obj2yaml
opt
sancov
sanstats
Add test utility 'split-file' See https://lists.llvm.org/pipermail/llvm-dev/2020-July/143373.html "[llvm-dev] Multiple documents in one test file" for some discussions. This patch has explored several alternatives. The current semantics are similar to what @dblaikie proposed. `split-file filename output` splits the input file into multiple parts separated by regex `^(.|//)--- filename` and write each part to the file `output/filename` (`filename` can include path separators). Use case A (organizing input of different formats (e.g. linker script+assembly) in one file). ``` # RUN: split-file %s %t # RUN: llvm-mc %t/asm -o %t.o # RUN: ld.lld -T %t/lds %t.o -o %t This is sometimes better than the %S/Inputs/ approach because the user can see the auxiliary files immediately and don't have to open another file. # asm ... # lds ... ``` Use case B (for utilities which don't have built-in input splitting feature): ``` // RUN: split-file %s %t // RUN: llc < %t/1.ll | FileCheck %s --check-prefix=CASE1 // RUN: llc < %t/2.ll | FileCheck %s --check-prefix=CASE2 Combing tests prudently can improve readability. For example, when testing parsing errors if the recovery mechanism isn't possible, grouping the tests in one file can more readily see test coverage/strategy. //--- 1.ll ... //--- 2.ll ... ``` Since this is a new utility, there is no git history concerns for UpperCase variable names. I use lowerCase variable names like mlir/lld. Reviewed By: jhenderson, lattner Differential Revision: https://reviews.llvm.org/D83834
2020-08-04 01:17:55 +08:00
split-file
verify-uselistorder
yaml-bench
yaml2obj
)
if(TARGET llvm-lto)
set(LLVM_TEST_DEPENDS ${LLVM_TEST_DEPENDS} llvm-lto)
endif()
# If Intel JIT events are supported, depend on a tool that tests the listener.
if( LLVM_USE_INTEL_JITEVENTS )
set(LLVM_TEST_DEPENDS ${LLVM_TEST_DEPENDS} llvm-jitlistener)
endif( LLVM_USE_INTEL_JITEVENTS )
if(TARGET LLVMgold)
set(LLVM_TEST_DEPENDS ${LLVM_TEST_DEPENDS} LLVMgold)
endif()
if(TARGET llvm-go)
set(LLVM_TEST_DEPENDS ${LLVM_TEST_DEPENDS} llvm-go)
endif()
if(TARGET LTO)
set(LLVM_TEST_DEPENDS ${LLVM_TEST_DEPENDS} LTO)
endif()
if(LLVM_BUILD_EXAMPLES)
list(APPEND LLVM_TEST_DEPENDS
Kaleidoscope-Ch3
Kaleidoscope-Ch4
Kaleidoscope-Ch5
Kaleidoscope-Ch6
Kaleidoscope-Ch7
LLJITWithThinLTOSummaries
)
if (NOT WIN32)
list(APPEND LLVM_TEST_DEPENDS
Bye
)
endif()
endif()
if(TARGET ocaml_llvm)
# Clear all non-OCaml cross-target dependencies when building out-of-tree.
if(LLVM_OCAML_OUT_OF_TREE)
set(LLVM_TEST_DEPENDS)
endif()
set(LLVM_TEST_DEPENDS ${LLVM_TEST_DEPENDS}
ocaml_llvm
ocaml_llvm_all_backends
ocaml_llvm_analysis
ocaml_llvm_bitreader
ocaml_llvm_bitwriter
ocaml_llvm_executionengine
ocaml_llvm_irreader
ocaml_llvm_linker
ocaml_llvm_target
ocaml_llvm_ipo
ocaml_llvm_passmgr_builder
ocaml_llvm_scalar_opts
ocaml_llvm_transform_utils
ocaml_llvm_vectorize
)
endif()
add_custom_target(llvm-test-depends DEPENDS ${LLVM_TEST_DEPENDS})
set_target_properties(llvm-test-depends PROPERTIES FOLDER "Tests")
if(LLVM_BUILD_TOOLS)
set(exclude_from_check_all "")
else()
set(exclude_from_check_all "EXCLUDE_FROM_CHECK_ALL")
endif()
add_lit_testsuite(check-llvm "Running the LLVM regression tests"
${CMAKE_CURRENT_BINARY_DIR}
${exclude_from_check_all}
DEPENDS ${LLVM_TEST_DEPENDS}
)
set_target_properties(check-llvm PROPERTIES FOLDER "Tests")
add_lit_testsuites(LLVM ${CMAKE_CURRENT_SOURCE_DIR}
${exclude_from_check_all}
DEPENDS ${LLVM_TEST_DEPENDS}
)
# Setup an alias for 'check-all'.
add_custom_target(check)
add_dependencies(check check-all)
set_target_properties(check PROPERTIES FOLDER "Tests")