5bbc640f64
`Linux/instrprof-vtable-value-prof.cpp` needs to be built for the test to run. However, cpp compile & link failed with undefined-ABI error [1]. See original failure in https://lab.llvm.org/buildbot/#/builders/18/builds/16429 [1] ``` FAIL: Profile-powerpc64 :: Linux/instrprof-vtable-value-prof.cpp (2406 of 2414) ******************** TEST 'Profile-powerpc64 :: Linux/instrprof-vtable-value-prof.cpp' FAILED ******************** Exit Code: 1 Command Output (stderr): -- RUN: at line 3: /home/buildbots/llvm-external-buildbots/workers/ppc64be-sanitizer/sanitizer-ppc64be/build/build_debug/./bin/clang --driver-mode=g++ -m64 -ldl -fprofile-generate -fuse-ld=lld -O2 -g -fprofile-generate=. -mllvm -enable-vtable-value-profiling /home/buildbots/llvm-external-buildbots/workers/ppc64be-sanitizer/sanitizer-ppc64be/build/llvm-project/compiler-rt/test/profile/Linux/instrprof-vtable-value-prof.cpp -o /home/buildbots/llvm-external-buildbots/workers/ppc64be-sanitizer/sanitizer-ppc64be/build/build_debug/runtimes/runtimes-bins/compiler-rt/test/profile/Profile-powerpc64/Linux/Output/instrprof-vtable-value-prof.cpp.tmp-test + /home/buildbots/llvm-external-buildbots/workers/ppc64be-sanitizer/sanitizer-ppc64be/build/build_debug/./bin/clang --driver-mode=g++ -m64 -ldl -fprofile-generate -fuse-ld=lld -O2 -g -fprofile-generate=. -mllvm -enable-vtable-value-profiling /home/buildbots/llvm-external-buildbots/workers/ppc64be-sanitizer/sanitizer-ppc64be/build/llvm-project/compiler-rt/test/profile/Linux/instrprof-vtable-value-prof.cpp -o /home/buildbots/llvm-external-buildbots/workers/ppc64be-sanitizer/sanitizer-ppc64be/build/build_debug/runtimes/runtimes-bins/compiler-rt/test/profile/Profile-powerpc64/Linux/Output/instrprof-vtable-value-prof.cpp.tmp-test ld.lld: error: /lib/../lib64/Scrt1.o: ABI version 1 is not supported clang: error: linker command failed with exit code 1 (use -v to see invocation) ```
148 lines
6.3 KiB
C++
148 lines
6.3 KiB
C++
// REQUIRES: lld-available
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// Building the instrumented binary will fail because lld doesn't support
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// big-endian ELF for PPC (aka ABI 1).
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// ld.lld: error: /lib/../lib64/Scrt1.o: ABI version 1 is not supported
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// UNSUPPORTED: ppc && host-byteorder-big-endian
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// RUN: %clangxx_pgogen -fuse-ld=lld -O2 -g -fprofile-generate=. -mllvm -enable-vtable-value-profiling %s -o %t-test
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// RUN: env LLVM_PROFILE_FILE=%t-test.profraw %t-test
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// Show vtable profiles from raw profile.
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// RUN: llvm-profdata show --function=main --ic-targets --show-vtables %t-test.profraw | FileCheck %s --check-prefixes=COMMON,RAW
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// Generate indexed profile from raw profile and show the data.
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// RUN: llvm-profdata merge %t-test.profraw -o %t-test.profdata
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// RUN: llvm-profdata show --function=main --ic-targets --show-vtables %t-test.profdata | FileCheck %s --check-prefixes=COMMON,INDEXED
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// Generate text profile from raw and indexed profiles respectively and show the data.
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// RUN: llvm-profdata merge --text %t-test.profraw -o %t-raw.proftext
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// RUN: llvm-profdata show --function=main --ic-targets --show-vtables --text %t-raw.proftext | FileCheck %s --check-prefix=ICTEXT
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// RUN: llvm-profdata merge --text %t-test.profdata -o %t-indexed.proftext
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// RUN: llvm-profdata show --function=main --ic-targets --show-vtables --text %t-indexed.proftext | FileCheck %s --check-prefix=ICTEXT
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// Generate indexed profile from text profiles and show the data
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// RUN: llvm-profdata merge --binary %t-raw.proftext -o %t-text.profraw
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// RUN: llvm-profdata show --function=main --ic-targets --show-vtables %t-text.profraw | FileCheck %s --check-prefixes=COMMON,INDEXED
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// RUN: llvm-profdata merge --binary %t-indexed.proftext -o %t-text.profdata
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// RUN: llvm-profdata show --function=main --ic-targets --show-vtables %t-text.profdata | FileCheck %s --check-prefixes=COMMON,INDEXED
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// COMMON: Counters:
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// COMMON-NEXT: main:
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// COMMON-NEXT: Hash: 0x0f9a16fe6d398548
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// COMMON-NEXT: Counters: 2
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// COMMON-NEXT: Indirect Call Site Count: 2
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// COMMON-NEXT: Number of instrumented vtables: 2
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// RAW: Indirect Target Results:
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// RAW-NEXT: [ 0, _ZN8Derived15func1Eii, 250 ] (25.00%)
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// RAW-NEXT: [ 0, {{.*}}instrprof-vtable-value-prof.cpp;_ZN12_GLOBAL__N_18Derived25func1Eii, 750 ] (75.00%)
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// RAW-NEXT: [ 1, _ZN8Derived15func2Eii, 250 ] (25.00%)
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// RAW-NEXT: [ 1, {{.*}}instrprof-vtable-value-prof.cpp;_ZN12_GLOBAL__N_18Derived25func2Eii, 750 ] (75.00%)
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// RAW-NEXT: VTable Results:
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// RAW-NEXT: [ 0, _ZTV8Derived1, 250 ] (25.00%)
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// RAW-NEXT: [ 0, {{.*}}instrprof-vtable-value-prof.cpp;_ZTVN12_GLOBAL__N_18Derived2E, 750 ] (75.00%)
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// RAW-NEXT: [ 1, _ZTV8Derived1, 250 ] (25.00%)
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// RAW-NEXT: [ 1, {{.*}}instrprof-vtable-value-prof.cpp;_ZTVN12_GLOBAL__N_18Derived2E, 750 ] (75.00%)
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// INDEXED: Indirect Target Results:
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// INDEXED-NEXT: [ 0, {{.*}}instrprof-vtable-value-prof.cpp;_ZN12_GLOBAL__N_18Derived25func1Eii, 750 ] (75.00%)
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// INDEXED-NEXT: [ 0, _ZN8Derived15func1Eii, 250 ] (25.00%)
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// INDEXED-NEXT: [ 1, {{.*}}instrprof-vtable-value-prof.cpp;_ZN12_GLOBAL__N_18Derived25func2Eii, 750 ] (75.00%)
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// INDEXED-NEXT: [ 1, _ZN8Derived15func2Eii, 250 ] (25.00%)
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// INDEXED-NEXT: VTable Results:
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// INDEXED-NEXT: [ 0, {{.*}}instrprof-vtable-value-prof.cpp;_ZTVN12_GLOBAL__N_18Derived2E, 750 ] (75.00%)
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// INDEXED-NEXT: [ 0, _ZTV8Derived1, 250 ] (25.00%)
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// INDEXED-NEXT: [ 1, {{.*}}instrprof-vtable-value-prof.cpp;_ZTVN12_GLOBAL__N_18Derived2E, 750 ] (75.00%)
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// INDEXED-NEXT: [ 1, _ZTV8Derived1, 250 ] (25.00%)
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// COMMON: Instrumentation level: IR entry_first = 0
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// COMMON-NEXT: Functions shown: 1
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// COMMON-NEXT: Total functions: 6
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// COMMON-NEXT: Maximum function count: 1000
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// COMMON-NEXT: Maximum internal block count: 250
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// COMMON-NEXT: Statistics for indirect call sites profile:
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// COMMON-NEXT: Total number of sites: 2
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// COMMON-NEXT: Total number of sites with values: 2
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// COMMON-NEXT: Total number of profiled values: 4
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// COMMON-NEXT: Value sites histogram:
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// COMMON-NEXT: NumTargets, SiteCount
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// COMMON-NEXT: 2, 2
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// COMMON-NEXT: Statistics for vtable profile:
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// COMMON-NEXT: Total number of sites: 2
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// COMMON-NEXT: Total number of sites with values: 2
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// COMMON-NEXT: Total number of profiled values: 4
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// COMMON-NEXT: Value sites histogram:
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// COMMON-NEXT: NumTargets, SiteCount
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// COMMON-NEXT: 2, 2
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// ICTEXT: :ir
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// ICTEXT: main
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// ICTEXT: # Func Hash:
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// ICTEXT: 1124236338992350536
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// ICTEXT: # Num Counters:
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// ICTEXT: 2
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// ICTEXT: # Counter Values:
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// ICTEXT: 1000
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// ICTEXT: 1
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// ICTEXT: # Num Value Kinds:
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// ICTEXT: 2
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// ICTEXT: # ValueKind = IPVK_IndirectCallTarget:
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// ICTEXT: 0
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// ICTEXT: # NumValueSites:
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// ICTEXT: 2
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// ICTEXT: 2
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// ICTEXT: {{.*}}instrprof-vtable-value-prof.cpp;_ZN12_GLOBAL__N_18Derived25func1Eii:750
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// ICTEXT: _ZN8Derived15func1Eii:250
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// ICTEXT: 2
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// ICTEXT: {{.*}}instrprof-vtable-value-prof.cpp;_ZN12_GLOBAL__N_18Derived25func2Eii:750
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// ICTEXT: _ZN8Derived15func2Eii:250
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// ICTEXT: # ValueKind = IPVK_VTableTarget:
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// ICTEXT: 2
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// ICTEXT: # NumValueSites:
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// ICTEXT: 2
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// ICTEXT: 2
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// ICTEXT: {{.*}}instrprof-vtable-value-prof.cpp;_ZTVN12_GLOBAL__N_18Derived2E:750
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// ICTEXT: _ZTV8Derived1:250
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// ICTEXT: 2
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// ICTEXT: {{.*}}instrprof-vtable-value-prof.cpp;_ZTVN12_GLOBAL__N_18Derived2E:750
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// ICTEXT: _ZTV8Derived1:250
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#include <cstdio>
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#include <cstdlib>
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class Base {
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public:
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virtual int func1(int a, int b) = 0;
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virtual int func2(int a, int b) = 0;
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};
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class Derived1 : public Base {
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public:
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int func1(int a, int b) override { return a + b; }
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int func2(int a, int b) override { return a * b; }
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};
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namespace {
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class Derived2 : public Base {
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public:
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int func1(int a, int b) override { return a - b; }
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int func2(int a, int b) override { return a * (a - b); }
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};
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} // namespace
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__attribute__((noinline)) Base *createType(int a) {
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Base *base = nullptr;
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if (a % 4 == 0)
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base = new Derived1();
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else
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base = new Derived2();
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return base;
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}
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int main(int argc, char **argv) {
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int sum = 0;
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for (int i = 0; i < 1000; i++) {
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int a = rand();
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int b = rand();
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Base *ptr = createType(i);
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sum += ptr->func1(a, b) + ptr->func2(b, a);
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}
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printf("sum is %d\n", sum);
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return 0;
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}
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