1# Meta test using merge-fdata binary 2UNSUPPORTED: asan 3# Instrumentation currently only works on X86 4REQUIRES: x86_64-linux,bolt-runtime 5 6# Instrumentation, should test: 7# - Direct branches 8# - Unmapped calls coming from uninstrumented code (libc) 9# - Direct calls 10RUN: llvm-bolt merge-fdata -o %t.inst --instrument \ 11RUN: --instrumentation-file=%t.fdata 12 13# Execute with no input 14RUN: %t.inst --version 15RUN: mv %t.fdata %t.fdata1 16 17# Check unmapped calls coverage - libc should be calling _start via 18# uninstrumented code 19RUN: cat %t.fdata1 | FileCheck %s --check-prefix=CHECK-FDATA 20CHECK-FDATA: 0 [unknown] 0 1 _start 0 0 1 21 22# Check that BOLT works with this profile 23RUN: llvm-bolt merge-fdata -o %t.bolt --data %t.fdata1 \ 24RUN: --reorder-blocks=ext-tsp --reorder-functions=hfsort+ \ 25RUN: --split-functions 2>&1 \ 26RUN: | FileCheck %s --check-prefix=CHECK-BOLT1 27CHECK-BOLT1-NOT: invalid (possibly stale) profile 28 29# Execute again 30RUN: %t.inst --help 31RUN: mv %t.fdata %t.fdata2 32 33# Check profile coverage 34RUN: llvm-boltdiff merge-fdata merge-fdata \ 35RUN: --data %t.fdata1 --data2 %t.fdata2 --display-count=20 | \ 36RUN: FileCheck %s --check-prefix=CHECK-BOLTDIFF 37CHECK-BOLTDIFF: Inputs share [[#]] functions 38 39# Check that instrumented binary produces the same result 40RUN: merge-fdata %t.fdata1 %t.fdata2 > %t.fdata.base 41RUN: %t.inst %t.fdata1 %t.fdata2 > %t.fdata.inst 42RUN: cmp %t.fdata.base %t.fdata.inst 43 44# Optimize using merged fdata 45RUN: llvm-bolt merge-fdata -o %t.opt --data %t.fdata.base \ 46RUN: --reorder-blocks=ext-tsp --reorder-functions=hfsort+ \ 47RUN: --split-functions 2>&1 \ 48RUN: | FileCheck %s --check-prefix=CHECK-BOLT2 49CHECK-BOLT2-NOT: invalid (possibly stale) profile 50 51# Check that optimized binary produces the same result 52RUN: %t.opt %t.fdata1 %t.fdata2 > %t.fdata.opt 53RUN: cmp %t.fdata.base %t.fdata.opt 54