Author: Wael Yehia Date: 2024-02-18T04:13:07Z New Revision: b27f0b4fae68fea5c2468bc080e31bcecfb7faa7
URL: https://github.com/llvm/llvm-project/commit/b27f0b4fae68fea5c2468bc080e31bcecfb7faa7 DIFF: https://github.com/llvm/llvm-project/commit/b27f0b4fae68fea5c2468bc080e31bcecfb7faa7.diff LOG: [AIX] Add a dummy variable in the __llvm_orderfile section (#81968) to satisfy the __start___llvm_orderfile reference when linking with -bexpfull and -fprofile-generate on AIX. (cherry picked from commit 15cccc55919d27eb2e89379a65f6c7809f679fda) Added: compiler-rt/test/profile/AIX/bexpfull-pgo.c Modified: compiler-rt/lib/profile/InstrProfilingPlatformAIX.c Removed: ################################################################################ diff --git a/compiler-rt/lib/profile/InstrProfilingPlatformAIX.c b/compiler-rt/lib/profile/InstrProfilingPlatformAIX.c index 9f46a98d78ac4e..002bec164d7e85 100644 --- a/compiler-rt/lib/profile/InstrProfilingPlatformAIX.c +++ b/compiler-rt/lib/profile/InstrProfilingPlatformAIX.c @@ -195,6 +195,8 @@ static const int dummy_name[0] COMPILER_RT_SECTION( COMPILER_RT_SEG INSTR_PROF_NAME_SECT_NAME); static int dummy_vnds[0] COMPILER_RT_SECTION( COMPILER_RT_SEG INSTR_PROF_VNODES_SECT_NAME); +static int dummy_orderfile[0] COMPILER_RT_SECTION( + COMPILER_RT_SEG INSTR_PROF_ORDERFILE_SECT_NAME); // To avoid GC'ing of the dummy variables by the linker, reference them in an // array and reference the array in the runtime registration code @@ -206,7 +208,7 @@ static int dummy_vnds[0] COMPILER_RT_SECTION( COMPILER_RT_VISIBILITY void *__llvm_profile_keep[] = {(void *)&dummy_cnts, (void *)&dummy_bits, (void *)&dummy_data, (void *)&dummy_name, - (void *)&dummy_vnds}; + (void *)&dummy_vnds, (void *)&dummy_orderfile}; #ifdef __GNUC__ #pragma GCC diagnostic pop #endif diff --git a/compiler-rt/test/profile/AIX/bexpfull-pgo.c b/compiler-rt/test/profile/AIX/bexpfull-pgo.c new file mode 100644 index 00000000000000..f48242ec6bfeaa --- /dev/null +++ b/compiler-rt/test/profile/AIX/bexpfull-pgo.c @@ -0,0 +1,7 @@ +// RUN: %clang_pgogen %s -bexpall +// RUN: %clang_pgogen %s -bexpfull + +#include <string.h> +int ar[10]; +int n; +int main() { memcpy(ar, ar + 1, n); }; _______________________________________________ llvm-branch-commits mailing list llvm-branch-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-branch-commits
