Addressing reviewers (2)

Author: paschalis-mpeis

bolt/test/perf2bolt/X86/perf2bolt-spe.test

@@ -6,4 +6,4 @@ RUN: %clang %cflags %p/../../Inputs/asm_foo.s %p/../../Inputs/asm_main.c -o %t.e
 RUN: touch %t.empty.perf.data
 RUN: not perf2bolt -p %t.empty.perf.data -o %t.perf.boltdata --nl --spe --pa %t.exe 2>&1 | FileCheck %s
 
-CHECK: BOLT-ERROR: -spe is available only on AArch64.
+CHECK: perf2bolt: -spe is available only on AArch64.

bolt/tools/driver/llvm-bolt.cpp

@@ -248,7 +248,7 @@ int main(int argc, char **argv) {
 
       if (opts::AggregateOnly && !RI.getBinaryContext().isAArch64() &&
           opts::ArmSPE) {
-        errs() << "BOLT-ERROR: -spe is available only on AArch64.\n";
+        errs() << ToolName << ": -spe is available only on AArch64.\n";
         exit(1);
       }