[PATCH] D29461: [ThinLTO] PrintStatistics when we exit early for thinlto-index-only

[Teresa Johnson via Phabricator via llvm-commits]

tejohnson created this revision.
Herald added a subscriber: Prazek.

This is necessary to get stats from the ThinLink printed before the
early exit when compiling in a distributed build.


https://reviews.llvm.org/D29461

Files:
  test/tools/gold/X86/stats.ll
  tools/gold/gold-plugin.cpp


Index: tools/gold/gold-plugin.cpp
===================================================================
--- tools/gold/gold-plugin.cpp
+++ tools/gold/gold-plugin.cpp
@@ -12,6 +12,7 @@
 //
 //===----------------------------------------------------------------------===//
 
+#include "llvm/ADT/Statistic.h"
 #include "llvm/Bitcode/BitcodeReader.h"
 #include "llvm/Bitcode/BitcodeWriter.h"
 #include "llvm/CodeGen/CommandFlags.h"
@@ -844,6 +845,8 @@
     return LDPS_OK;
 
   if (options::thinlto_index_only) {
+    if (llvm::AreStatisticsEnabled())
+      llvm::PrintStatistics();
     cleanup_hook();
     exit(0);
   }
Index: test/tools/gold/X86/stats.ll
===================================================================
--- test/tools/gold/X86/stats.ll
+++ test/tools/gold/X86/stats.ll
@@ -5,6 +5,13 @@
 ; RUN:    -m elf_x86_64 \
 ; RUN:    -plugin-opt=-stats %t.o -o %t2 2>&1 | FileCheck %s
 
+; RUN: llvm-as %s -o %t.o
+; RUN: %gold -plugin %llvmshlibdir/LLVMgold.so  -shared \
+; RUN:    -m elf_x86_64 \
+; RUN:    -plugin-opt=thinlto \
+; RUN:    -plugin-opt=thinlto-index-only \
+; RUN:    -plugin-opt=-stats %t.o -o %t2 2>&1 | FileCheck %s
+
 ; CHECK: Statistics Collected
 
 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"


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