[PATCH] D65009: [LTO] Always mark regular LTO units with EnableSplitLTOUnit=1

[Teresa Johnson via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL366623: [LTO] Always mark regular LTO units with 
EnableSplitLTOUnit=1 (authored by tejohnson, committed by ).
Herald added a project: LLVM.
Herald added a subscriber: llvm-commits.

Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D65009/new/

https://reviews.llvm.org/D65009

Files:
  cfe/trunk/lib/CodeGen/BackendUtil.cpp
  cfe/trunk/test/CodeGen/split-lto-unit.c


Index: cfe/trunk/test/CodeGen/split-lto-unit.c
===================================================================
--- cfe/trunk/test/CodeGen/split-lto-unit.c
+++ cfe/trunk/test/CodeGen/split-lto-unit.c
@@ -0,0 +1,12 @@
+// ; Check that -flto=thin without -fsplit-lto-unit has EnableSplitLTOUnit = 0
+// RUN: %clang_cc1 -flto=thin -emit-llvm-bc < %s | llvm-dis -o - | FileCheck %s
+// CHECK: !{i32 1, !"EnableSplitLTOUnit", i32 0}
+//
+// ; Check that -flto=thin with -fsplit-lto-unit has EnableSplitLTOUnit = 1
+// RUN: %clang_cc1 -flto=thin -fsplit-lto-unit -emit-llvm-bc < %s | llvm-dis 
-o - | FileCheck %s --check-prefix=SPLIT
+// SPLIT: !{i32 1, !"EnableSplitLTOUnit", i32 1}
+//
+// ; Check that regular LTO has EnableSplitLTOUnit = 1
+// RUN: %clang_cc1 -flto -triple x86_64-pc-linux-gnu -emit-llvm-bc < %s | 
llvm-dis -o - | FileCheck %s --implicit-check-not="EnableSplitLTOUnit" 
--check-prefix=SPLIT
+
+int main() {}
Index: cfe/trunk/lib/CodeGen/BackendUtil.cpp
===================================================================
--- cfe/trunk/lib/CodeGen/BackendUtil.cpp
+++ cfe/trunk/lib/CodeGen/BackendUtil.cpp
@@ -852,7 +852,7 @@
         if (!TheModule->getModuleFlag("ThinLTO"))
           TheModule->addModuleFlag(Module::Error, "ThinLTO", uint32_t(0));
         TheModule->addModuleFlag(Module::Error, "EnableSplitLTOUnit",
-                                 CodeGenOpts.EnableSplitLTOUnit);
+                                 uint32_t(1));
       }
 
       PerModulePasses.add(createBitcodeWriterPass(



Index: cfe/trunk/test/CodeGen/split-lto-unit.c
===================================================================
--- cfe/trunk/test/CodeGen/split-lto-unit.c
+++ cfe/trunk/test/CodeGen/split-lto-unit.c
@@ -0,0 +1,12 @@
+// ; Check that -flto=thin without -fsplit-lto-unit has EnableSplitLTOUnit = 0
+// RUN: %clang_cc1 -flto=thin -emit-llvm-bc < %s | llvm-dis -o - | FileCheck %s
+// CHECK: !{i32 1, !"EnableSplitLTOUnit", i32 0}
+//
+// ; Check that -flto=thin with -fsplit-lto-unit has EnableSplitLTOUnit = 1
+// RUN: %clang_cc1 -flto=thin -fsplit-lto-unit -emit-llvm-bc < %s | llvm-dis -o - | FileCheck %s --check-prefix=SPLIT
+// SPLIT: !{i32 1, !"EnableSplitLTOUnit", i32 1}
+//
+// ; Check that regular LTO has EnableSplitLTOUnit = 1
+// RUN: %clang_cc1 -flto -triple x86_64-pc-linux-gnu -emit-llvm-bc < %s | llvm-dis -o - | FileCheck %s --implicit-check-not="EnableSplitLTOUnit" --check-prefix=SPLIT
+
+int main() {}
Index: cfe/trunk/lib/CodeGen/BackendUtil.cpp
===================================================================
--- cfe/trunk/lib/CodeGen/BackendUtil.cpp
+++ cfe/trunk/lib/CodeGen/BackendUtil.cpp
@@ -852,7 +852,7 @@
         if (!TheModule->getModuleFlag("ThinLTO"))
           TheModule->addModuleFlag(Module::Error, "ThinLTO", uint32_t(0));
         TheModule->addModuleFlag(Module::Error, "EnableSplitLTOUnit",
-                                 CodeGenOpts.EnableSplitLTOUnit);
+                                 uint32_t(1));
       }
 
       PerModulePasses.add(createBitcodeWriterPass(

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