[PATCH] D26833: LTO support for -fsave-optimization-record on Darwin

[Adam Nemet via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL287358: LTO support for -fsave-optimization-record on Darwin (authored by anemet).

Changed prior to commit:
  https://reviews.llvm.org/D26833?vs=78464&id=78552#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D26833

Files:
  cfe/trunk/lib/Driver/Tools.cpp
  cfe/trunk/test/Driver/darwin-ld.c


Index: cfe/trunk/test/Driver/darwin-ld.c
===================================================================
--- cfe/trunk/test/Driver/darwin-ld.c
+++ cfe/trunk/test/Driver/darwin-ld.c
@@ -327,3 +327,12 @@
 // LINK_VERSION_DIGITS: invalid version number in '-mlinker-version=133.3.0.1.2.6'
 // LINK_VERSION_DIGITS: invalid version number in '-mlinker-version=133.3.0.1.a'
 // LINK_VERSION_DIGITS: invalid version number in '-mlinker-version=133.3.0.1a'
+
+// Check that we're passing -pass-remarks-output for LTO
+// RUN: %clang -target x86_64-apple-darwin12 %t.o -fsave-optimization-record -### -o foo/bar.out 2> %t.log
+// RUN: FileCheck -check-prefix=PASS_REMARKS_OUTPUT %s < %t.log
+// PASS_REMARKS_OUTPUT: "-mllvm" "-pass-remarks-output" "-mllvm" "foo/bar.out.opt.yaml"
+
+// RUN: %clang -target x86_64-apple-darwin12 %t.o -fsave-optimization-record -### 2> %t.log
+// RUN: FileCheck -check-prefix=PASS_REMARKS_OUTPUT_NO_O %s < %t.log
+// PASS_REMARKS_OUTPUT_NO_O: "-mllvm" "-pass-remarks-output" "-mllvm" "a.out.opt.yaml"
Index: cfe/trunk/lib/Driver/Tools.cpp
===================================================================
--- cfe/trunk/lib/Driver/Tools.cpp
+++ cfe/trunk/lib/Driver/Tools.cpp
@@ -8416,6 +8416,19 @@
   // we follow suite for ease of comparison.
   AddLinkArgs(C, Args, CmdArgs, Inputs);
 
+  // For LTO, pass the name of the optimization record file.
+  if (Args.hasFlag(options::OPT_fsave_optimization_record,
+                   options::OPT_fno_save_optimization_record, false)) {
+    CmdArgs.push_back("-mllvm");
+    CmdArgs.push_back("-pass-remarks-output");
+    CmdArgs.push_back("-mllvm");
+
+    SmallString<128> F;
+    F = Output.getFilename();
+    F += ".opt.yaml";
+    CmdArgs.push_back(Args.MakeArgString(F));
+  }
+
   // It seems that the 'e' option is completely ignored for dynamic executables
   // (the default), and with static executables, the last one wins, as expected.
   Args.AddAllArgs(CmdArgs, {options::OPT_d_Flag, options::OPT_s, options::OPT_t,


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