[llvm] r265528 - [ppc64] Temporary disable sibling call optimization on ppc64 due to breaking test case

[Chuang-Yu Cheng via llvm-commits]

Author: cycheng
Date: Wed Apr  6 05:48:36 2016
New Revision: 265528

URL: http://llvm.org/viewvc/llvm-project?rev=265528&view=rev
Log:
[ppc64] Temporary disable sibling call optimization on ppc64 due to breaking test case

r265506 breaks print-stack-trace.cc test case of compiler-rt in bootstrap
test.

http://lab.llvm.org:8011/builders/clang-ppc64be-linux-multistage/builds/1708

Modified:
    llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp
    llvm/trunk/test/CodeGen/PowerPC/ppc64-sibcall-shrinkwrap.ll
    llvm/trunk/test/CodeGen/PowerPC/ppc64-sibcall.ll

Modified: llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp?rev=265528&r1=265527&r2=265528&view=diff
==============================================================================
--- llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp (original)
+++ llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp Wed Apr  6 05:48:36 2016
@@ -55,7 +55,7 @@ cl::desc("disable setting the node sched
 static cl::opt<bool> DisablePPCUnaligned("disable-ppc-unaligned",
 cl::desc("disable unaligned load/store generation on PPC"), cl::Hidden);
 
-static cl::opt<bool> DisableSCO("disable-ppc-sco",
+static cl::opt<bool> DisableSCO("disable-ppc-sco", cl::init(true),
 cl::desc("disable sibling call optimization on ppc"), cl::Hidden);
 
 STATISTIC(NumTailCalls, "Number of tail calls");

Modified: llvm/trunk/test/CodeGen/PowerPC/ppc64-sibcall-shrinkwrap.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/PowerPC/ppc64-sibcall-shrinkwrap.ll?rev=265528&r1=265527&r2=265528&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/PowerPC/ppc64-sibcall-shrinkwrap.ll (original)
+++ llvm/trunk/test/CodeGen/PowerPC/ppc64-sibcall-shrinkwrap.ll Wed Apr  6 05:48:36 2016
@@ -1,7 +1,7 @@
-; RUN: llc < %s -mtriple=powerpc64-unknown-linux-gnu --enable-shrink-wrap=false | FileCheck %s -check-prefix=CHECK-SCO-ONLY
-; RUN: llc < %s -mtriple=powerpc64-unknown-linux-gnu --enable-shrink-wrap=true | FileCheck %s -check-prefix=CHECK-SCO-SHRK
-; RUN: llc < %s -mtriple=powerpc64le-unknown-linux-gnu --enable-shrink-wrap=false | FileCheck %s -check-prefix=CHECK-SCO-ONLY
-; RUN: llc < %s -mtriple=powerpc64le-unknown-linux-gnu --enable-shrink-wrap=true | FileCheck %s -check-prefix=CHECK-SCO-SHRK
+; RUN: llc < %s -mtriple=powerpc64-unknown-linux-gnu -disable-ppc-sco=false --enable-shrink-wrap=false | FileCheck %s -check-prefix=CHECK-SCO-ONLY
+; RUN: llc < %s -mtriple=powerpc64-unknown-linux-gnu -disable-ppc-sco=false --enable-shrink-wrap=true | FileCheck %s -check-prefix=CHECK-SCO-SHRK
+; RUN: llc < %s -mtriple=powerpc64le-unknown-linux-gnu -disable-ppc-sco=false --enable-shrink-wrap=false | FileCheck %s -check-prefix=CHECK-SCO-ONLY
+; RUN: llc < %s -mtriple=powerpc64le-unknown-linux-gnu -disable-ppc-sco=false --enable-shrink-wrap=true | FileCheck %s -check-prefix=CHECK-SCO-SHRK
 
 %"class.clang::NamedDecl" = type { i32 }
 declare void @__assert_fail();

Modified: llvm/trunk/test/CodeGen/PowerPC/ppc64-sibcall.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/PowerPC/ppc64-sibcall.ll?rev=265528&r1=265527&r2=265528&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/PowerPC/ppc64-sibcall.ll (original)
+++ llvm/trunk/test/CodeGen/PowerPC/ppc64-sibcall.ll Wed Apr  6 05:48:36 2016
@@ -1,6 +1,6 @@
-; RUN: llc < %s -O1 -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu | FileCheck %s -check-prefix=CHECK-SCO
-; RUN: llc < %s -O1 -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr8 | FileCheck %s -check-prefix=CHECK-SCO-HASQPX
-; RUN: llc < %s -O1 -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu -mcpu=pwr8 | FileCheck %s -check-prefix=CHECK-SCO-HASQPX
+; RUN: llc < %s -O1 -disable-ppc-sco=false -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu | FileCheck %s -check-prefix=CHECK-SCO
+; RUN: llc < %s -O1 -disable-ppc-sco=false -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr8 | FileCheck %s -check-prefix=CHECK-SCO-HASQPX
+; RUN: llc < %s -O1 -disable-ppc-sco=false -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu -mcpu=pwr8 | FileCheck %s -check-prefix=CHECK-SCO-HASQPX
 
 ; No combination of "powerpc64le-unknown-linux-gnu" + "CHECK-SCO", because
 ; only Power8 (and later) fully support LE.