[SystemZ] Enable frame-pointer elimination for -O1 and above
Copies the x86 behavior.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@186674 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index 87fbcd7..8df0578 100644
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -1799,9 +1799,10 @@
options::OPT_fomit_frame_pointer))
return A->getOption().matches(options::OPT_fno_omit_frame_pointer);
- // Don't use a frame pointer on linux x86 and x86_64 if optimizing.
+ // Don't use a frame pointer on linux x86, x86_64 and z if optimizing.
if ((Triple.getArch() == llvm::Triple::x86_64 ||
- Triple.getArch() == llvm::Triple::x86) &&
+ Triple.getArch() == llvm::Triple::x86 ||
+ Triple.getArch() == llvm::Triple::systemz) &&
Triple.getOS() == llvm::Triple::Linux) {
if (Arg *A = Args.getLastArg(options::OPT_O_Group))
if (!A->getOption().matches(options::OPT_O0))
@@ -1817,9 +1818,10 @@
options::OPT_momit_leaf_frame_pointer))
return A->getOption().matches(options::OPT_mno_omit_leaf_frame_pointer);
- // Don't use a leaf frame pointer on linux x86 and x86_64 if optimizing.
+ // Don't use a leaf frame pointer on linux x86, x86_64 and z if optimizing.
if ((Triple.getArch() == llvm::Triple::x86_64 ||
- Triple.getArch() == llvm::Triple::x86) &&
+ Triple.getArch() == llvm::Triple::x86 ||
+ Triple.getArch() == llvm::Triple::systemz) &&
Triple.getOS() == llvm::Triple::Linux) {
if (Arg *A = Args.getLastArg(options::OPT_O_Group))
if (!A->getOption().matches(options::OPT_O0))