[PATCH] D138532: [SPARC][clang] Enable frame pointer optimization by default

[Koakuma via Phabricator via cfe-commits]

koakuma created this revision.
koakuma added reviewers: arsenm, MaskRay, brad, dcederman.
Herald added subscribers: StephenFan, fedor.sergeev, jyknight.
Herald added a project: All.
koakuma requested review of this revision.
Herald added subscribers: cfe-commits, wdng.
Herald added a project: clang.

Enable frame pointer optimization by default to match it with other targets.
This brings a small reduction in generated binary sizes.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D138532

Files:
  clang/lib/Driver/ToolChains/Clang.cpp
  clang/test/Driver/frame-pointer-elim.c


Index: clang/test/Driver/frame-pointer-elim.c
===================================================================
--- clang/test/Driver/frame-pointer-elim.c
+++ clang/test/Driver/frame-pointer-elim.c
@@ -112,6 +112,20 @@
 // RUN: %clang -### -target powerpc64 -S -O1 %s 2>&1 | \
 // RUN:   FileCheck --check-prefix=KEEP-NONE %s
 
+// SPARC targets omit the frame pointer when optimizations are enabled.
+// RUN: %clang -### -target sparc -S %s 2>&1 | \
+// RUN:   FileCheck --check-prefix=KEEP-ALL %s
+// RUN: %clang -### -target sparc -S -O1 %s 2>&1 | \
+// RUN:   FileCheck --check-prefix=KEEP-NONE %s
+// RUN: %clang -### -target sparcel -S %s 2>&1 | \
+// RUN:   FileCheck --check-prefix=KEEP-ALL %s
+// RUN: %clang -### -target sparcel -S -O1 %s 2>&1 | \
+// RUN:   FileCheck --check-prefix=KEEP-NONE %s
+// RUN: %clang -### -target sparc64 -S %s 2>&1 | \
+// RUN:   FileCheck --check-prefix=KEEP-ALL %s
+// RUN: %clang -### -target sparc64 -S -O1 %s 2>&1 | \
+// RUN:   FileCheck --check-prefix=KEEP-NONE %s
+
 // For AAarch32 (A32, T32) linux targets, default omit frame pointer when
 // optimizations are enabled.
 // RUN: %clang -### -target arm-linux-gnueabihf- -marm -S %s 2>&1 | \
Index: clang/lib/Driver/ToolChains/Clang.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Clang.cpp
+++ clang/lib/Driver/ToolChains/Clang.cpp
@@ -538,6 +538,9 @@
   case llvm::Triple::ppc64le:
   case llvm::Triple::riscv32:
   case llvm::Triple::riscv64:
+  case llvm::Triple::sparc:
+  case llvm::Triple::sparcel:
+  case llvm::Triple::sparcv9:
   case llvm::Triple::amdgcn:
   case llvm::Triple::r600:
   case llvm::Triple::csky:


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