Author: Koakuma
Date: 2022-11-28T18:22:46-05:00
New Revision: 17d0a15478e96d8de611c90e760ca4f7b4ff5490

URL: 
https://github.com/llvm/llvm-project/commit/17d0a15478e96d8de611c90e760ca4f7b4ff5490
DIFF: 
https://github.com/llvm/llvm-project/commit/17d0a15478e96d8de611c90e760ca4f7b4ff5490.diff

LOG: [SPARC][clang] Enable frame pointer optimization by default

Enable frame pointer optimization by default to match it with other targets.

This brings a small reduction in generated binary sizes.

Fixes bug #48327

Reviewed By: arsenm

Differential Revision: https://reviews.llvm.org/D138532

Added: 
    

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

Removed: 
    


################################################################################
diff  --git a/clang/lib/Driver/ToolChains/Clang.cpp 
b/clang/lib/Driver/ToolChains/Clang.cpp
index d8a1ebb45f60b..d8ece4ee7a9f3 100644
--- a/clang/lib/Driver/ToolChains/Clang.cpp
+++ b/clang/lib/Driver/ToolChains/Clang.cpp
@@ -538,6 +538,9 @@ static bool useFramePointerForTargetByDefault(const ArgList 
&Args,
   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:

diff  --git a/clang/test/Driver/frame-pointer-elim.c 
b/clang/test/Driver/frame-pointer-elim.c
index 79cc0ee1b18b9..761b2ae713f83 100644
--- a/clang/test/Driver/frame-pointer-elim.c
+++ b/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 | \


        
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