fix minsize detection: minsize attribute implies optimizing for size
llvm-svn: 244460
diff --git a/llvm/lib/Target/X86/X86ISelDAGToDAG.cpp b/llvm/lib/Target/X86/X86ISelDAGToDAG.cpp
index d7be9fe..34ea3b7 100644
--- a/llvm/lib/Target/X86/X86ISelDAGToDAG.cpp
+++ b/llvm/lib/Target/X86/X86ISelDAGToDAG.cpp
@@ -462,8 +462,7 @@
void X86DAGToDAGISel::PreprocessISelDAG() {
// OptForSize is used in pattern predicates that isel is matching.
- // FIXME: Use Function::optForSize().
- OptForSize = MF->getFunction()->hasFnAttribute(Attribute::OptimizeForSize);
+ OptForSize = MF->getFunction()->optForSize();
for (SelectionDAG::allnodes_iterator I = CurDAG->allnodes_begin(),
E = CurDAG->allnodes_end(); I != E; ) {
diff --git a/llvm/test/CodeGen/X86/splat-for-size.ll b/llvm/test/CodeGen/X86/splat-for-size.ll
index 916410a..6469786 100644
--- a/llvm/test/CodeGen/X86/splat-for-size.ll
+++ b/llvm/test/CodeGen/X86/splat-for-size.ll
@@ -43,7 +43,7 @@
; AVX can't do integer splats, so fake it: use vmovddup to splat 64-bit value.
; We also generate vmovddup for AVX2 because it's one byte smaller than vpbroadcastq.
-define <2 x i64> @splat_v2i64(<2 x i64> %x) #0 {
+define <2 x i64> @splat_v2i64(<2 x i64> %x) #1 {
%add = add <2 x i64> %x, <i64 1, i64 1>
ret <2 x i64> %add
; CHECK-LABEL: splat_v2i64