Expand all atomic ops for mips16.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166935 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Mips/MipsISelLowering.cpp b/lib/Target/Mips/MipsISelLowering.cpp
index 94e1868..b485b5e 100644
--- a/lib/Target/Mips/MipsISelLowering.cpp
+++ b/lib/Target/Mips/MipsISelLowering.cpp
@@ -212,8 +212,14 @@
setOperationAction(ISD::VASTART, MVT::Other, Custom);
setOperationAction(ISD::FCOPYSIGN, MVT::f32, Custom);
setOperationAction(ISD::FCOPYSIGN, MVT::f64, Custom);
- setOperationAction(ISD::MEMBARRIER, MVT::Other, Custom);
- setOperationAction(ISD::ATOMIC_FENCE, MVT::Other, Custom);
+ if (Subtarget->inMips16Mode()) {
+ setOperationAction(ISD::MEMBARRIER, MVT::Other, Expand);
+ setOperationAction(ISD::ATOMIC_FENCE, MVT::Other, Expand);
+ }
+ else {
+ setOperationAction(ISD::MEMBARRIER, MVT::Other, Custom);
+ setOperationAction(ISD::ATOMIC_FENCE, MVT::Other, Custom);
+ }
if (!Subtarget->inMips16Mode()) {
setOperationAction(ISD::LOAD, MVT::i32, Custom);
setOperationAction(ISD::STORE, MVT::i32, Custom);
@@ -320,6 +326,21 @@
setOperationAction(ISD::ATOMIC_STORE, MVT::i32, Expand);
setOperationAction(ISD::ATOMIC_STORE, MVT::i64, Expand);
+ if (Subtarget->inMips16Mode()) {
+ setOperationAction(ISD::ATOMIC_CMP_SWAP, MVT::i32, Expand);
+ setOperationAction(ISD::ATOMIC_SWAP, MVT::i32, Expand);
+ setOperationAction(ISD::ATOMIC_LOAD_ADD, MVT::i32, Expand);
+ setOperationAction(ISD::ATOMIC_LOAD_SUB, MVT::i32, Expand);
+ setOperationAction(ISD::ATOMIC_LOAD_AND, MVT::i32, Expand);
+ setOperationAction(ISD::ATOMIC_LOAD_OR, MVT::i32, Expand);
+ setOperationAction(ISD::ATOMIC_LOAD_XOR, MVT::i32, Expand);
+ setOperationAction(ISD::ATOMIC_LOAD_NAND, MVT::i32, Expand);
+ setOperationAction(ISD::ATOMIC_LOAD_MIN, MVT::i32, Expand);
+ setOperationAction(ISD::ATOMIC_LOAD_MAX, MVT::i32, Expand);
+ setOperationAction(ISD::ATOMIC_LOAD_UMIN, MVT::i32, Expand);
+ setOperationAction(ISD::ATOMIC_LOAD_UMAX, MVT::i32, Expand);
+ }
+
setInsertFencesForAtomic(true);
if (!Subtarget->hasSEInReg()) {