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-rw-r--r--llvm/lib/Target/ARM/ARMISelLowering.cpp1
-rw-r--r--llvm/lib/Target/ARM/ARMInstrMVE.td7
2 files changed, 8 insertions, 0 deletions
diff --git a/llvm/lib/Target/ARM/ARMISelLowering.cpp b/llvm/lib/Target/ARM/ARMISelLowering.cpp
index c5848c95094..6f7b6214e95 100644
--- a/llvm/lib/Target/ARM/ARMISelLowering.cpp
+++ b/llvm/lib/Target/ARM/ARMISelLowering.cpp
@@ -264,6 +264,7 @@ void ARMTargetLowering::addMVEVectorTypes(bool HasMVEFP) {
setOperationAction(ISD::CTLZ, VT, Legal);
setOperationAction(ISD::CTTZ, VT, Expand);
setOperationAction(ISD::BITREVERSE, VT, Legal);
+ setOperationAction(ISD::BSWAP, VT, Legal);
// No native support for these.
setOperationAction(ISD::UDIV, VT, Expand);
diff --git a/llvm/lib/Target/ARM/ARMInstrMVE.td b/llvm/lib/Target/ARM/ARMInstrMVE.td
index b931dd01d29..9623b4d1d57 100644
--- a/llvm/lib/Target/ARM/ARMInstrMVE.td
+++ b/llvm/lib/Target/ARM/ARMInstrMVE.td
@@ -1058,6 +1058,13 @@ def MVE_VREV32_16 : MVE_VREV<"vrev32", "16", 0b01, 0b01>;
def MVE_VREV16_8 : MVE_VREV<"vrev16", "8", 0b00, 0b10>;
let Predicates = [HasMVEInt] in {
+ def : Pat<(v8i16 (bswap (v8i16 MQPR:$src))),
+ (v8i16 (MVE_VREV16_8 (v8i16 MQPR:$src)))>;
+ def : Pat<(v4i32 (bswap (v4i32 MQPR:$src))),
+ (v4i32 (MVE_VREV32_8 (v4i32 MQPR:$src)))>;
+}
+
+let Predicates = [HasMVEInt] in {
def : Pat<(v4i32 (ARMvrev64 (v4i32 MQPR:$src))),
(v4i32 (MVE_VREV64_32 (v4i32 MQPR:$src)))>;
def : Pat<(v8i16 (ARMvrev64 (v8i16 MQPR:$src))),
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