R600: Implement TargetLowering::getVectorIdxTy()
We use MVT::i32 for the vector index type, because we use 32-bit
operations to caculate offsets when dynamically indexing vectors.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@187749 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/R600/AMDGPUISelLowering.cpp b/lib/Target/R600/AMDGPUISelLowering.cpp
index 5db36b0..efd2756 100644
--- a/lib/Target/R600/AMDGPUISelLowering.cpp
+++ b/lib/Target/R600/AMDGPUISelLowering.cpp
@@ -121,6 +121,15 @@
}
}
+//===----------------------------------------------------------------------===//
+// Target Information
+//===----------------------------------------------------------------------===//
+
+MVT AMDGPUTargetLowering::getVectorIdxTy() const {
+ return MVT::i32;
+}
+
+
//===---------------------------------------------------------------------===//
// Target Properties
//===---------------------------------------------------------------------===//
diff --git a/lib/Target/R600/AMDGPUISelLowering.h b/lib/Target/R600/AMDGPUISelLowering.h
index 0e1c131..f614e23 100644
--- a/lib/Target/R600/AMDGPUISelLowering.h
+++ b/lib/Target/R600/AMDGPUISelLowering.h
@@ -51,7 +51,7 @@
virtual bool isFAbsFree(EVT VT) const;
virtual bool isFNegFree(EVT VT) const;
-
+ virtual MVT getVectorIdxTy() const;
virtual SDValue LowerReturn(SDValue Chain, CallingConv::ID CallConv,
bool isVarArg,
const SmallVectorImpl<ISD::OutputArg> &Outs,
diff --git a/lib/Target/R600/SIInstructions.td b/lib/Target/R600/SIInstructions.td
index 7ae0ffd..500d15e 100644
--- a/lib/Target/R600/SIInstructions.td
+++ b/lib/Target/R600/SIInstructions.td
@@ -1792,25 +1792,25 @@
// 1. Extract with offset
def : Pat<
- (vector_extract vt:$vec, (i64 (zext (add i32:$idx, imm:$off)))),
+ (vector_extract vt:$vec, (add i32:$idx, imm:$off)),
(f32 (SI_INDIRECT_SRC (IMPLICIT_DEF), $vec, $idx, imm:$off))
>;
// 2. Extract without offset
def : Pat<
- (vector_extract vt:$vec, (i64 (zext i32:$idx))),
+ (vector_extract vt:$vec, i32:$idx),
(f32 (SI_INDIRECT_SRC (IMPLICIT_DEF), $vec, $idx, 0))
>;
// 3. Insert with offset
def : Pat<
- (vector_insert vt:$vec, f32:$val, (i64 (zext (add i32:$idx, imm:$off)))),
+ (vector_insert vt:$vec, f32:$val, (add i32:$idx, imm:$off)),
(IndDst (IMPLICIT_DEF), $vec, $idx, imm:$off, $val)
>;
// 4. Insert without offset
def : Pat<
- (vector_insert vt:$vec, f32:$val, (i64 (zext i32:$idx))),
+ (vector_insert vt:$vec, f32:$val, i32:$idx),
(IndDst (IMPLICIT_DEF), $vec, $idx, 0, $val)
>;
}