return Result;
}
+/// isVINSERTF128Index - Return true if the specified INSERT_SUBVECTOR
+/// operand specifies a subvector insert that is suitable for input to
+/// VINSERTF128.
+bool X86::isVINSERTF128Index(SDNode *N) {
+ if (!isa<ConstantSDNode>(N->getOperand(2).getNode()))
+ return false;
+
+ // The index should be aligned on a 128-bit boundary.
+ uint64_t Index =
+ cast<ConstantSDNode>(N->getOperand(2).getNode())->getZExtValue();
+
+ unsigned VL = N->getValueType(0).getVectorNumElements();
+ unsigned VBits = N->getValueType(0).getSizeInBits();
+ unsigned ElSize = VBits / VL;
+ bool Result = (Index * ElSize) % 128 == 0;
+
+ return Result;
+}
+
/// getShuffleSHUFImmediate - Return the appropriate immediate to shuffle
/// the specified VECTOR_SHUFFLE mask with PSHUF* and SHUFP* instructions.
unsigned X86::getShuffleSHUFImmediate(SDNode *N) {
return Index / NumElemsPerChunk;
}
+/// getInsertVINSERTF128Immediate - Return the appropriate immediate
+/// to insert at the specified INSERT_SUBVECTOR index with VINSERTF128
+/// instructions.
+unsigned X86::getInsertVINSERTF128Immediate(SDNode *N) {
+ if (!isa<ConstantSDNode>(N->getOperand(2).getNode()))
+ llvm_unreachable("Illegal insert subvector for VINSERTF128");
+
+ uint64_t Index =
+ cast<ConstantSDNode>(N->getOperand(2).getNode())->getZExtValue();
+
+ EVT VecVT = N->getValueType(0);
+ EVT ElVT = VecVT.getVectorElementType();
+
+ unsigned NumElemsPerChunk = 128 / ElVT.getSizeInBits();
+
+ return Index / NumElemsPerChunk;
+}
+
/// isZeroNode - Returns true if Elt is a constant zero or a floating point
/// constant +0.0.
bool X86::isZeroNode(SDValue Elt) {
/// suitable for input to VEXTRACTF128.
bool isVEXTRACTF128Index(SDNode *N);
+ /// isVINSERTF128Index - Return true if the specified
+ /// INSERT_SUBVECTOR operand specifies a subvector insert that is
+ /// suitable for input to VINSERTF128.
+ bool isVINSERTF128Index(SDNode *N);
+
/// getShuffleSHUFImmediate - Return the appropriate immediate to shuffle
/// the specified isShuffleMask VECTOR_SHUFFLE mask with PSHUF* and SHUFP*
/// instructions.
/// with VEXTRACTF128 instructions.
unsigned getExtractVEXTRACTF128Immediate(SDNode *N);
+ /// getInsertVINSERTF128Immediate - Return the appropriate
+ /// immediate to insert at the specified INSERT_SUBVECTOR index
+ /// with VINSERTF128 instructions.
+ unsigned getInsertVINSERTF128Immediate(SDNode *N);
+
/// isZeroNode - Returns true if Elt is a constant zero or a floating point
/// constant +0.0.
bool isZeroNode(SDValue Elt);
return getI8Imm(X86::getExtractVEXTRACTF128Immediate(N));
}]>;
+// INSERT_get_vinsertf128_imm xform function: convert insert_subvector index to
+// VINSERTF128 imm.
+def INSERT_get_vinsertf128_imm : SDNodeXForm<insert_subvector, [{
+ return getI8Imm(X86::getInsertVINSERTF128Immediate(N));
+}]>;
+
def splat_lo : PatFrag<(ops node:$lhs, node:$rhs),
(vector_shuffle node:$lhs, node:$rhs), [{
ShuffleVectorSDNode *SVOp = cast<ShuffleVectorSDNode>(N);
node:$index), [{
return X86::isVEXTRACTF128Index(N);
}], EXTRACT_get_vextractf128_imm>;
+
+def vinsertf128_insert : PatFrag<(ops node:$bigvec, node:$smallvec,
+ node:$index),
+ (insert_subvector node:$bigvec, node:$smallvec,
+ node:$index), [{
+ return X86::isVINSERTF128Index(N);
+}], INSERT_get_vinsertf128_imm>;
def : Pat<(int_x86_avx_vinsertf128_si_256 VR256:$src1, VR128:$src2, imm:$src3),
(VINSERTF128rr VR256:$src1, VR128:$src2, imm:$src3)>;
+def : Pat<(vinsertf128_insert:$ins (v8f32 VR256:$src1), (v4f32 VR128:$src2),
+ (i32 imm)),
+ (VINSERTF128rr VR256:$src1, VR128:$src2,
+ (INSERT_get_vinsertf128_imm VR256:$ins))>;
+def : Pat<(vinsertf128_insert:$ins (v4f64 VR256:$src1), (v2f64 VR128:$src2),
+ (i32 imm)),
+ (VINSERTF128rr VR256:$src1, VR128:$src2,
+ (INSERT_get_vinsertf128_imm VR256:$ins))>;
+def : Pat<(vinsertf128_insert:$ins (v8i32 VR256:$src1), (v4i32 VR128:$src2),
+ (i32 imm)),
+ (VINSERTF128rr VR256:$src1, VR128:$src2,
+ (INSERT_get_vinsertf128_imm VR256:$ins))>;
+def : Pat<(vinsertf128_insert:$ins (v4i64 VR256:$src1), (v2i64 VR128:$src2),
+ (i32 imm)),
+ (VINSERTF128rr VR256:$src1, VR128:$src2,
+ (INSERT_get_vinsertf128_imm VR256:$ins))>;
+
def : Pat<(int_x86_avx_vextractf128_pd_256 VR256:$src1, imm:$src2),
(VEXTRACTF128rr VR256:$src1, imm:$src2)>;
def : Pat<(int_x86_avx_vextractf128_ps_256 VR256:$src1, imm:$src2),