[llvm] 17f6e18 - [AArch64][SVE] Add SVE intrinsic for LD1RQ

Kerry McLaughlin via llvm-commits llvm-commits at lists.llvm.org
Wed Apr 22 03:55:34 PDT 2020


Author: Kerry McLaughlin
Date: 2020-04-22T11:29:27+01:00
New Revision: 17f6e18acf5bedd505a7a2194b556fc6f559ffb4

URL: https://github.com/llvm/llvm-project/commit/17f6e18acf5bedd505a7a2194b556fc6f559ffb4
DIFF: https://github.com/llvm/llvm-project/commit/17f6e18acf5bedd505a7a2194b556fc6f559ffb4.diff

LOG: [AArch64][SVE] Add SVE intrinsic for LD1RQ

Summary:
Adds the following intrinsic for contiguous load & replicate:
  - @llvm.aarch64.sve.ld1rq

The LD1RQ intrinsic only needs the SImmS16XForm added by this
patch. The others (SImmS2XForm, SImmS3XForm & SImmS4XForm)
were added for consistency.

Reviewers: andwar, sdesmalen, efriedma, cameron.mcinally, dancgr, rengolin

Reviewed By: sdesmalen

Subscribers: tschuett, kristof.beyls, hiraditya, rkruppe, psnobl, danielkiss, cfe-commits, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D76929

Added: 
    

Modified: 
    llvm/include/llvm/IR/IntrinsicsAArch64.td
    llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
    llvm/lib/Target/AArch64/AArch64ISelLowering.h
    llvm/lib/Target/AArch64/AArch64InstrFormats.td
    llvm/lib/Target/AArch64/AArch64SVEInstrInfo.td
    llvm/test/CodeGen/AArch64/sve-intrinsics-loads.ll

Removed: 
    


################################################################################
diff  --git a/llvm/include/llvm/IR/IntrinsicsAArch64.td b/llvm/include/llvm/IR/IntrinsicsAArch64.td
index c32fd480d95d..5edbe70b63d5 100644
--- a/llvm/include/llvm/IR/IntrinsicsAArch64.td
+++ b/llvm/include/llvm/IR/IntrinsicsAArch64.td
@@ -1307,6 +1307,8 @@ def int_aarch64_sve_ldnt1 : AdvSIMD_1Vec_PredLoad_Intrinsic;
 def int_aarch64_sve_ldnf1 : AdvSIMD_1Vec_PredLoad_Intrinsic;
 def int_aarch64_sve_ldff1 : AdvSIMD_1Vec_PredLoad_Intrinsic;
 
+def int_aarch64_sve_ld1rq : AdvSIMD_1Vec_PredLoad_Intrinsic;
+
 //
 // Stores
 //

diff  --git a/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp b/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
index cd19696e672b..ba31520d8837 100644
--- a/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
+++ b/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
@@ -1424,6 +1424,7 @@ const char *AArch64TargetLowering::getTargetNodeName(unsigned Opcode) const {
   case AArch64ISD::LDNF1S:            return "AArch64ISD::LDNF1S";
   case AArch64ISD::LDFF1:             return "AArch64ISD::LDFF1";
   case AArch64ISD::LDFF1S:            return "AArch64ISD::LDFF1S";
+  case AArch64ISD::LD1RQ:             return "AArch64ISD::LD1RQ";
   case AArch64ISD::GLD1:              return "AArch64ISD::GLD1";
   case AArch64ISD::GLD1_SCALED:       return "AArch64ISD::GLD1_SCALED";
   case AArch64ISD::GLD1_SXTW:         return "AArch64ISD::GLD1_SXTW";
@@ -11622,6 +11623,24 @@ static SDValue performLDNT1Combine(SDNode *N, SelectionDAG &DAG) {
   return L;
 }
 
+static SDValue performLD1RQCombine(SDNode *N, SelectionDAG &DAG) {
+  SDLoc DL(N);
+  EVT VT = N->getValueType(0);
+
+  EVT LoadVT = VT;
+  if (VT.isFloatingPoint())
+    LoadVT = VT.changeTypeToInteger();
+
+  SDValue Ops[] = {N->getOperand(0), N->getOperand(2), N->getOperand(3)};
+  SDValue Load = DAG.getNode(AArch64ISD::LD1RQ, DL, {LoadVT, MVT::Other}, Ops);
+  SDValue LoadChain = SDValue(Load.getNode(), 1);
+
+  if (VT.isFloatingPoint())
+    Load = DAG.getNode(ISD::BITCAST, DL, VT, Load.getValue(0));
+
+  return DAG.getMergeValues({ Load, LoadChain }, DL);
+}
+
 static SDValue performST1Combine(SDNode *N, SelectionDAG &DAG) {
   SDLoc DL(N);
   SDValue Data = N->getOperand(2);
@@ -13211,6 +13230,8 @@ SDValue AArch64TargetLowering::PerformDAGCombine(SDNode *N,
       return performNEONPostLDSTCombine(N, DCI, DAG);
     case Intrinsic::aarch64_sve_ldnt1:
       return performLDNT1Combine(N, DAG);
+    case Intrinsic::aarch64_sve_ld1rq:
+      return performLD1RQCombine(N, DAG);
     case Intrinsic::aarch64_sve_ldnt1_gather_scalar_offset:
       return performGatherLoadCombine(N, DAG, AArch64ISD::GLDNT1);
     case Intrinsic::aarch64_sve_ldnt1_gather:

diff  --git a/llvm/lib/Target/AArch64/AArch64ISelLowering.h b/llvm/lib/Target/AArch64/AArch64ISelLowering.h
index 23ee45286351..8749d808336e 100644
--- a/llvm/lib/Target/AArch64/AArch64ISelLowering.h
+++ b/llvm/lib/Target/AArch64/AArch64ISelLowering.h
@@ -226,6 +226,7 @@ enum NodeType : unsigned {
   LDNF1S,
   LDFF1,
   LDFF1S,
+  LD1RQ,
 
   // Unsigned gather loads.
   GLD1,

diff  --git a/llvm/lib/Target/AArch64/AArch64InstrFormats.td b/llvm/lib/Target/AArch64/AArch64InstrFormats.td
index 9d254bdf6940..061e2a0ec619 100644
--- a/llvm/lib/Target/AArch64/AArch64InstrFormats.td
+++ b/llvm/lib/Target/AArch64/AArch64InstrFormats.td
@@ -483,6 +483,19 @@ def uimm6s16 : Operand<i64>, ImmLeaf<i64,
   let ParserMatchClass = UImm6s16Operand;
 }
 
+def SImmS2XForm : SDNodeXForm<imm, [{
+  return CurDAG->getTargetConstant(N->getSExtValue() / 2, SDLoc(N), MVT::i64);
+}]>;
+def SImmS3XForm : SDNodeXForm<imm, [{
+  return CurDAG->getTargetConstant(N->getSExtValue() / 3, SDLoc(N), MVT::i64);
+}]>;
+def SImmS4XForm : SDNodeXForm<imm, [{
+  return CurDAG->getTargetConstant(N->getSExtValue() / 4, SDLoc(N), MVT::i64);
+}]>;
+def SImmS16XForm : SDNodeXForm<imm, [{
+  return CurDAG->getTargetConstant(N->getSExtValue() / 16, SDLoc(N), MVT::i64);
+}]>;
+
 // simm6sN predicate - True if the immediate is a multiple of N in the range
 // [-32 * N, 31 * N].
 def SImm6s1Operand : SImmScaledMemoryIndexed<6, 1>;
@@ -506,27 +519,27 @@ def simm4s1 : Operand<i64>, ImmLeaf<i64,
 }
 
 def simm4s2 : Operand<i64>, ImmLeaf<i64,
-[{ return Imm >=-16  && Imm <= 14 && (Imm % 2) == 0x0; }]> {
+[{ return Imm >=-16  && Imm <= 14 && (Imm % 2) == 0x0; }], SImmS2XForm> {
   let PrintMethod = "printImmScale<2>";
   let ParserMatchClass = SImm4s2Operand;
   let DecoderMethod = "DecodeSImm<4>";
 }
 
 def simm4s3 : Operand<i64>, ImmLeaf<i64,
-[{ return Imm >=-24  && Imm <= 21 && (Imm % 3) == 0x0; }]> {
+[{ return Imm >=-24  && Imm <= 21 && (Imm % 3) == 0x0; }], SImmS3XForm> {
   let PrintMethod = "printImmScale<3>";
   let ParserMatchClass = SImm4s3Operand;
   let DecoderMethod = "DecodeSImm<4>";
 }
 
 def simm4s4 : Operand<i64>, ImmLeaf<i64,
-[{ return Imm >=-32  && Imm <= 28 && (Imm % 4) == 0x0; }]> {
+[{ return Imm >=-32  && Imm <= 28 && (Imm % 4) == 0x0; }], SImmS4XForm> {
   let PrintMethod = "printImmScale<4>";
   let ParserMatchClass = SImm4s4Operand;
   let DecoderMethod = "DecodeSImm<4>";
 }
 def simm4s16 : Operand<i64>, ImmLeaf<i64,
-[{ return Imm >=-128  && Imm <= 112 && (Imm % 16) == 0x0; }]> {
+[{ return Imm >=-128  && Imm <= 112 && (Imm % 16) == 0x0; }], SImmS16XForm> {
   let PrintMethod = "printImmScale<16>";
   let ParserMatchClass = SImm4s16Operand;
   let DecoderMethod = "DecodeSImm<4>";

diff  --git a/llvm/lib/Target/AArch64/AArch64SVEInstrInfo.td b/llvm/lib/Target/AArch64/AArch64SVEInstrInfo.td
index 1712cd260f33..52e0377fdecc 100644
--- a/llvm/lib/Target/AArch64/AArch64SVEInstrInfo.td
+++ b/llvm/lib/Target/AArch64/AArch64SVEInstrInfo.td
@@ -31,6 +31,16 @@ def AArch64ldff1 : SDNode<"AArch64ISD::LDFF1", SDT_AArch64_LD1, [SDNPHasChain, S
 def AArch64ldnf1s : SDNode<"AArch64ISD::LDNF1S", SDT_AArch64_LD1, [SDNPHasChain, SDNPMayLoad, SDNPOptInGlue, SDNPOutGlue]>;
 def AArch64ldff1s : SDNode<"AArch64ISD::LDFF1S", SDT_AArch64_LD1, [SDNPHasChain, SDNPMayLoad, SDNPOptInGlue, SDNPOutGlue]>;
 
+// Contiguous load and replicate - node definitions
+//
+
+def SDT_AArch64_LD1RQ : SDTypeProfile<1, 2, [
+  SDTCisVec<0>, SDTCisVec<1>, SDTCisPtrTy<2>,
+  SDTCVecEltisVT<1,i1>, SDTCisSameNumEltsAs<0,1>
+]>;
+
+def AArch64ld1rq  : SDNode<"AArch64ISD::LD1RQ",  SDT_AArch64_LD1RQ, [SDNPHasChain, SDNPMayLoad]>;
+
 // Gather loads - node definitions
 //
 def SDT_AArch64_GATHER_SV : SDTypeProfile<1, 4, [
@@ -1317,6 +1327,25 @@ multiclass sve_prefetch<SDPatternOperator prefetch, ValueType PredTy, Instructio
   def : Pat<(AArch64ptest (nxv2i1 PPR:$pg), (nxv2i1 PPR:$src)),
             (PTEST_PP PPR:$pg, PPR:$src)>;
 
+  // LD1R of 128-bit masked data
+  def : Pat<(nxv16i8 (AArch64ld1rq PPR:$gp, GPR64:$base)),
+            (LD1RQ_B_IMM $gp, $base, (i64 0))>;
+  def : Pat<(nxv8i16 (AArch64ld1rq PPR:$gp, GPR64:$base)),
+            (LD1RQ_H_IMM $gp, $base, (i64 0))>;
+  def : Pat<(nxv4i32 (AArch64ld1rq PPR:$gp, GPR64:$base)),
+            (LD1RQ_W_IMM $gp, $base, (i64 0))>;
+  def : Pat<(nxv2i64 (AArch64ld1rq PPR:$gp, GPR64:$base)),
+            (LD1RQ_D_IMM $gp, $base, (i64 0))>;
+
+  def : Pat<(nxv16i8 (AArch64ld1rq PPR:$gp, (add GPR64:$base, (i64 simm4s16:$imm)))),
+            (LD1RQ_B_IMM $gp, $base, simm4s16:$imm)>;
+  def : Pat<(nxv8i16 (AArch64ld1rq PPR:$gp, (add GPR64:$base, (i64 simm4s16:$imm)))),
+            (LD1RQ_H_IMM $gp, $base, simm4s16:$imm)>;
+  def : Pat<(nxv4i32 (AArch64ld1rq PPR:$gp, (add GPR64:$base, (i64 simm4s16:$imm)))),
+            (LD1RQ_W_IMM $gp, $base, simm4s16:$imm)>;
+  def : Pat<(nxv2i64 (AArch64ld1rq PPR:$gp, (add GPR64:$base, (i64 simm4s16:$imm)))),
+            (LD1RQ_D_IMM $gp, $base, simm4s16:$imm)>;
+
   def : Pat<(sext_inreg (nxv2i64 ZPR:$Zs), nxv2i32), (SXTW_ZPmZ_D (IMPLICIT_DEF), (PTRUE_D 31), ZPR:$Zs)>;
   def : Pat<(sext_inreg (nxv2i64 ZPR:$Zs), nxv2i16), (SXTH_ZPmZ_D (IMPLICIT_DEF), (PTRUE_D 31), ZPR:$Zs)>;
   def : Pat<(sext_inreg (nxv2i64 ZPR:$Zs), nxv2i8),  (SXTB_ZPmZ_D (IMPLICIT_DEF), (PTRUE_D 31), ZPR:$Zs)>;

diff  --git a/llvm/test/CodeGen/AArch64/sve-intrinsics-loads.ll b/llvm/test/CodeGen/AArch64/sve-intrinsics-loads.ll
index 8f180d008306..74717d393f55 100644
--- a/llvm/test/CodeGen/AArch64/sve-intrinsics-loads.ll
+++ b/llvm/test/CodeGen/AArch64/sve-intrinsics-loads.ll
@@ -1,5 +1,178 @@
 ; RUN: llc -mtriple=aarch64-linux-gnu -mattr=+sve < %s | FileCheck %s
 
+;
+; LD1RQB
+;
+
+define <vscale x 16 x i8> @ld1rqb_i8(<vscale x 16 x i1> %pred, i8* %addr) {
+; CHECK-LABEL: ld1rqb_i8:
+; CHECK: ld1rqb { z0.b }, p0/z, [x0]
+; CHECK-NEXT: ret
+  %res = call <vscale x 16 x i8> @llvm.aarch64.sve.ld1rq.nxv16i8(<vscale x 16 x i1> %pred, i8* %addr)
+  ret <vscale x 16 x i8> %res
+}
+
+define <vscale x 16 x i8> @ld1rqb_i8_imm(<vscale x 16 x i1> %pred, i8* %addr) {
+; CHECK-LABEL: ld1rqb_i8_imm:
+; CHECK: ld1rqb { z0.b }, p0/z, [x0, #16]
+; CHECK-NEXT: ret
+  %ptr = getelementptr inbounds i8, i8* %addr, i8 16
+  %res = call <vscale x 16 x i8> @llvm.aarch64.sve.ld1rq.nxv16i8(<vscale x 16 x i1> %pred, i8* %ptr)
+  ret <vscale x 16 x i8> %res
+}
+
+define <vscale x 16 x i8> @ld1rqb_i8_imm_lower_bound(<vscale x 16 x i1> %pred, i8* %addr) {
+; CHECK-LABEL: ld1rqb_i8_imm_lower_bound:
+; CHECK: ld1rqb { z0.b }, p0/z, [x0, #-128]
+; CHECK-NEXT: ret
+  %ptr = getelementptr inbounds i8, i8* %addr, i8 -128
+  %res = call <vscale x 16 x i8> @llvm.aarch64.sve.ld1rq.nxv16i8(<vscale x 16 x i1> %pred, i8* %ptr)
+  ret <vscale x 16 x i8> %res
+}
+
+define <vscale x 16 x i8> @ld1rqb_i8_imm_upper_bound(<vscale x 16 x i1> %pred, i8* %addr) {
+; CHECK-LABEL: ld1rqb_i8_imm_upper_bound:
+; CHECK: ld1rqb { z0.b }, p0/z, [x0, #112]
+; CHECK-NEXT: ret
+  %ptr = getelementptr inbounds i8, i8* %addr, i8 112
+  %res = call <vscale x 16 x i8> @llvm.aarch64.sve.ld1rq.nxv16i8(<vscale x 16 x i1> %pred, i8* %ptr)
+  ret <vscale x 16 x i8> %res
+}
+
+define <vscale x 16 x i8> @ld1rqb_i8_imm_out_of_lower_bound(<vscale x 16 x i1> %pred, i8* %addr) {
+; CHECK-LABEL: ld1rqb_i8_imm_out_of_lower_bound:
+; CHECK: sub x8, x0, #129
+; CHECK-NEXT: ld1rqb { z0.b }, p0/z, [x8]
+; CHECK-NEXT: ret
+  %ptr = getelementptr inbounds i8, i8* %addr, i64 -129
+  %res = call <vscale x 16 x i8> @llvm.aarch64.sve.ld1rq.nxv16i8(<vscale x 16 x i1> %pred, i8* %ptr)
+  ret <vscale x 16 x i8> %res
+}
+
+define <vscale x 16 x i8> @ld1rqb_i8_imm_out_of_upper_bound(<vscale x 16 x i1> %pred, i8* %addr) {
+; CHECK-LABEL: ld1rqb_i8_imm_out_of_upper_bound:
+; CHECK: add x8, x0, #113
+; CHECK-NEXT: ld1rqb { z0.b }, p0/z, [x8]
+; CHECK-NEXT: ret
+  %ptr = getelementptr inbounds i8, i8* %addr, i64 113
+  %res = call <vscale x 16 x i8> @llvm.aarch64.sve.ld1rq.nxv16i8(<vscale x 16 x i1> %pred, i8* %ptr)
+  ret <vscale x 16 x i8> %res
+}
+
+;
+; LD1RQH
+;
+
+define <vscale x 8 x i16> @ld1rqh_i16(<vscale x 8 x i1> %pred, i16* %addr) {
+; CHECK-LABEL: ld1rqh_i16:
+; CHECK: ld1rqh { z0.h }, p0/z, [x0]
+; CHECK-NEXT: ret
+  %res = call <vscale x 8 x i16> @llvm.aarch64.sve.ld1rq.nxv8i16(<vscale x 8 x i1> %pred, i16* %addr)
+  ret <vscale x 8 x i16> %res
+}
+
+define <vscale x 8 x half> @ld1rqh_f16(<vscale x 8 x i1> %pred, half* %addr) {
+; CHECK-LABEL: ld1rqh_f16:
+; CHECK: ld1rqh { z0.h }, p0/z, [x0]
+; CHECK-NEXT: ret
+  %res = call <vscale x 8 x half> @llvm.aarch64.sve.ld1rq.nxv8f16(<vscale x 8 x i1> %pred, half* %addr)
+  ret <vscale x 8 x half> %res
+}
+
+define <vscale x 8 x i16> @ld1rqh_i16_imm(<vscale x 8 x i1> %pred, i16* %addr) {
+; CHECK-LABEL: ld1rqh_i16_imm:
+; CHECK: ld1rqh { z0.h }, p0/z, [x0, #-64]
+; CHECK-NEXT: ret
+  %ptr = getelementptr inbounds i16, i16* %addr, i16 -32
+  %res = call <vscale x 8 x i16> @llvm.aarch64.sve.ld1rq.nxv8i16(<vscale x 8 x i1> %pred, i16* %ptr)
+  ret <vscale x 8 x i16> %res
+}
+
+define <vscale x 8 x half> @ld1rqh_f16_imm(<vscale x 8 x i1> %pred, half* %addr) {
+; CHECK-LABEL: ld1rqh_f16_imm:
+; CHECK: ld1rqh { z0.h }, p0/z, [x0, #-16]
+; CHECK-NEXT: ret
+  %ptr = getelementptr inbounds half, half* %addr, i16 -8
+  %res = call <vscale x 8 x half> @llvm.aarch64.sve.ld1rq.nxv8f16(<vscale x 8 x i1> %pred, half* %ptr)
+  ret <vscale x 8 x half> %res
+}
+
+;
+; LD1RQW
+;
+
+define <vscale x 4 x i32> @ld1rqw_i32(<vscale x 4 x i1> %pred, i32* %addr) {
+; CHECK-LABEL: ld1rqw_i32:
+; CHECK: ld1rqw { z0.s }, p0/z, [x0]
+; CHECK-NEXT: ret
+  %res = call <vscale x 4 x i32> @llvm.aarch64.sve.ld1rq.nxv4i32(<vscale x 4 x i1> %pred, i32* %addr)
+  ret <vscale x 4 x i32> %res
+}
+
+define <vscale x 4 x float> @ld1rqw_f32(<vscale x 4 x i1> %pred, float* %addr) {
+; CHECK-LABEL: ld1rqw_f32:
+; CHECK: ld1rqw { z0.s }, p0/z, [x0]
+; CHECK-NEXT: ret
+  %res = call <vscale x 4 x float> @llvm.aarch64.sve.ld1rq.nxv4f32(<vscale x 4 x i1> %pred, float* %addr)
+  ret <vscale x 4 x float> %res
+}
+
+define <vscale x 4 x i32> @ld1rqw_i32_imm(<vscale x 4 x i1> %pred, i32* %addr) {
+; CHECK-LABEL: ld1rqw_i32_imm:
+; CHECK: ld1rqw { z0.s }, p0/z, [x0, #112]
+; CHECK-NEXT: ret
+  %ptr = getelementptr inbounds i32, i32* %addr, i32 28
+  %res = call <vscale x 4 x i32> @llvm.aarch64.sve.ld1rq.nxv4i32(<vscale x 4 x i1> %pred, i32* %ptr)
+  ret <vscale x 4 x i32> %res
+}
+
+define <vscale x 4 x float> @ld1rqw_f32_imm(<vscale x 4 x i1> %pred, float* %addr) {
+; CHECK-LABEL: ld1rqw_f32_imm:
+; CHECK: ld1rqw { z0.s }, p0/z, [x0, #32]
+; CHECK-NEXT: ret
+  %ptr = getelementptr inbounds float, float* %addr, i32 8
+  %res = call <vscale x 4 x float> @llvm.aarch64.sve.ld1rq.nxv4f32(<vscale x 4 x i1> %pred, float* %ptr)
+  ret <vscale x 4 x float> %res
+}
+
+;
+; LD1RQD
+;
+
+define <vscale x 2 x i64> @ld1rqd_i64(<vscale x 2 x i1> %pred, i64* %addr) {
+; CHECK-LABEL: ld1rqd_i64:
+; CHECK: ld1rqd { z0.d }, p0/z, [x0]
+; CHECK-NEXT: ret
+  %res = call <vscale x 2 x i64> @llvm.aarch64.sve.ld1rq.nxv2i64(<vscale x 2 x i1> %pred, i64* %addr)
+  ret <vscale x 2 x i64> %res
+}
+
+define <vscale x 2 x double> @ld1rqd_f64(<vscale x 2 x i1> %pred, double* %addr) {
+; CHECK-LABEL: ld1rqd_f64:
+; CHECK: ld1rqd { z0.d }, p0/z, [x0]
+; CHECK-NEXT: ret
+  %res = call <vscale x 2 x double> @llvm.aarch64.sve.ld1rq.nxv2f64(<vscale x 2 x i1> %pred, double* %addr)
+  ret <vscale x 2 x double> %res
+}
+
+define <vscale x 2 x i64> @ld1rqd_i64_imm(<vscale x 2 x i1> %pred, i64* %addr) {
+; CHECK-LABEL: ld1rqd_i64_imm:
+; CHECK: ld1rqd { z0.d }, p0/z, [x0, #64]
+; CHECK-NEXT: ret
+  %ptr = getelementptr inbounds i64, i64* %addr, i64 8
+  %res = call <vscale x 2 x i64> @llvm.aarch64.sve.ld1rq.nxv2i64(<vscale x 2 x i1> %pred, i64* %ptr)
+  ret <vscale x 2 x i64> %res
+}
+
+define <vscale x 2 x double> @ld1rqd_f64_imm(<vscale x 2 x i1> %pred, double* %addr) {
+; CHECK-LABEL: ld1rqd_f64_imm:
+; CHECK: ld1rqd { z0.d }, p0/z, [x0, #-128]
+; CHECK-NEXT: ret
+  %ptr = getelementptr inbounds double, double* %addr, i64 -16
+  %res = call <vscale x 2 x double> @llvm.aarch64.sve.ld1rq.nxv2f64(<vscale x 2 x i1> %pred, double* %ptr)
+  ret <vscale x 2 x double> %res
+}
+
 ;
 ; LDNT1B
 ;
@@ -79,6 +252,14 @@ define <vscale x 2 x double> @ldnt1d_f64(<vscale x 2 x i1> %pred, double* %addr)
   ret <vscale x 2 x double> %res
 }
 
+declare <vscale x 16 x i8> @llvm.aarch64.sve.ld1rq.nxv16i8(<vscale x 16 x i1>, i8*)
+declare <vscale x 8 x i16> @llvm.aarch64.sve.ld1rq.nxv8i16(<vscale x 8 x i1>, i16*)
+declare <vscale x 4 x i32> @llvm.aarch64.sve.ld1rq.nxv4i32(<vscale x 4 x i1>, i32*)
+declare <vscale x 2 x i64> @llvm.aarch64.sve.ld1rq.nxv2i64(<vscale x 2 x i1>, i64*)
+declare <vscale x 8 x half> @llvm.aarch64.sve.ld1rq.nxv8f16(<vscale x 8 x i1>, half*)
+declare <vscale x 4 x float> @llvm.aarch64.sve.ld1rq.nxv4f32(<vscale x 4 x i1>, float*)
+declare <vscale x 2 x double> @llvm.aarch64.sve.ld1rq.nxv2f64(<vscale x 2 x i1>, double*)
+
 declare <vscale x 16 x i8> @llvm.aarch64.sve.ldnt1.nxv16i8(<vscale x 16 x i1>, i8*)
 declare <vscale x 8 x i16> @llvm.aarch64.sve.ldnt1.nxv8i16(<vscale x 8 x i1>, i16*)
 declare <vscale x 4 x i32> @llvm.aarch64.sve.ldnt1.nxv4i32(<vscale x 4 x i1>, i32*)


        


More information about the llvm-commits mailing list