[llvm] [AArch64] Consistently use/don't use glue with AArch64ISD nodes (NFC) (PR #140715)
Benjamin Maxwell via llvm-commits
llvm-commits at lists.llvm.org
Wed May 21 02:27:26 PDT 2025
https://github.com/MacDue updated https://github.com/llvm/llvm-project/pull/140715
>From afef2a930afdc9144f54e6d3cdc9f2a96fcddf10 Mon Sep 17 00:00:00 2001
From: Benjamin Maxwell <benjamin.maxwell at arm.com>
Date: Tue, 20 May 2025 11:33:22 +0000
Subject: [PATCH] [AArch64] Consistently use/don't use glue with AArch64ISD
nodes (NFC)
1. This patch removes claims of having in/out glue from nodes that are
never emitted with glue.
2. Ensures that nodes that _sometimes_ are emitted with glue
consistently add it to their type declaration.
These issues are not checked now, but were found by the verification
added in #140472.
Part of #140472.
---
.../Target/AArch64/AArch64ISelLowering.cpp | 16 +++----
.../lib/Target/AArch64/AArch64SVEInstrInfo.td | 42 +++++++++----------
2 files changed, 30 insertions(+), 28 deletions(-)
diff --git a/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp b/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
index 18358cbdbfdcc..6fc8354a4bbeb 100644
--- a/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
+++ b/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
@@ -6033,12 +6033,12 @@ SDValue AArch64TargetLowering::LowerINTRINSIC_VOID(SDValue Op,
}
case Intrinsic::aarch64_sme_za_enable:
return DAG.getNode(
- AArch64ISD::SMSTART, DL, MVT::Other,
+ AArch64ISD::SMSTART, DL, DAG.getVTList(MVT::Other, MVT::Glue),
Op->getOperand(0), // Chain
DAG.getTargetConstant((int32_t)(AArch64SVCR::SVCRZA), DL, MVT::i32));
case Intrinsic::aarch64_sme_za_disable:
return DAG.getNode(
- AArch64ISD::SMSTOP, DL, MVT::Other,
+ AArch64ISD::SMSTOP, DL, DAG.getVTList(MVT::Other, MVT::Glue),
Op->getOperand(0), // Chain
DAG.getTargetConstant((int32_t)(AArch64SVCR::SVCRZA), DL, MVT::i32));
}
@@ -8543,8 +8543,8 @@ SDValue AArch64TargetLowering::LowerCallResult(
}
if (RequiresSMChange && isPassedInFPR(VA.getValVT()))
- Val = DAG.getNode(AArch64ISD::COALESCER_BARRIER, DL, Val.getValueType(),
- Val);
+ Val = DAG.getNode(AArch64ISD::COALESCER_BARRIER, DL,
+ DAG.getVTList(Val.getValueType(), MVT::Glue), Val);
InVals.push_back(Val);
}
@@ -9377,7 +9377,7 @@ AArch64TargetLowering::LowerCall(CallLoweringInfo &CLI,
// smstart/smstop and the call by the simple register coalescer.
if (RequiresSMChange && isPassedInFPR(Arg.getValueType()))
Arg = DAG.getNode(AArch64ISD::COALESCER_BARRIER, DL,
- Arg.getValueType(), Arg);
+ DAG.getVTList(Arg.getValueType(), MVT::Glue), Arg);
RegsToPass.emplace_back(VA.getLocReg(), Arg);
RegsUsed.insert(VA.getLocReg());
const TargetOptions &Options = DAG.getTarget().Options;
@@ -9855,8 +9855,10 @@ AArch64TargetLowering::LowerReturn(SDValue Chain, CallingConv::ID CallConv,
for (auto &RetVal : RetVals) {
if (FuncAttrs.hasStreamingBody() && !FuncAttrs.hasStreamingInterface() &&
isPassedInFPR(RetVal.second.getValueType()))
- RetVal.second = DAG.getNode(AArch64ISD::COALESCER_BARRIER, DL,
- RetVal.second.getValueType(), RetVal.second);
+ RetVal.second =
+ DAG.getNode(AArch64ISD::COALESCER_BARRIER, DL,
+ DAG.getVTList(RetVal.second.getValueType(), MVT::Glue),
+ RetVal.second);
Chain = DAG.getCopyToReg(Chain, DL, RetVal.first, RetVal.second, Glue);
Glue = Chain.getValue(1);
RetOps.push_back(
diff --git a/llvm/lib/Target/AArch64/AArch64SVEInstrInfo.td b/llvm/lib/Target/AArch64/AArch64SVEInstrInfo.td
index a4bcd6847c4f0..020051bbadea5 100644
--- a/llvm/lib/Target/AArch64/AArch64SVEInstrInfo.td
+++ b/llvm/lib/Target/AArch64/AArch64SVEInstrInfo.td
@@ -32,16 +32,16 @@ def SDT_AArch64_LD1 : SDTypeProfile<1, 3, [
SDTCVecEltisVT<1,i1>, SDTCisSameNumEltsAs<0,1>
]>;
-def AArch64ld1_z : SDNode<"AArch64ISD::LD1_MERGE_ZERO", SDT_AArch64_LD1, [SDNPHasChain, SDNPMayLoad, SDNPOptInGlue]>;
-def AArch64ld1s_z : SDNode<"AArch64ISD::LD1S_MERGE_ZERO", SDT_AArch64_LD1, [SDNPHasChain, SDNPMayLoad, SDNPOptInGlue]>;
+def AArch64ld1_z : SDNode<"AArch64ISD::LD1_MERGE_ZERO", SDT_AArch64_LD1, [SDNPHasChain, SDNPMayLoad]>;
+def AArch64ld1s_z : SDNode<"AArch64ISD::LD1S_MERGE_ZERO", SDT_AArch64_LD1, [SDNPHasChain, SDNPMayLoad]>;
// Non-faulting & first-faulting loads - node definitions
//
-def AArch64ldnf1_z : SDNode<"AArch64ISD::LDNF1_MERGE_ZERO", SDT_AArch64_LD1, [SDNPHasChain, SDNPMayLoad, SDNPOptInGlue, SDNPOutGlue]>;
-def AArch64ldff1_z : SDNode<"AArch64ISD::LDFF1_MERGE_ZERO", SDT_AArch64_LD1, [SDNPHasChain, SDNPMayLoad, SDNPOptInGlue, SDNPOutGlue]>;
+def AArch64ldnf1_z : SDNode<"AArch64ISD::LDNF1_MERGE_ZERO", SDT_AArch64_LD1, [SDNPHasChain, SDNPMayLoad]>;
+def AArch64ldff1_z : SDNode<"AArch64ISD::LDFF1_MERGE_ZERO", SDT_AArch64_LD1, [SDNPHasChain, SDNPMayLoad]>;
-def AArch64ldnf1s_z : SDNode<"AArch64ISD::LDNF1S_MERGE_ZERO", SDT_AArch64_LD1, [SDNPHasChain, SDNPMayLoad, SDNPOptInGlue, SDNPOutGlue]>;
-def AArch64ldff1s_z : SDNode<"AArch64ISD::LDFF1S_MERGE_ZERO", SDT_AArch64_LD1, [SDNPHasChain, SDNPMayLoad, SDNPOptInGlue, SDNPOutGlue]>;
+def AArch64ldnf1s_z : SDNode<"AArch64ISD::LDNF1S_MERGE_ZERO", SDT_AArch64_LD1, [SDNPHasChain, SDNPMayLoad]>;
+def AArch64ldff1s_z : SDNode<"AArch64ISD::LDFF1S_MERGE_ZERO", SDT_AArch64_LD1, [SDNPHasChain, SDNPMayLoad]>;
// Contiguous load and replicate - node definitions
//
@@ -82,21 +82,21 @@ def AArch64ld1s_gather_uxtw_scaled_z : SDNode<"AArch64ISD::GLD1S_UXTW_SCALED_MER
def AArch64ld1s_gather_sxtw_scaled_z : SDNode<"AArch64ISD::GLD1S_SXTW_SCALED_MERGE_ZERO", SDT_AArch64_GATHER_SV, [SDNPHasChain, SDNPMayLoad]>;
def AArch64ld1s_gather_imm_z : SDNode<"AArch64ISD::GLD1S_IMM_MERGE_ZERO", SDT_AArch64_GATHER_VS, [SDNPHasChain, SDNPMayLoad]>;
-def AArch64ldff1_gather_z : SDNode<"AArch64ISD::GLDFF1_MERGE_ZERO", SDT_AArch64_GATHER_SV, [SDNPHasChain, SDNPMayLoad, SDNPOptInGlue, SDNPOutGlue]>;
-def AArch64ldff1_gather_scaled_z : SDNode<"AArch64ISD::GLDFF1_SCALED_MERGE_ZERO", SDT_AArch64_GATHER_SV, [SDNPHasChain, SDNPMayLoad, SDNPOptInGlue, SDNPOutGlue]>;
-def AArch64ldff1_gather_uxtw_z : SDNode<"AArch64ISD::GLDFF1_UXTW_MERGE_ZERO", SDT_AArch64_GATHER_SV, [SDNPHasChain, SDNPMayLoad, SDNPOptInGlue, SDNPOutGlue]>;
-def AArch64ldff1_gather_sxtw_z : SDNode<"AArch64ISD::GLDFF1_SXTW_MERGE_ZERO", SDT_AArch64_GATHER_SV, [SDNPHasChain, SDNPMayLoad, SDNPOptInGlue, SDNPOutGlue]>;
-def AArch64ldff1_gather_uxtw_scaled_z : SDNode<"AArch64ISD::GLDFF1_UXTW_SCALED_MERGE_ZERO", SDT_AArch64_GATHER_SV, [SDNPHasChain, SDNPMayLoad, SDNPOptInGlue, SDNPOutGlue]>;
-def AArch64ldff1_gather_sxtw_scaled_z : SDNode<"AArch64ISD::GLDFF1_SXTW_SCALED_MERGE_ZERO", SDT_AArch64_GATHER_SV, [SDNPHasChain, SDNPMayLoad, SDNPOptInGlue, SDNPOutGlue]>;
-def AArch64ldff1_gather_imm_z : SDNode<"AArch64ISD::GLDFF1_IMM_MERGE_ZERO", SDT_AArch64_GATHER_VS, [SDNPHasChain, SDNPMayLoad, SDNPOptInGlue, SDNPOutGlue]>;
-
-def AArch64ldff1s_gather_z : SDNode<"AArch64ISD::GLDFF1S_MERGE_ZERO", SDT_AArch64_GATHER_SV, [SDNPHasChain, SDNPMayLoad, SDNPOptInGlue, SDNPOutGlue]>;
-def AArch64ldff1s_gather_scaled_z : SDNode<"AArch64ISD::GLDFF1S_SCALED_MERGE_ZERO", SDT_AArch64_GATHER_SV, [SDNPHasChain, SDNPMayLoad, SDNPOptInGlue, SDNPOutGlue]>;
-def AArch64ldff1s_gather_uxtw_z : SDNode<"AArch64ISD::GLDFF1S_UXTW_MERGE_ZERO", SDT_AArch64_GATHER_SV, [SDNPHasChain, SDNPMayLoad, SDNPOptInGlue, SDNPOutGlue]>;
-def AArch64ldff1s_gather_sxtw_z : SDNode<"AArch64ISD::GLDFF1S_SXTW_MERGE_ZERO", SDT_AArch64_GATHER_SV, [SDNPHasChain, SDNPMayLoad, SDNPOptInGlue, SDNPOutGlue]>;
-def AArch64ldff1s_gather_uxtw_scaled_z : SDNode<"AArch64ISD::GLDFF1S_UXTW_SCALED_MERGE_ZERO", SDT_AArch64_GATHER_SV, [SDNPHasChain, SDNPMayLoad, SDNPOptInGlue, SDNPOutGlue]>;
-def AArch64ldff1s_gather_sxtw_scaled_z : SDNode<"AArch64ISD::GLDFF1S_SXTW_SCALED_MERGE_ZERO", SDT_AArch64_GATHER_SV, [SDNPHasChain, SDNPMayLoad, SDNPOptInGlue, SDNPOutGlue]>;
-def AArch64ldff1s_gather_imm_z : SDNode<"AArch64ISD::GLDFF1S_IMM_MERGE_ZERO", SDT_AArch64_GATHER_VS, [SDNPHasChain, SDNPMayLoad, SDNPOptInGlue, SDNPOutGlue]>;
+def AArch64ldff1_gather_z : SDNode<"AArch64ISD::GLDFF1_MERGE_ZERO", SDT_AArch64_GATHER_SV, [SDNPHasChain, SDNPMayLoad]>;
+def AArch64ldff1_gather_scaled_z : SDNode<"AArch64ISD::GLDFF1_SCALED_MERGE_ZERO", SDT_AArch64_GATHER_SV, [SDNPHasChain, SDNPMayLoad]>;
+def AArch64ldff1_gather_uxtw_z : SDNode<"AArch64ISD::GLDFF1_UXTW_MERGE_ZERO", SDT_AArch64_GATHER_SV, [SDNPHasChain, SDNPMayLoad]>;
+def AArch64ldff1_gather_sxtw_z : SDNode<"AArch64ISD::GLDFF1_SXTW_MERGE_ZERO", SDT_AArch64_GATHER_SV, [SDNPHasChain, SDNPMayLoad]>;
+def AArch64ldff1_gather_uxtw_scaled_z : SDNode<"AArch64ISD::GLDFF1_UXTW_SCALED_MERGE_ZERO", SDT_AArch64_GATHER_SV, [SDNPHasChain, SDNPMayLoad]>;
+def AArch64ldff1_gather_sxtw_scaled_z : SDNode<"AArch64ISD::GLDFF1_SXTW_SCALED_MERGE_ZERO", SDT_AArch64_GATHER_SV, [SDNPHasChain, SDNPMayLoad]>;
+def AArch64ldff1_gather_imm_z : SDNode<"AArch64ISD::GLDFF1_IMM_MERGE_ZERO", SDT_AArch64_GATHER_VS, [SDNPHasChain, SDNPMayLoad]>;
+
+def AArch64ldff1s_gather_z : SDNode<"AArch64ISD::GLDFF1S_MERGE_ZERO", SDT_AArch64_GATHER_SV, [SDNPHasChain, SDNPMayLoad]>;
+def AArch64ldff1s_gather_scaled_z : SDNode<"AArch64ISD::GLDFF1S_SCALED_MERGE_ZERO", SDT_AArch64_GATHER_SV, [SDNPHasChain, SDNPMayLoad]>;
+def AArch64ldff1s_gather_uxtw_z : SDNode<"AArch64ISD::GLDFF1S_UXTW_MERGE_ZERO", SDT_AArch64_GATHER_SV, [SDNPHasChain, SDNPMayLoad]>;
+def AArch64ldff1s_gather_sxtw_z : SDNode<"AArch64ISD::GLDFF1S_SXTW_MERGE_ZERO", SDT_AArch64_GATHER_SV, [SDNPHasChain, SDNPMayLoad]>;
+def AArch64ldff1s_gather_uxtw_scaled_z : SDNode<"AArch64ISD::GLDFF1S_UXTW_SCALED_MERGE_ZERO", SDT_AArch64_GATHER_SV, [SDNPHasChain, SDNPMayLoad]>;
+def AArch64ldff1s_gather_sxtw_scaled_z : SDNode<"AArch64ISD::GLDFF1S_SXTW_SCALED_MERGE_ZERO", SDT_AArch64_GATHER_SV, [SDNPHasChain, SDNPMayLoad]>;
+def AArch64ldff1s_gather_imm_z : SDNode<"AArch64ISD::GLDFF1S_IMM_MERGE_ZERO", SDT_AArch64_GATHER_VS, [SDNPHasChain, SDNPMayLoad]>;
def AArch64ldnt1_gather_z : SDNode<"AArch64ISD::GLDNT1_MERGE_ZERO", SDT_AArch64_GATHER_VS, [SDNPHasChain, SDNPMayLoad]>;
def AArch64ldnt1s_gather_z : SDNode<"AArch64ISD::GLDNT1S_MERGE_ZERO", SDT_AArch64_GATHER_VS, [SDNPHasChain, SDNPMayLoad]>;
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