Reland "[NFC] Move DroppedVariableStats to its own file and redesign it to be extensible. (#117042)" #118546
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…t to be extensible. (llvm#117042) Removed the virtual destructor in the derived class DroppedVariableStatsIR
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@llvm/pr-subscribers-llvm-ir Author: Shubham Sandeep Rastogi (rastogishubham) ChangesRemoved the virtual destructor in the derived Patch is 128.18 KiB, truncated to 20.00 KiB below, full version: https://github.com/llvm/llvm-project/pull/118546.diff 10 Files Affected:
diff --git a/0001-Reland-Add-a-pass-to-collect-dropped-var-stats-for-M.patch b/0001-Reland-Add-a-pass-to-collect-dropped-var-stats-for-M.patch
new file mode 100644
index 00000000000000..95c0a0b54f7e24
--- /dev/null
+++ b/0001-Reland-Add-a-pass-to-collect-dropped-var-stats-for-M.patch
@@ -0,0 +1,1301 @@
+From 8f00eaaa595c1b908d43b1de288e3c03f1f998bf Mon Sep 17 00:00:00 2001
+From: Shubham Sandeep Rastogi <[email protected]>
+Date: Mon, 18 Nov 2024 16:06:59 -0800
+Subject: [PATCH] Reland "Add a pass to collect dropped var stats for MIR"
+
+Moved the MIR Test to the unittests/CodeGen folder
+---
+ .../llvm/CodeGen/DroppedVariableStats.h | 48 +-
+ .../llvm/CodeGen/MachineFunctionPass.h | 2 +
+ llvm/lib/CodeGen/DroppedVariableStats.cpp | 63 +-
+ llvm/lib/CodeGen/MachineFunctionPass.cpp | 15 +-
+ llvm/unittests/CodeGen/CMakeLists.txt | 1 +
+ .../CodeGen/DroppedVariableStatsMIRTest.cpp | 1067 +++++++++++++++++
+ 6 files changed, 1193 insertions(+), 3 deletions(-)
+ create mode 100644 llvm/unittests/CodeGen/DroppedVariableStatsMIRTest.cpp
+
+diff --git a/llvm/include/llvm/CodeGen/DroppedVariableStats.h b/llvm/include/llvm/CodeGen/DroppedVariableStats.h
+index 371d775b02e8..f6050c68c91a 100644
+--- a/llvm/include/llvm/CodeGen/DroppedVariableStats.h
++++ b/llvm/include/llvm/CodeGen/DroppedVariableStats.h
+@@ -7,7 +7,7 @@
+ ///===---------------------------------------------------------------------===//
+ /// \file
+ /// Dropped Variable Statistics for Debug Information. Reports any number
+-/// of #dbg_value that get dropped due to an optimization pass.
++/// of #dbg_values or DBG_VALUEs that get dropped due to an optimization pass.
+ ///
+ ///===---------------------------------------------------------------------===//
+
+@@ -221,6 +221,52 @@ private:
+ }
+ };
+
++/// A class to collect and print dropped debug information due to MIR
++/// optimization passes. After every MIR pass is run, it will print how many
++/// #DBG_VALUEs were dropped due to that pass.
++class DroppedVariableStatsMIR : public DroppedVariableStats {
++public:
++ DroppedVariableStatsMIR() : llvm::DroppedVariableStats(false) {}
++
++ void runBeforePass(StringRef PassID, MachineFunction *MF) {
++ if (PassID == "Debug Variable Analysis")
++ return;
++ setup();
++ return runOnMachineFunction(MF, true);
++ }
++
++ void runAfterPass(StringRef PassID, MachineFunction *MF) {
++ if (PassID == "Debug Variable Analysis")
++ return;
++ runOnMachineFunction(MF, false);
++ calculateDroppedVarStatsOnMachineFunction(MF, PassID, MF->getName().str());
++ cleanup();
++ }
++
++private:
++ const MachineFunction *MFunc;
++ /// Populate DebugVariablesBefore, DebugVariablesAfter, InlinedAts before or
++ /// after a pass has run to facilitate dropped variable calculation for an
++ /// llvm::MachineFunction.
++ void runOnMachineFunction(const MachineFunction *MF, bool Before);
++ /// Iterate over all Instructions in a MachineFunction and report any dropped
++ /// debug information.
++ void calculateDroppedVarStatsOnMachineFunction(const MachineFunction *MF,
++ StringRef PassID,
++ StringRef FuncOrModName);
++ /// Override base class method to run on an llvm::MachineFunction
++ /// specifically.
++ virtual void
++ visitEveryInstruction(unsigned &DroppedCount,
++ DenseMap<VarID, DILocation *> &InlinedAtsMap,
++ VarID Var) override;
++ /// Override base class method to run on DBG_VALUEs specifically.
++ virtual void visitEveryDebugRecord(
++ DenseSet<VarID> &VarIDSet,
++ DenseMap<StringRef, DenseMap<VarID, DILocation *>> &InlinedAtsMap,
++ StringRef FuncName, bool Before) override;
++};
++
+ } // namespace llvm
+
+ #endif
+diff --git a/llvm/include/llvm/CodeGen/MachineFunctionPass.h b/llvm/include/llvm/CodeGen/MachineFunctionPass.h
+index caaf22c2139e..d82b593497ff 100644
+--- a/llvm/include/llvm/CodeGen/MachineFunctionPass.h
++++ b/llvm/include/llvm/CodeGen/MachineFunctionPass.h
+@@ -18,6 +18,7 @@
+ #ifndef LLVM_CODEGEN_MACHINEFUNCTIONPASS_H
+ #define LLVM_CODEGEN_MACHINEFUNCTIONPASS_H
+
++#include "llvm/CodeGen/DroppedVariableStats.h"
+ #include "llvm/CodeGen/MachineFunction.h"
+ #include "llvm/Pass.h"
+
+@@ -67,6 +68,7 @@ private:
+ MachineFunctionProperties RequiredProperties;
+ MachineFunctionProperties SetProperties;
+ MachineFunctionProperties ClearedProperties;
++ DroppedVariableStatsMIR DroppedVarStatsMF;
+
+ /// createPrinterPass - Get a machine function printer pass.
+ Pass *createPrinterPass(raw_ostream &O,
+diff --git a/llvm/lib/CodeGen/DroppedVariableStats.cpp b/llvm/lib/CodeGen/DroppedVariableStats.cpp
+index 122fcad1293f..71f91292160f 100644
+--- a/llvm/lib/CodeGen/DroppedVariableStats.cpp
++++ b/llvm/lib/CodeGen/DroppedVariableStats.cpp
+@@ -7,7 +7,7 @@
+ ///===---------------------------------------------------------------------===//
+ /// \file
+ /// Dropped Variable Statistics for Debug Information. Reports any number
+-/// of #dbg_value that get dropped due to an optimization pass.
++/// of #dbg_values or DBG_VALUEs that get dropped due to an optimization pass.
+ ///
+ ///===---------------------------------------------------------------------===//
+
+@@ -192,3 +192,64 @@ void DroppedVariableStatsIR::visitEveryDebugRecord(
+ }
+ }
+ }
++
++void DroppedVariableStatsMIR::runOnMachineFunction(const MachineFunction *MF,
++ bool Before) {
++ auto &DebugVariables = DebugVariablesStack.back()[&MF->getFunction()];
++ auto FuncName = MF->getName();
++ MFunc = MF;
++ run(DebugVariables, FuncName, Before);
++}
++
++void DroppedVariableStatsMIR::calculateDroppedVarStatsOnMachineFunction(
++ const MachineFunction *MF, StringRef PassID, StringRef FuncOrModName) {
++ MFunc = MF;
++ StringRef FuncName = MF->getName();
++ const Function *Func = &MF->getFunction();
++ DebugVariables &DbgVariables = DebugVariablesStack.back()[Func];
++ calculateDroppedStatsAndPrint(DbgVariables, FuncName, PassID, FuncOrModName,
++ "MachineFunction", Func);
++}
++
++void DroppedVariableStatsMIR::visitEveryInstruction(
++ unsigned &DroppedCount, DenseMap<VarID, DILocation *> &InlinedAtsMap,
++ VarID Var) {
++ unsigned PrevDroppedCount = DroppedCount;
++ const DIScope *DbgValScope = std::get<0>(Var);
++ for (const auto &MBB : *MFunc) {
++ for (const auto &MI : MBB) {
++ if (!MI.isDebugInstr()) {
++ auto *DbgLoc = MI.getDebugLoc().get();
++ if (!DbgLoc)
++ continue;
++
++ auto *Scope = DbgLoc->getScope();
++ if (updateDroppedCount(DbgLoc, Scope, DbgValScope, InlinedAtsMap, Var,
++ DroppedCount))
++ break;
++ }
++ }
++ if (PrevDroppedCount != DroppedCount) {
++ PrevDroppedCount = DroppedCount;
++ break;
++ }
++ }
++}
++
++void DroppedVariableStatsMIR::visitEveryDebugRecord(
++ DenseSet<VarID> &VarIDSet,
++ DenseMap<StringRef, DenseMap<VarID, DILocation *>> &InlinedAtsMap,
++ StringRef FuncName, bool Before) {
++ for (const auto &MBB : *MFunc) {
++ for (const auto &MI : MBB) {
++ if (MI.isDebugValueLike()) {
++ auto *DbgVar = MI.getDebugVariable();
++ if (!DbgVar)
++ continue;
++ auto DbgLoc = MI.getDebugLoc();
++ populateVarIDSetAndInlinedMap(DbgVar, DbgLoc, VarIDSet, InlinedAtsMap,
++ FuncName, Before);
++ }
++ }
++ }
++}
+diff --git a/llvm/lib/CodeGen/MachineFunctionPass.cpp b/llvm/lib/CodeGen/MachineFunctionPass.cpp
+index 62ac3e32d24d..e803811643f8 100644
+--- a/llvm/lib/CodeGen/MachineFunctionPass.cpp
++++ b/llvm/lib/CodeGen/MachineFunctionPass.cpp
+@@ -32,6 +32,11 @@
+ using namespace llvm;
+ using namespace ore;
+
++static cl::opt<bool> DroppedVarStatsMIR(
++ "dropped-variable-stats-mir", cl::Hidden,
++ cl::desc("Dump dropped debug variables stats for MIR passes"),
++ cl::init(false));
++
+ Pass *MachineFunctionPass::createPrinterPass(raw_ostream &O,
+ const std::string &Banner) const {
+ return createMachineFunctionPrinterPass(O, Banner);
+@@ -91,7 +96,15 @@ bool MachineFunctionPass::runOnFunction(Function &F) {
+
+ MFProps.reset(ClearedProperties);
+
+- bool RV = runOnMachineFunction(MF);
++ bool RV;
++ if (DroppedVarStatsMIR) {
++ auto PassName = getPassName();
++ DroppedVarStatsMF.runBeforePass(PassName, &MF);
++ RV = runOnMachineFunction(MF);
++ DroppedVarStatsMF.runAfterPass(PassName, &MF);
++ } else {
++ RV = runOnMachineFunction(MF);
++ }
+
+ if (ShouldEmitSizeRemarks) {
+ // We wanted size remarks. Check if there was a change to the number of
+diff --git a/llvm/unittests/CodeGen/CMakeLists.txt b/llvm/unittests/CodeGen/CMakeLists.txt
+index 807fd1a9b7b5..50ef1bb5b7af 100644
+--- a/llvm/unittests/CodeGen/CMakeLists.txt
++++ b/llvm/unittests/CodeGen/CMakeLists.txt
+@@ -28,6 +28,7 @@ add_llvm_unittest(CodeGenTests
+ DIEHashTest.cpp
+ DIETest.cpp
+ DroppedVariableStatsIRTest.cpp
++ DroppedVariableStatsMIRTest.cpp
+ DwarfStringPoolEntryRefTest.cpp
+ InstrRefLDVTest.cpp
+ LowLevelTypeTest.cpp
+diff --git a/llvm/unittests/CodeGen/DroppedVariableStatsMIRTest.cpp b/llvm/unittests/CodeGen/DroppedVariableStatsMIRTest.cpp
+new file mode 100644
+index 000000000000..b26a89c7adcb
+--- /dev/null
++++ b/llvm/unittests/CodeGen/DroppedVariableStatsMIRTest.cpp
+@@ -0,0 +1,1067 @@
++//===- unittests/IR/DroppedVariableStatsTest.cpp - TimePassesHandler tests
++//----------===//
++//
++// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
++// See https://llvm.org/LICENSE.txt for license information.
++// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
++//
++//===----------------------------------------------------------------------===//
++
++#include "llvm/AsmParser/Parser.h"
++#include "llvm/CodeGen/MIRParser/MIRParser.h"
++#include "llvm/CodeGen/MachineModuleInfo.h"
++#include "llvm/IR/Function.h"
++#include "llvm/IR/LegacyPassManager.h"
++#include "llvm/IR/Module.h"
++#include "llvm/MC/TargetRegistry.h"
++#include "llvm/Pass.h"
++#include "llvm/Passes/StandardInstrumentations.h"
++#include "llvm/Support/TargetSelect.h"
++#include "llvm/Target/TargetMachine.h"
++#include "gtest/gtest.h"
++#include <gtest/gtest.h>
++#include <llvm/ADT/SmallString.h>
++#include <llvm/IR/LLVMContext.h>
++#include <llvm/IR/Module.h>
++#include <llvm/IR/PassInstrumentation.h>
++#include <llvm/IR/PassManager.h>
++#include <llvm/IR/PassTimingInfo.h>
++#include <llvm/Support/raw_ostream.h>
++
++using namespace llvm;
++
++namespace {
++
++std::unique_ptr<TargetMachine>
++createTargetMachine(std::string TT, StringRef CPU, StringRef FS) {
++ std::string Error;
++ const Target *T = TargetRegistry::lookupTarget(TT, Error);
++ if (!T)
++ return nullptr;
++ TargetOptions Options;
++ return std::unique_ptr<TargetMachine>(
++ static_cast<TargetMachine *>(T->createTargetMachine(
++ TT, CPU, FS, Options, std::nullopt, std::nullopt)));
++}
++
++std::unique_ptr<Module> parseMIR(const TargetMachine &TM, StringRef MIRCode,
++ MachineModuleInfo &MMI, LLVMContext *Context) {
++ SMDiagnostic Diagnostic;
++ std::unique_ptr<Module> M;
++ std::unique_ptr<MemoryBuffer> MBuffer = MemoryBuffer::getMemBuffer(MIRCode);
++ auto MIR = createMIRParser(std::move(MBuffer), *Context);
++ if (!MIR)
++ return nullptr;
++
++ std::unique_ptr<Module> Mod = MIR->parseIRModule();
++ if (!Mod)
++ return nullptr;
++
++ Mod->setDataLayout(TM.createDataLayout());
++
++ if (MIR->parseMachineFunctions(*Mod, MMI)) {
++ M.reset();
++ return nullptr;
++ }
++ return Mod;
++}
++// This test ensures that if a DBG_VALUE and an instruction that exists in the
++// same scope as that DBG_VALUE are both deleted as a result of an optimization
++// pass, debug information is considered not dropped.
++TEST(DroppedVariableStatsMIR, BothDeleted) {
++ InitializeAllTargetInfos();
++ InitializeAllTargets();
++ InitializeAllTargetMCs();
++ PassInstrumentationCallbacks PIC;
++ PassInstrumentation PI(&PIC);
++
++ LLVMContext C;
++
++ const char *MIR =
++ R"(
++--- |
++ ; ModuleID = '/tmp/test.ll'
++ source_filename = "/tmp/test.ll"
++ target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-n32:64-S128-Fn32"
++
++ define noundef range(i32 -2147483647, -2147483648) i32 @_Z3fooi(i32 noundef %x) local_unnamed_addr !dbg !4 {
++ entry:
++ #dbg_value(i32 %x, !10, !DIExpression(), !11)
++ %add = add nsw i32 %x, 1, !dbg !12
++ ret i32 0
++ }
++
++ !llvm.dbg.cu = !{!0}
++ !llvm.module.flags = !{!2}
++ !llvm.ident = !{!3}
++
++ !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !1, producer: "clang", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, splitDebugInlining: false, nameTableKind: Apple, sysroot: "/")
++ !1 = !DIFile(filename: "/tmp/code.cpp", directory: "/")
++ !2 = !{i32 2, !"Debug Info Version", i32 3}
++ !3 = !{!"clang"}
++ !4 = distinct !DISubprogram(name: "foo", linkageName: "_Z3fooi", scope: !5, file: !5, line: 1, type: !6, scopeLine: 1, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !9)
++ !5 = !DIFile(filename: "/tmp/code.cpp", directory: "")
++ !6 = !DISubroutineType(types: !7)
++ !7 = !{!8, !8}
++ !8 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
++ !9 = !{!10}
++ !10 = !DILocalVariable(name: "x", arg: 1, scope: !4, file: !5, line: 1, type: !8)
++ !11 = !DILocation(line: 0, scope: !4)
++ !12 = !DILocation(line: 2, column: 11, scope: !4)
++
++...
++---
++name: _Z3fooi
++alignment: 4
++exposesReturnsTwice: false
++legalized: false
++regBankSelected: false
++selected: false
++failedISel: false
++tracksRegLiveness: true
++hasWinCFI: false
++noPhis: false
++isSSA: true
++noVRegs: false
++hasFakeUses: false
++callsEHReturn: false
++callsUnwindInit: false
++hasEHCatchret: false
++hasEHScopes: false
++hasEHFunclets: false
++isOutlined: false
++debugInstrRef: false
++failsVerification: false
++tracksDebugUserValues: false
++registers:
++ - { id: 0, class: _, preferred-register: '', flags: [ ] }
++ - { id: 1, class: _, preferred-register: '', flags: [ ] }
++ - { id: 2, class: _, preferred-register: '', flags: [ ] }
++ - { id: 3, class: _, preferred-register: '', flags: [ ] }
++liveins:
++ - { reg: '$w0', virtual-reg: '' }
++frameInfo:
++ isFrameAddressTaken: false
++ isReturnAddressTaken: false
++ hasStackMap: false
++ hasPatchPoint: false
++ stackSize: 0
++ offsetAdjustment: 0
++ maxAlignment: 1
++ adjustsStack: false
++ hasCalls: false
++ stackProtector: ''
++ functionContext: ''
++ maxCallFrameSize: 4294967295
++ cvBytesOfCalleeSavedRegisters: 0
++ hasOpaqueSPAdjustment: false
++ hasVAStart: false
++ hasMustTailInVarArgFunc: false
++ hasTailCall: false
++ isCalleeSavedInfoValid: false
++ localFrameSize: 0
++ savePoint: ''
++ restorePoint: ''
++fixedStack: []
++stack: []
++entry_values: []
++callSites: []
++debugValueSubstitutions: []
++constants: []
++machineFunctionInfo: {}
++body: |
++ bb.1.entry:
++ liveins: $w0
++
++ %0:_(s32) = COPY $w0
++ %1:_(s32) = G_CONSTANT i32 1
++ %3:_(s32) = G_CONSTANT i32 0
++ DBG_VALUE %0(s32), $noreg, !10, !DIExpression(), debug-location !11
++ %2:_(s32) = nsw G_ADD %0, %1, debug-location !12
++ $w0 = COPY %3(s32)
++ RET_ReallyLR implicit $w0
++ )";
++ auto TM = createTargetMachine(Triple::normalize("aarch64--"), "", "");
++ MachineModuleInfo MMI(TM.get());
++ std::unique_ptr<Module> M = parseMIR(*TM, MIR, MMI, &C);
++ ASSERT_TRUE(M);
++
++ DroppedVariableStatsMIR Stats;
++ auto *MF = MMI.getMachineFunction(*M->getFunction("_Z3fooi"));
++ Stats.runBeforePass("Test", MF);
++
++ // This loop simulates an IR pass that drops debug information.
++ for (auto &MBB : *MF) {
++ for (auto &MI : MBB) {
++ if (MI.isDebugValueLike()) {
++ MI.eraseFromParent();
++ break;
++ }
++ }
++ for (auto &MI : MBB) {
++ auto *DbgLoc = MI.getDebugLoc().get();
++ if (DbgLoc) {
++ MI.eraseFromParent();
++ break;
++ }
++ }
++ break;
++ }
++
++ Stats.runAfterPass("Test", MF);
++ ASSERT_EQ(Stats.getPassDroppedVariables(), false);
++}
++
++// This test ensures that if a DBG_VALUE is dropped after an optimization pass,
++// but an instruction that shares the same scope as the DBG_VALUE still exists,
++// debug information is conisdered dropped.
++TEST(DroppedVariableStatsMIR, DbgValLost) {
++ InitializeAllTargetInfos();
++ InitializeAllTargets();
++ InitializeAllTargetMCs();
++ PassInstrumentationCallbacks PIC;
++ PassInstrumentation PI(&PIC);
++
++ LLVMContext C;
++
++ const char *MIR =
++ R"(
++--- |
++ ; ModuleID = '/tmp/test.ll'
++ source_filename = "/tmp/test.ll"
++ target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-n32:64-S128-Fn32"
++
++ define noundef range(i32 -2147483647, -2147483648) i32 @_Z3fooi(i32 noundef %x) local_unnamed_addr !dbg !4 {
++ entry:
++ #dbg_value(i32 %x, !10, !DIExpression(), !11)
++ %add = add nsw i32 %x, 1, !dbg !12
++ ret i32 0
++ }
++
++ !llvm.dbg.cu = !{!0}
++ !llvm.module.flags = !{!2}
++ !llvm.ident = !{!3}
++
++ !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !1, producer: "clang", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, splitDebugInlining: false, nameTableKind: Apple, sysroot: "/")
++ !1 = !DIFile(filename: "/tmp/code.cpp", directory: "/")
++ !2 = !{i32 2, !"Debug Info Version", i32 3}
++ !3 = !{!"clang"}
++ !4 = distinct !DISubprogram(name: "foo", linkageName: "_Z3fooi", scope: !5, file: !5, line: 1, type: !6, scopeLine: 1, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !9)
++ !5 = !DIFile(filename: "/tmp/code.cpp", directory: "")
++ !6 = !DISubroutineType(types: !7)
++ !7 = !{!8, !8}
++ !8 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
++ !9 = !{!10}
++ !10 = !DILocalVariable(name: "x", arg: 1, scope: !4, file: !5, line: 1, type: !8)
++ !11 = !DILocation(line: 0, scope: !4)
++ !12 = !DILocation(line: 2, column: 11, scope: !4)
++
++...
++---
++name: _Z3fooi
++alignment: 4
++exposesReturnsTwice: false
++legalized: false
++regBankSelected: false
++selected: false
++failedISel: false
++tracksRegLiveness: true
++hasWinCFI: false
++noPhis: false
++isSSA: true
++noVRegs: false
++hasFakeUses: false
++callsEHReturn: false
++callsUnwindInit: false
++hasEHCatchret: false
++hasEHScopes: false
++hasEHFunclets: false
++isOutlined: false
++debugInstrRef: false
++failsVerification: false
++tracksDebugUserValues: false
++registers:
++ - { id: 0, class: _, preferred-register: '', flags: [ ] }
++ - { id: 1, class: _, preferred-register: '', flags: [ ] }
++ - { id: 2, class: _, preferred-register: '', flags: [ ] }
++ - { id: 3, class: _, preferred-register: '', flags: [ ] }
++liveins:
++ - { reg: '$w0', virtual-reg: '' }
++frameInfo:
++ isFrameAddressTaken: false
++ isReturnAddressTaken: false
++ hasStackMap: false
++ hasPatchPoint: false
++ stackSize: 0
++ offsetAdjustment: 0
++ maxAlignment: 1
++ adjustsStack: false
++ hasCalls: false
++ stackProtector: ''
++ functionContext: ''
++ maxCallFrameSize: 4294967295
++ cvBytesOfCalleeSavedRegisters: 0
++ hasOpaqueSPAdjustment: false
++ hasVAStart: false
++ hasMustTailInVarArgFunc: false
++ hasTailCall: false
++ isCalleeSavedInfoValid: false
++ localFrameSize: 0
++ savePoint: ''
++ restorePoint: ''
++fixedStack: []
++stack: []
++entry_values: []
++callSites: []
++debugValueSubstitutions: []
++constants: []
++machineFunctionInfo: {}
++body: |
++ bb.1.entry:
++ liveins: $w0
++
++ %0:_(s32) = COPY $w0
++ %1:_(s32) = G_CONSTANT i32 1
++ %3:_(s32) = G_CONSTANT i32 0
++ DBG_VALUE %0(s32), $noreg, !10, !DIExpression(), deb...
[truncated]
|
|
LLVM Buildbot has detected a new failure on builder Full details are available at: https://lab.llvm.org/buildbot/#/builders/76/builds/5008 Here is the relevant piece of the build log for the reference |
rastogishubham
added a commit
that referenced
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Dec 4, 2024
…edesign it to be extensible. (#117042)" (#118546)" This reverts commit 0c8928d. Broke Bot: https://lab.llvm.org/buildbot/#/builders/76/builds/5008 error: undefined reference to `vtable for llvm::DroppedVariableStatsIR'
|
LLVM Buildbot has detected a new failure on builder Full details are available at: https://lab.llvm.org/buildbot/#/builders/14/builds/2070 Here is the relevant piece of the build log for the reference |
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Removed the virtual destructor in the derived
class DroppedVariableStatsIR