Reapply "[GlobalISel] Remove the GISelAccessor API."
This reverts commit r310425, thus reapplying r310335 with a fix for link
issue of the AArch64 unittests on Linux bots when BUILD_SHARED_LIBS is ON.
Original commit message:
[GlobalISel] Remove the GISelAccessor API.
Its sole purpose was to avoid spreading around ifdefs related to
building global-isel. Since r309990, GlobalISel is not optional anymore,
thus, we can get rid of this mechanism all together.
NFC.
----
The fix for the link issue consists in adding the GlobalISel library in
the list of dependencies for the AArch64 unittests. This dependency
comes from the use of AArch64Subtarget that needs to know how
to destruct the GISel related APIs when being detroyed.
Thanks to Bill Seurer and Ahmed Bougacha for helping me reproducing and
understand the problem.
llvm-svn: 310969
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUSubtarget.cpp b/llvm/lib/Target/AMDGPU/AMDGPUSubtarget.cpp
index 12557cf..deba76a 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPUSubtarget.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPUSubtarget.cpp
@@ -90,29 +90,6 @@
return *this;
}
-namespace {
-
-struct SIGISelActualAccessor : public GISelAccessor {
- std::unique_ptr<AMDGPUCallLowering> CallLoweringInfo;
- std::unique_ptr<InstructionSelector> InstSelector;
- std::unique_ptr<LegalizerInfo> Legalizer;
- std::unique_ptr<RegisterBankInfo> RegBankInfo;
- const AMDGPUCallLowering *getCallLowering() const override {
- return CallLoweringInfo.get();
- }
- const InstructionSelector *getInstructionSelector() const override {
- return InstSelector.get();
- }
- const LegalizerInfo *getLegalizerInfo() const override {
- return Legalizer.get();
- }
- const RegisterBankInfo *getRegBankInfo() const override {
- return RegBankInfo.get();
- }
-};
-
-} // end anonymous namespace
-
AMDGPUSubtarget::AMDGPUSubtarget(const Triple &TT, StringRef GPU, StringRef FS,
const TargetMachine &TM)
: AMDGPUGenSubtargetInfo(TT, GPU, FS),
@@ -365,14 +342,12 @@
: AMDGPUSubtarget(TT, GPU, FS, TM), InstrInfo(*this),
FrameLowering(TargetFrameLowering::StackGrowsUp, getStackAlignment(), 0),
TLInfo(TM, *this) {
- SIGISelActualAccessor *GISel = new SIGISelActualAccessor();
- GISel->CallLoweringInfo.reset(new AMDGPUCallLowering(*getTargetLowering()));
- GISel->Legalizer.reset(new AMDGPULegalizerInfo());
+ CallLoweringInfo.reset(new AMDGPUCallLowering(*getTargetLowering()));
+ Legalizer.reset(new AMDGPULegalizerInfo());
- GISel->RegBankInfo.reset(new AMDGPURegisterBankInfo(*getRegisterInfo()));
- GISel->InstSelector.reset(new AMDGPUInstructionSelector(
- *this, *static_cast<AMDGPURegisterBankInfo *>(GISel->RegBankInfo.get())));
- setGISelAccessor(*GISel);
+ RegBankInfo.reset(new AMDGPURegisterBankInfo(*getRegisterInfo()));
+ InstSelector.reset(new AMDGPUInstructionSelector(
+ *this, *static_cast<AMDGPURegisterBankInfo *>(RegBankInfo.get())));
}
void SISubtarget::overrideSchedPolicy(MachineSchedPolicy &Policy,
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUSubtarget.h b/llvm/lib/Target/AMDGPU/AMDGPUSubtarget.h
index 82d2c54..8aad97c 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPUSubtarget.h
+++ b/llvm/lib/Target/AMDGPU/AMDGPUSubtarget.h
@@ -16,6 +16,7 @@
#define LLVM_LIB_TARGET_AMDGPU_AMDGPUSUBTARGET_H
#include "AMDGPU.h"
+#include "AMDGPUCallLowering.h"
#include "R600FrameLowering.h"
#include "R600ISelLowering.h"
#include "R600InstrInfo.h"
@@ -25,7 +26,9 @@
#include "SIMachineFunctionInfo.h"
#include "Utils/AMDGPUBaseInfo.h"
#include "llvm/ADT/Triple.h"
-#include "llvm/CodeGen/GlobalISel/GISelAccessor.h"
+#include "llvm/CodeGen/GlobalISel/InstructionSelector.h"
+#include "llvm/CodeGen/GlobalISel/LegalizerInfo.h"
+#include "llvm/CodeGen/GlobalISel/RegisterBankInfo.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/SelectionDAGTargetInfo.h"
#include "llvm/MC/MCInstrItineraries.h"
@@ -630,7 +633,12 @@
SIInstrInfo InstrInfo;
SIFrameLowering FrameLowering;
SITargetLowering TLInfo;
- std::unique_ptr<GISelAccessor> GISel;
+
+ /// GlobalISel related APIs.
+ std::unique_ptr<AMDGPUCallLowering> CallLoweringInfo;
+ std::unique_ptr<InstructionSelector> InstSelector;
+ std::unique_ptr<LegalizerInfo> Legalizer;
+ std::unique_ptr<RegisterBankInfo> RegBankInfo;
public:
SISubtarget(const Triple &TT, StringRef CPU, StringRef FS,
@@ -649,33 +657,25 @@
}
const CallLowering *getCallLowering() const override {
- assert(GISel && "Access to GlobalISel APIs not set");
- return GISel->getCallLowering();
+ return CallLoweringInfo.get();
}
const InstructionSelector *getInstructionSelector() const override {
- assert(GISel && "Access to GlobalISel APIs not set");
- return GISel->getInstructionSelector();
+ return InstSelector.get();
}
const LegalizerInfo *getLegalizerInfo() const override {
- assert(GISel && "Access to GlobalISel APIs not set");
- return GISel->getLegalizerInfo();
+ return Legalizer.get();
}
const RegisterBankInfo *getRegBankInfo() const override {
- assert(GISel && "Access to GlobalISel APIs not set");
- return GISel->getRegBankInfo();
+ return RegBankInfo.get();
}
const SIRegisterInfo *getRegisterInfo() const override {
return &InstrInfo.getRegisterInfo();
}
- void setGISelAccessor(GISelAccessor &GISel) {
- this->GISel.reset(&GISel);
- }
-
// XXX - Why is this here if it isn't in the default pass set?
bool enableEarlyIfConversion() const override {
return true;