r351230 - [Nios2] Remove Nios2 backend
Craig Topper via cfe-commits
cfe-commits at lists.llvm.org
Tue Jan 15 11:58:36 PST 2019
Author: ctopper
Date: Tue Jan 15 11:58:36 2019
New Revision: 351230
URL: http://llvm.org/viewvc/llvm-project?rev=351230&view=rev
Log:
[Nios2] Remove Nios2 backend
As mentioned here http://lists.llvm.org/pipermail/llvm-dev/2019-January/129121.html This backend is incomplete and has not been maintained in several months.
Differential Revision: https://reviews.llvm.org/D56690
Removed:
cfe/trunk/include/clang/Basic/BuiltinsNios2.def
cfe/trunk/lib/Basic/Targets/Nios2.cpp
cfe/trunk/lib/Basic/Targets/Nios2.h
cfe/trunk/test/Driver/nios2-cpu.c
Modified:
cfe/trunk/include/clang/Basic/TargetBuiltins.h
cfe/trunk/include/clang/module.modulemap
cfe/trunk/lib/Basic/CMakeLists.txt
cfe/trunk/lib/Basic/Targets.cpp
cfe/trunk/lib/Driver/ToolChains/CommonArgs.cpp
cfe/trunk/test/Misc/target-invalid-cpu-note.c
Removed: cfe/trunk/include/clang/Basic/BuiltinsNios2.def
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Basic/BuiltinsNios2.def?rev=351229&view=auto
==============================================================================
--- cfe/trunk/include/clang/Basic/BuiltinsNios2.def (original)
+++ cfe/trunk/include/clang/Basic/BuiltinsNios2.def (removed)
@@ -1,70 +0,0 @@
-//===-- BuiltinsNios2.def - Nios2 Builtin function database --------*- C++ -*-==//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This file defines the Nios2-specific builtin function database. Users of
-// this file must define the BUILTIN macro to make use of this information.
-//
-//===----------------------------------------------------------------------===//
-
-// The format of this database matches clang/Basic/Builtins.def.
-
-#if defined(BUILTIN) && !defined(TARGET_BUILTIN)
-# define TARGET_BUILTIN(ID, TYPE, ATTRS, FEATURE) BUILTIN(ID, TYPE, ATTRS)
-#endif
-
-// Nios2 R1 builtins:
-
-//int __builtin_ldbio(volatile const void *);
-BUILTIN(__builtin_ldbio, "ivDC*", "")
-//int __builtin_ldbuio(volatile const void *);
-BUILTIN(__builtin_ldbuio, "ivDC*", "")
-//int __builtin_ldhio(volatile const void *);
-BUILTIN(__builtin_ldhio, "ivDC*", "")
-//int __builtin_ldhuio(volatile const void *);
-BUILTIN(__builtin_ldhuio, "ivDC*", "")
-//int __builtin_ldwio(volatile const void *);
-BUILTIN(__builtin_ldwio, "ivDC*", "")
-//int __builtin_ldwuio(int);
-BUILTIN(__builtin_ldwuio, "ii", "")
-// int __builtin_rdctl(int);
-BUILTIN(__builtin_rdctl, "iIi", "")
-// void __builtin_wrctl(int, int);
-BUILTIN(__builtin_wrctl, "vIii", "")
-// int __builtin_rdprs(int, int);
-BUILTIN(__builtin_rdprs, "iii", "")
-//void __builtin_stbio(volatile void *, int);
-BUILTIN(__builtin_stbio, "vvD*i", "")
-//void __builtin_sthio(volatile void *, int);
-BUILTIN(__builtin_sthio, "vvD*i", "")
-//void __builtin_stwio(volatile void *, int);
-BUILTIN(__builtin_stwio, "vvD*i", "")
-//void __builtin_sync(void);
-BUILTIN(__builtin_sync, "v", "")
-// void __builtin_flushd(volatile void *);
-BUILTIN(__builtin_flushd, "vvD*", "")
-// void __builtin_flushda(volatile void *);
-BUILTIN(__builtin_flushda, "vvD*", "")
-
-// Nios2 R2 builtins:
-
-// int __builtin_wrpie(int);
-TARGET_BUILTIN(__builtin_wrpie, "ii", "", "nios2r2mandatory")
-// void __builtin_eni(int);
-TARGET_BUILTIN(__builtin_eni, "vi", "", "nios2r2mandatory")
-// int __builtin_ldex(volatile const void *);
-TARGET_BUILTIN(__builtin_ldex, "ivDC*", "", "nios2r2mandatory")
-// int __builtin_stex(volatile void *, int);
-TARGET_BUILTIN(__builtin_stex, "ivD*i", "", "nios2r2mandatory")
-// int __builtin_ldsex(volatile const void *);
-TARGET_BUILTIN(__builtin_ldsex, "ivDC*", "", "nios2r2mpx")
-// int __builtin_stsex(volatile void *, int);
-TARGET_BUILTIN(__builtin_stsex, "ivDC*i", "", "nios2r2mpx")
-
-#undef BUILTIN
-#undef TARGET_BUILTIN
Modified: cfe/trunk/include/clang/Basic/TargetBuiltins.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Basic/TargetBuiltins.h?rev=351230&r1=351229&r2=351230&view=diff
==============================================================================
--- cfe/trunk/include/clang/Basic/TargetBuiltins.h (original)
+++ cfe/trunk/include/clang/Basic/TargetBuiltins.h Tue Jan 15 11:58:36 2019
@@ -150,16 +150,6 @@ namespace clang {
};
}
- /// Nios2 builtins
- namespace Nios2 {
- enum {
- LastTIBuiltin = clang::Builtin::FirstTSBuiltin - 1,
-#define BUILTIN(ID, TYPE, ATTRS) BI##ID,
-#include "clang/Basic/BuiltinsNios2.def"
- LastTSBuiltin
- };
- }
-
/// MIPS builtins
namespace Mips {
enum {
Modified: cfe/trunk/include/clang/module.modulemap
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/module.modulemap?rev=351230&r1=351229&r2=351230&view=diff
==============================================================================
--- cfe/trunk/include/clang/module.modulemap (original)
+++ cfe/trunk/include/clang/module.modulemap Tue Jan 15 11:58:36 2019
@@ -39,7 +39,6 @@ module Clang_Basic {
textual header "Basic/BuiltinsLe64.def"
textual header "Basic/BuiltinsMips.def"
textual header "Basic/BuiltinsNEON.def"
- textual header "Basic/BuiltinsNios2.def"
textual header "Basic/BuiltinsNVPTX.def"
textual header "Basic/BuiltinsPPC.def"
textual header "Basic/BuiltinsSystemZ.def"
Modified: cfe/trunk/lib/Basic/CMakeLists.txt
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Basic/CMakeLists.txt?rev=351230&r1=351229&r2=351230&view=diff
==============================================================================
--- cfe/trunk/lib/Basic/CMakeLists.txt (original)
+++ cfe/trunk/lib/Basic/CMakeLists.txt Tue Jan 15 11:58:36 2019
@@ -82,7 +82,6 @@ add_clang_library(clangBasic
Targets/MSP430.cpp
Targets/Mips.cpp
Targets/NVPTX.cpp
- Targets/Nios2.cpp
Targets/OSTargets.cpp
Targets/PNaCl.cpp
Targets/PPC.cpp
Modified: cfe/trunk/lib/Basic/Targets.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Basic/Targets.cpp?rev=351230&r1=351229&r2=351230&view=diff
==============================================================================
--- cfe/trunk/lib/Basic/Targets.cpp (original)
+++ cfe/trunk/lib/Basic/Targets.cpp Tue Jan 15 11:58:36 2019
@@ -26,7 +26,6 @@
#include "Targets/MSP430.h"
#include "Targets/Mips.h"
#include "Targets/NVPTX.h"
-#include "Targets/Nios2.h"
#include "Targets/OSTargets.h"
#include "Targets/PNaCl.h"
#include "Targets/PPC.h"
@@ -247,9 +246,6 @@ TargetInfo *AllocateTarget(const llvm::T
case llvm::Triple::msp430:
return new MSP430TargetInfo(Triple, Opts);
- case llvm::Triple::nios2:
- return new LinuxTargetInfo<Nios2TargetInfo>(Triple, Opts);
-
case llvm::Triple::mips:
switch (os) {
case llvm::Triple::Linux:
Removed: cfe/trunk/lib/Basic/Targets/Nios2.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Basic/Targets/Nios2.cpp?rev=351229&view=auto
==============================================================================
--- cfe/trunk/lib/Basic/Targets/Nios2.cpp (original)
+++ cfe/trunk/lib/Basic/Targets/Nios2.cpp (removed)
@@ -1,56 +0,0 @@
-//===--- Nios2.cpp - Implement Nios2 target feature support ---------------===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This file implements Nios2 TargetInfo objects.
-//
-//===----------------------------------------------------------------------===//
-
-#include "Nios2.h"
-#include "Targets.h"
-#include "clang/Basic/MacroBuilder.h"
-#include "clang/Basic/TargetBuiltins.h"
-#include "llvm/ADT/StringSwitch.h"
-
-using namespace clang;
-using namespace clang::targets;
-
-const Builtin::Info Nios2TargetInfo::BuiltinInfo[] = {
-#define BUILTIN(ID, TYPE, ATTRS) \
- {#ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, nullptr},
-#define TARGET_BUILTIN(ID, TYPE, ATTRS, FEATURE) \
- {#ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, FEATURE},
-#include "clang/Basic/BuiltinsNios2.def"
-};
-
-bool Nios2TargetInfo::isFeatureSupportedByCPU(StringRef Feature,
- StringRef CPU) const {
- const bool isR2 = CPU == "nios2r2";
- return llvm::StringSwitch<bool>(Feature)
- .Case("nios2r2mandatory", isR2)
- .Case("nios2r2bmx", isR2)
- .Case("nios2r2mpx", isR2)
- .Case("nios2r2cdx", isR2)
- .Default(false);
-}
-
-void Nios2TargetInfo::getTargetDefines(const LangOptions &Opts,
- MacroBuilder &Builder) const {
- DefineStd(Builder, "nios2", Opts);
- DefineStd(Builder, "NIOS2", Opts);
-
- Builder.defineMacro("__nios2");
- Builder.defineMacro("__NIOS2");
- Builder.defineMacro("__nios2__");
- Builder.defineMacro("__NIOS2__");
-}
-
-ArrayRef<Builtin::Info> Nios2TargetInfo::getTargetBuiltins() const {
- return llvm::makeArrayRef(BuiltinInfo, clang::Nios2::LastTSBuiltin -
- Builtin::FirstTSBuiltin);
-}
Removed: cfe/trunk/lib/Basic/Targets/Nios2.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Basic/Targets/Nios2.h?rev=351229&view=auto
==============================================================================
--- cfe/trunk/lib/Basic/Targets/Nios2.h (original)
+++ cfe/trunk/lib/Basic/Targets/Nios2.h (removed)
@@ -1,151 +0,0 @@
-//===--- Nios2.h - Declare Nios2 target feature support ---------*- C++ -*-===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This file declares Nios2 TargetInfo objects.
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef LLVM_CLANG_LIB_BASIC_TARGETS_NIOS2_H
-#define LLVM_CLANG_LIB_BASIC_TARGETS_NIOS2_H
-
-#include "clang/Basic/TargetInfo.h"
-#include "clang/Basic/TargetOptions.h"
-#include "llvm/ADT/Triple.h"
-#include "llvm/Support/Compiler.h"
-
-namespace clang {
-namespace targets {
-
-class LLVM_LIBRARY_VISIBILITY Nios2TargetInfo : public TargetInfo {
- void setDataLayout() {
- if (BigEndian)
- resetDataLayout("E-p:32:32:32-i8:8:32-i16:16:32-n32");
- else
- resetDataLayout("e-p:32:32:32-i8:8:32-i16:16:32-n32");
- }
-
- static const Builtin::Info BuiltinInfo[];
- std::string CPU;
- std::string ABI;
-
-public:
- Nios2TargetInfo(const llvm::Triple &triple, const TargetOptions &opts)
- : TargetInfo(triple), CPU(opts.CPU), ABI(opts.ABI) {
- SizeType = UnsignedInt;
- PtrDiffType = SignedInt;
- MaxAtomicPromoteWidth = MaxAtomicInlineWidth = 32;
- setDataLayout();
- }
-
- StringRef getABI() const override { return ABI; }
- bool setABI(const std::string &Name) override {
- if (Name == "o32" || Name == "eabi") {
- ABI = Name;
- return true;
- }
- return false;
- }
-
- bool isValidCPUName(StringRef Name) const override {
- return Name == "nios2r1" || Name == "nios2r2";
- }
-
- void fillValidCPUList(SmallVectorImpl<StringRef> &Values) const override {
- Values.append({"nios2r1", "nios2r2"});
- }
-
- bool setCPU(const std::string &Name) override {
- if (isValidCPUName(Name)) {
- CPU = Name;
- return true;
- }
- return false;
- }
-
- void getTargetDefines(const LangOptions &Opts,
- MacroBuilder &Builder) const override;
-
- ArrayRef<Builtin::Info> getTargetBuiltins() const override;
-
- bool isFeatureSupportedByCPU(StringRef Feature, StringRef CPU) const;
-
- bool
- initFeatureMap(llvm::StringMap<bool> &Features, DiagnosticsEngine &Diags,
- StringRef CPU,
- const std::vector<std::string> &FeatureVec) const override {
- static const char *allFeatures[] = {"nios2r2mandatory", "nios2r2bmx",
- "nios2r2mpx", "nios2r2cdx"
- };
- for (const char *feature : allFeatures) {
- Features[feature] = isFeatureSupportedByCPU(feature, CPU);
- }
- return true;
- }
-
- bool hasFeature(StringRef Feature) const override {
- return isFeatureSupportedByCPU(Feature, CPU);
- }
-
- BuiltinVaListKind getBuiltinVaListKind() const override {
- return TargetInfo::VoidPtrBuiltinVaList;
- }
-
- ArrayRef<const char *> getGCCRegNames() const override {
- static const char *const GCCRegNames[] = {
- // CPU register names
- // Must match second column of GCCRegAliases
- "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", "r8", "r9", "r10",
- "r11", "r12", "r13", "r14", "r15", "r16", "r17", "r18", "r19", "r20",
- "r21", "r22", "r23", "r24", "r25", "r26", "r27", "r28", "r29", "r30",
- "r31",
- // Floating point register names
- "ctl0", "ctl1", "ctl2", "ctl3", "ctl4", "ctl5", "ctl6", "ctl7", "ctl8",
- "ctl9", "ctl10", "ctl11", "ctl12", "ctl13", "ctl14", "ctl15"
- };
- return llvm::makeArrayRef(GCCRegNames);
- }
-
- bool validateAsmConstraint(const char *&Name,
- TargetInfo::ConstraintInfo &Info) const override {
- switch (*Name) {
- default:
- return false;
-
- case 'r': // CPU registers.
- case 'd': // Equivalent to "r" unless generating MIPS16 code.
- case 'y': // Equivalent to "r", backwards compatibility only.
- case 'f': // floating-point registers.
- case 'c': // $25 for indirect jumps
- case 'l': // lo register
- case 'x': // hilo register pair
- Info.setAllowsRegister();
- return true;
- }
- }
-
- const char *getClobbers() const override { return ""; }
-
- ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override {
- static const TargetInfo::GCCRegAlias aliases[] = {
- {{"zero"}, "r0"}, {{"at"}, "r1"}, {{"et"}, "r24"},
- {{"bt"}, "r25"}, {{"gp"}, "r26"}, {{"sp"}, "r27"},
- {{"fp"}, "r28"}, {{"ea"}, "r29"}, {{"ba"}, "r30"},
- {{"ra"}, "r31"}, {{"status"}, "ctl0"}, {{"estatus"}, "ctl1"},
- {{"bstatus"}, "ctl2"}, {{"ienable"}, "ctl3"}, {{"ipending"}, "ctl4"},
- {{"cpuid"}, "ctl5"}, {{"exception"}, "ctl7"}, {{"pteaddr"}, "ctl8"},
- {{"tlbacc"}, "ctl9"}, {{"tlbmisc"}, "ctl10"}, {{"badaddr"}, "ctl12"},
- {{"config"}, "ctl13"}, {{"mpubase"}, "ctl14"}, {{"mpuacc"}, "ctl15"},
- };
- return llvm::makeArrayRef(aliases);
- }
-};
-
-} // namespace targets
-} // namespace clang
-#endif // LLVM_CLANG_LIB_BASIC_TARGETS_NIOS2_H
Modified: cfe/trunk/lib/Driver/ToolChains/CommonArgs.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Driver/ToolChains/CommonArgs.cpp?rev=351230&r1=351229&r2=351230&view=diff
==============================================================================
--- cfe/trunk/lib/Driver/ToolChains/CommonArgs.cpp (original)
+++ cfe/trunk/lib/Driver/ToolChains/CommonArgs.cpp Tue Jan 15 11:58:36 2019
@@ -220,21 +220,6 @@ static std::string getR600TargetGPU(cons
return "";
}
-static std::string getNios2TargetCPU(const ArgList &Args) {
- Arg *A = Args.getLastArg(options::OPT_mcpu_EQ);
- if (!A)
- A = Args.getLastArg(options::OPT_march_EQ);
-
- if (!A)
- return "";
-
- const char *name = A->getValue();
- return llvm::StringSwitch<const char *>(name)
- .Case("r1", "nios2r1")
- .Case("r2", "nios2r2")
- .Default(name);
-}
-
static std::string getLanaiTargetCPU(const ArgList &Args) {
if (Arg *A = Args.getLastArg(options::OPT_mcpu_EQ)) {
return A->getValue();
@@ -287,10 +272,6 @@ std::string tools::getCPUName(const ArgL
return A->getValue();
return "";
- case llvm::Triple::nios2: {
- return getNios2TargetCPU(Args);
- }
-
case llvm::Triple::mips:
case llvm::Triple::mipsel:
case llvm::Triple::mips64:
Removed: cfe/trunk/test/Driver/nios2-cpu.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Driver/nios2-cpu.c?rev=351229&view=auto
==============================================================================
--- cfe/trunk/test/Driver/nios2-cpu.c (original)
+++ cfe/trunk/test/Driver/nios2-cpu.c (removed)
@@ -1,26 +0,0 @@
-// RUN: %clang -target nios2--- %s -### -o %t.o 2>&1 \
-// RUN: | FileCheck %s
-
-// RUN: %clang -target nios2--- -mcpu=r1 %s -### -o %t.o 2>&1 \
-// RUN: | FileCheck -check-prefix=CHECK-R1 %s
-// RUN: %clang -target nios2--- -mcpu=nios2r1 %s -### -o %t.o 2>&1 \
-// RUN: | FileCheck -check-prefix=CHECK-R1 %s
-// RUN: %clang -target nios2--- -march=r1 %s -### -o %t.o 2>&1 \
-// RUN: | FileCheck -check-prefix=CHECK-R1 %s
-// RUN: %clang -target nios2--- -march=nios2r1 %s -### -o %t.o 2>&1 \
-// RUN: | FileCheck -check-prefix=CHECK-R1 %s
-
-// RUN: %clang -target nios2--- -mcpu=r2 %s -### -o %t.o 2>&1 \
-// RUN: | FileCheck -check-prefix=CHECK-R2 %s
-// RUN: %clang -target nios2--- -mcpu=nios2r2 %s -### -o %t.o 2>&1 \
-// RUN: | FileCheck -check-prefix=CHECK-R2 %s
-// RUN: %clang -target nios2--- -march=r2 %s -### -o %t.o 2>&1 \
-// RUN: | FileCheck -check-prefix=CHECK-R2 %s
-// RUN: %clang -target nios2--- -march=nios2r2 %s -### -o %t.o 2>&1 \
-// RUN: | FileCheck -check-prefix=CHECK-R2 %s
-
-// CHECK: "-triple" "nios2-unknown-unknown-unknown"
-// CHECK-R1: "-triple" "nios2-unknown-unknown-unknown"
-// CHECK-R1: "-target-cpu" "nios2r1"
-// CHECK-R2: "-triple" "nios2-unknown-unknown-unknown"
-// CHECK-R2: "-target-cpu" "nios2r2"
Modified: cfe/trunk/test/Misc/target-invalid-cpu-note.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Misc/target-invalid-cpu-note.c?rev=351230&r1=351229&r2=351230&view=diff
==============================================================================
--- cfe/trunk/test/Misc/target-invalid-cpu-note.c (original)
+++ cfe/trunk/test/Misc/target-invalid-cpu-note.c Tue Jan 15 11:58:36 2019
@@ -84,10 +84,6 @@
// PPC-SAME: pwr7, power8, pwr8, power9, pwr9, powerpc, ppc, powerpc64, ppc64,
// PPC-SAME: powerpc64le, ppc64le
-// RUN: not %clang_cc1 -triple nios2--- -target-cpu not-a-cpu -fsyntax-only %s 2>&1 | FileCheck %s --check-prefix NIOS
-// NIOS: error: unknown target CPU 'not-a-cpu'
-// NIOS: note: valid target CPU values are: nios2r1, nios2r2
-
// RUN: not %clang_cc1 -triple mips--- -target-cpu not-a-cpu -fsyntax-only %s 2>&1 | FileCheck %s --check-prefix MIPS
// MIPS: error: unknown target CPU 'not-a-cpu'
// MIPS: note: valid target CPU values are: mips1, mips2, mips3, mips4, mips5,
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