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freebsd-dev/contrib/llvm/patches/patch-r262261-llvm-r198591-sparc.diff
Dimitry Andric a426b286c8 Add the clang patch for r265477. While here, add a description to the 
patch for r263619, and unify all the URLs to point to svnweb.
2014-05-24 22:27:31 +00:00

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Pull in r198591 from upstream llvm trunk (by Venkatraman Govindaraju):
[Sparc] Add initial implementation of disassembler for sparc
Introduced here: http://svnweb.freebsd.org/changeset/base/262261
Index: lib/Target/Sparc/SparcInstrFormats.td
===================================================================
--- lib/Target/Sparc/SparcInstrFormats.td
+++ lib/Target/Sparc/SparcInstrFormats.td
@@ -12,6 +12,7 @@ class InstSP<dag outs, dag ins, string asmstr, lis
field bits<32> Inst;
let Namespace = "SP";
+ let Size = 4;
bits<2> op;
let Inst{31-30} = op; // Top two bits are the 'op' field
@@ -20,6 +21,9 @@ class InstSP<dag outs, dag ins, string asmstr, lis
dag InOperandList = ins;
let AsmString = asmstr;
let Pattern = pattern;
+
+ let DecoderNamespace = "Sparc";
+ field bits<32> SoftFail = 0;
}
//===----------------------------------------------------------------------===//
@@ -58,6 +62,27 @@ class F2_2<bits<3> op2Val, dag outs, dag ins, stri
let Inst{28-25} = cond;
}
+class F2_3<bits<3> op2Val, bits<2> ccVal, dag outs, dag ins, string asmstr,
+ list<dag> pattern>
+ : InstSP<outs, ins, asmstr, pattern> {
+ bit annul;
+ bits<4> cond;
+ bit pred;
+ bits<19> imm19;
+
+ let op = 0; // op = 0
+
+ bit annul = 0; // currently unused
+ let pred = 1; // default is predict taken
+
+ let Inst{29} = annul;
+ let Inst{28-25} = cond;
+ let Inst{24-22} = op2Val;
+ let Inst{21-20} = ccVal;
+ let Inst{19} = pred;
+ let Inst{18-0} = imm19;
+}
+
//===----------------------------------------------------------------------===//
// Format #3 instruction classes in the Sparc
//===----------------------------------------------------------------------===//
Index: lib/Target/Sparc/LLVMBuild.txt
===================================================================
--- lib/Target/Sparc/LLVMBuild.txt
+++ lib/Target/Sparc/LLVMBuild.txt
@@ -16,13 +16,15 @@
;===------------------------------------------------------------------------===;
[common]
-subdirectories = AsmParser InstPrinter MCTargetDesc TargetInfo
+subdirectories = AsmParser Disassembler InstPrinter MCTargetDesc TargetInfo
[component_0]
type = TargetGroup
name = Sparc
parent = Target
+has_asmparser = 1
has_asmprinter = 1
+has_disassembler = 1
has_jit = 1
[component_1]
Index: lib/Target/Sparc/SparcInstrInfo.td
===================================================================
--- lib/Target/Sparc/SparcInstrInfo.td
+++ lib/Target/Sparc/SparcInstrInfo.td
@@ -230,13 +230,13 @@ def FCC_O : FCC_VAL<29>; // Ordered
multiclass F3_12<string OpcStr, bits<6> Op3Val, SDNode OpNode,
RegisterClass RC, ValueType Ty, Operand immOp> {
def rr : F3_1<2, Op3Val,
- (outs RC:$dst), (ins RC:$b, RC:$c),
- !strconcat(OpcStr, " $b, $c, $dst"),
- [(set Ty:$dst, (OpNode Ty:$b, Ty:$c))]>;
+ (outs RC:$rd), (ins RC:$rs1, RC:$rs2),
+ !strconcat(OpcStr, " $rs1, $rs2, $rd"),
+ [(set Ty:$rd, (OpNode Ty:$rs1, Ty:$rs2))]>;
def ri : F3_2<2, Op3Val,
- (outs RC:$dst), (ins RC:$b, immOp:$c),
- !strconcat(OpcStr, " $b, $c, $dst"),
- [(set Ty:$dst, (OpNode Ty:$b, (Ty simm13:$c)))]>;
+ (outs RC:$rd), (ins RC:$rs1, immOp:$simm13),
+ !strconcat(OpcStr, " $rs1, $simm13, $rd"),
+ [(set Ty:$rd, (OpNode Ty:$rs1, (Ty simm13:$simm13)))]>;
}
/// F3_12np multiclass - Define a normal F3_1/F3_2 pattern in one shot, with no
@@ -243,11 +243,11 @@ multiclass F3_12<string OpcStr, bits<6> Op3Val, SD
/// pattern.
multiclass F3_12np<string OpcStr, bits<6> Op3Val> {
def rr : F3_1<2, Op3Val,
- (outs IntRegs:$dst), (ins IntRegs:$b, IntRegs:$c),
- !strconcat(OpcStr, " $b, $c, $dst"), []>;
+ (outs IntRegs:$rd), (ins IntRegs:$rs1, IntRegs:$rs2),
+ !strconcat(OpcStr, " $rs1, $rs2, $rd"), []>;
def ri : F3_2<2, Op3Val,
- (outs IntRegs:$dst), (ins IntRegs:$b, i32imm:$c),
- !strconcat(OpcStr, " $b, $c, $dst"), []>;
+ (outs IntRegs:$rd), (ins IntRegs:$rs1, i32imm:$simm13),
+ !strconcat(OpcStr, " $rs1, $simm13, $rd"), []>;
}
//===----------------------------------------------------------------------===//
@@ -488,31 +488,31 @@ let rd = 0, imm22 = 0 in
defm AND : F3_12<"and", 0b000001, and, IntRegs, i32, i32imm>;
def ANDNrr : F3_1<2, 0b000101,
- (outs IntRegs:$dst), (ins IntRegs:$b, IntRegs:$c),
- "andn $b, $c, $dst",
- [(set i32:$dst, (and i32:$b, (not i32:$c)))]>;
+ (outs IntRegs:$rd), (ins IntRegs:$rs1, IntRegs:$rs2),
+ "andn $rs1, $rs2, $rd",
+ [(set i32:$rd, (and i32:$rs1, (not i32:$rs2)))]>;
def ANDNri : F3_2<2, 0b000101,
- (outs IntRegs:$dst), (ins IntRegs:$b, i32imm:$c),
- "andn $b, $c, $dst", []>;
+ (outs IntRegs:$rd), (ins IntRegs:$rs1, i32imm:$simm13),
+ "andn $rs1, $simm13, $rd", []>;
defm OR : F3_12<"or", 0b000010, or, IntRegs, i32, i32imm>;
def ORNrr : F3_1<2, 0b000110,
- (outs IntRegs:$dst), (ins IntRegs:$b, IntRegs:$c),
- "orn $b, $c, $dst",
- [(set i32:$dst, (or i32:$b, (not i32:$c)))]>;
+ (outs IntRegs:$rd), (ins IntRegs:$rs1, IntRegs:$rs2),
+ "orn $rs1, $rs2, $rd",
+ [(set i32:$rd, (or i32:$rs1, (not i32:$rs2)))]>;
def ORNri : F3_2<2, 0b000110,
- (outs IntRegs:$dst), (ins IntRegs:$b, i32imm:$c),
- "orn $b, $c, $dst", []>;
+ (outs IntRegs:$rd), (ins IntRegs:$rs1, i32imm:$simm13),
+ "orn $rs1, $simm13, $rd", []>;
defm XOR : F3_12<"xor", 0b000011, xor, IntRegs, i32, i32imm>;
def XNORrr : F3_1<2, 0b000111,
- (outs IntRegs:$dst), (ins IntRegs:$b, IntRegs:$c),
- "xnor $b, $c, $dst",
- [(set i32:$dst, (not (xor i32:$b, i32:$c)))]>;
+ (outs IntRegs:$rd), (ins IntRegs:$rs1, IntRegs:$rs2),
+ "xnor $rs1, $rs2, $rd",
+ [(set i32:$rd, (not (xor i32:$rs1, i32:$rs2)))]>;
def XNORri : F3_2<2, 0b000111,
- (outs IntRegs:$dst), (ins IntRegs:$b, i32imm:$c),
- "xnor $b, $c, $dst", []>;
+ (outs IntRegs:$rd), (ins IntRegs:$rs1, i32imm:$simm13),
+ "xnor $rs1, $simm13, $rd", []>;
// Section B.12 - Shift Instructions, p. 107
defm SLL : F3_12<"sll", 0b100101, shl, IntRegs, i32, i32imm>;
@@ -545,21 +545,15 @@ let Defs = [ICC] in
let Defs = [ICC], rd = 0 in {
def CMPrr : F3_1<2, 0b010100,
- (outs), (ins IntRegs:$b, IntRegs:$c),
- "cmp $b, $c",
- [(SPcmpicc i32:$b, i32:$c)]>;
+ (outs), (ins IntRegs:$rs1, IntRegs:$rs2),
+ "cmp $rs1, $rs2",
+ [(SPcmpicc i32:$rs1, i32:$rs2)]>;
def CMPri : F3_2<2, 0b010100,
- (outs), (ins IntRegs:$b, i32imm:$c),
- "cmp $b, $c",
- [(SPcmpicc i32:$b, (i32 simm13:$c))]>;
+ (outs), (ins IntRegs:$rs1, i32imm:$simm13),
+ "cmp $rs1, $simm13",
+ [(SPcmpicc i32:$rs1, (i32 simm13:$simm13))]>;
}
-let Uses = [ICC], Defs = [ICC] in
- def SUBXCCrr: F3_1<2, 0b011100,
- (outs IntRegs:$dst), (ins IntRegs:$b, IntRegs:$c),
- "subxcc $b, $c, $dst", []>;
-
-
// Section B.18 - Multiply Instructions, p. 113
let Defs = [Y] in {
defm UMUL : F3_12np<"umul", 0b001010>;
@@ -858,7 +852,7 @@ let Defs = [FCC] in {
//===----------------------------------------------------------------------===//
// Instructions for Thread Local Storage(TLS).
//===----------------------------------------------------------------------===//
-
+let isCodeGenOnly = 1, isAsmParserOnly = 1 in {
def TLS_ADDrr : F3_1<2, 0b000000,
(outs IntRegs:$rd),
(ins IntRegs:$rs1, IntRegs:$rs2, TLSSym:$sym),
@@ -882,6 +876,7 @@ let Uses = [O6], isCall = 1, hasDelaySlot = 1 in
let op = 1;
let Inst{29-0} = disp;
}
+}
//===----------------------------------------------------------------------===//
// V9 Instructions
Index: lib/Target/Sparc/CMakeLists.txt
===================================================================
--- lib/Target/Sparc/CMakeLists.txt
+++ lib/Target/Sparc/CMakeLists.txt
@@ -3,6 +3,7 @@ set(LLVM_TARGET_DEFINITIONS Sparc.td)
tablegen(LLVM SparcGenRegisterInfo.inc -gen-register-info)
tablegen(LLVM SparcGenInstrInfo.inc -gen-instr-info)
tablegen(LLVM SparcGenCodeEmitter.inc -gen-emitter)
+tablegen(LLVM SparcGenDisassemblerTables.inc -gen-disassembler)
tablegen(LLVM SparcGenMCCodeEmitter.inc -gen-emitter -mc-emitter)
tablegen(LLVM SparcGenAsmWriter.inc -gen-asm-writer)
tablegen(LLVM SparcGenAsmMatcher.inc -gen-asm-matcher)
@@ -34,3 +35,4 @@ add_subdirectory(TargetInfo)
add_subdirectory(MCTargetDesc)
add_subdirectory(InstPrinter)
add_subdirectory(AsmParser)
+add_subdirectory(Disassembler)
Index: lib/Target/Sparc/Disassembler/SparcDisassembler.cpp
===================================================================
--- lib/Target/Sparc/Disassembler/SparcDisassembler.cpp
+++ lib/Target/Sparc/Disassembler/SparcDisassembler.cpp
@@ -0,0 +1,228 @@
+//===- SparcDisassembler.cpp - Disassembler for Sparc -----------*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file is part of the Sparc Disassembler.
+//
+//===----------------------------------------------------------------------===//
+
+#define DEBUG_TYPE "sparc-disassembler"
+
+#include "Sparc.h"
+#include "SparcRegisterInfo.h"
+#include "SparcSubtarget.h"
+#include "llvm/MC/MCDisassembler.h"
+#include "llvm/MC/MCFixedLenDisassembler.h"
+#include "llvm/Support/MemoryObject.h"
+#include "llvm/Support/TargetRegistry.h"
+
+using namespace llvm;
+
+typedef MCDisassembler::DecodeStatus DecodeStatus;
+
+namespace {
+
+/// SparcDisassembler - a disassembler class for Sparc.
+class SparcDisassembler : public MCDisassembler {
+public:
+ /// Constructor - Initializes the disassembler.
+ ///
+ SparcDisassembler(const MCSubtargetInfo &STI, const MCRegisterInfo *Info) :
+ MCDisassembler(STI), RegInfo(Info)
+ {}
+ virtual ~SparcDisassembler() {}
+
+ const MCRegisterInfo *getRegInfo() const { return RegInfo.get(); }
+
+ /// getInstruction - See MCDisassembler.
+ virtual DecodeStatus getInstruction(MCInst &instr,
+ uint64_t &size,
+ const MemoryObject &region,
+ uint64_t address,
+ raw_ostream &vStream,
+ raw_ostream &cStream) const;
+private:
+ OwningPtr<const MCRegisterInfo> RegInfo;
+};
+
+}
+
+namespace llvm {
+ extern Target TheSparcTarget, TheSparcV9Target;
+}
+
+static MCDisassembler *createSparcDisassembler(
+ const Target &T,
+ const MCSubtargetInfo &STI) {
+ return new SparcDisassembler(STI, T.createMCRegInfo(""));
+}
+
+
+extern "C" void LLVMInitializeSparcDisassembler() {
+ // Register the disassembler.
+ TargetRegistry::RegisterMCDisassembler(TheSparcTarget,
+ createSparcDisassembler);
+ TargetRegistry::RegisterMCDisassembler(TheSparcV9Target,
+ createSparcDisassembler);
+}
+
+
+
+static const unsigned IntRegDecoderTable[] = {
+ SP::G0, SP::G1, SP::G2, SP::G3,
+ SP::G4, SP::G5, SP::G6, SP::G7,
+ SP::O0, SP::O1, SP::O2, SP::O3,
+ SP::O4, SP::O5, SP::O6, SP::O7,
+ SP::L0, SP::L1, SP::L2, SP::L3,
+ SP::L4, SP::L5, SP::L6, SP::L7,
+ SP::I0, SP::I1, SP::I2, SP::I3,
+ SP::I4, SP::I5, SP::I6, SP::I7 };
+
+static const unsigned FPRegDecoderTable[] = {
+ SP::F0, SP::F1, SP::F2, SP::F3,
+ SP::F4, SP::F5, SP::F6, SP::F7,
+ SP::F8, SP::F9, SP::F10, SP::F11,
+ SP::F12, SP::F13, SP::F14, SP::F15,
+ SP::F16, SP::F17, SP::F18, SP::F19,
+ SP::F20, SP::F21, SP::F22, SP::F23,
+ SP::F24, SP::F25, SP::F26, SP::F27,
+ SP::F28, SP::F29, SP::F30, SP::F31 };
+
+static const unsigned DFPRegDecoderTable[] = {
+ SP::D0, SP::D16, SP::D1, SP::D17,
+ SP::D2, SP::D18, SP::D3, SP::D19,
+ SP::D4, SP::D20, SP::D5, SP::D21,
+ SP::D6, SP::D22, SP::D7, SP::D23,
+ SP::D8, SP::D24, SP::D9, SP::D25,
+ SP::D10, SP::D26, SP::D11, SP::D27,
+ SP::D12, SP::D28, SP::D13, SP::D29,
+ SP::D14, SP::D30, SP::D15, SP::D31 };
+
+static const unsigned QFPRegDecoderTable[] = {
+ SP::Q0, SP::Q8, -1, -1,
+ SP::Q1, SP::Q9, -1, -1,
+ SP::Q2, SP::Q10, -1, -1,
+ SP::Q3, SP::Q11, -1, -1,
+ SP::Q4, SP::Q12, -1, -1,
+ SP::Q5, SP::Q13, -1, -1,
+ SP::Q6, SP::Q14, -1, -1,
+ SP::Q7, SP::Q15, -1, -1 } ;
+
+static DecodeStatus DecodeIntRegsRegisterClass(MCInst &Inst,
+ unsigned RegNo,
+ uint64_t Address,
+ const void *Decoder) {
+ if (RegNo > 31)
+ return MCDisassembler::Fail;
+ unsigned Reg = IntRegDecoderTable[RegNo];
+ Inst.addOperand(MCOperand::CreateReg(Reg));
+ return MCDisassembler::Success;
+}
+
+static DecodeStatus DecodeI64RegsRegisterClass(MCInst &Inst,
+ unsigned RegNo,
+ uint64_t Address,
+ const void *Decoder) {
+ if (RegNo > 31)
+ return MCDisassembler::Fail;
+ unsigned Reg = IntRegDecoderTable[RegNo];
+ Inst.addOperand(MCOperand::CreateReg(Reg));
+ return MCDisassembler::Success;
+}
+
+
+static DecodeStatus DecodeFPRegsRegisterClass(MCInst &Inst,
+ unsigned RegNo,
+ uint64_t Address,
+ const void *Decoder) {
+ if (RegNo > 31)
+ return MCDisassembler::Fail;
+ unsigned Reg = FPRegDecoderTable[RegNo];
+ Inst.addOperand(MCOperand::CreateReg(Reg));
+ return MCDisassembler::Success;
+}
+
+
+static DecodeStatus DecodeDFPRegsRegisterClass(MCInst &Inst,
+ unsigned RegNo,
+ uint64_t Address,
+ const void *Decoder) {
+ if (RegNo > 31)
+ return MCDisassembler::Fail;
+ unsigned Reg = DFPRegDecoderTable[RegNo];
+ Inst.addOperand(MCOperand::CreateReg(Reg));
+ return MCDisassembler::Success;
+}
+
+
+static DecodeStatus DecodeQFPRegsRegisterClass(MCInst &Inst,
+ unsigned RegNo,
+ uint64_t Address,
+ const void *Decoder) {
+ if (RegNo > 31)
+ return MCDisassembler::Fail;
+
+ unsigned Reg = QFPRegDecoderTable[RegNo];
+ if (Reg == (unsigned)-1)
+ return MCDisassembler::Fail;
+ Inst.addOperand(MCOperand::CreateReg(Reg));
+ return MCDisassembler::Success;
+}
+
+
+#include "SparcGenDisassemblerTables.inc"
+
+/// readInstruction - read four bytes from the MemoryObject
+/// and return 32 bit word.
+static DecodeStatus readInstruction32(const MemoryObject &region,
+ uint64_t address,
+ uint64_t &size,
+ uint32_t &insn) {
+ uint8_t Bytes[4];
+
+ // We want to read exactly 4 Bytes of data.
+ if (region.readBytes(address, 4, Bytes) == -1) {
+ size = 0;
+ return MCDisassembler::Fail;
+ }
+
+ // Encoded as a big-endian 32-bit word in the stream.
+ insn = (Bytes[3] << 0) |
+ (Bytes[2] << 8) |
+ (Bytes[1] << 16) |
+ (Bytes[0] << 24);
+
+ return MCDisassembler::Success;
+}
+
+
+DecodeStatus
+SparcDisassembler::getInstruction(MCInst &instr,
+ uint64_t &Size,
+ const MemoryObject &Region,
+ uint64_t Address,
+ raw_ostream &vStream,
+ raw_ostream &cStream) const {
+ uint32_t Insn;
+
+ DecodeStatus Result = readInstruction32(Region, Address, Size, Insn);
+ if (Result == MCDisassembler::Fail)
+ return MCDisassembler::Fail;
+
+
+ // Calling the auto-generated decoder function.
+ Result = decodeInstruction(DecoderTableSparc32, instr, Insn, Address,
+ this, STI);
+
+ if (Result != MCDisassembler::Fail) {
+ Size = 4;
+ return Result;
+ }
+
+ return MCDisassembler::Fail;
+}
Index: lib/Target/Sparc/Disassembler/LLVMBuild.txt
===================================================================
--- lib/Target/Sparc/Disassembler/LLVMBuild.txt
+++ lib/Target/Sparc/Disassembler/LLVMBuild.txt
@@ -0,0 +1,23 @@
+;===- ./lib/Target/Sparc/Disassembler/LLVMBuild.txt ------------*- Conf -*--===;
+;
+; The LLVM Compiler Infrastructure
+;
+; This file is distributed under the University of Illinois Open Source
+; License. See LICENSE.TXT for details.
+;
+;===------------------------------------------------------------------------===;
+;
+; This is an LLVMBuild description file for the components in this subdirectory.
+;
+; For more information on the LLVMBuild system, please see:
+;
+; http://llvm.org/docs/LLVMBuild.html
+;
+;===------------------------------------------------------------------------===;
+
+[component_0]
+type = Library
+name = SparcDisassembler
+parent = Sparc
+required_libraries = MC Support SparcInfo
+add_to_library_groups = Sparc
Index: lib/Target/Sparc/Disassembler/CMakeLists.txt
===================================================================
--- lib/Target/Sparc/Disassembler/CMakeLists.txt
+++ lib/Target/Sparc/Disassembler/CMakeLists.txt
@@ -0,0 +1,12 @@
+add_llvm_library(LLVMSparcDisassembler
+ SparcDisassembler.cpp
+ )
+
+# workaround for hanging compilation on MSVC9 and 10
+if( MSVC_VERSION EQUAL 1400 OR MSVC_VERSION EQUAL 1500
+ OR MSVC_VERSION EQUAL 1600 )
+set_property(
+ SOURCE SparcDisassembler.cpp
+ PROPERTY COMPILE_FLAGS "/Od"
+ )
+endif()
Index: lib/Target/Sparc/Disassembler/Makefile
===================================================================
--- lib/Target/Sparc/Disassembler/Makefile
+++ lib/Target/Sparc/Disassembler/Makefile
@@ -0,0 +1,16 @@
+##===- lib/Target/Sparc/Disassembler/Makefile --------------*- Makefile -*-===##
+#
+# The LLVM Compiler Infrastructure
+#
+# This file is distributed under the University of Illinois Open Source
+# License. See LICENSE.TXT for details.
+#
+##===----------------------------------------------------------------------===##
+
+LEVEL = ../../../..
+LIBRARYNAME = LLVMSparcDisassembler
+
+# Hack: we need to include 'main' Sparc target directory to grab private headers
+CPP.Flags += -I$(PROJ_OBJ_DIR)/.. -I$(PROJ_SRC_DIR)/..
+
+include $(LEVEL)/Makefile.common
Index: lib/Target/Sparc/Makefile
===================================================================
--- lib/Target/Sparc/Makefile
+++ lib/Target/Sparc/Makefile
@@ -14,11 +14,11 @@ TARGET = Sparc
# Make sure that tblgen is run, first thing.
BUILT_SOURCES = SparcGenRegisterInfo.inc SparcGenInstrInfo.inc \
SparcGenAsmWriter.inc SparcGenAsmMatcher.inc \
- SparcGenDAGISel.inc \
+ SparcGenDAGISel.inc SparcGenDisassemblerTables.inc \
SparcGenSubtargetInfo.inc SparcGenCallingConv.inc \
SparcGenCodeEmitter.inc SparcGenMCCodeEmitter.inc
-DIRS = InstPrinter AsmParser TargetInfo MCTargetDesc
+DIRS = InstPrinter AsmParser Disassembler TargetInfo MCTargetDesc
include $(LEVEL)/Makefile.common
Index: lib/Target/Sparc/SparcInstr64Bit.td
===================================================================
--- lib/Target/Sparc/SparcInstr64Bit.td
+++ lib/Target/Sparc/SparcInstr64Bit.td
@@ -141,6 +141,7 @@ def : Pat<(i64 imm:$val),
let Predicates = [Is64Bit] in {
// Register-register instructions.
+let isCodeGenOnly = 1 in {
defm ANDX : F3_12<"and", 0b000001, and, I64Regs, i64, i64imm>;
defm ORX : F3_12<"or", 0b000010, or, I64Regs, i64, i64imm>;
defm XORX : F3_12<"xor", 0b000011, xor, I64Regs, i64, i64imm>;
@@ -161,8 +162,6 @@ def XNORXrr : F3_1<2, 0b000111,
defm ADDX : F3_12<"add", 0b000000, add, I64Regs, i64, i64imm>;
defm SUBX : F3_12<"sub", 0b000100, sub, I64Regs, i64, i64imm>;
-def : Pat<(SPcmpicc i64:$a, i64:$b), (CMPrr $a, $b)>;
-
def TLS_ADDXrr : F3_1<2, 0b000000, (outs I64Regs:$rd),
(ins I64Regs:$rs1, I64Regs:$rs2, TLSSym:$sym),
"add $rs1, $rs2, $rd, $sym",
@@ -169,18 +168,17 @@ def TLS_ADDXrr : F3_1<2, 0b000000, (outs I64Regs:$
[(set i64:$rd,
(tlsadd i64:$rs1, i64:$rs2, tglobaltlsaddr:$sym))]>;
-// Register-immediate instructions.
-
-def : Pat<(SPcmpicc i64:$a, (i64 simm13:$b)), (CMPri $a, (as_i32imm $b))>;
-
-def : Pat<(ctpop i64:$src), (POPCrr $src)>;
-
// "LEA" form of add
-let isCodeGenOnly = 1 in
def LEAX_ADDri : F3_2<2, 0b000000,
(outs I64Regs:$dst), (ins MEMri:$addr),
"add ${addr:arith}, $dst",
[(set iPTR:$dst, ADDRri:$addr)]>;
+}
+
+def : Pat<(SPcmpicc i64:$a, i64:$b), (CMPrr $a, $b)>;
+def : Pat<(SPcmpicc i64:$a, (i64 simm13:$b)), (CMPri $a, (as_i32imm $b))>;
+def : Pat<(ctpop i64:$src), (POPCrr $src)>;
+
} // Predicates = [Is64Bit]
@@ -245,7 +243,7 @@ def LDXri : F3_2<3, 0b001011,
(outs I64Regs:$dst), (ins MEMri:$addr),
"ldx [$addr], $dst",
[(set i64:$dst, (load ADDRri:$addr))]>;
-let mayLoad = 1 in
+let mayLoad = 1, isCodeGenOnly = 1, isAsmParserOnly = 1 in
def TLS_LDXrr : F3_1<3, 0b001011,
(outs IntRegs:$dst), (ins MEMrr:$addr, TLSSym:$sym),
"ldx [$addr], $dst, $sym",
@@ -278,11 +276,11 @@ def : Pat<(i64 (extloadi32 ADDRrr:$addr)), (LDrr
def : Pat<(i64 (extloadi32 ADDRri:$addr)), (LDri ADDRri:$addr)>;
// Sign-extending load of i32 into i64 is a new SPARC v9 instruction.
-def LDSWrr : F3_1<3, 0b001011,
+def LDSWrr : F3_1<3, 0b001000,
(outs I64Regs:$dst), (ins MEMrr:$addr),
"ldsw [$addr], $dst",
[(set i64:$dst, (sextloadi32 ADDRrr:$addr))]>;
-def LDSWri : F3_2<3, 0b001011,
+def LDSWri : F3_2<3, 0b001000,
(outs I64Regs:$dst), (ins MEMri:$addr),
"ldsw [$addr], $dst",
[(set i64:$dst, (sextloadi32 ADDRri:$addr))]>;
@@ -289,13 +287,13 @@ def : Pat<(i64 (extloadi32 ADDRri:$addr)), (LDri
// 64-bit stores.
def STXrr : F3_1<3, 0b001110,
- (outs), (ins MEMrr:$addr, I64Regs:$src),
- "stx $src, [$addr]",
- [(store i64:$src, ADDRrr:$addr)]>;
+ (outs), (ins MEMrr:$addr, I64Regs:$rd),
+ "stx $rd, [$addr]",
+ [(store i64:$rd, ADDRrr:$addr)]>;
def STXri : F3_2<3, 0b001110,
- (outs), (ins MEMri:$addr, I64Regs:$src),
- "stx $src, [$addr]",
- [(store i64:$src, ADDRri:$addr)]>;
+ (outs), (ins MEMri:$addr, I64Regs:$rd),
+ "stx $rd, [$addr]",
+ [(store i64:$rd, ADDRri:$addr)]>;
// Truncating stores from i64 are identical to the i32 stores.
def : Pat<(truncstorei8 i64:$src, ADDRrr:$addr), (STBrr ADDRrr:$addr, $src)>;
@@ -315,6 +313,15 @@ def : Pat<(store (i64 0), ADDRri:$dst), (STXri ADD
//===----------------------------------------------------------------------===//
// 64-bit Conditionals.
//===----------------------------------------------------------------------===//
+
+// Conditional branch class on %xcc:
+class XBranchSP<dag ins, string asmstr, list<dag> pattern>
+ : F2_3<0b001, 0b10, (outs), ins, asmstr, pattern> {
+ let isBranch = 1;
+ let isTerminator = 1;
+ let hasDelaySlot = 1;
+}
+
//
// Flag-setting instructions like subcc and addcc set both icc and xcc flags.
// The icc flags correspond to the 32-bit result, and the xcc are for the
@@ -326,7 +333,7 @@ def : Pat<(store (i64 0), ADDRri:$dst), (STXri ADD
let Predicates = [Is64Bit] in {
let Uses = [ICC] in
-def BPXCC : BranchSP<(ins brtarget:$imm22, CCOp:$cond),
+def BPXCC : XBranchSP<(ins brtarget:$imm22, CCOp:$cond),
"b$cond %xcc, $imm22",
[(SPbrxcc bb:$imm22, imm:$cond)]>;
@@ -409,7 +416,7 @@ def : Pat<(SPselectfcc (i64 simm11:$t), i64:$f, im
// 64 bit SETHI
-let Predicates = [Is64Bit] in {
+let Predicates = [Is64Bit], isCodeGenOnly = 1 in {
def SETHIXi : F2_1<0b100,
(outs IntRegs:$rd), (ins i64imm:$imm22),
"sethi $imm22, $rd",
Index: test/MC/Disassembler/Sparc/lit.local.cfg
===================================================================
--- test/MC/Disassembler/Sparc/lit.local.cfg
+++ test/MC/Disassembler/Sparc/lit.local.cfg
@@ -0,0 +1,4 @@
+targets = set(config.root.targets_to_build.split())
+if not 'Sparc' in targets:
+ config.unsupported = True
+
Index: test/MC/Disassembler/Sparc/sparc.txt
===================================================================
--- test/MC/Disassembler/Sparc/sparc.txt
+++ test/MC/Disassembler/Sparc/sparc.txt
@@ -0,0 +1,82 @@
+# RUN: llvm-mc --disassemble %s -triple=sparc-unknown-linux | FileCheck %s
+
+# CHECK: add %g0, %g0, %g0
+0x80 0x00 0x00 0x00
+
+# CHECK: add %g1, %g2, %g3
+0x86 0x00 0x40 0x02
+
+# CHECK: add %o0, %o1, %l0
+0xa0 0x02 0x00 0x09
+
+# CHECK: add %o0, 10, %l0
+0xa0 0x02 0x20 0x0a
+
+# CHECK: addcc %g1, %g2, %g3
+0x86 0x80 0x40 0x02
+
+# CHECK: addxcc %g1, %g2, %g3
+0x86 0xc0 0x40 0x02
+
+# CHECK: udiv %g1, %g2, %g3
+0x86 0x70 0x40 0x02
+
+# CHECK: sdiv %g1, %g2, %g3
+0x86 0x78 0x40 0x02
+
+# CHECK: and %g1, %g2, %g3
+0x86 0x08 0x40 0x02
+
+# CHECK: andn %g1, %g2, %g3
+0x86 0x28 0x40 0x02
+
+# CHECK: or %g1, %g2, %g3
+0x86 0x10 0x40 0x02
+
+# CHECK: orn %g1, %g2, %g3
+0x86 0x30 0x40 0x02
+
+# CHECK: xor %g1, %g2, %g3
+0x86 0x18 0x40 0x02
+
+# CHECK: xnor %g1, %g2, %g3
+0x86 0x38 0x40 0x02
+
+# CHECK: umul %g1, %g2, %g3
+0x86 0x50 0x40 0x02
+
+# CHECK: smul %g1, %g2, %g3
+0x86 0x58 0x40 0x02
+
+# CHECK: nop
+0x01 0x00 0x00 0x00
+
+# CHECK: sethi 10, %l0
+0x21 0x00 0x00 0x0a
+
+# CHECK: sll %g1, %g2, %g3
+0x87 0x28 0x40 0x02
+
+# CHECK: sll %g1, 31, %g3
+0x87 0x28 0x60 0x1f
+
+# CHECK: srl %g1, %g2, %g3
+0x87 0x30 0x40 0x02
+
+# CHECK: srl %g1, 31, %g3
+0x87 0x30 0x60 0x1f
+
+# CHECK: sra %g1, %g2, %g3
+0x87 0x38 0x40 0x02
+
+# CHECK: sra %g1, 31, %g3
+0x87 0x38 0x60 0x1f
+
+# CHECK: sub %g1, %g2, %g3
+0x86 0x20 0x40 0x02
+
+# CHECK: subcc %g1, %g2, %g3
+0x86 0xa0 0x40 0x02
+
+# CHECK: subxcc %g1, %g2, %g3
+0x86 0xe0 0x40 0x02
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