Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(1741)

Issues Search
    My Issues | Starred     Open | Closed | All

Unified Diff: src/IceAssemblerX8632.h

Issue 1216033004: Move X8632-specific Assembler stuff to Machine Traits. (Closed) Base URL: https://chromium.googlesource.com/native_client/pnacl-subzero.git@master
Patch Set: Addresses comments. Created 5 years, 6 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View side-by-side diff with in-line comments
Download patch
« no previous file with comments | « Makefile.standalone ('k') | src/IceAssemblerX8632.cpp » ('j') | no next file with comments »
Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
Index: src/IceAssemblerX8632.h
diff --git a/src/IceAssemblerX8632.h b/src/IceAssemblerX8632.h
index 8b13fc62ead65acadd912b65a5873b9eb64ff46c..ad794896263e7dc488d6f186695c788deb84fe9d 100644
--- a/src/IceAssemblerX8632.h
+++ b/src/IceAssemblerX8632.h
@@ -1,4 +1,4 @@
-//===- subzero/src/assembler_ia32.h - Assembler for x86-32 ------*- C++ -*-===//
+//===- subzero/src/IceAssemblerX8632.h - Assembler for x86-32 ---*- C++ -*-===//
//
// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
@@ -23,906 +23,34 @@
#define SUBZERO_SRC_ICEASSEMBLERX8632_H
#include "IceAssembler.h"
-#include "IceConditionCodesX8632.h"
+#include "IceAssemblerX86Base.h"
#include "IceDefs.h"
#include "IceOperand.h"
-#include "IceRegistersX8632.h"
+#include "IceTargetLoweringX8632Traits.h"
#include "IceTypes.h"
#include "IceUtils.h"
namespace Ice {
-using RegX8632::GPRRegister;
-using RegX8632::XmmRegister;
-using RegX8632::ByteRegister;
-using RegX8632::X87STRegister;
+class TargetX8632;
namespace X8632 {
-const int MAX_NOP_SIZE = 8;
-
-enum ScaleFactor { TIMES_1 = 0, TIMES_2 = 1, TIMES_4 = 2, TIMES_8 = 3 };
-
-class Immediate {
- Immediate(const Immediate &) = delete;
- Immediate &operator=(const Immediate &) = delete;
-
-public:
- explicit Immediate(int32_t value) : value_(value) {}
-
- Immediate(RelocOffsetT offset, AssemblerFixup *fixup)
- : value_(offset), fixup_(fixup) {
- // Use the Offset in the "value" for now. If we decide to process fixups,
- // we'll need to patch that offset with the true value.
- }
-
- int32_t value() const { return value_; }
- AssemblerFixup *fixup() const { return fixup_; }
-
- bool is_int8() const {
- // We currently only allow 32-bit fixups, and they usually have value = 0,
- // so if fixup_ != nullptr, it shouldn't be classified as int8/16.
- return fixup_ == nullptr && Utils::IsInt(8, value_);
- }
- bool is_uint8() const {
- return fixup_ == nullptr && Utils::IsUint(8, value_);
- }
- bool is_uint16() const {
- return fixup_ == nullptr && Utils::IsUint(16, value_);
- }
-
-private:
- const int32_t value_;
- AssemblerFixup *fixup_ = nullptr;
-};
-
-class Operand {
-public:
- Operand(const Operand &other) : length_(other.length_), fixup_(other.fixup_) {
- memmove(&encoding_[0], &other.encoding_[0], other.length_);
- }
-
- Operand &operator=(const Operand &other) {
- length_ = other.length_;
- fixup_ = other.fixup_;
- memmove(&encoding_[0], &other.encoding_[0], other.length_);
- return *this;
- }
-
- uint8_t mod() const { return (encoding_at(0) >> 6) & 3; }
-
- GPRRegister rm() const {
- return static_cast<GPRRegister>(encoding_at(0) & 7);
- }
-
- ScaleFactor scale() const {
- return static_cast<ScaleFactor>((encoding_at(1) >> 6) & 3);
- }
-
- GPRRegister index() const {
- return static_cast<GPRRegister>((encoding_at(1) >> 3) & 7);
- }
-
- GPRRegister base() const {
- return static_cast<GPRRegister>(encoding_at(1) & 7);
- }
-
- int8_t disp8() const {
- assert(length_ >= 2);
- return static_cast<int8_t>(encoding_[length_ - 1]);
- }
-
- int32_t disp32() const {
- assert(length_ >= 5);
- return bit_copy<int32_t>(encoding_[length_ - 4]);
- }
-
- AssemblerFixup *fixup() const { return fixup_; }
-
-protected:
- Operand() : length_(0), fixup_(nullptr) {} // Needed by subclass Address.
-
- void SetModRM(int mod, GPRRegister rm) {
- assert((mod & ~3) == 0);
- encoding_[0] = (mod << 6) | rm;
- length_ = 1;
- }
-
- void SetSIB(ScaleFactor scale, GPRRegister index, GPRRegister base) {
- assert(length_ == 1);
- assert((scale & ~3) == 0);
- encoding_[1] = (scale << 6) | (index << 3) | base;
- length_ = 2;
- }
-
- void SetDisp8(int8_t disp) {
- assert(length_ == 1 || length_ == 2);
- encoding_[length_++] = static_cast<uint8_t>(disp);
- }
-
- void SetDisp32(int32_t disp) {
- assert(length_ == 1 || length_ == 2);
- intptr_t disp_size = sizeof(disp);
- memmove(&encoding_[length_], &disp, disp_size);
- length_ += disp_size;
- }
-
- void SetFixup(AssemblerFixup *fixup) { fixup_ = fixup; }
-
-private:
- uint8_t length_;
- uint8_t encoding_[6];
- AssemblerFixup *fixup_;
-
- explicit Operand(GPRRegister reg) : fixup_(nullptr) { SetModRM(3, reg); }
-
- // Get the operand encoding byte at the given index.
- uint8_t encoding_at(intptr_t index) const {
- assert(index >= 0 && index < length_);
- return encoding_[index];
- }
-
- // Returns whether or not this operand is really the given register in
- // disguise. Used from the assembler to generate better encodings.
- bool IsRegister(GPRRegister reg) const {
- return ((encoding_[0] & 0xF8) == 0xC0) // Addressing mode is register only.
- && ((encoding_[0] & 0x07) == reg); // Register codes match.
- }
-
- friend class AssemblerX8632;
-};
-
-class Address : public Operand {
-public:
- Address(const Address &other) : Operand(other) {}
-
- Address &operator=(const Address &other) {
- Operand::operator=(other);
- return *this;
- }
-
- Address(GPRRegister base, int32_t disp) {
- if (disp == 0 && base != RegX8632::Encoded_Reg_ebp) {
- SetModRM(0, base);
- if (base == RegX8632::Encoded_Reg_esp)
- SetSIB(TIMES_1, RegX8632::Encoded_Reg_esp, base);
- } else if (Utils::IsInt(8, disp)) {
- SetModRM(1, base);
- if (base == RegX8632::Encoded_Reg_esp)
- SetSIB(TIMES_1, RegX8632::Encoded_Reg_esp, base);
- SetDisp8(disp);
- } else {
- SetModRM(2, base);
- if (base == RegX8632::Encoded_Reg_esp)
- SetSIB(TIMES_1, RegX8632::Encoded_Reg_esp, base);
- SetDisp32(disp);
- }
- }
-
- Address(GPRRegister index, ScaleFactor scale, int32_t disp) {
- assert(index != RegX8632::Encoded_Reg_esp); // Illegal addressing mode.
- SetModRM(0, RegX8632::Encoded_Reg_esp);
- SetSIB(scale, index, RegX8632::Encoded_Reg_ebp);
- SetDisp32(disp);
- }
-
- Address(GPRRegister base, GPRRegister index, ScaleFactor scale,
- int32_t disp) {
- assert(index != RegX8632::Encoded_Reg_esp); // Illegal addressing mode.
- if (disp == 0 && base != RegX8632::Encoded_Reg_ebp) {
- SetModRM(0, RegX8632::Encoded_Reg_esp);
- SetSIB(scale, index, base);
- } else if (Utils::IsInt(8, disp)) {
- SetModRM(1, RegX8632::Encoded_Reg_esp);
- SetSIB(scale, index, base);
- SetDisp8(disp);
- } else {
- SetModRM(2, RegX8632::Encoded_Reg_esp);
- SetSIB(scale, index, base);
- SetDisp32(disp);
- }
- }
-
- static Address Absolute(const uintptr_t addr) {
- Address result;
- result.SetModRM(0, RegX8632::Encoded_Reg_ebp);
- result.SetDisp32(addr);
- return result;
- }
-
- static Address Absolute(RelocOffsetT Offset, AssemblerFixup *fixup) {
- Address result;
- result.SetModRM(0, RegX8632::Encoded_Reg_ebp);
- // Use the Offset in the displacement for now. If we decide to process
- // fixups later, we'll need to patch up the emitted displacement.
- result.SetDisp32(Offset);
- result.SetFixup(fixup);
- return result;
- }
-
- static Address ofConstPool(Assembler *Asm, const Constant *Imm);
-
-private:
- Address() = default; // Needed by Address::Absolute.
-};
-
-class Label {
- Label(const Label &) = delete;
- Label &operator=(const Label &) = delete;
-
-public:
- Label() {
- if (BuildDefs::asserts()) {
- for (int i = 0; i < kMaxUnresolvedBranches; i++) {
- unresolved_near_positions_[i] = -1;
- }
- }
- }
-
- ~Label() = default;
-
- void FinalCheck() const {
- // Assert if label is being destroyed with unresolved branches pending.
- assert(!IsLinked());
- assert(!HasNear());
- }
-
- // TODO(jvoung): why are labels offset by this?
- static const uint32_t kWordSize = sizeof(uint32_t);
-
- // Returns the position for bound labels (branches that come after this
- // are considered backward branches). Cannot be used for unused or linked
- // labels.
- intptr_t Position() const {
- assert(IsBound());
- return -position_ - kWordSize;
- }
-
- // Returns the position of an earlier branch instruction that was linked
- // to this label (branches that use this are considered forward branches).
- // The linked instructions form a linked list, of sorts, using the
- // instruction's displacement field for the location of the next
- // instruction that is also linked to this label.
- intptr_t LinkPosition() const {
- assert(IsLinked());
- return position_ - kWordSize;
- }
-
- // Returns the position of an earlier branch instruction which
- // assumes that this label is "near", and bumps iterator to the
- // next near position.
- intptr_t NearPosition() {
- assert(HasNear());
- return unresolved_near_positions_[--num_unresolved_];
- }
-
- bool IsBound() const { return position_ < 0; }
- bool IsLinked() const { return position_ > 0; }
- bool IsUnused() const { return (position_ == 0) && (num_unresolved_ == 0); }
- bool HasNear() const { return num_unresolved_ != 0; }
-
-private:
- void BindTo(intptr_t position) {
- assert(!IsBound());
- assert(!HasNear());
- position_ = -position - kWordSize;
- assert(IsBound());
- }
-
- void LinkTo(intptr_t position) {
- assert(!IsBound());
- position_ = position + kWordSize;
- assert(IsLinked());
- }
-
- void NearLinkTo(intptr_t position) {
- assert(!IsBound());
- assert(num_unresolved_ < kMaxUnresolvedBranches);
- unresolved_near_positions_[num_unresolved_++] = position;
- }
-
- static constexpr int kMaxUnresolvedBranches = 20;
-
- intptr_t position_ = 0;
- intptr_t num_unresolved_ = 0;
- // TODO(stichnot,jvoung): Can this instead be
- // llvm::SmallVector<intptr_t, kMaxUnresolvedBranches> ?
- intptr_t unresolved_near_positions_[kMaxUnresolvedBranches];
-
- friend class AssemblerX8632;
-};
-
-class AssemblerX8632 : public Assembler {
+class AssemblerX8632 : public X86Internal::AssemblerX86Base<TargetX8632> {
AssemblerX8632(const AssemblerX8632 &) = delete;
AssemblerX8632 &operator=(const AssemblerX8632 &) = delete;
public:
explicit AssemblerX8632(bool use_far_branches = false)
- : Assembler(Asm_X8632) {
- // This mode is only needed and implemented for MIPS and ARM.
- assert(!use_far_branches);
- (void)use_far_branches;
- }
- ~AssemblerX8632() override;
-
- static const bool kNearJump = true;
- static const bool kFarJump = false;
-
- void alignFunction() override;
-
- SizeT getBundleAlignLog2Bytes() const override { return 5; }
-
- const char *getNonExecPadDirective() const override { return ".p2align"; }
-
- llvm::ArrayRef<uint8_t> getNonExecBundlePadding() const override {
- static const uint8_t Padding[] = {0xF4};
- return llvm::ArrayRef<uint8_t>(Padding, 1);
- }
-
- void padWithNop(intptr_t Padding) override {
- while (Padding > MAX_NOP_SIZE) {
- nop(MAX_NOP_SIZE);
- Padding -= MAX_NOP_SIZE;
- }
- if (Padding)
- nop(Padding);
- }
-
- Label *GetOrCreateCfgNodeLabel(SizeT NodeNumber);
- void bindCfgNodeLabel(SizeT NodeNumber) override;
- Label *GetOrCreateLocalLabel(SizeT Number);
- void BindLocalLabel(SizeT Number);
-
- bool fixupIsPCRel(FixupKind Kind) const override {
- // Currently assuming this is the only PC-rel relocation type used.
- return Kind == llvm::ELF::R_386_PC32;
- }
+ : X86Internal::AssemblerX86Base<TargetX8632>(Asm_X8632,
+ use_far_branches) {}
+ ~AssemblerX8632() override = default;
static bool classof(const Assembler *Asm) {
return Asm->getKind() == Asm_X8632;
}
-
- // Operations to emit GPR instructions (and dispatch on operand type).
- typedef void (AssemblerX8632::*TypedEmitGPR)(Type, GPRRegister);
- typedef void (AssemblerX8632::*TypedEmitAddr)(Type, const Address &);
- struct GPREmitterOneOp {
- TypedEmitGPR Reg;
- TypedEmitAddr Addr;
- };
-
- typedef void (AssemblerX8632::*TypedEmitGPRGPR)(Type, GPRRegister,
- GPRRegister);
- typedef void (AssemblerX8632::*TypedEmitGPRAddr)(Type, GPRRegister,
- const Address &);
- typedef void (AssemblerX8632::*TypedEmitGPRImm)(Type, GPRRegister,
- const Immediate &);
- struct GPREmitterRegOp {
- TypedEmitGPRGPR GPRGPR;
- TypedEmitGPRAddr GPRAddr;
- TypedEmitGPRImm GPRImm;
- };
-
- struct GPREmitterShiftOp {
- // Technically, Addr/GPR and Addr/Imm are also allowed, but */Addr are not.
- // In practice, we always normalize the Dest to a Register first.
- TypedEmitGPRGPR GPRGPR;
- TypedEmitGPRImm GPRImm;
- };
-
- typedef void (AssemblerX8632::*TypedEmitGPRGPRImm)(Type, GPRRegister,
- GPRRegister,
- const Immediate &);
- struct GPREmitterShiftD {
- // Technically AddrGPR and AddrGPRImm are also allowed, but in practice
- // we always normalize Dest to a Register first.
- TypedEmitGPRGPR GPRGPR;
- TypedEmitGPRGPRImm GPRGPRImm;
- };
-
- typedef void (AssemblerX8632::*TypedEmitAddrGPR)(Type, const Address &,
- GPRRegister);
- typedef void (AssemblerX8632::*TypedEmitAddrImm)(Type, const Address &,
- const Immediate &);
- struct GPREmitterAddrOp {
- TypedEmitAddrGPR AddrGPR;
- TypedEmitAddrImm AddrImm;
- };
-
- // Operations to emit XMM instructions (and dispatch on operand type).
- typedef void (AssemblerX8632::*TypedEmitXmmXmm)(Type, XmmRegister,
- XmmRegister);
- typedef void (AssemblerX8632::*TypedEmitXmmAddr)(Type, XmmRegister,
- const Address &);
- struct XmmEmitterRegOp {
- TypedEmitXmmXmm XmmXmm;
- TypedEmitXmmAddr XmmAddr;
- };
-
- typedef void (AssemblerX8632::*EmitXmmXmm)(XmmRegister, XmmRegister);
- typedef void (AssemblerX8632::*EmitXmmAddr)(XmmRegister, const Address &);
- typedef void (AssemblerX8632::*EmitAddrXmm)(const Address &, XmmRegister);
- struct XmmEmitterMovOps {
- EmitXmmXmm XmmXmm;
- EmitXmmAddr XmmAddr;
- EmitAddrXmm AddrXmm;
- };
-
- typedef void (AssemblerX8632::*TypedEmitXmmImm)(Type, XmmRegister,
- const Immediate &);
-
- struct XmmEmitterShiftOp {
- TypedEmitXmmXmm XmmXmm;
- TypedEmitXmmAddr XmmAddr;
- TypedEmitXmmImm XmmImm;
- };
-
- // Cross Xmm/GPR cast instructions.
- template <typename DReg_t, typename SReg_t> struct CastEmitterRegOp {
- typedef void (AssemblerX8632::*TypedEmitRegs)(Type, DReg_t, SReg_t);
- typedef void (AssemblerX8632::*TypedEmitAddr)(Type, DReg_t,
- const Address &);
-
- TypedEmitRegs RegReg;
- TypedEmitAddr RegAddr;
- };
-
- // Three operand (potentially) cross Xmm/GPR instructions.
- // The last operand must be an immediate.
- template <typename DReg_t, typename SReg_t> struct ThreeOpImmEmitter {
- typedef void (AssemblerX8632::*TypedEmitRegRegImm)(Type, DReg_t, SReg_t,
- const Immediate &);
- typedef void (AssemblerX8632::*TypedEmitRegAddrImm)(Type, DReg_t,
- const Address &,
- const Immediate &);
-
- TypedEmitRegRegImm RegRegImm;
- TypedEmitRegAddrImm RegAddrImm;
- };
-
- /*
- * Emit Machine Instructions.
- */
- void call(GPRRegister reg);
- void call(const Address &address);
- void call(const ConstantRelocatable *label);
- void call(const Immediate &abs_address);
-
- static const intptr_t kCallExternalLabelSize = 5;
-
- void pushl(GPRRegister reg);
-
- void popl(GPRRegister reg);
- void popl(const Address &address);
-
- void pushal();
- void popal();
-
- void setcc(CondX86::BrCond condition, ByteRegister dst);
- void setcc(CondX86::BrCond condition, const Address &address);
-
- void mov(Type Ty, GPRRegister dst, const Immediate &src);
- void mov(Type Ty, GPRRegister dst, GPRRegister src);
-
- void mov(Type Ty, GPRRegister dst, const Address &src);
- void mov(Type Ty, const Address &dst, GPRRegister src);
- void mov(Type Ty, const Address &dst, const Immediate &imm);
-
- void movzx(Type Ty, GPRRegister dst, GPRRegister src);
- void movzx(Type Ty, GPRRegister dst, const Address &src);
- void movsx(Type Ty, GPRRegister dst, GPRRegister src);
- void movsx(Type Ty, GPRRegister dst, const Address &src);
-
- void lea(Type Ty, GPRRegister dst, const Address &src);
-
- void cmov(Type Ty, CondX86::BrCond cond, GPRRegister dst, GPRRegister src);
- void cmov(Type Ty, CondX86::BrCond cond, GPRRegister dst, const Address &src);
-
- void rep_movsb();
-
- void movss(Type Ty, XmmRegister dst, const Address &src);
- void movss(Type Ty, const Address &dst, XmmRegister src);
- void movss(Type Ty, XmmRegister dst, XmmRegister src);
-
- void movd(XmmRegister dst, GPRRegister src);
- void movd(XmmRegister dst, const Address &src);
- void movd(GPRRegister dst, XmmRegister src);
- void movd(const Address &dst, XmmRegister src);
-
- void movq(XmmRegister dst, XmmRegister src);
- void movq(const Address &dst, XmmRegister src);
- void movq(XmmRegister dst, const Address &src);
-
- void addss(Type Ty, XmmRegister dst, XmmRegister src);
- void addss(Type Ty, XmmRegister dst, const Address &src);
- void subss(Type Ty, XmmRegister dst, XmmRegister src);
- void subss(Type Ty, XmmRegister dst, const Address &src);
- void mulss(Type Ty, XmmRegister dst, XmmRegister src);
- void mulss(Type Ty, XmmRegister dst, const Address &src);
- void divss(Type Ty, XmmRegister dst, XmmRegister src);
- void divss(Type Ty, XmmRegister dst, const Address &src);
-
- void movaps(XmmRegister dst, XmmRegister src);
-
- void movups(XmmRegister dst, XmmRegister src);
- void movups(XmmRegister dst, const Address &src);
- void movups(const Address &dst, XmmRegister src);
-
- void padd(Type Ty, XmmRegister dst, XmmRegister src);
- void padd(Type Ty, XmmRegister dst, const Address &src);
- void pand(Type Ty, XmmRegister dst, XmmRegister src);
- void pand(Type Ty, XmmRegister dst, const Address &src);
- void pandn(Type Ty, XmmRegister dst, XmmRegister src);
- void pandn(Type Ty, XmmRegister dst, const Address &src);
- void pmull(Type Ty, XmmRegister dst, XmmRegister src);
- void pmull(Type Ty, XmmRegister dst, const Address &src);
- void pmuludq(Type Ty, XmmRegister dst, XmmRegister src);
- void pmuludq(Type Ty, XmmRegister dst, const Address &src);
- void por(Type Ty, XmmRegister dst, XmmRegister src);
- void por(Type Ty, XmmRegister dst, const Address &src);
- void psub(Type Ty, XmmRegister dst, XmmRegister src);
- void psub(Type Ty, XmmRegister dst, const Address &src);
- void pxor(Type Ty, XmmRegister dst, XmmRegister src);
- void pxor(Type Ty, XmmRegister dst, const Address &src);
-
- void psll(Type Ty, XmmRegister dst, XmmRegister src);
- void psll(Type Ty, XmmRegister dst, const Address &src);
- void psll(Type Ty, XmmRegister dst, const Immediate &src);
-
- void psra(Type Ty, XmmRegister dst, XmmRegister src);
- void psra(Type Ty, XmmRegister dst, const Address &src);
- void psra(Type Ty, XmmRegister dst, const Immediate &src);
- void psrl(Type Ty, XmmRegister dst, XmmRegister src);
- void psrl(Type Ty, XmmRegister dst, const Address &src);
- void psrl(Type Ty, XmmRegister dst, const Immediate &src);
-
- void addps(Type Ty, XmmRegister dst, XmmRegister src);
- void addps(Type Ty, XmmRegister dst, const Address &src);
- void subps(Type Ty, XmmRegister dst, XmmRegister src);
- void subps(Type Ty, XmmRegister dst, const Address &src);
- void divps(Type Ty, XmmRegister dst, XmmRegister src);
- void divps(Type Ty, XmmRegister dst, const Address &src);
- void mulps(Type Ty, XmmRegister dst, XmmRegister src);
- void mulps(Type Ty, XmmRegister dst, const Address &src);
- void minps(XmmRegister dst, XmmRegister src);
- void maxps(XmmRegister dst, XmmRegister src);
- void andps(XmmRegister dst, XmmRegister src);
- void andps(XmmRegister dst, const Address &src);
- void orps(XmmRegister dst, XmmRegister src);
-
- void blendvps(Type Ty, XmmRegister dst, XmmRegister src);
- void blendvps(Type Ty, XmmRegister dst, const Address &src);
- void pblendvb(Type Ty, XmmRegister dst, XmmRegister src);
- void pblendvb(Type Ty, XmmRegister dst, const Address &src);
-
- void cmpps(XmmRegister dst, XmmRegister src, CondX86::CmppsCond CmpCondition);
- void cmpps(XmmRegister dst, const Address &src,
- CondX86::CmppsCond CmpCondition);
-
- void sqrtps(XmmRegister dst);
- void rsqrtps(XmmRegister dst);
- void reciprocalps(XmmRegister dst);
- void movhlps(XmmRegister dst, XmmRegister src);
- void movlhps(XmmRegister dst, XmmRegister src);
- void unpcklps(XmmRegister dst, XmmRegister src);
- void unpckhps(XmmRegister dst, XmmRegister src);
- void unpcklpd(XmmRegister dst, XmmRegister src);
- void unpckhpd(XmmRegister dst, XmmRegister src);
-
- void set1ps(XmmRegister dst, GPRRegister tmp, const Immediate &imm);
- void shufps(XmmRegister dst, XmmRegister src, const Immediate &mask);
-
- void minpd(XmmRegister dst, XmmRegister src);
- void maxpd(XmmRegister dst, XmmRegister src);
- void sqrtpd(XmmRegister dst);
- void shufpd(XmmRegister dst, XmmRegister src, const Immediate &mask);
-
- void pshufd(Type Ty, XmmRegister dst, XmmRegister src, const Immediate &mask);
- void pshufd(Type Ty, XmmRegister dst, const Address &src,
- const Immediate &mask);
- void shufps(Type Ty, XmmRegister dst, XmmRegister src, const Immediate &mask);
- void shufps(Type Ty, XmmRegister dst, const Address &src,
- const Immediate &mask);
-
- void cvtdq2ps(Type, XmmRegister dst, XmmRegister src);
- void cvtdq2ps(Type, XmmRegister dst, const Address &src);
-
- void cvttps2dq(Type, XmmRegister dst, XmmRegister src);
- void cvttps2dq(Type, XmmRegister dst, const Address &src);
-
- void cvtsi2ss(Type DestTy, XmmRegister dst, GPRRegister src);
- void cvtsi2ss(Type DestTy, XmmRegister dst, const Address &src);
-
- void cvtfloat2float(Type SrcTy, XmmRegister dst, XmmRegister src);
- void cvtfloat2float(Type SrcTy, XmmRegister dst, const Address &src);
-
- void cvttss2si(Type SrcTy, GPRRegister dst, XmmRegister src);
- void cvttss2si(Type SrcTy, GPRRegister dst, const Address &src);
-
- void ucomiss(Type Ty, XmmRegister a, XmmRegister b);
- void ucomiss(Type Ty, XmmRegister a, const Address &b);
-
- void movmskpd(GPRRegister dst, XmmRegister src);
- void movmskps(GPRRegister dst, XmmRegister src);
-
- void sqrtss(Type Ty, XmmRegister dst, const Address &src);
- void sqrtss(Type Ty, XmmRegister dst, XmmRegister src);
-
- void xorpd(XmmRegister dst, const Address &src);
- void xorpd(XmmRegister dst, XmmRegister src);
- void xorps(XmmRegister dst, const Address &src);
- void xorps(XmmRegister dst, XmmRegister src);
-
- void andpd(XmmRegister dst, const Address &src);
- void andpd(XmmRegister dst, XmmRegister src);
-
- void orpd(XmmRegister dst, XmmRegister src);
-
- void insertps(Type Ty, XmmRegister dst, XmmRegister src,
- const Immediate &imm);
- void insertps(Type Ty, XmmRegister dst, const Address &src,
- const Immediate &imm);
-
- void pinsr(Type Ty, XmmRegister dst, GPRRegister src, const Immediate &imm);
- void pinsr(Type Ty, XmmRegister dst, const Address &src,
- const Immediate &imm);
-
- void pextr(Type Ty, GPRRegister dst, XmmRegister src, const Immediate &imm);
- void pextr(Type Ty, GPRRegister dst, const Address &src,
- const Immediate &imm);
-
- void pmovsxdq(XmmRegister dst, XmmRegister src);
-
- void pcmpeq(Type Ty, XmmRegister dst, XmmRegister src);
- void pcmpeq(Type Ty, XmmRegister dst, const Address &src);
- void pcmpgt(Type Ty, XmmRegister dst, XmmRegister src);
- void pcmpgt(Type Ty, XmmRegister dst, const Address &src);
-
- enum RoundingMode {
- kRoundToNearest = 0x0,
- kRoundDown = 0x1,
- kRoundUp = 0x2,
- kRoundToZero = 0x3
- };
- void roundsd(XmmRegister dst, XmmRegister src, RoundingMode mode);
-
- void fld(Type Ty, const Address &src);
- void fstp(Type Ty, const Address &dst);
- void fstp(X87STRegister st);
-
- void fnstcw(const Address &dst);
- void fldcw(const Address &src);
-
- void fistpl(const Address &dst);
- void fistps(const Address &dst);
- void fildl(const Address &src);
- void filds(const Address &src);
-
- void fincstp();
-
- void cmp(Type Ty, GPRRegister reg0, GPRRegister reg1);
- void cmp(Type Ty, GPRRegister reg, const Address &address);
- void cmp(Type Ty, GPRRegister reg, const Immediate &imm);
- void cmp(Type Ty, const Address &address, GPRRegister reg);
- void cmp(Type Ty, const Address &address, const Immediate &imm);
-
- void test(Type Ty, GPRRegister reg0, GPRRegister reg1);
- void test(Type Ty, GPRRegister reg, const Immediate &imm);
- void test(Type Ty, const Address &address, GPRRegister reg);
- void test(Type Ty, const Address &address, const Immediate &imm);
-
- void And(Type Ty, GPRRegister dst, GPRRegister src);
- void And(Type Ty, GPRRegister dst, const Address &address);
- void And(Type Ty, GPRRegister dst, const Immediate &imm);
- void And(Type Ty, const Address &address, GPRRegister reg);
- void And(Type Ty, const Address &address, const Immediate &imm);
-
- void Or(Type Ty, GPRRegister dst, GPRRegister src);
- void Or(Type Ty, GPRRegister dst, const Address &address);
- void Or(Type Ty, GPRRegister dst, const Immediate &imm);
- void Or(Type Ty, const Address &address, GPRRegister reg);
- void Or(Type Ty, const Address &address, const Immediate &imm);
-
- void Xor(Type Ty, GPRRegister dst, GPRRegister src);
- void Xor(Type Ty, GPRRegister dst, const Address &address);
- void Xor(Type Ty, GPRRegister dst, const Immediate &imm);
- void Xor(Type Ty, const Address &address, GPRRegister reg);
- void Xor(Type Ty, const Address &address, const Immediate &imm);
-
- void add(Type Ty, GPRRegister dst, GPRRegister src);
- void add(Type Ty, GPRRegister reg, const Address &address);
- void add(Type Ty, GPRRegister reg, const Immediate &imm);
- void add(Type Ty, const Address &address, GPRRegister reg);
- void add(Type Ty, const Address &address, const Immediate &imm);
-
- void adc(Type Ty, GPRRegister dst, GPRRegister src);
- void adc(Type Ty, GPRRegister dst, const Address &address);
- void adc(Type Ty, GPRRegister reg, const Immediate &imm);
- void adc(Type Ty, const Address &address, GPRRegister reg);
- void adc(Type Ty, const Address &address, const Immediate &imm);
-
- void sub(Type Ty, GPRRegister dst, GPRRegister src);
- void sub(Type Ty, GPRRegister reg, const Address &address);
- void sub(Type Ty, GPRRegister reg, const Immediate &imm);
- void sub(Type Ty, const Address &address, GPRRegister reg);
- void sub(Type Ty, const Address &address, const Immediate &imm);
-
- void sbb(Type Ty, GPRRegister dst, GPRRegister src);
- void sbb(Type Ty, GPRRegister reg, const Address &address);
- void sbb(Type Ty, GPRRegister reg, const Immediate &imm);
- void sbb(Type Ty, const Address &address, GPRRegister reg);
- void sbb(Type Ty, const Address &address, const Immediate &imm);
-
- void cbw();
- void cwd();
- void cdq();
-
- void div(Type Ty, GPRRegister reg);
- void div(Type Ty, const Address &address);
-
- void idiv(Type Ty, GPRRegister reg);
- void idiv(Type Ty, const Address &address);
-
- void imul(Type Ty, GPRRegister dst, GPRRegister src);
- void imul(Type Ty, GPRRegister reg, const Immediate &imm);
- void imul(Type Ty, GPRRegister reg, const Address &address);
-
- void imul(Type Ty, GPRRegister reg);
- void imul(Type Ty, const Address &address);
-
- void mul(Type Ty, GPRRegister reg);
- void mul(Type Ty, const Address &address);
-
- void incl(GPRRegister reg);
- void incl(const Address &address);
-
- void decl(GPRRegister reg);
- void decl(const Address &address);
-
- void rol(Type Ty, GPRRegister reg, const Immediate &imm);
- void rol(Type Ty, GPRRegister operand, GPRRegister shifter);
- void rol(Type Ty, const Address &operand, GPRRegister shifter);
-
- void shl(Type Ty, GPRRegister reg, const Immediate &imm);
- void shl(Type Ty, GPRRegister operand, GPRRegister shifter);
- void shl(Type Ty, const Address &operand, GPRRegister shifter);
-
- void shr(Type Ty, GPRRegister reg, const Immediate &imm);
- void shr(Type Ty, GPRRegister operand, GPRRegister shifter);
- void shr(Type Ty, const Address &operand, GPRRegister shifter);
-
- void sar(Type Ty, GPRRegister reg, const Immediate &imm);
- void sar(Type Ty, GPRRegister operand, GPRRegister shifter);
- void sar(Type Ty, const Address &address, GPRRegister shifter);
-
- void shld(Type Ty, GPRRegister dst, GPRRegister src);
- void shld(Type Ty, GPRRegister dst, GPRRegister src, const Immediate &imm);
- void shld(Type Ty, const Address &operand, GPRRegister src);
- void shrd(Type Ty, GPRRegister dst, GPRRegister src);
- void shrd(Type Ty, GPRRegister dst, GPRRegister src, const Immediate &imm);
- void shrd(Type Ty, const Address &dst, GPRRegister src);
-
- void neg(Type Ty, GPRRegister reg);
- void neg(Type Ty, const Address &addr);
- void notl(GPRRegister reg);
-
- void bsf(Type Ty, GPRRegister dst, GPRRegister src);
- void bsf(Type Ty, GPRRegister dst, const Address &src);
- void bsr(Type Ty, GPRRegister dst, GPRRegister src);
- void bsr(Type Ty, GPRRegister dst, const Address &src);
-
- void bswap(Type Ty, GPRRegister reg);
-
- void bt(GPRRegister base, GPRRegister offset);
-
- void ret();
- void ret(const Immediate &imm);
-
- // 'size' indicates size in bytes and must be in the range 1..8.
- void nop(int size = 1);
- void int3();
- void hlt();
- void ud2();
-
- void j(CondX86::BrCond condition, Label *label, bool near = kFarJump);
- void j(CondX86::BrCond condition, const ConstantRelocatable *label);
-
- void jmp(GPRRegister reg);
- void jmp(Label *label, bool near = kFarJump);
- void jmp(const ConstantRelocatable *label);
-
- void mfence();
-
- void lock();
- void cmpxchg(Type Ty, const Address &address, GPRRegister reg, bool Locked);
- void cmpxchg8b(const Address &address, bool Locked);
- void xadd(Type Ty, const Address &address, GPRRegister reg, bool Locked);
- void xchg(Type Ty, const Address &address, GPRRegister reg);
-
- void emitSegmentOverride(uint8_t prefix);
-
- intptr_t preferredLoopAlignment() { return 16; }
- void align(intptr_t alignment, intptr_t offset);
- void bind(Label *label);
-
- intptr_t CodeSize() const { return Buffer.size(); }
-
-private:
- inline void emitUint8(uint8_t value);
- inline void emitInt16(int16_t value);
- inline void emitInt32(int32_t value);
- inline void emitRegisterOperand(int rm, int reg);
- inline void emitXmmRegisterOperand(int rm, XmmRegister reg);
- inline void emitFixup(AssemblerFixup *fixup);
- inline void emitOperandSizeOverride();
-
- void emitOperand(int rm, const Operand &operand);
- void emitImmediate(Type ty, const Immediate &imm);
- void emitComplexI8(int rm, const Operand &operand,
- const Immediate &immediate);
- void emitComplex(Type Ty, int rm, const Operand &operand,
- const Immediate &immediate);
- void emitLabel(Label *label, intptr_t instruction_size);
- void emitLabelLink(Label *label);
- void emitNearLabelLink(Label *label);
-
- void emitGenericShift(int rm, Type Ty, GPRRegister reg, const Immediate &imm);
- void emitGenericShift(int rm, Type Ty, const Operand &operand,
- GPRRegister shifter);
-
- typedef std::vector<Label *> LabelVector;
- // A vector of pool-allocated x86 labels for CFG nodes.
- LabelVector CfgNodeLabels;
- // A vector of pool-allocated x86 labels for Local labels.
- LabelVector LocalLabels;
-
- Label *GetOrCreateLabel(SizeT Number, LabelVector &Labels);
-
- // The arith_int() methods factor out the commonality between the encodings of
- // add(), Or(), adc(), sbb(), And(), sub(), Xor(), and cmp(). The Tag
- // parameter is statically asserted to be less than 8.
- template <uint32_t Tag>
- void arith_int(Type Ty, GPRRegister reg, const Immediate &imm);
-
- template <uint32_t Tag>
- void arith_int(Type Ty, GPRRegister reg0, GPRRegister reg1);
-
- template <uint32_t Tag>
- void arith_int(Type Ty, GPRRegister reg, const Address &address);
-
- template <uint32_t Tag>
- void arith_int(Type Ty, const Address &address, GPRRegister reg);
-
- template <uint32_t Tag>
- void arith_int(Type Ty, const Address &address, const Immediate &imm);
};
-inline void AssemblerX8632::emitUint8(uint8_t value) {
- Buffer.emit<uint8_t>(value);
-}
-
-inline void AssemblerX8632::emitInt16(int16_t value) {
- Buffer.emit<int16_t>(value);
-}
-
-inline void AssemblerX8632::emitInt32(int32_t value) {
- Buffer.emit<int32_t>(value);
-}
-
-inline void AssemblerX8632::emitRegisterOperand(int rm, int reg) {
- assert(rm >= 0 && rm < 8);
- Buffer.emit<uint8_t>(0xC0 + (rm << 3) + reg);
-}
-
-inline void AssemblerX8632::emitXmmRegisterOperand(int rm, XmmRegister reg) {
- emitRegisterOperand(rm, static_cast<GPRRegister>(reg));
-}
-
-inline void AssemblerX8632::emitFixup(AssemblerFixup *fixup) {
- Buffer.emitFixup(fixup);
-}
-
-inline void AssemblerX8632::emitOperandSizeOverride() { emitUint8(0x66); }
-
} // end of namespace X8632
} // end of namespace Ice
« no previous file with comments | « Makefile.standalone ('k') | src/IceAssemblerX8632.cpp » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698