Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(30)

Issues Search
    My Issues | Starred     Open | Closed | All

Unified Diff: src/arm64/assembler-arm64.h

Issue 2812573003: Reland "ARM64: Add NEON support" (Closed)
Patch Set: Add trace directory to gitignore Created 3 years, 8 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 | « DEPS ('k') | src/arm64/assembler-arm64.cc » ('j') | no next file with comments »
Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
Index: src/arm64/assembler-arm64.h
diff --git a/src/arm64/assembler-arm64.h b/src/arm64/assembler-arm64.h
index ea1d94f62817f9db2d2d2aa15ad83430cb2188fa..60921db2ccbb9142efb9946f59be54a404659e07 100644
--- a/src/arm64/assembler-arm64.h
+++ b/src/arm64/assembler-arm64.h
@@ -55,7 +55,9 @@ namespace internal {
#define SIMD128_REGISTERS(V) \
V(q0) V(q1) V(q2) V(q3) V(q4) V(q5) V(q6) V(q7) \
- V(q8) V(q9) V(q10) V(q11) V(q12) V(q13) V(q14) V(q15)
+ V(q8) V(q9) V(q10) V(q11) V(q12) V(q13) V(q14) V(q15) \
+ V(q16) V(q17) V(q18) V(q19) V(q20) V(q21) V(q22) V(q23) \
+ V(q24) V(q25) V(q26) V(q27) V(q28) V(q29) V(q30) V(q31)
#define ALLOCATABLE_DOUBLE_REGISTERS(R) \
R(d0) R(d1) R(d2) R(d3) R(d4) R(d5) R(d6) R(d7) \
@@ -67,11 +69,10 @@ namespace internal {
constexpr int kRegListSizeInBits = sizeof(RegList) * kBitsPerByte;
static const int kNoCodeAgeSequenceLength = 5 * kInstructionSize;
-// Some CPURegister methods can return Register and FPRegister types, so we
+// Some CPURegister methods can return Register and VRegister types, so we
// need to declare them in advance.
struct Register;
-struct FPRegister;
-
+struct VRegister;
struct CPURegister {
enum Code {
@@ -87,17 +88,22 @@ struct CPURegister {
// which are always zero-initialized before any constructors are called.
kInvalid = 0,
kRegister,
- kFPRegister,
+ kVRegister,
kNoRegister
};
constexpr CPURegister() : CPURegister(0, 0, CPURegister::kNoRegister) {}
- constexpr CPURegister(int reg_code, int reg_size, RegisterType reg_type)
- : reg_code(reg_code), reg_size(reg_size), reg_type(reg_type) {}
+ constexpr CPURegister(int reg_code, int reg_size, RegisterType reg_type,
+ int lane_count = 1)
+ : reg_code(reg_code),
+ reg_size(reg_size),
+ reg_type(reg_type),
+ lane_count(lane_count) {}
- static CPURegister Create(int code, int size, RegisterType type) {
- CPURegister r = {code, size, type};
+ static CPURegister Create(int reg_code, int reg_size, RegisterType reg_type,
+ int lane_count = 1) {
+ CPURegister r = {reg_code, reg_size, reg_type, lane_count};
return r;
}
@@ -106,12 +112,15 @@ struct CPURegister {
RegList Bit() const;
int SizeInBits() const;
int SizeInBytes() const;
+ bool Is8Bits() const;
+ bool Is16Bits() const;
bool Is32Bits() const;
bool Is64Bits() const;
+ bool Is128Bits() const;
bool IsValid() const;
bool IsValidOrNone() const;
bool IsValidRegister() const;
- bool IsValidFPRegister() const;
+ bool IsValidVRegister() const;
bool IsNone() const;
bool Is(const CPURegister& other) const;
bool Aliases(const CPURegister& other) const;
@@ -120,12 +129,34 @@ struct CPURegister {
bool IsSP() const;
bool IsRegister() const;
- bool IsFPRegister() const;
+ bool IsVRegister() const;
+
+ bool IsFPRegister() const { return IsS() || IsD(); }
+
+ bool IsW() const { return IsValidRegister() && Is32Bits(); }
+ bool IsX() const { return IsValidRegister() && Is64Bits(); }
+
+ // These assertions ensure that the size and type of the register are as
+ // described. They do not consider the number of lanes that make up a vector.
+ // So, for example, Is8B() implies IsD(), and Is1D() implies IsD, but IsD()
+ // does not imply Is1D() or Is8B().
+ // Check the number of lanes, ie. the format of the vector, using methods such
+ // as Is8B(), Is1D(), etc. in the VRegister class.
+ bool IsV() const { return IsVRegister(); }
+ bool IsB() const { return IsV() && Is8Bits(); }
+ bool IsH() const { return IsV() && Is16Bits(); }
+ bool IsS() const { return IsV() && Is32Bits(); }
+ bool IsD() const { return IsV() && Is64Bits(); }
+ bool IsQ() const { return IsV() && Is128Bits(); }
Register X() const;
Register W() const;
- FPRegister D() const;
- FPRegister S() const;
+ VRegister V() const;
+ VRegister B() const;
+ VRegister H() const;
+ VRegister D() const;
+ VRegister S() const;
+ VRegister Q() const;
bool IsSameSizeAndType(const CPURegister& other) const;
@@ -136,6 +167,7 @@ struct CPURegister {
int reg_code;
int reg_size;
RegisterType reg_type;
+ int lane_count;
};
@@ -190,7 +222,7 @@ struct Register : public CPURegister {
constexpr bool kSimpleFPAliasing = true;
constexpr bool kSimdMaskRegisters = false;
-struct FPRegister : public CPURegister {
+struct VRegister : public CPURegister {
enum Code {
#define REGISTER_CODE(R) kCode_##R,
DOUBLE_REGISTERS(REGISTER_CODE)
@@ -199,41 +231,123 @@ struct FPRegister : public CPURegister {
kCode_no_reg = -1
};
- static FPRegister Create(int code, int size) {
- return FPRegister(
- CPURegister::Create(code, size, CPURegister::kFPRegister));
+ static VRegister Create(int reg_code, int reg_size, int lane_count = 1) {
+ DCHECK(base::bits::IsPowerOfTwo32(lane_count) && (lane_count <= 16));
+ VRegister v(CPURegister::Create(reg_code, reg_size, CPURegister::kVRegister,
+ lane_count));
+ DCHECK(v.IsValidVRegister());
+ return v;
+ }
+
+ static VRegister Create(int reg_code, VectorFormat format) {
+ int reg_size = RegisterSizeInBitsFromFormat(format);
+ int reg_count = IsVectorFormat(format) ? LaneCountFromFormat(format) : 1;
+ return VRegister::Create(reg_code, reg_size, reg_count);
}
- constexpr FPRegister() : CPURegister() {}
+ constexpr VRegister() : CPURegister() {}
- constexpr explicit FPRegister(const CPURegister& r) : CPURegister(r) {}
+ constexpr explicit VRegister(const CPURegister& r) : CPURegister(r) {}
bool IsValid() const {
- DCHECK(IsFPRegister() || IsNone());
- return IsValidFPRegister();
+ DCHECK(IsVRegister() || IsNone());
+ return IsValidVRegister();
+ }
+
+ static VRegister BRegFromCode(unsigned code);
+ static VRegister HRegFromCode(unsigned code);
+ static VRegister SRegFromCode(unsigned code);
+ static VRegister DRegFromCode(unsigned code);
+ static VRegister QRegFromCode(unsigned code);
+ static VRegister VRegFromCode(unsigned code);
+
+ VRegister V8B() const {
+ return VRegister::Create(code(), kDRegSizeInBits, 8);
+ }
+ VRegister V16B() const {
+ return VRegister::Create(code(), kQRegSizeInBits, 16);
+ }
+ VRegister V4H() const {
+ return VRegister::Create(code(), kDRegSizeInBits, 4);
+ }
+ VRegister V8H() const {
+ return VRegister::Create(code(), kQRegSizeInBits, 8);
+ }
+ VRegister V2S() const {
+ return VRegister::Create(code(), kDRegSizeInBits, 2);
+ }
+ VRegister V4S() const {
+ return VRegister::Create(code(), kQRegSizeInBits, 4);
+ }
+ VRegister V2D() const {
+ return VRegister::Create(code(), kQRegSizeInBits, 2);
+ }
+ VRegister V1D() const {
+ return VRegister::Create(code(), kDRegSizeInBits, 1);
}
- static FPRegister SRegFromCode(unsigned code);
- static FPRegister DRegFromCode(unsigned code);
+ bool Is8B() const { return (Is64Bits() && (lane_count == 8)); }
+ bool Is16B() const { return (Is128Bits() && (lane_count == 16)); }
+ bool Is4H() const { return (Is64Bits() && (lane_count == 4)); }
+ bool Is8H() const { return (Is128Bits() && (lane_count == 8)); }
+ bool Is2S() const { return (Is64Bits() && (lane_count == 2)); }
+ bool Is4S() const { return (Is128Bits() && (lane_count == 4)); }
+ bool Is1D() const { return (Is64Bits() && (lane_count == 1)); }
+ bool Is2D() const { return (Is128Bits() && (lane_count == 2)); }
+
+ // For consistency, we assert the number of lanes of these scalar registers,
+ // even though there are no vectors of equivalent total size with which they
+ // could alias.
+ bool Is1B() const {
+ DCHECK(!(Is8Bits() && IsVector()));
+ return Is8Bits();
+ }
+ bool Is1H() const {
+ DCHECK(!(Is16Bits() && IsVector()));
+ return Is16Bits();
+ }
+ bool Is1S() const {
+ DCHECK(!(Is32Bits() && IsVector()));
+ return Is32Bits();
+ }
+
+ bool IsLaneSizeB() const { return LaneSizeInBits() == kBRegSizeInBits; }
+ bool IsLaneSizeH() const { return LaneSizeInBits() == kHRegSizeInBits; }
+ bool IsLaneSizeS() const { return LaneSizeInBits() == kSRegSizeInBits; }
+ bool IsLaneSizeD() const { return LaneSizeInBits() == kDRegSizeInBits; }
+
+ bool IsScalar() const { return lane_count == 1; }
+ bool IsVector() const { return lane_count > 1; }
+
+ bool IsSameFormat(const VRegister& other) const {
+ return (reg_size == other.reg_size) && (lane_count == other.lane_count);
+ }
+
+ int LaneCount() const { return lane_count; }
+
+ unsigned LaneSizeInBytes() const { return SizeInBytes() / lane_count; }
+
+ unsigned LaneSizeInBits() const { return LaneSizeInBytes() * 8; }
// Start of V8 compatibility section ---------------------
- static constexpr int kMaxNumRegisters = kNumberOfFPRegisters;
+ static constexpr int kMaxNumRegisters = kNumberOfVRegisters;
STATIC_ASSERT(kMaxNumRegisters == Code::kAfterLast);
- // Crankshaft can use all the FP registers except:
+ // Crankshaft can use all the V registers except:
// - d15 which is used to keep the 0 double value
// - d30 which is used in crankshaft as a double scratch register
// - d31 which is used in the MacroAssembler as a double scratch register
- static FPRegister from_code(int code) {
+ static VRegister from_code(int code) {
// Always return a D register.
- return FPRegister::Create(code, kDRegSizeInBits);
+ return VRegister::Create(code, kDRegSizeInBits);
}
// End of V8 compatibility section -----------------------
};
-
-STATIC_ASSERT(sizeof(CPURegister) == sizeof(Register));
-STATIC_ASSERT(sizeof(CPURegister) == sizeof(FPRegister));
+static_assert(sizeof(CPURegister) == sizeof(Register),
+ "CPURegister must be same size as Register");
+static_assert(sizeof(CPURegister) == sizeof(VRegister),
+ "CPURegister must be same size as VRegister");
#define DEFINE_REGISTER(register_class, name, code, size, type) \
constexpr register_class name { CPURegister(code, size, type) }
@@ -241,10 +355,10 @@ STATIC_ASSERT(sizeof(CPURegister) == sizeof(FPRegister));
constexpr register_class alias = name
// No*Reg is used to indicate an unused argument, or an error case. Note that
-// these all compare equal (using the Is() method). The Register and FPRegister
+// these all compare equal (using the Is() method). The Register and VRegister
// variants are provided for convenience.
DEFINE_REGISTER(Register, NoReg, 0, 0, CPURegister::kNoRegister);
-DEFINE_REGISTER(FPRegister, NoFPReg, 0, 0, CPURegister::kNoRegister);
+DEFINE_REGISTER(VRegister, NoVReg, 0, 0, CPURegister::kNoRegister);
DEFINE_REGISTER(CPURegister, NoCPUReg, 0, 0, CPURegister::kNoRegister);
// v8 compatibility.
@@ -261,17 +375,25 @@ DEFINE_REGISTER(Register, wcsp, kSPRegInternalCode, kWRegSizeInBits,
DEFINE_REGISTER(Register, csp, kSPRegInternalCode, kXRegSizeInBits,
CPURegister::kRegister);
-#define DEFINE_FPREGISTERS(N) \
- DEFINE_REGISTER(FPRegister, s##N, N, kSRegSizeInBits, \
- CPURegister::kFPRegister); \
- DEFINE_REGISTER(FPRegister, d##N, N, kDRegSizeInBits, \
- CPURegister::kFPRegister);
-GENERAL_REGISTER_CODE_LIST(DEFINE_FPREGISTERS)
-#undef DEFINE_FPREGISTERS
+#define DEFINE_VREGISTERS(N) \
+ DEFINE_REGISTER(VRegister, b##N, N, kBRegSizeInBits, \
+ CPURegister::kVRegister); \
+ DEFINE_REGISTER(VRegister, h##N, N, kHRegSizeInBits, \
+ CPURegister::kVRegister); \
+ DEFINE_REGISTER(VRegister, s##N, N, kSRegSizeInBits, \
+ CPURegister::kVRegister); \
+ DEFINE_REGISTER(VRegister, d##N, N, kDRegSizeInBits, \
+ CPURegister::kVRegister); \
+ DEFINE_REGISTER(VRegister, q##N, N, kQRegSizeInBits, \
+ CPURegister::kVRegister); \
+ DEFINE_REGISTER(VRegister, v##N, N, kQRegSizeInBits, CPURegister::kVRegister);
+GENERAL_REGISTER_CODE_LIST(DEFINE_VREGISTERS)
+#undef DEFINE_VREGISTERS
#undef DEFINE_REGISTER
// Registers aliases.
+ALIAS_REGISTER(VRegister, v8_, v8); // Avoid conflicts with namespace v8.
ALIAS_REGISTER(Register, ip0, x16);
ALIAS_REGISTER(Register, ip1, x17);
ALIAS_REGISTER(Register, wip0, w16);
@@ -294,13 +416,13 @@ ALIAS_REGISTER(Register, xzr, x31);
ALIAS_REGISTER(Register, wzr, w31);
// Keeps the 0 double value.
-ALIAS_REGISTER(FPRegister, fp_zero, d15);
+ALIAS_REGISTER(VRegister, fp_zero, d15);
// Crankshaft double scratch register.
-ALIAS_REGISTER(FPRegister, crankshaft_fp_scratch, d29);
+ALIAS_REGISTER(VRegister, crankshaft_fp_scratch, d29);
// MacroAssembler double scratch registers.
-ALIAS_REGISTER(FPRegister, fp_scratch, d30);
-ALIAS_REGISTER(FPRegister, fp_scratch1, d30);
-ALIAS_REGISTER(FPRegister, fp_scratch2, d31);
+ALIAS_REGISTER(VRegister, fp_scratch, d30);
+ALIAS_REGISTER(VRegister, fp_scratch1, d30);
+ALIAS_REGISTER(VRegister, fp_scratch2, d31);
#undef ALIAS_REGISTER
@@ -335,11 +457,24 @@ bool AreSameSizeAndType(const CPURegister& reg1,
const CPURegister& reg7 = NoCPUReg,
const CPURegister& reg8 = NoCPUReg);
-typedef FPRegister FloatRegister;
-typedef FPRegister DoubleRegister;
-
-// TODO(arm64) Define SIMD registers.
-typedef FPRegister Simd128Register;
+// AreSameFormat returns true if all of the specified VRegisters have the same
+// vector format. Arguments set to NoVReg are ignored, as are any subsequent
+// arguments. At least one argument (reg1) must be valid (not NoVReg).
+bool AreSameFormat(const VRegister& reg1, const VRegister& reg2,
+ const VRegister& reg3 = NoVReg,
+ const VRegister& reg4 = NoVReg);
+
+// AreConsecutive returns true if all of the specified VRegisters are
+// consecutive in the register file. Arguments may be set to NoVReg, and if so,
+// subsequent arguments must also be NoVReg. At least one argument (reg1) must
+// be valid (not NoVReg).
+bool AreConsecutive(const VRegister& reg1, const VRegister& reg2,
+ const VRegister& reg3 = NoVReg,
+ const VRegister& reg4 = NoVReg);
+
+typedef VRegister FloatRegister;
+typedef VRegister DoubleRegister;
+typedef VRegister Simd128Register;
// -----------------------------------------------------------------------------
// Lists of registers.
@@ -363,10 +498,10 @@ class CPURegList {
CPURegList(CPURegister::RegisterType type, int size, int first_reg,
int last_reg)
: size_(size), type_(type) {
- DCHECK(((type == CPURegister::kRegister) &&
- (last_reg < kNumberOfRegisters)) ||
- ((type == CPURegister::kFPRegister) &&
- (last_reg < kNumberOfFPRegisters)));
+ DCHECK(
+ ((type == CPURegister::kRegister) && (last_reg < kNumberOfRegisters)) ||
+ ((type == CPURegister::kVRegister) &&
+ (last_reg < kNumberOfVRegisters)));
DCHECK(last_reg >= first_reg);
list_ = (1UL << (last_reg + 1)) - 1;
list_ &= ~((1UL << first_reg) - 1);
@@ -419,11 +554,13 @@ class CPURegList {
// AAPCS64 callee-saved registers.
static CPURegList GetCalleeSaved(int size = kXRegSizeInBits);
- static CPURegList GetCalleeSavedFP(int size = kDRegSizeInBits);
+ static CPURegList GetCalleeSavedV(int size = kDRegSizeInBits);
// AAPCS64 caller-saved registers. Note that this includes lr.
+ // TODO(all): Determine how we handle d8-d15 being callee-saved, but the top
+ // 64-bits being caller-saved.
static CPURegList GetCallerSaved(int size = kXRegSizeInBits);
- static CPURegList GetCallerSavedFP(int size = kDRegSizeInBits);
+ static CPURegList GetCallerSavedV(int size = kDRegSizeInBits);
// Registers saved as safepoints.
static CPURegList GetSafepointSavedRegisters();
@@ -474,12 +611,12 @@ class CPURegList {
bool IsValid() const {
const RegList kValidRegisters = 0x8000000ffffffff;
- const RegList kValidFPRegisters = 0x0000000ffffffff;
+ const RegList kValidVRegisters = 0x0000000ffffffff;
switch (type_) {
case CPURegister::kRegister:
return (list_ & kValidRegisters) == list_;
- case CPURegister::kFPRegister:
- return (list_ & kValidFPRegisters) == list_;
+ case CPURegister::kVRegister:
+ return (list_ & kValidVRegisters) == list_;
case CPURegister::kNoRegister:
return list_ == 0;
default:
@@ -492,12 +629,11 @@ class CPURegList {
// AAPCS64 callee-saved registers.
#define kCalleeSaved CPURegList::GetCalleeSaved()
-#define kCalleeSavedFP CPURegList::GetCalleeSavedFP()
-
+#define kCalleeSavedV CPURegList::GetCalleeSavedV()
// AAPCS64 caller-saved registers. Note that this includes lr.
#define kCallerSaved CPURegList::GetCallerSaved()
-#define kCallerSavedFP CPURegList::GetCallerSavedFP()
+#define kCallerSavedV CPURegList::GetCallerSavedV()
// -----------------------------------------------------------------------------
// Immediates.
@@ -1064,9 +1200,101 @@ class Assembler : public AssemblerBase {
const Register& rn,
const Operand& operand);
+ // Bitwise and.
+ void and_(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Bit clear immediate.
+ void bic(const VRegister& vd, const int imm8, const int left_shift = 0);
+
+ // Bit clear.
+ void bic(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Bitwise insert if false.
+ void bif(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Bitwise insert if true.
+ void bit(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Bitwise select.
+ void bsl(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Polynomial multiply.
+ void pmul(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Vector move immediate.
+ void movi(const VRegister& vd, const uint64_t imm, Shift shift = LSL,
+ const int shift_amount = 0);
+
+ // Bitwise not.
+ void mvn(const VRegister& vd, const VRegister& vn);
+
+ // Vector move inverted immediate.
+ void mvni(const VRegister& vd, const int imm8, Shift shift = LSL,
+ const int shift_amount = 0);
+
+ // Signed saturating accumulate of unsigned value.
+ void suqadd(const VRegister& vd, const VRegister& vn);
+
+ // Unsigned saturating accumulate of signed value.
+ void usqadd(const VRegister& vd, const VRegister& vn);
+
+ // Absolute value.
+ void abs(const VRegister& vd, const VRegister& vn);
+
+ // Signed saturating absolute value.
+ void sqabs(const VRegister& vd, const VRegister& vn);
+
+ // Negate.
+ void neg(const VRegister& vd, const VRegister& vn);
+
+ // Signed saturating negate.
+ void sqneg(const VRegister& vd, const VRegister& vn);
+
+ // Bitwise not.
+ void not_(const VRegister& vd, const VRegister& vn);
+
+ // Extract narrow.
+ void xtn(const VRegister& vd, const VRegister& vn);
+
+ // Extract narrow (second part).
+ void xtn2(const VRegister& vd, const VRegister& vn);
+
+ // Signed saturating extract narrow.
+ void sqxtn(const VRegister& vd, const VRegister& vn);
+
+ // Signed saturating extract narrow (second part).
+ void sqxtn2(const VRegister& vd, const VRegister& vn);
+
+ // Unsigned saturating extract narrow.
+ void uqxtn(const VRegister& vd, const VRegister& vn);
+
+ // Unsigned saturating extract narrow (second part).
+ void uqxtn2(const VRegister& vd, const VRegister& vn);
+
+ // Signed saturating extract unsigned narrow.
+ void sqxtun(const VRegister& vd, const VRegister& vn);
+
+ // Signed saturating extract unsigned narrow (second part).
+ void sqxtun2(const VRegister& vd, const VRegister& vn);
+
+ // Move register to register.
+ void mov(const VRegister& vd, const VRegister& vn);
+
+ // Bitwise not or.
+ void orn(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Bitwise exclusive or.
+ void eor(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
// Bitwise or (A | B).
void orr(const Register& rd, const Register& rn, const Operand& operand);
+ // Bitwise or.
+ void orr(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Bitwise or immediate.
+ void orr(const VRegister& vd, const int imm8, const int left_shift = 0);
+
// Bitwise nor (A | ~B).
void orn(const Register& rd, const Register& rn, const Operand& operand);
@@ -1473,147 +1701,1080 @@ class Assembler : public AssemblerBase {
mov(Register::XRegFromCode(n), Register::XRegFromCode(n));
}
+ // Add.
+ void add(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned halving add.
+ void uhadd(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Subtract.
+ void sub(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed halving add.
+ void shadd(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Multiply by scalar element.
+ void mul(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ int vm_index);
+
+ // Multiply-add by scalar element.
+ void mla(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ int vm_index);
+
+ // Multiply-subtract by scalar element.
+ void mls(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ int vm_index);
+
+ // Signed long multiply-add by scalar element.
+ void smlal(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ int vm_index);
+
+ // Signed long multiply-add by scalar element (second part).
+ void smlal2(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ int vm_index);
+
+ // Unsigned long multiply-add by scalar element.
+ void umlal(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ int vm_index);
+
+ // Unsigned long multiply-add by scalar element (second part).
+ void umlal2(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ int vm_index);
+
+ // Signed long multiply-sub by scalar element.
+ void smlsl(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ int vm_index);
+
+ // Signed long multiply-sub by scalar element (second part).
+ void smlsl2(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ int vm_index);
+
+ // Unsigned long multiply-sub by scalar element.
+ void umlsl(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ int vm_index);
+
+ // Unsigned long multiply-sub by scalar element (second part).
+ void umlsl2(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ int vm_index);
+
+ // Signed long multiply by scalar element.
+ void smull(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ int vm_index);
+
+ // Signed long multiply by scalar element (second part).
+ void smull2(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ int vm_index);
+
+ // Unsigned long multiply by scalar element.
+ void umull(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ int vm_index);
+
+ // Unsigned long multiply by scalar element (second part).
+ void umull2(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ int vm_index);
+
+ // Add narrow returning high half.
+ void addhn(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Add narrow returning high half (second part).
+ void addhn2(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed saturating double long multiply by element.
+ void sqdmull(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ int vm_index);
+
+ // Signed saturating double long multiply by element (second part).
+ void sqdmull2(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ int vm_index);
+
+ // Signed saturating doubling long multiply-add by element.
+ void sqdmlal(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ int vm_index);
+
+ // Signed saturating doubling long multiply-add by element (second part).
+ void sqdmlal2(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ int vm_index);
+
+ // Signed saturating doubling long multiply-sub by element.
+ void sqdmlsl(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ int vm_index);
+
+ // Signed saturating doubling long multiply-sub by element (second part).
+ void sqdmlsl2(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ int vm_index);
+
+ // Compare bitwise to zero.
+ void cmeq(const VRegister& vd, const VRegister& vn, int value);
+
+ // Compare signed greater than or equal to zero.
+ void cmge(const VRegister& vd, const VRegister& vn, int value);
+
+ // Compare signed greater than zero.
+ void cmgt(const VRegister& vd, const VRegister& vn, int value);
+
+ // Compare signed less than or equal to zero.
+ void cmle(const VRegister& vd, const VRegister& vn, int value);
+
+ // Compare signed less than zero.
+ void cmlt(const VRegister& vd, const VRegister& vn, int value);
+
+ // Unsigned rounding halving add.
+ void urhadd(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Compare equal.
+ void cmeq(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Compare signed greater than or equal.
+ void cmge(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Compare signed greater than.
+ void cmgt(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Compare unsigned higher.
+ void cmhi(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Compare unsigned higher or same.
+ void cmhs(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Compare bitwise test bits nonzero.
+ void cmtst(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed shift left by register.
+ void sshl(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned shift left by register.
+ void ushl(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed saturating doubling long multiply-subtract.
+ void sqdmlsl(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed saturating doubling long multiply-subtract (second part).
+ void sqdmlsl2(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed saturating doubling long multiply.
+ void sqdmull(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed saturating doubling long multiply (second part).
+ void sqdmull2(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed saturating doubling multiply returning high half.
+ void sqdmulh(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed saturating rounding doubling multiply returning high half.
+ void sqrdmulh(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed saturating doubling multiply element returning high half.
+ void sqdmulh(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ int vm_index);
+
+ // Signed saturating rounding doubling multiply element returning high half.
+ void sqrdmulh(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ int vm_index);
+
+ // Unsigned long multiply long.
+ void umull(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned long multiply (second part).
+ void umull2(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Rounding add narrow returning high half.
+ void raddhn(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Subtract narrow returning high half.
+ void subhn(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Subtract narrow returning high half (second part).
+ void subhn2(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Rounding add narrow returning high half (second part).
+ void raddhn2(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Rounding subtract narrow returning high half.
+ void rsubhn(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Rounding subtract narrow returning high half (second part).
+ void rsubhn2(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed saturating shift left by register.
+ void sqshl(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned saturating shift left by register.
+ void uqshl(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed rounding shift left by register.
+ void srshl(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned rounding shift left by register.
+ void urshl(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed saturating rounding shift left by register.
+ void sqrshl(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned saturating rounding shift left by register.
+ void uqrshl(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed absolute difference.
+ void sabd(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned absolute difference and accumulate.
+ void uaba(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Shift left by immediate and insert.
+ void sli(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Shift right by immediate and insert.
+ void sri(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Signed maximum.
+ void smax(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed pairwise maximum.
+ void smaxp(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Add across vector.
+ void addv(const VRegister& vd, const VRegister& vn);
+
+ // Signed add long across vector.
+ void saddlv(const VRegister& vd, const VRegister& vn);
+
+ // Unsigned add long across vector.
+ void uaddlv(const VRegister& vd, const VRegister& vn);
+
+ // FP maximum number across vector.
+ void fmaxnmv(const VRegister& vd, const VRegister& vn);
+
+ // FP maximum across vector.
+ void fmaxv(const VRegister& vd, const VRegister& vn);
+
+ // FP minimum number across vector.
+ void fminnmv(const VRegister& vd, const VRegister& vn);
+
+ // FP minimum across vector.
+ void fminv(const VRegister& vd, const VRegister& vn);
+
+ // Signed maximum across vector.
+ void smaxv(const VRegister& vd, const VRegister& vn);
+
+ // Signed minimum.
+ void smin(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed minimum pairwise.
+ void sminp(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed minimum across vector.
+ void sminv(const VRegister& vd, const VRegister& vn);
+
+ // One-element structure store from one register.
+ void st1(const VRegister& vt, const MemOperand& src);
+
+ // One-element structure store from two registers.
+ void st1(const VRegister& vt, const VRegister& vt2, const MemOperand& src);
+
+ // One-element structure store from three registers.
+ void st1(const VRegister& vt, const VRegister& vt2, const VRegister& vt3,
+ const MemOperand& src);
+
+ // One-element structure store from four registers.
+ void st1(const VRegister& vt, const VRegister& vt2, const VRegister& vt3,
+ const VRegister& vt4, const MemOperand& src);
+
+ // One-element single structure store from one lane.
+ void st1(const VRegister& vt, int lane, const MemOperand& src);
+
+ // Two-element structure store from two registers.
+ void st2(const VRegister& vt, const VRegister& vt2, const MemOperand& src);
+
+ // Two-element single structure store from two lanes.
+ void st2(const VRegister& vt, const VRegister& vt2, int lane,
+ const MemOperand& src);
+
+ // Three-element structure store from three registers.
+ void st3(const VRegister& vt, const VRegister& vt2, const VRegister& vt3,
+ const MemOperand& src);
+
+ // Three-element single structure store from three lanes.
+ void st3(const VRegister& vt, const VRegister& vt2, const VRegister& vt3,
+ int lane, const MemOperand& src);
+
+ // Four-element structure store from four registers.
+ void st4(const VRegister& vt, const VRegister& vt2, const VRegister& vt3,
+ const VRegister& vt4, const MemOperand& src);
+
+ // Four-element single structure store from four lanes.
+ void st4(const VRegister& vt, const VRegister& vt2, const VRegister& vt3,
+ const VRegister& vt4, int lane, const MemOperand& src);
+
+ // Unsigned add long.
+ void uaddl(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned add long (second part).
+ void uaddl2(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned add wide.
+ void uaddw(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned add wide (second part).
+ void uaddw2(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed add long.
+ void saddl(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed add long (second part).
+ void saddl2(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed add wide.
+ void saddw(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed add wide (second part).
+ void saddw2(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned subtract long.
+ void usubl(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned subtract long (second part).
+ void usubl2(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned subtract wide.
+ void usubw(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed subtract long.
+ void ssubl(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed subtract long (second part).
+ void ssubl2(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed integer subtract wide.
+ void ssubw(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed integer subtract wide (second part).
+ void ssubw2(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned subtract wide (second part).
+ void usubw2(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned maximum.
+ void umax(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned pairwise maximum.
+ void umaxp(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned maximum across vector.
+ void umaxv(const VRegister& vd, const VRegister& vn);
+
+ // Unsigned minimum.
+ void umin(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned pairwise minimum.
+ void uminp(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned minimum across vector.
+ void uminv(const VRegister& vd, const VRegister& vn);
+
+ // Transpose vectors (primary).
+ void trn1(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Transpose vectors (secondary).
+ void trn2(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unzip vectors (primary).
+ void uzp1(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unzip vectors (secondary).
+ void uzp2(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Zip vectors (primary).
+ void zip1(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Zip vectors (secondary).
+ void zip2(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed shift right by immediate.
+ void sshr(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Unsigned shift right by immediate.
+ void ushr(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Signed rounding shift right by immediate.
+ void srshr(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Unsigned rounding shift right by immediate.
+ void urshr(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Signed shift right by immediate and accumulate.
+ void ssra(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Unsigned shift right by immediate and accumulate.
+ void usra(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Signed rounding shift right by immediate and accumulate.
+ void srsra(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Unsigned rounding shift right by immediate and accumulate.
+ void ursra(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Shift right narrow by immediate.
+ void shrn(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Shift right narrow by immediate (second part).
+ void shrn2(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Rounding shift right narrow by immediate.
+ void rshrn(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Rounding shift right narrow by immediate (second part).
+ void rshrn2(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Unsigned saturating shift right narrow by immediate.
+ void uqshrn(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Unsigned saturating shift right narrow by immediate (second part).
+ void uqshrn2(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Unsigned saturating rounding shift right narrow by immediate.
+ void uqrshrn(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Unsigned saturating rounding shift right narrow by immediate (second part).
+ void uqrshrn2(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Signed saturating shift right narrow by immediate.
+ void sqshrn(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Signed saturating shift right narrow by immediate (second part).
+ void sqshrn2(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Signed saturating rounded shift right narrow by immediate.
+ void sqrshrn(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Signed saturating rounded shift right narrow by immediate (second part).
+ void sqrshrn2(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Signed saturating shift right unsigned narrow by immediate.
+ void sqshrun(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Signed saturating shift right unsigned narrow by immediate (second part).
+ void sqshrun2(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Signed sat rounded shift right unsigned narrow by immediate.
+ void sqrshrun(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Signed sat rounded shift right unsigned narrow by immediate (second part).
+ void sqrshrun2(const VRegister& vd, const VRegister& vn, int shift);
+
+ // FP reciprocal step.
+ void frecps(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // FP reciprocal estimate.
+ void frecpe(const VRegister& vd, const VRegister& vn);
+
+ // FP reciprocal square root estimate.
+ void frsqrte(const VRegister& vd, const VRegister& vn);
+
+ // FP reciprocal square root step.
+ void frsqrts(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed absolute difference and accumulate long.
+ void sabal(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed absolute difference and accumulate long (second part).
+ void sabal2(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned absolute difference and accumulate long.
+ void uabal(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned absolute difference and accumulate long (second part).
+ void uabal2(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed absolute difference long.
+ void sabdl(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed absolute difference long (second part).
+ void sabdl2(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned absolute difference long.
+ void uabdl(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned absolute difference long (second part).
+ void uabdl2(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Polynomial multiply long.
+ void pmull(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Polynomial multiply long (second part).
+ void pmull2(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed long multiply-add.
+ void smlal(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed long multiply-add (second part).
+ void smlal2(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned long multiply-add.
+ void umlal(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned long multiply-add (second part).
+ void umlal2(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed long multiply-sub.
+ void smlsl(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed long multiply-sub (second part).
+ void smlsl2(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned long multiply-sub.
+ void umlsl(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned long multiply-sub (second part).
+ void umlsl2(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed long multiply.
+ void smull(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed long multiply (second part).
+ void smull2(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed saturating doubling long multiply-add.
+ void sqdmlal(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed saturating doubling long multiply-add (second part).
+ void sqdmlal2(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned absolute difference.
+ void uabd(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed absolute difference and accumulate.
+ void saba(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
// FP instructions.
// Move immediate to FP register.
- void fmov(FPRegister fd, double imm);
- void fmov(FPRegister fd, float imm);
+ void fmov(const VRegister& fd, double imm);
+ void fmov(const VRegister& fd, float imm);
// Move FP register to register.
- void fmov(Register rd, FPRegister fn);
+ void fmov(const Register& rd, const VRegister& fn);
// Move register to FP register.
- void fmov(FPRegister fd, Register rn);
+ void fmov(const VRegister& fd, const Register& rn);
// Move FP register to FP register.
- void fmov(FPRegister fd, FPRegister fn);
+ void fmov(const VRegister& fd, const VRegister& fn);
+
+ // Move 64-bit register to top half of 128-bit FP register.
+ void fmov(const VRegister& vd, int index, const Register& rn);
+
+ // Move top half of 128-bit FP register to 64-bit register.
+ void fmov(const Register& rd, const VRegister& vn, int index);
// FP add.
- void fadd(const FPRegister& fd, const FPRegister& fn, const FPRegister& fm);
+ void fadd(const VRegister& vd, const VRegister& vn, const VRegister& vm);
// FP subtract.
- void fsub(const FPRegister& fd, const FPRegister& fn, const FPRegister& fm);
+ void fsub(const VRegister& vd, const VRegister& vn, const VRegister& vm);
// FP multiply.
- void fmul(const FPRegister& fd, const FPRegister& fn, const FPRegister& fm);
-
- // FP fused multiply and add.
- void fmadd(const FPRegister& fd,
- const FPRegister& fn,
- const FPRegister& fm,
- const FPRegister& fa);
-
- // FP fused multiply and subtract.
- void fmsub(const FPRegister& fd,
- const FPRegister& fn,
- const FPRegister& fm,
- const FPRegister& fa);
-
- // FP fused multiply, add and negate.
- void fnmadd(const FPRegister& fd,
- const FPRegister& fn,
- const FPRegister& fm,
- const FPRegister& fa);
-
- // FP fused multiply, subtract and negate.
- void fnmsub(const FPRegister& fd,
- const FPRegister& fn,
- const FPRegister& fm,
- const FPRegister& fa);
+ void fmul(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // FP compare equal to zero.
+ void fcmeq(const VRegister& vd, const VRegister& vn, double imm);
+
+ // FP greater than zero.
+ void fcmgt(const VRegister& vd, const VRegister& vn, double imm);
+
+ // FP greater than or equal to zero.
+ void fcmge(const VRegister& vd, const VRegister& vn, double imm);
+
+ // FP less than or equal to zero.
+ void fcmle(const VRegister& vd, const VRegister& vn, double imm);
+
+ // FP less than to zero.
+ void fcmlt(const VRegister& vd, const VRegister& vn, double imm);
+
+ // FP absolute difference.
+ void fabd(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // FP pairwise add vector.
+ void faddp(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // FP pairwise add scalar.
+ void faddp(const VRegister& vd, const VRegister& vn);
+
+ // FP pairwise maximum scalar.
+ void fmaxp(const VRegister& vd, const VRegister& vn);
+
+ // FP pairwise maximum number scalar.
+ void fmaxnmp(const VRegister& vd, const VRegister& vn);
+
+ // FP pairwise minimum number scalar.
+ void fminnmp(const VRegister& vd, const VRegister& vn);
+
+ // FP vector multiply accumulate.
+ void fmla(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // FP vector multiply subtract.
+ void fmls(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // FP vector multiply extended.
+ void fmulx(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // FP absolute greater than or equal.
+ void facge(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // FP absolute greater than.
+ void facgt(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // FP multiply by element.
+ void fmul(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ int vm_index);
+
+ // FP fused multiply-add to accumulator by element.
+ void fmla(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ int vm_index);
+
+ // FP fused multiply-sub from accumulator by element.
+ void fmls(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ int vm_index);
+
+ // FP multiply extended by element.
+ void fmulx(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ int vm_index);
+
+ // FP compare equal.
+ void fcmeq(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // FP greater than.
+ void fcmgt(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // FP greater than or equal.
+ void fcmge(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // FP pairwise maximum vector.
+ void fmaxp(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // FP pairwise minimum vector.
+ void fminp(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // FP pairwise minimum scalar.
+ void fminp(const VRegister& vd, const VRegister& vn);
+
+ // FP pairwise maximum number vector.
+ void fmaxnmp(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // FP pairwise minimum number vector.
+ void fminnmp(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // FP fused multiply-add.
+ void fmadd(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ const VRegister& va);
+
+ // FP fused multiply-subtract.
+ void fmsub(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ const VRegister& va);
+
+ // FP fused multiply-add and negate.
+ void fnmadd(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ const VRegister& va);
+
+ // FP fused multiply-subtract and negate.
+ void fnmsub(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ const VRegister& va);
+
+ // FP multiply-negate scalar.
+ void fnmul(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // FP reciprocal exponent scalar.
+ void frecpx(const VRegister& vd, const VRegister& vn);
// FP divide.
- void fdiv(const FPRegister& fd, const FPRegister& fn, const FPRegister& fm);
+ void fdiv(const VRegister& vd, const VRegister& vn, const VRegister& vm);
// FP maximum.
- void fmax(const FPRegister& fd, const FPRegister& fn, const FPRegister& fm);
+ void fmax(const VRegister& vd, const VRegister& vn, const VRegister& vm);
// FP minimum.
- void fmin(const FPRegister& fd, const FPRegister& fn, const FPRegister& fm);
+ void fmin(const VRegister& vd, const VRegister& vn, const VRegister& vm);
// FP maximum.
- void fmaxnm(const FPRegister& fd, const FPRegister& fn, const FPRegister& fm);
+ void fmaxnm(const VRegister& vd, const VRegister& vn, const VRegister& vm);
// FP minimum.
- void fminnm(const FPRegister& fd, const FPRegister& fn, const FPRegister& fm);
+ void fminnm(const VRegister& vd, const VRegister& vn, const VRegister& vm);
// FP absolute.
- void fabs(const FPRegister& fd, const FPRegister& fn);
+ void fabs(const VRegister& vd, const VRegister& vn);
// FP negate.
- void fneg(const FPRegister& fd, const FPRegister& fn);
+ void fneg(const VRegister& vd, const VRegister& vn);
// FP square root.
- void fsqrt(const FPRegister& fd, const FPRegister& fn);
+ void fsqrt(const VRegister& vd, const VRegister& vn);
- // FP round to integer (nearest with ties to away).
- void frinta(const FPRegister& fd, const FPRegister& fn);
+ // FP round to integer nearest with ties to away.
+ void frinta(const VRegister& vd, const VRegister& vn);
- // FP round to integer (toward minus infinity).
- void frintm(const FPRegister& fd, const FPRegister& fn);
+ // FP round to integer, implicit rounding.
+ void frinti(const VRegister& vd, const VRegister& vn);
- // FP round to integer (nearest with ties to even).
- void frintn(const FPRegister& fd, const FPRegister& fn);
+ // FP round to integer toward minus infinity.
+ void frintm(const VRegister& vd, const VRegister& vn);
- // FP round to integer (towards plus infinity).
- void frintp(const FPRegister& fd, const FPRegister& fn);
+ // FP round to integer nearest with ties to even.
+ void frintn(const VRegister& vd, const VRegister& vn);
- // FP round to integer (towards zero.)
- void frintz(const FPRegister& fd, const FPRegister& fn);
+ // FP round to integer towards plus infinity.
+ void frintp(const VRegister& vd, const VRegister& vn);
+
+ // FP round to integer, exact, implicit rounding.
+ void frintx(const VRegister& vd, const VRegister& vn);
+
+ // FP round to integer towards zero.
+ void frintz(const VRegister& vd, const VRegister& vn);
// FP compare registers.
- void fcmp(const FPRegister& fn, const FPRegister& fm);
+ void fcmp(const VRegister& vn, const VRegister& vm);
// FP compare immediate.
- void fcmp(const FPRegister& fn, double value);
+ void fcmp(const VRegister& vn, double value);
// FP conditional compare.
- void fccmp(const FPRegister& fn,
- const FPRegister& fm,
- StatusFlags nzcv,
+ void fccmp(const VRegister& vn, const VRegister& vm, StatusFlags nzcv,
Condition cond);
// FP conditional select.
- void fcsel(const FPRegister& fd,
- const FPRegister& fn,
- const FPRegister& fm,
+ void fcsel(const VRegister& vd, const VRegister& vn, const VRegister& vm,
Condition cond);
- // Common FP Convert function
- void FPConvertToInt(const Register& rd,
- const FPRegister& fn,
- FPIntegerConvertOp op);
+ // Common FP Convert functions.
+ void NEONFPConvertToInt(const Register& rd, const VRegister& vn, Instr op);
+ void NEONFPConvertToInt(const VRegister& vd, const VRegister& vn, Instr op);
+
+ // FP convert between precisions.
+ void fcvt(const VRegister& vd, const VRegister& vn);
+
+ // FP convert to higher precision.
+ void fcvtl(const VRegister& vd, const VRegister& vn);
+
+ // FP convert to higher precision (second part).
+ void fcvtl2(const VRegister& vd, const VRegister& vn);
+
+ // FP convert to lower precision.
+ void fcvtn(const VRegister& vd, const VRegister& vn);
- // FP convert between single and double precision.
- void fcvt(const FPRegister& fd, const FPRegister& fn);
+ // FP convert to lower prevision (second part).
+ void fcvtn2(const VRegister& vd, const VRegister& vn);
- // Convert FP to unsigned integer (nearest with ties to away).
- void fcvtau(const Register& rd, const FPRegister& fn);
+ // FP convert to lower precision, rounding to odd.
+ void fcvtxn(const VRegister& vd, const VRegister& vn);
- // Convert FP to signed integer (nearest with ties to away).
- void fcvtas(const Register& rd, const FPRegister& fn);
+ // FP convert to lower precision, rounding to odd (second part).
+ void fcvtxn2(const VRegister& vd, const VRegister& vn);
- // Convert FP to unsigned integer (round towards -infinity).
- void fcvtmu(const Register& rd, const FPRegister& fn);
+ // FP convert to signed integer, nearest with ties to away.
+ void fcvtas(const Register& rd, const VRegister& vn);
- // Convert FP to signed integer (round towards -infinity).
- void fcvtms(const Register& rd, const FPRegister& fn);
+ // FP convert to unsigned integer, nearest with ties to away.
+ void fcvtau(const Register& rd, const VRegister& vn);
- // Convert FP to unsigned integer (nearest with ties to even).
- void fcvtnu(const Register& rd, const FPRegister& fn);
+ // FP convert to signed integer, nearest with ties to away.
+ void fcvtas(const VRegister& vd, const VRegister& vn);
- // Convert FP to signed integer (nearest with ties to even).
- void fcvtns(const Register& rd, const FPRegister& fn);
+ // FP convert to unsigned integer, nearest with ties to away.
+ void fcvtau(const VRegister& vd, const VRegister& vn);
- // Convert FP to unsigned integer (round towards zero).
- void fcvtzu(const Register& rd, const FPRegister& fn);
+ // FP convert to signed integer, round towards -infinity.
+ void fcvtms(const Register& rd, const VRegister& vn);
- // Convert FP to signed integer (rounf towards zero).
- void fcvtzs(const Register& rd, const FPRegister& fn);
+ // FP convert to unsigned integer, round towards -infinity.
+ void fcvtmu(const Register& rd, const VRegister& vn);
+
+ // FP convert to signed integer, round towards -infinity.
+ void fcvtms(const VRegister& vd, const VRegister& vn);
+
+ // FP convert to unsigned integer, round towards -infinity.
+ void fcvtmu(const VRegister& vd, const VRegister& vn);
+
+ // FP convert to signed integer, nearest with ties to even.
+ void fcvtns(const Register& rd, const VRegister& vn);
+
+ // FP convert to unsigned integer, nearest with ties to even.
+ void fcvtnu(const Register& rd, const VRegister& vn);
+
+ // FP convert to signed integer, nearest with ties to even.
+ void fcvtns(const VRegister& rd, const VRegister& vn);
+
+ // FP convert to unsigned integer, nearest with ties to even.
+ void fcvtnu(const VRegister& rd, const VRegister& vn);
+
+ // FP convert to signed integer or fixed-point, round towards zero.
+ void fcvtzs(const Register& rd, const VRegister& vn, int fbits = 0);
+
+ // FP convert to unsigned integer or fixed-point, round towards zero.
+ void fcvtzu(const Register& rd, const VRegister& vn, int fbits = 0);
+
+ // FP convert to signed integer or fixed-point, round towards zero.
+ void fcvtzs(const VRegister& vd, const VRegister& vn, int fbits = 0);
+
+ // FP convert to unsigned integer or fixed-point, round towards zero.
+ void fcvtzu(const VRegister& vd, const VRegister& vn, int fbits = 0);
+
+ // FP convert to signed integer, round towards +infinity.
+ void fcvtps(const Register& rd, const VRegister& vn);
+
+ // FP convert to unsigned integer, round towards +infinity.
+ void fcvtpu(const Register& rd, const VRegister& vn);
+
+ // FP convert to signed integer, round towards +infinity.
+ void fcvtps(const VRegister& vd, const VRegister& vn);
+
+ // FP convert to unsigned integer, round towards +infinity.
+ void fcvtpu(const VRegister& vd, const VRegister& vn);
// Convert signed integer or fixed point to FP.
- void scvtf(const FPRegister& fd, const Register& rn, unsigned fbits = 0);
+ void scvtf(const VRegister& fd, const Register& rn, int fbits = 0);
// Convert unsigned integer or fixed point to FP.
- void ucvtf(const FPRegister& fd, const Register& rn, unsigned fbits = 0);
+ void ucvtf(const VRegister& fd, const Register& rn, int fbits = 0);
+
+ // Convert signed integer or fixed-point to FP.
+ void scvtf(const VRegister& fd, const VRegister& vn, int fbits = 0);
+
+ // Convert unsigned integer or fixed-point to FP.
+ void ucvtf(const VRegister& fd, const VRegister& vn, int fbits = 0);
+
+ // Extract vector from pair of vectors.
+ void ext(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ int index);
+
+ // Duplicate vector element to vector or scalar.
+ void dup(const VRegister& vd, const VRegister& vn, int vn_index);
+
+ // Duplicate general-purpose register to vector.
+ void dup(const VRegister& vd, const Register& rn);
+
+ // Insert vector element from general-purpose register.
+ void ins(const VRegister& vd, int vd_index, const Register& rn);
+
+ // Move general-purpose register to a vector element.
+ void mov(const VRegister& vd, int vd_index, const Register& rn);
+
+ // Unsigned move vector element to general-purpose register.
+ void umov(const Register& rd, const VRegister& vn, int vn_index);
+
+ // Move vector element to general-purpose register.
+ void mov(const Register& rd, const VRegister& vn, int vn_index);
+
+ // Move vector element to scalar.
+ void mov(const VRegister& vd, const VRegister& vn, int vn_index);
+
+ // Insert vector element from another vector element.
+ void ins(const VRegister& vd, int vd_index, const VRegister& vn,
+ int vn_index);
+
+ // Move vector element to another vector element.
+ void mov(const VRegister& vd, int vd_index, const VRegister& vn,
+ int vn_index);
+
+ // Signed move vector element to general-purpose register.
+ void smov(const Register& rd, const VRegister& vn, int vn_index);
+
+ // One-element structure load to one register.
+ void ld1(const VRegister& vt, const MemOperand& src);
+
+ // One-element structure load to two registers.
+ void ld1(const VRegister& vt, const VRegister& vt2, const MemOperand& src);
+
+ // One-element structure load to three registers.
+ void ld1(const VRegister& vt, const VRegister& vt2, const VRegister& vt3,
+ const MemOperand& src);
+
+ // One-element structure load to four registers.
+ void ld1(const VRegister& vt, const VRegister& vt2, const VRegister& vt3,
+ const VRegister& vt4, const MemOperand& src);
+
+ // One-element single structure load to one lane.
+ void ld1(const VRegister& vt, int lane, const MemOperand& src);
+
+ // One-element single structure load to all lanes.
+ void ld1r(const VRegister& vt, const MemOperand& src);
+
+ // Two-element structure load.
+ void ld2(const VRegister& vt, const VRegister& vt2, const MemOperand& src);
+
+ // Two-element single structure load to one lane.
+ void ld2(const VRegister& vt, const VRegister& vt2, int lane,
+ const MemOperand& src);
+
+ // Two-element single structure load to all lanes.
+ void ld2r(const VRegister& vt, const VRegister& vt2, const MemOperand& src);
+
+ // Three-element structure load.
+ void ld3(const VRegister& vt, const VRegister& vt2, const VRegister& vt3,
+ const MemOperand& src);
+
+ // Three-element single structure load to one lane.
+ void ld3(const VRegister& vt, const VRegister& vt2, const VRegister& vt3,
+ int lane, const MemOperand& src);
+
+ // Three-element single structure load to all lanes.
+ void ld3r(const VRegister& vt, const VRegister& vt2, const VRegister& vt3,
+ const MemOperand& src);
+
+ // Four-element structure load.
+ void ld4(const VRegister& vt, const VRegister& vt2, const VRegister& vt3,
+ const VRegister& vt4, const MemOperand& src);
+
+ // Four-element single structure load to one lane.
+ void ld4(const VRegister& vt, const VRegister& vt2, const VRegister& vt3,
+ const VRegister& vt4, int lane, const MemOperand& src);
+
+ // Four-element single structure load to all lanes.
+ void ld4r(const VRegister& vt, const VRegister& vt2, const VRegister& vt3,
+ const VRegister& vt4, const MemOperand& src);
+
+ // Count leading sign bits.
+ void cls(const VRegister& vd, const VRegister& vn);
+
+ // Count leading zero bits (vector).
+ void clz(const VRegister& vd, const VRegister& vn);
+
+ // Population count per byte.
+ void cnt(const VRegister& vd, const VRegister& vn);
+
+ // Reverse bit order.
+ void rbit(const VRegister& vd, const VRegister& vn);
+
+ // Reverse elements in 16-bit halfwords.
+ void rev16(const VRegister& vd, const VRegister& vn);
+
+ // Reverse elements in 32-bit words.
+ void rev32(const VRegister& vd, const VRegister& vn);
+
+ // Reverse elements in 64-bit doublewords.
+ void rev64(const VRegister& vd, const VRegister& vn);
+
+ // Unsigned reciprocal square root estimate.
+ void ursqrte(const VRegister& vd, const VRegister& vn);
+
+ // Unsigned reciprocal estimate.
+ void urecpe(const VRegister& vd, const VRegister& vn);
+
+ // Signed pairwise long add and accumulate.
+ void sadalp(const VRegister& vd, const VRegister& vn);
+
+ // Signed pairwise long add.
+ void saddlp(const VRegister& vd, const VRegister& vn);
+
+ // Unsigned pairwise long add.
+ void uaddlp(const VRegister& vd, const VRegister& vn);
+
+ // Unsigned pairwise long add and accumulate.
+ void uadalp(const VRegister& vd, const VRegister& vn);
+
+ // Shift left by immediate.
+ void shl(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Signed saturating shift left by immediate.
+ void sqshl(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Signed saturating shift left unsigned by immediate.
+ void sqshlu(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Unsigned saturating shift left by immediate.
+ void uqshl(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Signed shift left long by immediate.
+ void sshll(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Signed shift left long by immediate (second part).
+ void sshll2(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Signed extend long.
+ void sxtl(const VRegister& vd, const VRegister& vn);
+
+ // Signed extend long (second part).
+ void sxtl2(const VRegister& vd, const VRegister& vn);
+
+ // Unsigned shift left long by immediate.
+ void ushll(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Unsigned shift left long by immediate (second part).
+ void ushll2(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Shift left long by element size.
+ void shll(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Shift left long by element size (second part).
+ void shll2(const VRegister& vd, const VRegister& vn, int shift);
+
+ // Unsigned extend long.
+ void uxtl(const VRegister& vd, const VRegister& vn);
+
+ // Unsigned extend long (second part).
+ void uxtl2(const VRegister& vd, const VRegister& vn);
+
+ // Signed rounding halving add.
+ void srhadd(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned halving sub.
+ void uhsub(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed halving sub.
+ void shsub(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned saturating add.
+ void uqadd(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed saturating add.
+ void sqadd(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Unsigned saturating subtract.
+ void uqsub(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Signed saturating subtract.
+ void sqsub(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Add pairwise.
+ void addp(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Add pair of elements scalar.
+ void addp(const VRegister& vd, const VRegister& vn);
+
+ // Multiply-add to accumulator.
+ void mla(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Multiply-subtract to accumulator.
+ void mls(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Multiply.
+ void mul(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Table lookup from one register.
+ void tbl(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Table lookup from two registers.
+ void tbl(const VRegister& vd, const VRegister& vn, const VRegister& vn2,
+ const VRegister& vm);
+
+ // Table lookup from three registers.
+ void tbl(const VRegister& vd, const VRegister& vn, const VRegister& vn2,
+ const VRegister& vn3, const VRegister& vm);
+
+ // Table lookup from four registers.
+ void tbl(const VRegister& vd, const VRegister& vn, const VRegister& vn2,
+ const VRegister& vn3, const VRegister& vn4, const VRegister& vm);
+
+ // Table lookup extension from one register.
+ void tbx(const VRegister& vd, const VRegister& vn, const VRegister& vm);
+
+ // Table lookup extension from two registers.
+ void tbx(const VRegister& vd, const VRegister& vn, const VRegister& vn2,
+ const VRegister& vm);
+
+ // Table lookup extension from three registers.
+ void tbx(const VRegister& vd, const VRegister& vn, const VRegister& vn2,
+ const VRegister& vn3, const VRegister& vm);
+
+ // Table lookup extension from four registers.
+ void tbx(const VRegister& vd, const VRegister& vn, const VRegister& vn2,
+ const VRegister& vn3, const VRegister& vn4, const VRegister& vm);
// Instruction functions used only for test, debug, and patching.
// Emit raw instructions in the instruction stream.
@@ -1663,37 +2824,43 @@ class Assembler : public AssemblerBase {
// Register encoding.
static Instr Rd(CPURegister rd) {
- DCHECK(rd.code() != kSPRegInternalCode);
+ DCHECK_NE(rd.code(), kSPRegInternalCode);
return rd.code() << Rd_offset;
}
static Instr Rn(CPURegister rn) {
- DCHECK(rn.code() != kSPRegInternalCode);
+ DCHECK_NE(rn.code(), kSPRegInternalCode);
return rn.code() << Rn_offset;
}
static Instr Rm(CPURegister rm) {
- DCHECK(rm.code() != kSPRegInternalCode);
+ DCHECK_NE(rm.code(), kSPRegInternalCode);
return rm.code() << Rm_offset;
}
+ static Instr RmNot31(CPURegister rm) {
+ DCHECK_NE(rm.code(), kSPRegInternalCode);
+ DCHECK(!rm.IsZero());
+ return Rm(rm);
+ }
+
static Instr Ra(CPURegister ra) {
- DCHECK(ra.code() != kSPRegInternalCode);
+ DCHECK_NE(ra.code(), kSPRegInternalCode);
return ra.code() << Ra_offset;
}
static Instr Rt(CPURegister rt) {
- DCHECK(rt.code() != kSPRegInternalCode);
+ DCHECK_NE(rt.code(), kSPRegInternalCode);
return rt.code() << Rt_offset;
}
static Instr Rt2(CPURegister rt2) {
- DCHECK(rt2.code() != kSPRegInternalCode);
+ DCHECK_NE(rt2.code(), kSPRegInternalCode);
return rt2.code() << Rt2_offset;
}
static Instr Rs(CPURegister rs) {
- DCHECK(rs.code() != kSPRegInternalCode);
+ DCHECK_NE(rs.code(), kSPRegInternalCode);
return rs.code() << Rs_offset;
}
@@ -1749,17 +2916,179 @@ class Assembler : public AssemblerBase {
// MemOperand offset encoding.
inline static Instr ImmLSUnsigned(int imm12);
inline static Instr ImmLS(int imm9);
- inline static Instr ImmLSPair(int imm7, LSDataSize size);
+ inline static Instr ImmLSPair(int imm7, unsigned size);
inline static Instr ImmShiftLS(unsigned shift_amount);
inline static Instr ImmException(int imm16);
inline static Instr ImmSystemRegister(int imm15);
inline static Instr ImmHint(int imm7);
inline static Instr ImmBarrierDomain(int imm2);
inline static Instr ImmBarrierType(int imm2);
- inline static LSDataSize CalcLSDataSize(LoadStoreOp op);
+ inline static unsigned CalcLSDataSize(LoadStoreOp op);
+
+ // Instruction bits for vector format in data processing operations.
+ static Instr VFormat(VRegister vd) {
+ if (vd.Is64Bits()) {
+ switch (vd.LaneCount()) {
+ case 2:
+ return NEON_2S;
+ case 4:
+ return NEON_4H;
+ case 8:
+ return NEON_8B;
+ default:
+ UNREACHABLE();
+ return kUnallocatedInstruction;
+ }
+ } else {
+ DCHECK(vd.Is128Bits());
+ switch (vd.LaneCount()) {
+ case 2:
+ return NEON_2D;
+ case 4:
+ return NEON_4S;
+ case 8:
+ return NEON_8H;
+ case 16:
+ return NEON_16B;
+ default:
+ UNREACHABLE();
+ return kUnallocatedInstruction;
+ }
+ }
+ }
+
+ // Instruction bits for vector format in floating point data processing
+ // operations.
+ static Instr FPFormat(VRegister vd) {
+ if (vd.LaneCount() == 1) {
+ // Floating point scalar formats.
+ DCHECK(vd.Is32Bits() || vd.Is64Bits());
+ return vd.Is64Bits() ? FP64 : FP32;
+ }
+
+ // Two lane floating point vector formats.
+ if (vd.LaneCount() == 2) {
+ DCHECK(vd.Is64Bits() || vd.Is128Bits());
+ return vd.Is128Bits() ? NEON_FP_2D : NEON_FP_2S;
+ }
+
+ // Four lane floating point vector format.
+ DCHECK((vd.LaneCount() == 4) && vd.Is128Bits());
+ return NEON_FP_4S;
+ }
+
+ // Instruction bits for vector format in load and store operations.
+ static Instr LSVFormat(VRegister vd) {
+ if (vd.Is64Bits()) {
+ switch (vd.LaneCount()) {
+ case 1:
+ return LS_NEON_1D;
+ case 2:
+ return LS_NEON_2S;
+ case 4:
+ return LS_NEON_4H;
+ case 8:
+ return LS_NEON_8B;
+ default:
+ UNREACHABLE();
+ return kUnallocatedInstruction;
+ }
+ } else {
+ DCHECK(vd.Is128Bits());
+ switch (vd.LaneCount()) {
+ case 2:
+ return LS_NEON_2D;
+ case 4:
+ return LS_NEON_4S;
+ case 8:
+ return LS_NEON_8H;
+ case 16:
+ return LS_NEON_16B;
+ default:
+ UNREACHABLE();
+ return kUnallocatedInstruction;
+ }
+ }
+ }
+
+ // Instruction bits for scalar format in data processing operations.
+ static Instr SFormat(VRegister vd) {
+ DCHECK(vd.IsScalar());
+ switch (vd.SizeInBytes()) {
+ case 1:
+ return NEON_B;
+ case 2:
+ return NEON_H;
+ case 4:
+ return NEON_S;
+ case 8:
+ return NEON_D;
+ default:
+ UNREACHABLE();
+ return kUnallocatedInstruction;
+ }
+ }
+
+ static Instr ImmNEONHLM(int index, int num_bits) {
+ int h, l, m;
+ if (num_bits == 3) {
+ DCHECK(is_uint3(index));
+ h = (index >> 2) & 1;
+ l = (index >> 1) & 1;
+ m = (index >> 0) & 1;
+ } else if (num_bits == 2) {
+ DCHECK(is_uint2(index));
+ h = (index >> 1) & 1;
+ l = (index >> 0) & 1;
+ m = 0;
+ } else {
+ DCHECK(is_uint1(index) && (num_bits == 1));
+ h = (index >> 0) & 1;
+ l = 0;
+ m = 0;
+ }
+ return (h << NEONH_offset) | (l << NEONL_offset) | (m << NEONM_offset);
+ }
+
+ static Instr ImmNEONExt(int imm4) {
+ DCHECK(is_uint4(imm4));
+ return imm4 << ImmNEONExt_offset;
+ }
+
+ static Instr ImmNEON5(Instr format, int index) {
+ DCHECK(is_uint4(index));
+ int s = LaneSizeInBytesLog2FromFormat(static_cast<VectorFormat>(format));
+ int imm5 = (index << (s + 1)) | (1 << s);
+ return imm5 << ImmNEON5_offset;
+ }
+
+ static Instr ImmNEON4(Instr format, int index) {
+ DCHECK(is_uint4(index));
+ int s = LaneSizeInBytesLog2FromFormat(static_cast<VectorFormat>(format));
+ int imm4 = index << s;
+ return imm4 << ImmNEON4_offset;
+ }
+
+ static Instr ImmNEONabcdefgh(int imm8) {
+ DCHECK(is_uint8(imm8));
+ Instr instr;
+ instr = ((imm8 >> 5) & 7) << ImmNEONabc_offset;
+ instr |= (imm8 & 0x1f) << ImmNEONdefgh_offset;
+ return instr;
+ }
+
+ static Instr NEONCmode(int cmode) {
+ DCHECK(is_uint4(cmode));
+ return cmode << NEONCmode_offset;
+ }
+
+ static Instr NEONModImmOp(int op) {
+ DCHECK(is_uint1(op));
+ return op << NEONModImmOp_offset;
+ }
static bool IsImmLSUnscaled(int64_t offset);
- static bool IsImmLSScaled(int64_t offset, LSDataSize size);
+ static bool IsImmLSScaled(int64_t offset, unsigned size);
static bool IsImmLLiteral(int64_t offset);
// Move immediates encoding.
@@ -1767,12 +3096,12 @@ class Assembler : public AssemblerBase {
inline static Instr ShiftMoveWide(int shift);
// FP Immediates.
- static Instr ImmFP32(float imm);
- static Instr ImmFP64(double imm);
+ static Instr ImmFP(double imm);
+ static Instr ImmNEONFP(double imm);
inline static Instr FPScale(unsigned scale);
// FP register type.
- inline static Instr FPType(FPRegister fd);
+ inline static Instr FPType(VRegister fd);
// Class for scoping postponing the constant pool generation.
class BlockConstPoolScope {
@@ -1846,10 +3175,22 @@ class Assembler : public AssemblerBase {
void LoadStore(const CPURegister& rt,
const MemOperand& addr,
LoadStoreOp op);
-
void LoadStorePair(const CPURegister& rt, const CPURegister& rt2,
const MemOperand& addr, LoadStorePairOp op);
- static bool IsImmLSPair(int64_t offset, LSDataSize size);
+ void LoadStoreStruct(const VRegister& vt, const MemOperand& addr,
+ NEONLoadStoreMultiStructOp op);
+ void LoadStoreStruct1(const VRegister& vt, int reg_count,
+ const MemOperand& addr);
+ void LoadStoreStructSingle(const VRegister& vt, uint32_t lane,
+ const MemOperand& addr,
+ NEONLoadStoreSingleStructOp op);
+ void LoadStoreStructSingleAllLanes(const VRegister& vt,
+ const MemOperand& addr,
+ NEONLoadStoreSingleStructOp op);
+ void LoadStoreStructVerify(const VRegister& vt, const MemOperand& addr,
+ Instr op);
+
+ static bool IsImmLSPair(int64_t offset, unsigned size);
void Logical(const Register& rd,
const Register& rn,
@@ -1914,6 +3255,8 @@ class Assembler : public AssemblerBase {
Instruction* label_veneer = NULL);
private:
+ static uint32_t FPToImm8(double imm);
+
// Instruction helpers.
void MoveWide(const Register& rd,
uint64_t imm,
@@ -1942,18 +3285,66 @@ class Assembler : public AssemblerBase {
const Register& rm,
const Register& ra,
DataProcessing3SourceOp op);
- void FPDataProcessing1Source(const FPRegister& fd,
- const FPRegister& fn,
+ void FPDataProcessing1Source(const VRegister& fd, const VRegister& fn,
FPDataProcessing1SourceOp op);
- void FPDataProcessing2Source(const FPRegister& fd,
- const FPRegister& fn,
- const FPRegister& fm,
+ void FPDataProcessing2Source(const VRegister& fd, const VRegister& fn,
+ const VRegister& fm,
FPDataProcessing2SourceOp op);
- void FPDataProcessing3Source(const FPRegister& fd,
- const FPRegister& fn,
- const FPRegister& fm,
- const FPRegister& fa,
+ void FPDataProcessing3Source(const VRegister& fd, const VRegister& fn,
+ const VRegister& fm, const VRegister& fa,
FPDataProcessing3SourceOp op);
+ void NEONAcrossLanesL(const VRegister& vd, const VRegister& vn,
+ NEONAcrossLanesOp op);
+ void NEONAcrossLanes(const VRegister& vd, const VRegister& vn,
+ NEONAcrossLanesOp op);
+ void NEONModifiedImmShiftLsl(const VRegister& vd, const int imm8,
+ const int left_shift,
+ NEONModifiedImmediateOp op);
+ void NEONModifiedImmShiftMsl(const VRegister& vd, const int imm8,
+ const int shift_amount,
+ NEONModifiedImmediateOp op);
+ void NEON3Same(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ NEON3SameOp vop);
+ void NEONFP3Same(const VRegister& vd, const VRegister& vn,
+ const VRegister& vm, Instr op);
+ void NEON3DifferentL(const VRegister& vd, const VRegister& vn,
+ const VRegister& vm, NEON3DifferentOp vop);
+ void NEON3DifferentW(const VRegister& vd, const VRegister& vn,
+ const VRegister& vm, NEON3DifferentOp vop);
+ void NEON3DifferentHN(const VRegister& vd, const VRegister& vn,
+ const VRegister& vm, NEON3DifferentOp vop);
+ void NEONFP2RegMisc(const VRegister& vd, const VRegister& vn,
+ NEON2RegMiscOp vop, double value = 0.0);
+ void NEON2RegMisc(const VRegister& vd, const VRegister& vn,
+ NEON2RegMiscOp vop, int value = 0);
+ void NEONFP2RegMisc(const VRegister& vd, const VRegister& vn, Instr op);
+ void NEONAddlp(const VRegister& vd, const VRegister& vn, NEON2RegMiscOp op);
+ void NEONPerm(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ NEONPermOp op);
+ void NEONFPByElement(const VRegister& vd, const VRegister& vn,
+ const VRegister& vm, int vm_index,
+ NEONByIndexedElementOp op);
+ void NEONByElement(const VRegister& vd, const VRegister& vn,
+ const VRegister& vm, int vm_index,
+ NEONByIndexedElementOp op);
+ void NEONByElementL(const VRegister& vd, const VRegister& vn,
+ const VRegister& vm, int vm_index,
+ NEONByIndexedElementOp op);
+ void NEONShiftImmediate(const VRegister& vd, const VRegister& vn,
+ NEONShiftImmediateOp op, int immh_immb);
+ void NEONShiftLeftImmediate(const VRegister& vd, const VRegister& vn,
+ int shift, NEONShiftImmediateOp op);
+ void NEONShiftRightImmediate(const VRegister& vd, const VRegister& vn,
+ int shift, NEONShiftImmediateOp op);
+ void NEONShiftImmediateL(const VRegister& vd, const VRegister& vn, int shift,
+ NEONShiftImmediateOp op);
+ void NEONShiftImmediateN(const VRegister& vd, const VRegister& vn, int shift,
+ NEONShiftImmediateOp op);
+ void NEONXtn(const VRegister& vd, const VRegister& vn, NEON2RegMiscOp vop);
+ void NEONTable(const VRegister& vd, const VRegister& vn, const VRegister& vm,
+ NEONTableOp op);
+
+ Instr LoadStoreStructAddrModeField(const MemOperand& addr);
// Label helpers.
« no previous file with comments | « DEPS ('k') | src/arm64/assembler-arm64.cc » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698