Commit c0d5d4d6 authored by Lu Yahan's avatar Lu Yahan Committed by V8 LUCI CQ

Revert "[riscv32] Add RISCV32 backend"

This reverts commit 491de34b.

Reason for revert: Lose co-authors information

Original change's description:
> [riscv32] Add RISCV32 backend
>
> This very large changeset adds support for RISCV32.
>
> Bug: v8:13025
> Change-Id: Ieacc857131e6620f0fcfd7daa88a0f8d77056aa9
> Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3736732
> Reviewed-by: Michael Achenbach <machenbach@chromium.org>
> Commit-Queue: Yahan Lu <yahan@iscas.ac.cn>
> Reviewed-by: ji qiu <qiuji@iscas.ac.cn>
> Reviewed-by: Andreas Haas <ahaas@chromium.org>
> Reviewed-by: Hannes Payer <hpayer@chromium.org>
> Reviewed-by: Nico Hartmann <nicohartmann@chromium.org>
> Cr-Commit-Position: refs/heads/main@{#82053}

Bug: v8:13025
Change-Id: I6abea32c8ea43b080a938782dc643c97a123f1d8
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3803994Reviewed-by: 's avatarMichael Achenbach <machenbach@chromium.org>
Owners-Override: Leszek Swirski <leszeks@chromium.org>
Reviewed-by: 's avatarji qiu <qiuji@iscas.ac.cn>
Reviewed-by: 's avatarAndreas Haas <ahaas@chromium.org>
Commit-Queue: Yahan Lu <yahan@iscas.ac.cn>
Cr-Commit-Position: refs/heads/main@{#82163}
parent 48522862
This diff is collapsed.
......@@ -27,5 +27,5 @@ per-file ...-loong64*=file:LOONG_OWNERS
per-file ...-mips*=file:MIPS_OWNERS
per-file ...-mips64*=file:MIPS_OWNERS
per-file ...-ppc*=file:PPC_OWNERS
per-file ...-riscv*=file:RISCV_OWNERS
per-file ...-riscv64*=file:RISCV_OWNERS
per-file ...-s390*=file:S390_OWNERS
......@@ -96,8 +96,7 @@ if (v8_snapshot_toolchain == "") {
} else {
_cpus = "x64_v8_${v8_current_cpu}"
}
} else if (v8_current_cpu == "arm" || v8_current_cpu == "mipsel" ||
v8_current_cpu == "riscv32") {
} else if (v8_current_cpu == "arm" || v8_current_cpu == "mipsel") {
_cpus = "x86_v8_${v8_current_cpu}"
} else {
# This branch should not be reached; leave _cpus blank so the assert
......
......@@ -20,7 +20,7 @@ struct CalleeSavedRegisters {
#elif V8_TARGET_ARCH_X64 || V8_TARGET_ARCH_IA32 || V8_TARGET_ARCH_ARM64 || \
V8_TARGET_ARCH_MIPS || V8_TARGET_ARCH_MIPS64 || V8_TARGET_ARCH_PPC || \
V8_TARGET_ARCH_PPC64 || V8_TARGET_ARCH_RISCV64 || V8_TARGET_ARCH_S390 || \
V8_TARGET_ARCH_LOONG64 || V8_TARGET_ARCH_RISCV32
V8_TARGET_ARCH_LOONG64
struct CalleeSavedRegisters {};
#else
#error Target architecture was not detected as supported by v8
......
......@@ -674,9 +674,6 @@ V8 shared library set USING_V8_SHARED.
#if __riscv_xlen == 64
#define V8_HOST_ARCH_RISCV64 1
#define V8_HOST_ARCH_64_BIT 1
#elif __riscv_xlen == 32
#define V8_HOST_ARCH_RISCV32 1
#define V8_HOST_ARCH_32_BIT 1
#else
#error "Cannot detect Riscv's bitwidth"
#endif
......@@ -692,8 +689,7 @@ V8 shared library set USING_V8_SHARED.
#if !V8_TARGET_ARCH_X64 && !V8_TARGET_ARCH_IA32 && !V8_TARGET_ARCH_ARM && \
!V8_TARGET_ARCH_ARM64 && !V8_TARGET_ARCH_MIPS && !V8_TARGET_ARCH_MIPS64 && \
!V8_TARGET_ARCH_PPC && !V8_TARGET_ARCH_PPC64 && !V8_TARGET_ARCH_S390 && \
!V8_TARGET_ARCH_RISCV64 && !V8_TARGET_ARCH_LOONG64 && \
!V8_TARGET_ARCH_RISCV32
!V8_TARGET_ARCH_RISCV64 && !V8_TARGET_ARCH_LOONG64
#if defined(_M_X64) || defined(__x86_64__)
#define V8_TARGET_ARCH_X64 1
#elif defined(_M_IX86) || defined(__i386__)
......@@ -718,8 +714,6 @@ V8 shared library set USING_V8_SHARED.
#elif defined(__riscv) || defined(__riscv__)
#if __riscv_xlen == 64
#define V8_TARGET_ARCH_RISCV64 1
#elif __riscv_xlen == 32
#define V8_TARGET_ARCH_RISCV32 1
#endif
#else
#error Target architecture was not detected as supported by v8
......@@ -759,8 +753,6 @@ V8 shared library set USING_V8_SHARED.
#endif
#elif V8_TARGET_ARCH_RISCV64
#define V8_TARGET_ARCH_64_BIT 1
#elif V8_TARGET_ARCH_RISCV32
#define V8_TARGET_ARCH_32_BIT 1
#else
#error Unknown target architecture pointer size
#endif
......@@ -792,9 +784,6 @@ V8 shared library set USING_V8_SHARED.
#if (V8_TARGET_ARCH_RISCV64 && !(V8_HOST_ARCH_X64 || V8_HOST_ARCH_RISCV64))
#error Target architecture riscv64 is only supported on riscv64 and x64 host
#endif
#if (V8_TARGET_ARCH_RISCV32 && !(V8_HOST_ARCH_IA32 || V8_HOST_ARCH_RISCV32))
#error Target architecture riscv32 is only supported on riscv32 and ia32 host
#endif
#if (V8_TARGET_ARCH_LOONG64 && !(V8_HOST_ARCH_X64 || V8_HOST_ARCH_LOONG64))
#error Target architecture loong64 is only supported on loong64 and x64 host
#endif
......@@ -834,7 +823,7 @@ V8 shared library set USING_V8_SHARED.
#else
#define V8_TARGET_BIG_ENDIAN 1
#endif
#elif V8_TARGET_ARCH_RISCV32 || V8_TARGET_ARCH_RISCV64
#elif V8_TARGET_ARCH_RISCV64
#define V8_TARGET_LITTLE_ENDIAN 1
#elif defined(__BYTE_ORDER__)
#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
......
......@@ -98,10 +98,10 @@
// do not support adding noexcept to default members.
// Disabled on MSVC because constructors of standard containers are not noexcept
// there.
#if ((!defined(V8_CC_GNU) && !defined(V8_CC_MSVC) && \
!defined(V8_TARGET_ARCH_MIPS) && !defined(V8_TARGET_ARCH_MIPS64) && \
!defined(V8_TARGET_ARCH_PPC) && !defined(V8_TARGET_ARCH_PPC64) && \
!defined(V8_TARGET_ARCH_RISCV64) && !defined(V8_TARGET_ARCH_RISCV32)) || \
#if ((!defined(V8_CC_GNU) && !defined(V8_CC_MSVC) && \
!defined(V8_TARGET_ARCH_MIPS) && !defined(V8_TARGET_ARCH_MIPS64) && \
!defined(V8_TARGET_ARCH_PPC) && !defined(V8_TARGET_ARCH_PPC64) && \
!defined(V8_TARGET_ARCH_RISCV64)) || \
(defined(__clang__) && __cplusplus > 201300L))
#define V8_NOEXCEPT noexcept
#else
......
......@@ -354,10 +354,6 @@ void* OS::GetRandomMmapAddr() {
// TODO(RISCV): We need more information from the kernel to correctly mask
// this address for RISC-V. https://github.com/v8-riscv/v8/issues/375
raw_addr &= uint64_t{0xFFFFFF0000};
#elif V8_TARGET_ARCH_RISCV32
// TODO(RISCV): We need more information from the kernel to correctly mask
// this address for RISC-V. https://github.com/v8-riscv/v8/issues/375
raw_addr &= 0x3FFFF000;
#elif V8_TARGET_ARCH_LOONG64
// 42 bits of virtual addressing. Truncate to 40 bits to allow kernel chance
// to fulfill request.
......@@ -689,8 +685,6 @@ void OS::DebugBreak() {
asm volatile(".word 0x0001");
#elif V8_HOST_ARCH_RISCV64
asm("ebreak");
#elif V8_HOST_ARCH_RISCV32
asm("ebreak");
#else
#error Unsupported host architecture.
#endif
......
......@@ -32,8 +32,8 @@
#include "src/baseline/ppc/baseline-assembler-ppc-inl.h"
#elif V8_TARGET_ARCH_S390X
#include "src/baseline/s390/baseline-assembler-s390-inl.h"
#elif V8_TARGET_ARCH_RISCV32 || V8_TARGET_ARCH_RISCV64
#include "src/baseline/riscv/baseline-assembler-riscv-inl.h"
#elif V8_TARGET_ARCH_RISCV64
#include "src/baseline/riscv64/baseline-assembler-riscv64-inl.h"
#elif V8_TARGET_ARCH_MIPS64
#include "src/baseline/mips64/baseline-assembler-mips64-inl.h"
#elif V8_TARGET_ARCH_MIPS
......
......@@ -48,9 +48,7 @@
#elif V8_TARGET_ARCH_S390X
#include "src/baseline/s390/baseline-compiler-s390-inl.h"
#elif V8_TARGET_ARCH_RISCV64
#include "src/baseline/riscv/baseline-compiler-riscv-inl.h"
#elif V8_TARGET_ARCH_RISCV32
#include "src/baseline/riscv/baseline-compiler-riscv-inl.h"
#include "src/baseline/riscv64/baseline-compiler-riscv64-inl.h"
#elif V8_TARGET_ARCH_MIPS64
#include "src/baseline/mips64/baseline-compiler-mips64-inl.h"
#elif V8_TARGET_ARCH_MIPS
......
......@@ -2,8 +2,8 @@
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef V8_BASELINE_RISCV_BASELINE_ASSEMBLER_RISCV_INL_H_
#define V8_BASELINE_RISCV_BASELINE_ASSEMBLER_RISCV_INL_H_
#ifndef V8_BASELINE_RISCV64_BASELINE_ASSEMBLER_RISCV64_INL_H_
#define V8_BASELINE_RISCV64_BASELINE_ASSEMBLER_RISCV64_INL_H_
#include "src/baseline/baseline-assembler.h"
#include "src/codegen/assembler-inl.h"
......@@ -79,8 +79,8 @@ MemOperand BaselineAssembler::RegisterFrameOperand(
}
void BaselineAssembler::RegisterFrameAddress(
interpreter::Register interpreter_register, Register rscratch) {
return __ AddWord(rscratch, fp,
interpreter_register.ToOperand() * kSystemPointerSize);
return __ Add64(rscratch, fp,
interpreter_register.ToOperand() * kSystemPointerSize);
}
MemOperand BaselineAssembler::FeedbackVectorOperand() {
return MemOperand(fp, BaselineFrameConstants::kFeedbackVectorFromFp);
......@@ -163,7 +163,7 @@ void BaselineAssembler::JumpIfInstanceType(Condition cc, Register map,
__ GetObjectType(map, type, type);
__ Assert(eq, AbortReason::kUnexpectedValue, type, Operand(MAP_TYPE));
}
__ LoadWord(type, FieldMemOperand(map, Map::kInstanceTypeOffset));
__ Ld(type, FieldMemOperand(map, Map::kInstanceTypeOffset));
__ Branch(target, AsMasmCondition(cc), type, Operand(instance_type));
}
void BaselineAssembler::JumpIfPointer(Condition cc, Register value,
......@@ -171,7 +171,7 @@ void BaselineAssembler::JumpIfPointer(Condition cc, Register value,
Label::Distance) {
ScratchRegisterScope temps(this);
Register temp = temps.AcquireScratch();
__ LoadWord(temp, operand);
__ Ld(temp, operand);
__ Branch(target, AsMasmCondition(cc), value, Operand(temp));
}
void BaselineAssembler::JumpIfSmi(Condition cc, Register value, Smi smi,
......@@ -195,7 +195,7 @@ void BaselineAssembler::JumpIfTagged(Condition cc, Register value,
// todo: compress pointer
ScratchRegisterScope temps(this);
Register scratch = temps.AcquireScratch();
__ LoadWord(scratch, operand);
__ Ld(scratch, operand);
__ Branch(target, AsMasmCondition(cc), value, Operand(scratch));
}
void BaselineAssembler::JumpIfTagged(Condition cc, MemOperand operand,
......@@ -204,7 +204,7 @@ void BaselineAssembler::JumpIfTagged(Condition cc, MemOperand operand,
// todo: compress pointer
ScratchRegisterScope temps(this);
Register scratch = temps.AcquireScratch();
__ LoadWord(scratch, operand);
__ Ld(scratch, operand);
__ Branch(target, AsMasmCondition(cc), scratch, Operand(value));
}
void BaselineAssembler::JumpIfByte(Condition cc, Register value, int32_t byte,
......@@ -219,7 +219,7 @@ void BaselineAssembler::Move(Register output, TaggedIndex value) {
__ li(output, Operand(value.ptr()));
}
void BaselineAssembler::Move(MemOperand output, Register source) {
__ StoreWord(source, output);
__ Sd(source, output);
}
void BaselineAssembler::Move(Register output, ExternalReference reference) {
__ li(output, Operand(reference));
......@@ -446,9 +446,8 @@ void BaselineAssembler::AddToInterruptBudgetAndJumpIfNotExceeded(
__ Add32(interrupt_budget, interrupt_budget, weight);
__ Sw(interrupt_budget,
FieldMemOperand(feedback_cell, FeedbackCell::kInterruptBudgetOffset));
if (skip_interrupt_label) {
if (skip_interrupt_label)
__ Branch(skip_interrupt_label, ge, interrupt_budget, Operand(zero_reg));
}
}
void BaselineAssembler::LdaContextSlot(Register context, uint32_t index,
......@@ -511,26 +510,27 @@ void BaselineAssembler::AddSmi(Register lhs, Smi rhs) {
if (SmiValuesAre31Bits()) {
__ Add32(lhs, lhs, Operand(rhs));
} else {
__ AddWord(lhs, lhs, Operand(rhs));
__ Add64(lhs, lhs, Operand(rhs));
}
}
void BaselineAssembler::Word32And(Register output, Register lhs, int rhs) {
__ And(output, lhs, Operand(rhs));
}
void BaselineAssembler::Switch(Register reg, int case_value_base,
Label** labels, int num_labels) {
ASM_CODE_COMMENT(masm_);
Label fallthrough;
if (case_value_base != 0) {
__ SubWord(reg, reg, Operand(case_value_base));
__ Sub64(reg, reg, Operand(case_value_base));
}
// Mostly copied from code-generator-riscv64.cc
ScratchRegisterScope scope(this);
Label table;
__ Branch(&fallthrough, AsMasmCondition(Condition::kUnsignedGreaterThanEqual),
reg, Operand(num_labels));
reg, Operand(int64_t(num_labels)));
int64_t imm64;
imm64 = __ branch_long_offset(&table);
CHECK(is_int32(imm64 + 0x800));
......@@ -619,4 +619,4 @@ inline void EnsureAccumulatorPreservedScope::AssertEqualToAccumulator(
} // namespace internal
} // namespace v8
#endif // V8_BASELINE_RISCV_BASELINE_ASSEMBLER_RISCV_INL_H_
#endif // V8_BASELINE_RISCV64_BASELINE_ASSEMBLER_RISCV64_INL_H_
......@@ -2,8 +2,8 @@
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef V8_BASELINE_RISCV_BASELINE_COMPILER_RISCV_INL_H_
#define V8_BASELINE_RISCV_BASELINE_COMPILER_RISCV_INL_H_
#ifndef V8_BASELINE_RISCV64_BASELINE_COMPILER_RISCV64_INL_H_
#define V8_BASELINE_RISCV64_BASELINE_COMPILER_RISCV64_INL_H_
#include "src/baseline/baseline-compiler.h"
......@@ -39,10 +39,10 @@ void BaselineCompiler::PrologueFillFrame() {
const bool has_new_target = new_target_index != kMaxInt;
if (has_new_target) {
DCHECK_LE(new_target_index, register_count);
__ masm()->AddWord(sp, sp, Operand(-(kPointerSize * new_target_index)));
__ masm()->Add64(sp, sp, Operand(-(kPointerSize * new_target_index)));
for (int i = 0; i < new_target_index; i++) {
__ masm()->StoreWord(kInterpreterAccumulatorRegister,
MemOperand(sp, i * kSystemPointerSize));
__ masm()->Sd(kInterpreterAccumulatorRegister,
MemOperand(sp, i * kSystemPointerSize));
}
// Push new_target_or_generator.
__ Push(kJavaScriptCallNewTargetRegister);
......@@ -50,25 +50,25 @@ void BaselineCompiler::PrologueFillFrame() {
}
if (register_count < 2 * kLoopUnrollSize) {
// If the frame is small enough, just unroll the frame fill completely.
__ masm()->AddWord(sp, sp, Operand(-(kPointerSize * register_count)));
__ masm()->Add64(sp, sp, Operand(-(kPointerSize * register_count)));
for (int i = 0; i < register_count; ++i) {
__ masm()->StoreWord(kInterpreterAccumulatorRegister,
MemOperand(sp, i * kSystemPointerSize));
__ masm()->Sd(kInterpreterAccumulatorRegister,
MemOperand(sp, i * kSystemPointerSize));
}
} else {
__ masm()->AddWord(sp, sp, Operand(-(kPointerSize * register_count)));
__ masm()->Add64(sp, sp, Operand(-(kPointerSize * register_count)));
for (int i = 0; i < register_count; ++i) {
__ masm()->StoreWord(kInterpreterAccumulatorRegister,
MemOperand(sp, i * kSystemPointerSize));
__ masm()->Sd(kInterpreterAccumulatorRegister,
MemOperand(sp, i * kSystemPointerSize));
}
}
}
void BaselineCompiler::VerifyFrameSize() {
ASM_CODE_COMMENT(&masm_);
__ masm()->AddWord(kScratchReg, sp,
Operand(InterpreterFrameConstants::kFixedFrameSizeFromFp +
bytecode_->frame_size()));
__ masm()->Add64(kScratchReg, sp,
Operand(InterpreterFrameConstants::kFixedFrameSizeFromFp +
bytecode_->frame_size()));
__ masm()->Assert(eq, AbortReason::kUnexpectedStackPointer, kScratchReg,
Operand(fp));
}
......@@ -79,4 +79,4 @@ void BaselineCompiler::VerifyFrameSize() {
} // namespace internal
} // namespace v8
#endif // V8_BASELINE_RISCV_BASELINE_COMPILER_RISCV_INL_H_
#endif // V8_BASELINE_RISCV64_BASELINE_COMPILER_RISCV64_INL_H_
......@@ -251,7 +251,7 @@ TF_BUILTIN(AtomicsLoad, SharedArrayBufferBuiltinsAssembler) {
BIND(&u32);
Return(ChangeUint32ToTagged(AtomicLoad<Uint32T>(
AtomicMemoryOrder::kSeqCst, backing_store, WordShl(index_word, 2))));
#if (V8_TARGET_ARCH_MIPS && !_MIPS_ARCH_MIPS32R6) || V8_TARGET_ARCH_RISCV32
#if V8_TARGET_ARCH_MIPS && !_MIPS_ARCH_MIPS32R6
BIND(&i64);
Goto(&u64);
......@@ -268,8 +268,7 @@ TF_BUILTIN(AtomicsLoad, SharedArrayBufferBuiltinsAssembler) {
BIND(&u64);
Return(BigIntFromUnsigned64(AtomicLoad64<AtomicUint64>(
AtomicMemoryOrder::kSeqCst, backing_store, WordShl(index_word, 3))));
#endif //(V8_TARGET_ARCH_MIPS && !_MIPS_ARCH_MIPS32R6) ||
// V8_TARGET_ARCH_RISCV32
#endif
// This shouldn't happen, we've already validated the type.
BIND(&other);
......@@ -524,7 +523,8 @@ TF_BUILTIN(AtomicsExchange, SharedArrayBufferBuiltinsAssembler) {
// This shouldn't happen, we've already validated the type.
BIND(&other);
Unreachable();
#endif // V8_TARGET_ARCH_MIPS || V8_TARGET_ARCH_MIPS64
#endif // V8_TARGET_ARCH_MIPS || V8_TARGET_ARCH_MIPS64 ||
// V8_TARGET_ARCH_RISCV64
BIND(&detached_or_out_of_bounds);
{
......
......@@ -25,8 +25,8 @@
#include "src/codegen/loong64/assembler-loong64.h"
#elif V8_TARGET_ARCH_S390
#include "src/codegen/s390/assembler-s390.h"
#elif V8_TARGET_ARCH_RISCV32 || V8_TARGET_ARCH_RISCV64
#include "src/codegen/riscv/assembler-riscv.h"
#elif V8_TARGET_ARCH_RISCV64
#include "src/codegen/riscv64/assembler-riscv64.h"
#else
#error Unknown architecture.
#endif
......
......@@ -25,8 +25,8 @@
#include "src/codegen/loong64/assembler-loong64-inl.h"
#elif V8_TARGET_ARCH_S390
#include "src/codegen/s390/assembler-s390-inl.h"
#elif V8_TARGET_ARCH_RISCV32 || V8_TARGET_ARCH_RISCV64
#include "src/codegen/riscv/assembler-riscv-inl.h"
#elif V8_TARGET_ARCH_RISCV64
#include "src/codegen/riscv64/assembler-riscv64-inl.h"
#else
#error Unknown architecture.
#endif
......
......@@ -459,7 +459,7 @@ void ConstantPool::MaybeCheck() {
#endif // defined(V8_TARGET_ARCH_ARM64)
#if defined(V8_TARGET_ARCH_RISCV64) || defined(V8_TARGET_ARCH_RISCV32)
#if defined(V8_TARGET_ARCH_RISCV64)
// Constant Pool.
......@@ -706,7 +706,7 @@ void ConstantPool::MaybeCheck() {
}
}
#endif // defined(V8_TARGET_ARCH_RISCV64) || defined(V8_TARGET_ARCH_RISCV32)
#endif // defined(V8_TARGET_ARCH_RISCV64)
} // namespace internal
} // namespace v8
......@@ -163,8 +163,7 @@ class ConstantPoolBuilder {
#endif // defined(V8_TARGET_ARCH_PPC) || defined(V8_TARGET_ARCH_PPC64)
#if defined(V8_TARGET_ARCH_ARM64) || defined(V8_TARGET_ARCH_RISCV64) || \
defined(V8_TARGET_ARCH_RISCV32)
#if defined(V8_TARGET_ARCH_ARM64) || defined(V8_TARGET_ARCH_RISCV64)
class ConstantPoolKey {
public:
......@@ -346,8 +345,7 @@ class ConstantPool {
int blocked_nesting_ = 0;
};
#endif // defined(V8_TARGET_ARCH_ARM64) || defined(V8_TARGET_ARCH_RISCV64) ||
// defined(V8_TARGET_ARCH_RISCV32)
#endif // defined(V8_TARGET_ARCH_ARM64)
} // namespace internal
} // namespace v8
......
......@@ -23,8 +23,8 @@
#include "src/codegen/s390/constants-s390.h"
#elif V8_TARGET_ARCH_X64
#include "src/codegen/x64/constants-x64.h"
#elif V8_TARGET_ARCH_RISCV32 || V8_TARGET_ARCH_RISCV64
#include "src/codegen/riscv/constants-riscv.h"
#elif V8_TARGET_ARCH_RISCV64
#include "src/codegen/riscv64/constants-riscv64.h"
#else
#error Unsupported target architecture.
#endif
......
......@@ -76,10 +76,6 @@ enum CpuFeature {
FPU,
FP64FPU,
RISCV_SIMD,
#elif V8_TARGET_ARCH_RISCV32
FPU,
FP64FPU,
RISCV_SIMD,
#endif
NUMBER_OF_CPU_FEATURES
......
......@@ -757,7 +757,7 @@ ExternalReference ExternalReference::invoke_accessor_getter_callback() {
#define re_stack_check_func RegExpMacroAssemblerLOONG64::CheckStackGuardState
#elif V8_TARGET_ARCH_S390
#define re_stack_check_func RegExpMacroAssemblerS390::CheckStackGuardState
#elif V8_TARGET_ARCH_RISCV32 || V8_TARGET_ARCH_RISCV64
#elif V8_TARGET_ARCH_RISCV64
#define re_stack_check_func RegExpMacroAssemblerRISCV::CheckStackGuardState
#else
UNREACHABLE();
......
......@@ -29,8 +29,8 @@
#include "src/codegen/mips/interface-descriptors-mips-inl.h"
#elif V8_TARGET_ARCH_LOONG64
#include "src/codegen/loong64/interface-descriptors-loong64-inl.h"
#elif V8_TARGET_ARCH_RISCV32 || V8_TARGET_ARCH_RISCV64
#include "src/codegen/riscv/interface-descriptors-riscv-inl.h"
#elif V8_TARGET_ARCH_RISCV64
#include "src/codegen/riscv64/interface-descriptors-riscv64-inl.h"
#else
#error Unsupported target architecture.
#endif
......@@ -336,7 +336,7 @@ constexpr auto BaselineOutOfLinePrologueDescriptor::registers() {
#if V8_TARGET_ARCH_X64 || V8_TARGET_ARCH_ARM64 || V8_TARGET_ARCH_ARM || \
V8_TARGET_ARCH_PPC || V8_TARGET_ARCH_PPC64 || V8_TARGET_ARCH_S390 || \
V8_TARGET_ARCH_RISCV64 || V8_TARGET_ARCH_MIPS64 || V8_TARGET_ARCH_MIPS || \
V8_TARGET_ARCH_LOONG64 || V8_TARGET_ARCH_RISCV32
V8_TARGET_ARCH_LOONG64
return RegisterArray(
kContextRegister, kJSFunctionRegister, kJavaScriptCallArgCountRegister,
kJavaScriptCallExtraArg1Register, kJavaScriptCallNewTargetRegister,
......@@ -357,7 +357,7 @@ constexpr auto BaselineLeaveFrameDescriptor::registers() {
#if V8_TARGET_ARCH_IA32 || V8_TARGET_ARCH_X64 || V8_TARGET_ARCH_ARM64 || \
V8_TARGET_ARCH_ARM || V8_TARGET_ARCH_PPC || V8_TARGET_ARCH_PPC64 || \
V8_TARGET_ARCH_S390 || V8_TARGET_ARCH_RISCV64 || V8_TARGET_ARCH_MIPS64 || \
V8_TARGET_ARCH_MIPS || V8_TARGET_ARCH_LOONG64 || V8_TARGET_ARCH_RISCV32
V8_TARGET_ARCH_MIPS || V8_TARGET_ARCH_LOONG64
return RegisterArray(ParamsSizeRegister(), WeightRegister());
#else
return DefaultRegisterArray();
......
......@@ -63,9 +63,9 @@ enum class SmiCheck { kOmit, kInline };
#elif V8_TARGET_ARCH_S390
#include "src/codegen/s390/constants-s390.h"
#include "src/codegen/s390/macro-assembler-s390.h"
#elif V8_TARGET_ARCH_RISCV32 || V8_TARGET_ARCH_RISCV64
#include "src/codegen/riscv/constants-riscv.h"
#include "src/codegen/riscv/macro-assembler-riscv.h"
#elif V8_TARGET_ARCH_RISCV64
#include "src/codegen/riscv64/constants-riscv64.h"
#include "src/codegen/riscv64/macro-assembler-riscv64.h"
#else
#error Unsupported target architecture.
#endif
......
......@@ -25,8 +25,8 @@
#include "src/codegen/loong64/register-loong64.h"
#elif V8_TARGET_ARCH_S390
#include "src/codegen/s390/register-s390.h"
#elif V8_TARGET_ARCH_RISCV32 || V8_TARGET_ARCH_RISCV64
#include "src/codegen/riscv/register-riscv.h"
#elif V8_TARGET_ARCH_RISCV64
#include "src/codegen/riscv64/register-riscv64.h"
#else
#error Unknown architecture.
#endif
......
......@@ -19,7 +19,7 @@ static const int kMaxAllocatableGeneralRegisterCount =
ALLOCATABLE_GENERAL_REGISTERS(REGISTER_COUNT) 0;
static const int kMaxAllocatableDoubleRegisterCount =
ALLOCATABLE_DOUBLE_REGISTERS(REGISTER_COUNT) 0;
#if V8_TARGET_ARCH_RISCV32 || V8_TARGET_ARCH_RISCV64 || V8_TARGET_ARCH_PPC64
#if V8_TARGET_ARCH_RISCV64 || V8_TARGET_ARCH_PPC64
static const int kMaxAllocatableSIMD128RegisterCount =
ALLOCATABLE_SIMD128_REGISTERS(REGISTER_COUNT) 0;
#endif
......@@ -38,17 +38,16 @@ static const int kAllocatableNoVFP32DoubleCodes[] = {
#endif // V8_TARGET_ARCH_ARM
#undef REGISTER_CODE
#if V8_TARGET_ARCH_RISCV32 || V8_TARGET_ARCH_RISCV64 || V8_TARGET_ARCH_PPC64
#if V8_TARGET_ARCH_RISCV64 || V8_TARGET_ARCH_PPC64
static const int kAllocatableSIMD128Codes[] = {
#if V8_TARGET_ARCH_RISCV64 || V8_TARGET_ARCH_RISCV32
#if V8_TARGET_ARCH_RISCV64
#define REGISTER_CODE(R) kVRCode_##R,
#else
#define REGISTER_CODE(R) kSimd128Code_##R,
#endif
ALLOCATABLE_SIMD128_REGISTERS(REGISTER_CODE)};
#undef REGISTER_CODE
#endif // V8_TARGET_ARCH_RISCV32 || V8_TARGET_ARCH_RISCV64 ||
// V8_TARGET_ARCH_PPC64
#endif // V8_TARGET_ARCH_RISCV64 || V8_TARGET_ARCH_PPC64
static_assert(RegisterConfiguration::kMaxGeneralRegisters >=
Register::kNumRegisters);
......@@ -96,8 +95,6 @@ static int get_num_allocatable_double_registers() {
kMaxAllocatableDoubleRegisterCount;
#elif V8_TARGET_ARCH_RISCV64
kMaxAllocatableDoubleRegisterCount;
#elif V8_TARGET_ARCH_RISCV32
kMaxAllocatableDoubleRegisterCount;
#else
#error Unsupported target architecture.
#endif
......@@ -107,7 +104,7 @@ static int get_num_allocatable_double_registers() {
static int get_num_allocatable_simd128_registers() {
return
#if V8_TARGET_ARCH_RISCV32 || V8_TARGET_ARCH_RISCV64 || V8_TARGET_ARCH_PPC64
#if V8_TARGET_ARCH_RISCV64 || V8_TARGET_ARCH_PPC64
kMaxAllocatableSIMD128RegisterCount;
#else
0;
......@@ -128,7 +125,7 @@ static const int* get_allocatable_double_codes() {
static const int* get_allocatable_simd128_codes() {
return
#if V8_TARGET_ARCH_RISCV32 || V8_TARGET_ARCH_RISCV64 || V8_TARGET_ARCH_PPC64
#if V8_TARGET_ARCH_RISCV64 || V8_TARGET_ARCH_PPC64
kAllocatableSIMD128Codes;
#else
kAllocatableDoubleCodes;
......
......@@ -23,8 +23,8 @@
#include "src/codegen/loong64/reglist-loong64.h"
#elif V8_TARGET_ARCH_S390
#include "src/codegen/s390/reglist-s390.h"
#elif V8_TARGET_ARCH_RISCV32 || V8_TARGET_ARCH_RISCV64
#include "src/codegen/riscv/reglist-riscv.h"
#elif V8_TARGET_ARCH_RISCV64
#include "src/codegen/riscv64/reglist-riscv64.h"
#else
#error Unknown architecture.
#endif
......
......@@ -309,11 +309,10 @@ bool RelocInfo::OffHeapTargetIsCodedSpecially() {
#if defined(V8_TARGET_ARCH_ARM) || defined(V8_TARGET_ARCH_ARM64) || \
defined(V8_TARGET_ARCH_X64)
return false;
#elif defined(V8_TARGET_ARCH_IA32) || defined(V8_TARGET_ARCH_MIPS) || \
defined(V8_TARGET_ARCH_MIPS64) || defined(V8_TARGET_ARCH_PPC) || \
defined(V8_TARGET_ARCH_PPC64) || defined(V8_TARGET_ARCH_S390) || \
defined(V8_TARGET_ARCH_RISCV64) || defined(V8_TARGET_ARCH_LOONG64) || \
defined(V8_TARGET_ARCH_RISCV32)
#elif defined(V8_TARGET_ARCH_IA32) || defined(V8_TARGET_ARCH_MIPS) || \
defined(V8_TARGET_ARCH_MIPS64) || defined(V8_TARGET_ARCH_PPC) || \
defined(V8_TARGET_ARCH_PPC64) || defined(V8_TARGET_ARCH_S390) || \
defined(V8_TARGET_ARCH_RISCV64) || defined(V8_TARGET_ARCH_LOONG64)
return true;
#endif
}
......
......@@ -72,8 +72,7 @@ class RelocInfo {
EXTERNAL_REFERENCE, // The address of an external C++ function.
INTERNAL_REFERENCE, // An address inside the same function.
// Encoded internal reference, used only on RISCV64, RISCV32, MIPS, MIPS64
// and PPC.
// Encoded internal reference, used only on RISCV64, MIPS, MIPS64 and PPC.
INTERNAL_REFERENCE_ENCODED,
// An off-heap instruction stream target. See http://goo.gl/Z2HUiM.
......
This diff is collapsed.
// Copyright (c) 1994-2006 Sun Microsystems Inc.
// All Rights Reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// - Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// - Redistribution in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// - Neither the name of Sun Microsystems or the names of contributors may
// be used to endorse or promote products derived from this software without
// specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
// IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// The original source code covered by the above license above has been
// modified significantly by Google Inc.
// Copyright 2021 the V8 project authors. All rights reserved.
#ifndef V8_CODEGEN_RISCV_BASE_ASSEMBLER_RISCV_H_
#define V8_CODEGEN_RISCV_BASE_ASSEMBLER_RISCV_H_
#include <stdio.h>
#include <memory>
#include <set>
#include "src/codegen/assembler.h"
#include "src/codegen/constant-pool.h"
#include "src/codegen/external-reference.h"
#include "src/codegen/label.h"
#include "src/codegen/riscv/constants-riscv.h"
#include "src/codegen/riscv/register-riscv.h"
#include "src/objects/contexts.h"
#include "src/objects/smi.h"
namespace v8 {
namespace internal {
#define DEBUG_PRINTF(...) \
if (FLAG_riscv_debug) { \
printf(__VA_ARGS__); \
}
class SafepointTableBuilder;
class AssemblerRiscvBase {
protected:
// Returns the branch offset to the given label from the current code
// position. Links the label to the current position if it is still unbound.
// Manages the jump elimination optimization if the second parameter is true.
enum OffsetSize : int {
kOffset21 = 21, // RISCV jal
kOffset12 = 12, // RISCV imm12
kOffset20 = 20, // RISCV imm20
kOffset13 = 13, // RISCV branch
kOffset32 = 32, // RISCV auipc + instr_I
kOffset11 = 11, // RISCV C_J
kOffset9 = 9 // RISCV compressed branch
};
virtual int32_t branch_offset_helper(Label* L, OffsetSize bits) = 0;
virtual void emit(Instr x) = 0;
virtual void emit(ShortInstr x) = 0;
virtual void emit(uint64_t x) = 0;
// Instruction generation.
// ----- Top-level instruction formats match those in the ISA manual
// (R, I, S, B, U, J). These match the formats defined in LLVM's
// RISCVInstrFormats.td.
void GenInstrR(uint8_t funct7, uint8_t funct3, BaseOpcode opcode, Register rd,
Register rs1, Register rs2);
void GenInstrR(uint8_t funct7, uint8_t funct3, BaseOpcode opcode,
FPURegister rd, FPURegister rs1, FPURegister rs2);
void GenInstrR(uint8_t funct7, uint8_t funct3, BaseOpcode opcode, Register rd,
FPURegister rs1, Register rs2);
void GenInstrR(uint8_t funct7, uint8_t funct3, BaseOpcode opcode,
FPURegister rd, Register rs1, Register rs2);
void GenInstrR(uint8_t funct7, uint8_t funct3, BaseOpcode opcode,
FPURegister rd, FPURegister rs1, Register rs2);
void GenInstrR(uint8_t funct7, uint8_t funct3, BaseOpcode opcode, Register rd,
FPURegister rs1, FPURegister rs2);
void GenInstrR4(uint8_t funct2, BaseOpcode opcode, Register rd, Register rs1,
Register rs2, Register rs3, FPURoundingMode frm);
void GenInstrR4(uint8_t funct2, BaseOpcode opcode, FPURegister rd,
FPURegister rs1, FPURegister rs2, FPURegister rs3,
FPURoundingMode frm);
void GenInstrRAtomic(uint8_t funct5, bool aq, bool rl, uint8_t funct3,
Register rd, Register rs1, Register rs2);
void GenInstrRFrm(uint8_t funct7, BaseOpcode opcode, Register rd,
Register rs1, Register rs2, FPURoundingMode frm);
void GenInstrI(uint8_t funct3, BaseOpcode opcode, Register rd, Register rs1,
int16_t imm12);
void GenInstrI(uint8_t funct3, BaseOpcode opcode, FPURegister rd,
Register rs1, int16_t imm12);
void GenInstrIShift(bool arithshift, uint8_t funct3, BaseOpcode opcode,
Register rd, Register rs1, uint8_t shamt);
void GenInstrIShiftW(bool arithshift, uint8_t funct3, BaseOpcode opcode,
Register rd, Register rs1, uint8_t shamt);
void GenInstrS(uint8_t funct3, BaseOpcode opcode, Register rs1, Register rs2,
int16_t imm12);
void GenInstrS(uint8_t funct3, BaseOpcode opcode, Register rs1,
FPURegister rs2, int16_t imm12);
void GenInstrB(uint8_t funct3, BaseOpcode opcode, Register rs1, Register rs2,
int16_t imm12);
void GenInstrU(BaseOpcode opcode, Register rd, int32_t imm20);
void GenInstrJ(BaseOpcode opcode, Register rd, int32_t imm20);
void GenInstrCR(uint8_t funct4, BaseOpcode opcode, Register rd, Register rs2);
void GenInstrCA(uint8_t funct6, BaseOpcode opcode, Register rd, uint8_t funct,
Register rs2);
void GenInstrCI(uint8_t funct3, BaseOpcode opcode, Register rd, int8_t imm6);
void GenInstrCIU(uint8_t funct3, BaseOpcode opcode, Register rd,
uint8_t uimm6);
void GenInstrCIU(uint8_t funct3, BaseOpcode opcode, FPURegister rd,
uint8_t uimm6);
void GenInstrCIW(uint8_t funct3, BaseOpcode opcode, Register rd,
uint8_t uimm8);
void GenInstrCSS(uint8_t funct3, BaseOpcode opcode, FPURegister rs2,
uint8_t uimm6);
void GenInstrCSS(uint8_t funct3, BaseOpcode opcode, Register rs2,
uint8_t uimm6);
void GenInstrCL(uint8_t funct3, BaseOpcode opcode, Register rd, Register rs1,
uint8_t uimm5);
void GenInstrCL(uint8_t funct3, BaseOpcode opcode, FPURegister rd,
Register rs1, uint8_t uimm5);
void GenInstrCS(uint8_t funct3, BaseOpcode opcode, Register rs2, Register rs1,
uint8_t uimm5);
void GenInstrCS(uint8_t funct3, BaseOpcode opcode, FPURegister rs2,
Register rs1, uint8_t uimm5);
void GenInstrCJ(uint8_t funct3, BaseOpcode opcode, uint16_t uint11);
void GenInstrCB(uint8_t funct3, BaseOpcode opcode, Register rs1,
uint8_t uimm8);
void GenInstrCBA(uint8_t funct3, uint8_t funct2, BaseOpcode opcode,
Register rs1, int8_t imm6);
// ----- Instruction class templates match those in LLVM's RISCVInstrInfo.td
void GenInstrBranchCC_rri(uint8_t funct3, Register rs1, Register rs2,
int16_t imm12);
void GenInstrLoad_ri(uint8_t funct3, Register rd, Register rs1,
int16_t imm12);
void GenInstrStore_rri(uint8_t funct3, Register rs1, Register rs2,
int16_t imm12);
void GenInstrALU_ri(uint8_t funct3, Register rd, Register rs1, int16_t imm12);
void GenInstrShift_ri(bool arithshift, uint8_t funct3, Register rd,
Register rs1, uint8_t shamt);
void GenInstrALU_rr(uint8_t funct7, uint8_t funct3, Register rd, Register rs1,
Register rs2);
void GenInstrCSR_ir(uint8_t funct3, Register rd, ControlStatusReg csr,
Register rs1);
void GenInstrCSR_ii(uint8_t funct3, Register rd, ControlStatusReg csr,
uint8_t rs1);
void GenInstrShiftW_ri(bool arithshift, uint8_t funct3, Register rd,
Register rs1, uint8_t shamt);
void GenInstrALUW_rr(uint8_t funct7, uint8_t funct3, Register rd,
Register rs1, Register rs2);
void GenInstrPriv(uint8_t funct7, Register rs1, Register rs2);
void GenInstrLoadFP_ri(uint8_t funct3, FPURegister rd, Register rs1,
int16_t imm12);
void GenInstrStoreFP_rri(uint8_t funct3, Register rs1, FPURegister rs2,
int16_t imm12);
void GenInstrALUFP_rr(uint8_t funct7, uint8_t funct3, FPURegister rd,
FPURegister rs1, FPURegister rs2);
void GenInstrALUFP_rr(uint8_t funct7, uint8_t funct3, FPURegister rd,
Register rs1, Register rs2);
void GenInstrALUFP_rr(uint8_t funct7, uint8_t funct3, FPURegister rd,
FPURegister rs1, Register rs2);
void GenInstrALUFP_rr(uint8_t funct7, uint8_t funct3, Register rd,
FPURegister rs1, Register rs2);
void GenInstrALUFP_rr(uint8_t funct7, uint8_t funct3, Register rd,
FPURegister rs1, FPURegister rs2);
virtual void BlockTrampolinePoolFor(int instructions) = 0;
};
} // namespace internal
} // namespace v8
#endif // V8_CODEGEN_RISCV_BASE_ASSEMBLER_RISCV_H_
// Copyright 2022 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "src/codegen/riscv/base-riscv-i.h"
namespace v8 {
namespace internal {
void AssemblerRISCVI::lui(Register rd, int32_t imm20) {
GenInstrU(LUI, rd, imm20);
}
void AssemblerRISCVI::auipc(Register rd, int32_t imm20) {
GenInstrU(AUIPC, rd, imm20);
}
// Jumps
void AssemblerRISCVI::jal(Register rd, int32_t imm21) {
GenInstrJ(JAL, rd, imm21);
BlockTrampolinePoolFor(1);
}
void AssemblerRISCVI::jalr(Register rd, Register rs1, int16_t imm12) {
GenInstrI(0b000, JALR, rd, rs1, imm12);
BlockTrampolinePoolFor(1);
}
// Branches
void AssemblerRISCVI::beq(Register rs1, Register rs2, int16_t imm13) {
GenInstrBranchCC_rri(0b000, rs1, rs2, imm13);
}
void AssemblerRISCVI::bne(Register rs1, Register rs2, int16_t imm13) {
GenInstrBranchCC_rri(0b001, rs1, rs2, imm13);
}
void AssemblerRISCVI::blt(Register rs1, Register rs2, int16_t imm13) {
GenInstrBranchCC_rri(0b100, rs1, rs2, imm13);
}
void AssemblerRISCVI::bge(Register rs1, Register rs2, int16_t imm13) {
GenInstrBranchCC_rri(0b101, rs1, rs2, imm13);
}
void AssemblerRISCVI::bltu(Register rs1, Register rs2, int16_t imm13) {
GenInstrBranchCC_rri(0b110, rs1, rs2, imm13);
}
void AssemblerRISCVI::bgeu(Register rs1, Register rs2, int16_t imm13) {
GenInstrBranchCC_rri(0b111, rs1, rs2, imm13);
}
// Loads
void AssemblerRISCVI::lb(Register rd, Register rs1, int16_t imm12) {
GenInstrLoad_ri(0b000, rd, rs1, imm12);
}
void AssemblerRISCVI::lh(Register rd, Register rs1, int16_t imm12) {
GenInstrLoad_ri(0b001, rd, rs1, imm12);
}
void AssemblerRISCVI::lw(Register rd, Register rs1, int16_t imm12) {
GenInstrLoad_ri(0b010, rd, rs1, imm12);
}
void AssemblerRISCVI::lbu(Register rd, Register rs1, int16_t imm12) {
GenInstrLoad_ri(0b100, rd, rs1, imm12);
}
void AssemblerRISCVI::lhu(Register rd, Register rs1, int16_t imm12) {
GenInstrLoad_ri(0b101, rd, rs1, imm12);
}
// Stores
void AssemblerRISCVI::sb(Register source, Register base, int16_t imm12) {
GenInstrStore_rri(0b000, base, source, imm12);
}
void AssemblerRISCVI::sh(Register source, Register base, int16_t imm12) {
GenInstrStore_rri(0b001, base, source, imm12);
}
void AssemblerRISCVI::sw(Register source, Register base, int16_t imm12) {
GenInstrStore_rri(0b010, base, source, imm12);
}
// Arithmetic with immediate
void AssemblerRISCVI::addi(Register rd, Register rs1, int16_t imm12) {
GenInstrALU_ri(0b000, rd, rs1, imm12);
}
void AssemblerRISCVI::slti(Register rd, Register rs1, int16_t imm12) {
GenInstrALU_ri(0b010, rd, rs1, imm12);
}
void AssemblerRISCVI::sltiu(Register rd, Register rs1, int16_t imm12) {
GenInstrALU_ri(0b011, rd, rs1, imm12);
}
void AssemblerRISCVI::xori(Register rd, Register rs1, int16_t imm12) {
GenInstrALU_ri(0b100, rd, rs1, imm12);
}
void AssemblerRISCVI::ori(Register rd, Register rs1, int16_t imm12) {
GenInstrALU_ri(0b110, rd, rs1, imm12);
}
void AssemblerRISCVI::andi(Register rd, Register rs1, int16_t imm12) {
GenInstrALU_ri(0b111, rd, rs1, imm12);
}
void AssemblerRISCVI::slli(Register rd, Register rs1, uint8_t shamt) {
GenInstrShift_ri(0, 0b001, rd, rs1, shamt & 0x3f);
}
void AssemblerRISCVI::srli(Register rd, Register rs1, uint8_t shamt) {
GenInstrShift_ri(0, 0b101, rd, rs1, shamt & 0x3f);
}
void AssemblerRISCVI::srai(Register rd, Register rs1, uint8_t shamt) {
GenInstrShift_ri(1, 0b101, rd, rs1, shamt & 0x3f);
}
// Arithmetic
void AssemblerRISCVI::add(Register rd, Register rs1, Register rs2) {
GenInstrALU_rr(0b0000000, 0b000, rd, rs1, rs2);
}
void AssemblerRISCVI::sub(Register rd, Register rs1, Register rs2) {
GenInstrALU_rr(0b0100000, 0b000, rd, rs1, rs2);
}
void AssemblerRISCVI::sll(Register rd, Register rs1, Register rs2) {
GenInstrALU_rr(0b0000000, 0b001, rd, rs1, rs2);
}
void AssemblerRISCVI::slt(Register rd, Register rs1, Register rs2) {
GenInstrALU_rr(0b0000000, 0b010, rd, rs1, rs2);
}
void AssemblerRISCVI::sltu(Register rd, Register rs1, Register rs2) {
GenInstrALU_rr(0b0000000, 0b011, rd, rs1, rs2);
}
void AssemblerRISCVI::xor_(Register rd, Register rs1, Register rs2) {
GenInstrALU_rr(0b0000000, 0b100, rd, rs1, rs2);
}
void AssemblerRISCVI::srl(Register rd, Register rs1, Register rs2) {
GenInstrALU_rr(0b0000000, 0b101, rd, rs1, rs2);
}
void AssemblerRISCVI::sra(Register rd, Register rs1, Register rs2) {
GenInstrALU_rr(0b0100000, 0b101, rd, rs1, rs2);
}
void AssemblerRISCVI::or_(Register rd, Register rs1, Register rs2) {
GenInstrALU_rr(0b0000000, 0b110, rd, rs1, rs2);
}
void AssemblerRISCVI::and_(Register rd, Register rs1, Register rs2) {
GenInstrALU_rr(0b0000000, 0b111, rd, rs1, rs2);
}
// Memory fences
void AssemblerRISCVI::fence(uint8_t pred, uint8_t succ) {
DCHECK(is_uint4(pred) && is_uint4(succ));
uint16_t imm12 = succ | (pred << 4) | (0b0000 << 8);
GenInstrI(0b000, MISC_MEM, ToRegister(0), ToRegister(0), imm12);
}
void AssemblerRISCVI::fence_tso() {
uint16_t imm12 = (0b0011) | (0b0011 << 4) | (0b1000 << 8);
GenInstrI(0b000, MISC_MEM, ToRegister(0), ToRegister(0), imm12);
}
// Environment call / break
void AssemblerRISCVI::ecall() {
GenInstrI(0b000, SYSTEM, ToRegister(0), ToRegister(0), 0);
}
void AssemblerRISCVI::ebreak() {
GenInstrI(0b000, SYSTEM, ToRegister(0), ToRegister(0), 1);
}
// This is a de facto standard (as set by GNU binutils) 32-bit unimplemented
// instruction (i.e., it should always trap, if your implementation has invalid
// instruction traps).
void AssemblerRISCVI::unimp() {
GenInstrI(0b001, SYSTEM, ToRegister(0), ToRegister(0), 0b110000000000);
}
bool AssemblerRISCVI::IsBranch(Instr instr) {
return (instr & kBaseOpcodeMask) == BRANCH;
}
bool AssemblerRISCVI::IsJump(Instr instr) {
int Op = instr & kBaseOpcodeMask;
return Op == JAL || Op == JALR;
}
bool AssemblerRISCVI::IsNop(Instr instr) { return instr == kNopByte; }
bool AssemblerRISCVI::IsJal(Instr instr) {
return (instr & kBaseOpcodeMask) == JAL;
}
bool AssemblerRISCVI::IsJalr(Instr instr) {
return (instr & kBaseOpcodeMask) == JALR;
}
bool AssemblerRISCVI::IsLui(Instr instr) {
return (instr & kBaseOpcodeMask) == LUI;
}
bool AssemblerRISCVI::IsAuipc(Instr instr) {
return (instr & kBaseOpcodeMask) == AUIPC;
}
bool AssemblerRISCVI::IsAddi(Instr instr) {
return (instr & (kBaseOpcodeMask | kFunct3Mask)) == RO_ADDI;
}
bool AssemblerRISCVI::IsOri(Instr instr) {
return (instr & (kBaseOpcodeMask | kFunct3Mask)) == RO_ORI;
}
bool AssemblerRISCVI::IsSlli(Instr instr) {
return (instr & (kBaseOpcodeMask | kFunct3Mask)) == RO_SLLI;
}
int AssemblerRISCVI::JumpOffset(Instr instr) {
int32_t imm21 = ((instr & 0x7fe00000) >> 20) | ((instr & 0x100000) >> 9) |
(instr & 0xff000) | ((instr & 0x80000000) >> 11);
imm21 = imm21 << 11 >> 11;
return imm21;
}
int AssemblerRISCVI::JalrOffset(Instr instr) {
DCHECK(IsJalr(instr));
int32_t imm12 = static_cast<int32_t>(instr & kImm12Mask) >> 20;
return imm12;
}
int AssemblerRISCVI::AuipcOffset(Instr instr) {
DCHECK(IsAuipc(instr));
int32_t imm20 = static_cast<int32_t>(instr & kImm20Mask);
return imm20;
}
bool AssemblerRISCVI::IsLw(Instr instr) {
return (instr & (kBaseOpcodeMask | kFunct3Mask)) == RO_LW;
}
int AssemblerRISCVI::LoadOffset(Instr instr) {
#if V8_TARGET_ARCH_RISCV64
DCHECK(IsLd(instr));
#elif V8_TARGET_ARCH_RISCV32
DCHECK(IsLw(instr));
#endif
int32_t imm12 = static_cast<int32_t>(instr & kImm12Mask) >> 20;
return imm12;
}
#ifdef V8_TARGET_ARCH_RISCV64
bool AssemblerRISCVI::IsAddiw(Instr instr) {
return (instr & (kBaseOpcodeMask | kFunct3Mask)) == RO_ADDIW;
}
bool AssemblerRISCVI::IsLd(Instr instr) {
return (instr & (kBaseOpcodeMask | kFunct3Mask)) == RO_LD;
}
void AssemblerRISCVI::lwu(Register rd, Register rs1, int16_t imm12) {
GenInstrLoad_ri(0b110, rd, rs1, imm12);
}
void AssemblerRISCVI::ld(Register rd, Register rs1, int16_t imm12) {
GenInstrLoad_ri(0b011, rd, rs1, imm12);
}
void AssemblerRISCVI::sd(Register source, Register base, int16_t imm12) {
GenInstrStore_rri(0b011, base, source, imm12);
}
void AssemblerRISCVI::addiw(Register rd, Register rs1, int16_t imm12) {
GenInstrI(0b000, OP_IMM_32, rd, rs1, imm12);
}
void AssemblerRISCVI::slliw(Register rd, Register rs1, uint8_t shamt) {
GenInstrShiftW_ri(0, 0b001, rd, rs1, shamt & 0x1f);
}
void AssemblerRISCVI::srliw(Register rd, Register rs1, uint8_t shamt) {
GenInstrShiftW_ri(0, 0b101, rd, rs1, shamt & 0x1f);
}
void AssemblerRISCVI::sraiw(Register rd, Register rs1, uint8_t shamt) {
GenInstrShiftW_ri(1, 0b101, rd, rs1, shamt & 0x1f);
}
void AssemblerRISCVI::addw(Register rd, Register rs1, Register rs2) {
GenInstrALUW_rr(0b0000000, 0b000, rd, rs1, rs2);
}
void AssemblerRISCVI::subw(Register rd, Register rs1, Register rs2) {
GenInstrALUW_rr(0b0100000, 0b000, rd, rs1, rs2);
}
void AssemblerRISCVI::sllw(Register rd, Register rs1, Register rs2) {
GenInstrALUW_rr(0b0000000, 0b001, rd, rs1, rs2);
}
void AssemblerRISCVI::srlw(Register rd, Register rs1, Register rs2) {
GenInstrALUW_rr(0b0000000, 0b101, rd, rs1, rs2);
}
void AssemblerRISCVI::sraw(Register rd, Register rs1, Register rs2) {
GenInstrALUW_rr(0b0100000, 0b101, rd, rs1, rs2);
}
#endif
} // namespace internal
} // namespace v8
// Copyright 2022 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "src/codegen/assembler.h"
#include "src/codegen/riscv/base-assembler-riscv.h"
#include "src/codegen/riscv/constant-riscv-i.h"
#include "src/codegen/riscv/register-riscv.h"
#ifndef V8_CODEGEN_RISCV_BASE_RISCV_I_H_
#define V8_CODEGEN_RISCV_BASE_RISCV_I_H_
namespace v8 {
namespace internal {
class AssemblerRISCVI : public AssemblerRiscvBase {
public:
void lui(Register rd, int32_t imm20);
void auipc(Register rd, int32_t imm20);
// Jumps
void jal(Register rd, int32_t imm20);
void jalr(Register rd, Register rs1, int16_t imm12);
// Branches
void beq(Register rs1, Register rs2, int16_t imm12);
void bne(Register rs1, Register rs2, int16_t imm12);
void blt(Register rs1, Register rs2, int16_t imm12);
void bge(Register rs1, Register rs2, int16_t imm12);
void bltu(Register rs1, Register rs2, int16_t imm12);
void bgeu(Register rs1, Register rs2, int16_t imm12);
// Loads
void lb(Register rd, Register rs1, int16_t imm12);
void lh(Register rd, Register rs1, int16_t imm12);
void lw(Register rd, Register rs1, int16_t imm12);
void lbu(Register rd, Register rs1, int16_t imm12);
void lhu(Register rd, Register rs1, int16_t imm12);
// Stores
void sb(Register source, Register base, int16_t imm12);
void sh(Register source, Register base, int16_t imm12);
void sw(Register source, Register base, int16_t imm12);
// Arithmetic with immediate
void addi(Register rd, Register rs1, int16_t imm12);
void slti(Register rd, Register rs1, int16_t imm12);
void sltiu(Register rd, Register rs1, int16_t imm12);
void xori(Register rd, Register rs1, int16_t imm12);
void ori(Register rd, Register rs1, int16_t imm12);
void andi(Register rd, Register rs1, int16_t imm12);
void slli(Register rd, Register rs1, uint8_t shamt);
void srli(Register rd, Register rs1, uint8_t shamt);
void srai(Register rd, Register rs1, uint8_t shamt);
// Arithmetic
void add(Register rd, Register rs1, Register rs2);
void sub(Register rd, Register rs1, Register rs2);
void sll(Register rd, Register rs1, Register rs2);
void slt(Register rd, Register rs1, Register rs2);
void sltu(Register rd, Register rs1, Register rs2);
void xor_(Register rd, Register rs1, Register rs2);
void srl(Register rd, Register rs1, Register rs2);
void sra(Register rd, Register rs1, Register rs2);
void or_(Register rd, Register rs1, Register rs2);
void and_(Register rd, Register rs1, Register rs2);
// Other pseudo instructions that are not part of RISCV pseudo assemly
void nor(Register rd, Register rs, Register rt) {
or_(rd, rs, rt);
not_(rd, rd);
}
// Memory fences
void fence(uint8_t pred, uint8_t succ);
void fence_tso();
// Environment call / break
void ecall();
void ebreak();
void sync() { fence(0b1111, 0b1111); }
// This is a de facto standard (as set by GNU binutils) 32-bit unimplemented
// instruction (i.e., it should always trap, if your implementation has
// invalid instruction traps).
void unimp();
static int JumpOffset(Instr instr);
static int AuipcOffset(Instr instr);
static int JalrOffset(Instr instr);
static int LoadOffset(Instr instr);
// Check if an instruction is a branch of some kind.
static bool IsBranch(Instr instr);
static bool IsNop(Instr instr);
static bool IsJump(Instr instr);
static bool IsJal(Instr instr);
static bool IsJalr(Instr instr);
static bool IsLui(Instr instr);
static bool IsAuipc(Instr instr);
static bool IsAddi(Instr instr);
static bool IsOri(Instr instr);
static bool IsSlli(Instr instr);
static bool IsLw(Instr instr);
inline int32_t branch_offset(Label* L) {
return branch_offset_helper(L, OffsetSize::kOffset13);
}
inline int32_t jump_offset(Label* L) {
return branch_offset_helper(L, OffsetSize::kOffset21);
}
// Branches
void beq(Register rs1, Register rs2, Label* L) {
beq(rs1, rs2, branch_offset(L));
}
void bne(Register rs1, Register rs2, Label* L) {
bne(rs1, rs2, branch_offset(L));
}
void blt(Register rs1, Register rs2, Label* L) {
blt(rs1, rs2, branch_offset(L));
}
void bge(Register rs1, Register rs2, Label* L) {
bge(rs1, rs2, branch_offset(L));
}
void bltu(Register rs1, Register rs2, Label* L) {
bltu(rs1, rs2, branch_offset(L));
}
void bgeu(Register rs1, Register rs2, Label* L) {
bgeu(rs1, rs2, branch_offset(L));
}
void beqz(Register rs, int16_t imm13) { beq(rs, zero_reg, imm13); }
void beqz(Register rs1, Label* L) { beqz(rs1, branch_offset(L)); }
void bnez(Register rs, int16_t imm13) { bne(rs, zero_reg, imm13); }
void bnez(Register rs1, Label* L) { bnez(rs1, branch_offset(L)); }
void blez(Register rs, int16_t imm13) { bge(zero_reg, rs, imm13); }
void blez(Register rs1, Label* L) { blez(rs1, branch_offset(L)); }
void bgez(Register rs, int16_t imm13) { bge(rs, zero_reg, imm13); }
void bgez(Register rs1, Label* L) { bgez(rs1, branch_offset(L)); }
void bltz(Register rs, int16_t imm13) { blt(rs, zero_reg, imm13); }
void bltz(Register rs1, Label* L) { bltz(rs1, branch_offset(L)); }
void bgtz(Register rs, int16_t imm13) { blt(zero_reg, rs, imm13); }
void bgtz(Register rs1, Label* L) { bgtz(rs1, branch_offset(L)); }
void bgt(Register rs1, Register rs2, int16_t imm13) { blt(rs2, rs1, imm13); }
void bgt(Register rs1, Register rs2, Label* L) {
bgt(rs1, rs2, branch_offset(L));
}
void ble(Register rs1, Register rs2, int16_t imm13) { bge(rs2, rs1, imm13); }
void ble(Register rs1, Register rs2, Label* L) {
ble(rs1, rs2, branch_offset(L));
}
void bgtu(Register rs1, Register rs2, int16_t imm13) {
bltu(rs2, rs1, imm13);
}
void bgtu(Register rs1, Register rs2, Label* L) {
bgtu(rs1, rs2, branch_offset(L));
}
void bleu(Register rs1, Register rs2, int16_t imm13) {
bgeu(rs2, rs1, imm13);
}
void bleu(Register rs1, Register rs2, Label* L) {
bleu(rs1, rs2, branch_offset(L));
}
void j(int32_t imm21) { jal(zero_reg, imm21); }
void j(Label* L) { j(jump_offset(L)); }
void b(Label* L) { j(L); }
void jal(int32_t imm21) { jal(ra, imm21); }
void jal(Label* L) { jal(jump_offset(L)); }
void jr(Register rs) { jalr(zero_reg, rs, 0); }
void jr(Register rs, int32_t imm12) { jalr(zero_reg, rs, imm12); }
void jalr(Register rs, int32_t imm12) { jalr(ra, rs, imm12); }
void jalr(Register rs) { jalr(ra, rs, 0); }
void ret() { jalr(zero_reg, ra, 0); }
void call(int32_t offset) {
auipc(ra, (offset >> 12) + ((offset & 0x800) >> 11));
jalr(ra, ra, offset << 20 >> 20);
}
void mv(Register rd, Register rs) { addi(rd, rs, 0); }
void not_(Register rd, Register rs) { xori(rd, rs, -1); }
void neg(Register rd, Register rs) { sub(rd, zero_reg, rs); }
void seqz(Register rd, Register rs) { sltiu(rd, rs, 1); }
void snez(Register rd, Register rs) { sltu(rd, zero_reg, rs); }
void sltz(Register rd, Register rs) { slt(rd, rs, zero_reg); }
void sgtz(Register rd, Register rs) { slt(rd, zero_reg, rs); }
#if V8_TARGET_ARCH_RISCV64
void lwu(Register rd, Register rs1, int16_t imm12);
void ld(Register rd, Register rs1, int16_t imm12);
void sd(Register source, Register base, int16_t imm12);
void addiw(Register rd, Register rs1, int16_t imm12);
void slliw(Register rd, Register rs1, uint8_t shamt);
void srliw(Register rd, Register rs1, uint8_t shamt);
void sraiw(Register rd, Register rs1, uint8_t shamt);
void addw(Register rd, Register rs1, Register rs2);
void subw(Register rd, Register rs1, Register rs2);
void sllw(Register rd, Register rs1, Register rs2);
void srlw(Register rd, Register rs1, Register rs2);
void sraw(Register rd, Register rs1, Register rs2);
void negw(Register rd, Register rs) { subw(rd, zero_reg, rs); }
void sext_w(Register rd, Register rs) { addiw(rd, rs, 0); }
static bool IsAddiw(Instr instr);
static bool IsLd(Instr instr);
#endif
};
} // namespace internal
} // namespace v8
#endif // V8_CODEGEN_RISCV_BASE_RISCV_I_H_
// Copyright 2022 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef V8_CODEGEN_RISCV_CONSTANT_RISCV_A_H_
#define V8_CODEGEN_RISCV_CONSTANT_RISCV_A_H_
#include "src/codegen/riscv/base-constants-riscv.h"
namespace v8 {
namespace internal {
enum OpcodeRISCVA : uint32_t {
// RV32A Standard Extension
RO_LR_W = AMO | (0b010 << kFunct3Shift) | (0b00010 << kFunct5Shift),
RO_SC_W = AMO | (0b010 << kFunct3Shift) | (0b00011 << kFunct5Shift),
RO_AMOSWAP_W = AMO | (0b010 << kFunct3Shift) | (0b00001 << kFunct5Shift),
RO_AMOADD_W = AMO | (0b010 << kFunct3Shift) | (0b00000 << kFunct5Shift),
RO_AMOXOR_W = AMO | (0b010 << kFunct3Shift) | (0b00100 << kFunct5Shift),
RO_AMOAND_W = AMO | (0b010 << kFunct3Shift) | (0b01100 << kFunct5Shift),
RO_AMOOR_W = AMO | (0b010 << kFunct3Shift) | (0b01000 << kFunct5Shift),
RO_AMOMIN_W = AMO | (0b010 << kFunct3Shift) | (0b10000 << kFunct5Shift),
RO_AMOMAX_W = AMO | (0b010 << kFunct3Shift) | (0b10100 << kFunct5Shift),
RO_AMOMINU_W = AMO | (0b010 << kFunct3Shift) | (0b11000 << kFunct5Shift),
RO_AMOMAXU_W = AMO | (0b010 << kFunct3Shift) | (0b11100 << kFunct5Shift),
#ifdef V8_TARGET_ARCH_RISCV64
// RV64A Standard Extension (in addition to RV32A)
RO_LR_D = AMO | (0b011 << kFunct3Shift) | (0b00010 << kFunct5Shift),
RO_SC_D = AMO | (0b011 << kFunct3Shift) | (0b00011 << kFunct5Shift),
RO_AMOSWAP_D = AMO | (0b011 << kFunct3Shift) | (0b00001 << kFunct5Shift),
RO_AMOADD_D = AMO | (0b011 << kFunct3Shift) | (0b00000 << kFunct5Shift),
RO_AMOXOR_D = AMO | (0b011 << kFunct3Shift) | (0b00100 << kFunct5Shift),
RO_AMOAND_D = AMO | (0b011 << kFunct3Shift) | (0b01100 << kFunct5Shift),
RO_AMOOR_D = AMO | (0b011 << kFunct3Shift) | (0b01000 << kFunct5Shift),
RO_AMOMIN_D = AMO | (0b011 << kFunct3Shift) | (0b10000 << kFunct5Shift),
RO_AMOMAX_D = AMO | (0b011 << kFunct3Shift) | (0b10100 << kFunct5Shift),
RO_AMOMINU_D = AMO | (0b011 << kFunct3Shift) | (0b11000 << kFunct5Shift),
RO_AMOMAXU_D = AMO | (0b011 << kFunct3Shift) | (0b11100 << kFunct5Shift),
#endif // V8_TARGET_ARCH_RISCV64
};
} // namespace internal
} // namespace v8
#endif // V8_CODEGEN_RISCV_CONSTANT_RISCV_A_H_
// Copyright 2022 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef V8_CODEGEN_RISCV_CONSTANT_RISCV_C_H_
#define V8_CODEGEN_RISCV_CONSTANT_RISCV_C_H_
#include "src/codegen/riscv/base-constants-riscv.h"
namespace v8 {
namespace internal {
enum OpcodeRISCVC : uint32_t {
RO_C_ADDI4SPN = C0 | (0b000 << kRvcFunct3Shift),
RO_C_ADDI16SP = C1 | (0b011 << kRvcFunct3Shift),
RO_C_LW = C0 | (0b010 << kRvcFunct3Shift),
RO_C_SW = C0 | (0b110 << kRvcFunct3Shift),
RO_C_NOP_ADDI = C1 | (0b000 << kRvcFunct3Shift),
RO_C_LI = C1 | (0b010 << kRvcFunct3Shift),
RO_C_SUB = C1 | (0b100011 << kRvcFunct6Shift) | (FUNCT2_0 << kRvcFunct2Shift),
RO_C_XOR = C1 | (0b100011 << kRvcFunct6Shift) | (FUNCT2_1 << kRvcFunct2Shift),
RO_C_OR = C1 | (0b100011 << kRvcFunct6Shift) | (FUNCT2_2 << kRvcFunct2Shift),
RO_C_AND = C1 | (0b100011 << kRvcFunct6Shift) | (FUNCT2_3 << kRvcFunct2Shift),
RO_C_LUI_ADD = C1 | (0b011 << kRvcFunct3Shift),
RO_C_MISC_ALU = C1 | (0b100 << kRvcFunct3Shift),
RO_C_J = C1 | (0b101 << kRvcFunct3Shift),
RO_C_BEQZ = C1 | (0b110 << kRvcFunct3Shift),
RO_C_BNEZ = C1 | (0b111 << kRvcFunct3Shift),
RO_C_SLLI = C2 | (0b000 << kRvcFunct3Shift),
RO_C_LWSP = C2 | (0b010 << kRvcFunct3Shift),
RO_C_JR_MV_ADD = C2 | (0b100 << kRvcFunct3Shift),
RO_C_JR = C2 | (0b1000 << kRvcFunct4Shift),
RO_C_MV = C2 | (0b1000 << kRvcFunct4Shift),
RO_C_EBREAK = C2 | (0b1001 << kRvcFunct4Shift),
RO_C_JALR = C2 | (0b1001 << kRvcFunct4Shift),
RO_C_ADD = C2 | (0b1001 << kRvcFunct4Shift),
RO_C_SWSP = C2 | (0b110 << kRvcFunct3Shift),
RO_C_FSD = C0 | (0b101 << kRvcFunct3Shift),
RO_C_FLD = C0 | (0b001 << kRvcFunct3Shift),
RO_C_FLDSP = C2 | (0b001 << kRvcFunct3Shift),
RO_C_FSDSP = C2 | (0b101 << kRvcFunct3Shift),
#ifdef V8_TARGET_ARCH_RISCV64
RO_C_LD = C0 | (0b011 << kRvcFunct3Shift),
RO_C_SD = C0 | (0b111 << kRvcFunct3Shift),
RO_C_LDSP = C2 | (0b011 << kRvcFunct3Shift),
RO_C_SDSP = C2 | (0b111 << kRvcFunct3Shift),
RO_C_ADDIW = C1 | (0b001 << kRvcFunct3Shift),
RO_C_SUBW =
C1 | (0b100111 << kRvcFunct6Shift) | (FUNCT2_0 << kRvcFunct2Shift),
RO_C_ADDW =
C1 | (0b100111 << kRvcFunct6Shift) | (FUNCT2_1 << kRvcFunct2Shift),
#endif
#ifdef V8_TARGET_ARCH_RISCV32
RO_C_FLWSP = C2 | (0b011 << kRvcFunct3Shift),
RO_C_FSWSP = C2 | (0b111 << kRvcFunct3Shift),
RO_C_FLW = C0 | (0b011 << kRvcFunct3Shift),
RO_C_FSW = C0 | (0b111 << kRvcFunct3Shift),
#endif
};
} // namespace internal
} // namespace v8
#endif // V8_CODEGEN_RISCV_CONSTANT_RISCV_C_H_
// Copyright 2022 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef V8_CODEGEN_RISCV_CONSTANT_RISCV_D_H_
#define V8_CODEGEN_RISCV_CONSTANT_RISCV_D_H_
#include "src/codegen/riscv/base-constants-riscv.h"
namespace v8 {
namespace internal {
enum OpcodeRISCVD : uint32_t {
// RV32D Standard Extension
RO_FLD = LOAD_FP | (0b011 << kFunct3Shift),
RO_FSD = STORE_FP | (0b011 << kFunct3Shift),
RO_FMADD_D = MADD | (0b01 << kFunct2Shift),
RO_FMSUB_D = MSUB | (0b01 << kFunct2Shift),
RO_FNMSUB_D = NMSUB | (0b01 << kFunct2Shift),
RO_FNMADD_D = NMADD | (0b01 << kFunct2Shift),
RO_FADD_D = OP_FP | (0b0000001 << kFunct7Shift),
RO_FSUB_D = OP_FP | (0b0000101 << kFunct7Shift),
RO_FMUL_D = OP_FP | (0b0001001 << kFunct7Shift),
RO_FDIV_D = OP_FP | (0b0001101 << kFunct7Shift),
RO_FSQRT_D = OP_FP | (0b0101101 << kFunct7Shift) | (0b00000 << kRs2Shift),
RO_FSGNJ_D = OP_FP | (0b000 << kFunct3Shift) | (0b0010001 << kFunct7Shift),
RO_FSGNJN_D = OP_FP | (0b001 << kFunct3Shift) | (0b0010001 << kFunct7Shift),
RO_FSQNJX_D = OP_FP | (0b010 << kFunct3Shift) | (0b0010001 << kFunct7Shift),
RO_FMIN_D = OP_FP | (0b000 << kFunct3Shift) | (0b0010101 << kFunct7Shift),
RO_FMAX_D = OP_FP | (0b001 << kFunct3Shift) | (0b0010101 << kFunct7Shift),
RO_FCVT_S_D = OP_FP | (0b0100000 << kFunct7Shift) | (0b00001 << kRs2Shift),
RO_FCVT_D_S = OP_FP | (0b0100001 << kFunct7Shift) | (0b00000 << kRs2Shift),
RO_FEQ_D = OP_FP | (0b010 << kFunct3Shift) | (0b1010001 << kFunct7Shift),
RO_FLT_D = OP_FP | (0b001 << kFunct3Shift) | (0b1010001 << kFunct7Shift),
RO_FLE_D = OP_FP | (0b000 << kFunct3Shift) | (0b1010001 << kFunct7Shift),
RO_FCLASS_D = OP_FP | (0b001 << kFunct3Shift) | (0b1110001 << kFunct7Shift) |
(0b00000 << kRs2Shift),
RO_FCVT_W_D = OP_FP | (0b1100001 << kFunct7Shift) | (0b00000 << kRs2Shift),
RO_FCVT_WU_D = OP_FP | (0b1100001 << kFunct7Shift) | (0b00001 << kRs2Shift),
RO_FCVT_D_W = OP_FP | (0b1101001 << kFunct7Shift) | (0b00000 << kRs2Shift),
RO_FCVT_D_WU = OP_FP | (0b1101001 << kFunct7Shift) | (0b00001 << kRs2Shift),
#ifdef V8_TARGET_ARCH_RISCV64
// RV64D Standard Extension (in addition to RV32D)
RO_FCVT_L_D = OP_FP | (0b1100001 << kFunct7Shift) | (0b00010 << kRs2Shift),
RO_FCVT_LU_D = OP_FP | (0b1100001 << kFunct7Shift) | (0b00011 << kRs2Shift),
RO_FMV_X_D = OP_FP | (0b000 << kFunct3Shift) | (0b1110001 << kFunct7Shift) |
(0b00000 << kRs2Shift),
RO_FCVT_D_L = OP_FP | (0b1101001 << kFunct7Shift) | (0b00010 << kRs2Shift),
RO_FCVT_D_LU = OP_FP | (0b1101001 << kFunct7Shift) | (0b00011 << kRs2Shift),
RO_FMV_D_X = OP_FP | (0b000 << kFunct3Shift) | (0b1111001 << kFunct7Shift) |
(0b00000 << kRs2Shift),
#endif
};
} // namespace internal
} // namespace v8
#endif // V8_CODEGEN_RISCV_CONSTANT_RISCV_D_H_
// Copyright 2022 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef V8_CODEGEN_RISCV_CONSTANT_RISCV_F_H_
#define V8_CODEGEN_RISCV_CONSTANT_RISCV_F_H_
#include "src/codegen/riscv/base-constants-riscv.h"
namespace v8 {
namespace internal {
enum OpcodeRISCVF : uint32_t {
// RV32F Standard Extension
RO_FLW = LOAD_FP | (0b010 << kFunct3Shift),
RO_FSW = STORE_FP | (0b010 << kFunct3Shift),
RO_FMADD_S = MADD | (0b00 << kFunct2Shift),
RO_FMSUB_S = MSUB | (0b00 << kFunct2Shift),
RO_FNMSUB_S = NMSUB | (0b00 << kFunct2Shift),
RO_FNMADD_S = NMADD | (0b00 << kFunct2Shift),
RO_FADD_S = OP_FP | (0b0000000 << kFunct7Shift),
RO_FSUB_S = OP_FP | (0b0000100 << kFunct7Shift),
RO_FMUL_S = OP_FP | (0b0001000 << kFunct7Shift),
RO_FDIV_S = OP_FP | (0b0001100 << kFunct7Shift),
RO_FSQRT_S = OP_FP | (0b0101100 << kFunct7Shift) | (0b00000 << kRs2Shift),
RO_FSGNJ_S = OP_FP | (0b000 << kFunct3Shift) | (0b0010000 << kFunct7Shift),
RO_FSGNJN_S = OP_FP | (0b001 << kFunct3Shift) | (0b0010000 << kFunct7Shift),
RO_FSQNJX_S = OP_FP | (0b010 << kFunct3Shift) | (0b0010000 << kFunct7Shift),
RO_FMIN_S = OP_FP | (0b000 << kFunct3Shift) | (0b0010100 << kFunct7Shift),
RO_FMAX_S = OP_FP | (0b001 << kFunct3Shift) | (0b0010100 << kFunct7Shift),
RO_FCVT_W_S = OP_FP | (0b1100000 << kFunct7Shift) | (0b00000 << kRs2Shift),
RO_FCVT_WU_S = OP_FP | (0b1100000 << kFunct7Shift) | (0b00001 << kRs2Shift),
RO_FMV = OP_FP | (0b1110000 << kFunct7Shift) | (0b000 << kFunct3Shift) |
(0b00000 << kRs2Shift),
RO_FEQ_S = OP_FP | (0b010 << kFunct3Shift) | (0b1010000 << kFunct7Shift),
RO_FLT_S = OP_FP | (0b001 << kFunct3Shift) | (0b1010000 << kFunct7Shift),
RO_FLE_S = OP_FP | (0b000 << kFunct3Shift) | (0b1010000 << kFunct7Shift),
RO_FCLASS_S = OP_FP | (0b001 << kFunct3Shift) | (0b1110000 << kFunct7Shift),
RO_FCVT_S_W = OP_FP | (0b1101000 << kFunct7Shift) | (0b00000 << kRs2Shift),
RO_FCVT_S_WU = OP_FP | (0b1101000 << kFunct7Shift) | (0b00001 << kRs2Shift),
RO_FMV_W_X = OP_FP | (0b000 << kFunct3Shift) | (0b1111000 << kFunct7Shift),
#ifdef V8_TARGET_ARCH_RISCV64
// RV64F Standard Extension (in addition to RV32F)
RO_FCVT_L_S = OP_FP | (0b1100000 << kFunct7Shift) | (0b00010 << kRs2Shift),
RO_FCVT_LU_S = OP_FP | (0b1100000 << kFunct7Shift) | (0b00011 << kRs2Shift),
RO_FCVT_S_L = OP_FP | (0b1101000 << kFunct7Shift) | (0b00010 << kRs2Shift),
RO_FCVT_S_LU = OP_FP | (0b1101000 << kFunct7Shift) | (0b00011 << kRs2Shift),
#endif // V8_TARGET_ARCH_RISCV64
};
} // namespace internal
} // namespace v8
#endif // V8_CODEGEN_RISCV_CONSTANT_RISCV_F_H_
// Copyright 2022 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef V8_CODEGEN_RISCV_CONSTANT_RISCV_I_H_
#define V8_CODEGEN_RISCV_CONSTANT_RISCV_I_H_
#include "src/codegen/riscv/base-constants-riscv.h"
namespace v8 {
namespace internal {
enum OpcodeRISCV32I : uint32_t {
// Note use RO (RiscV Opcode) prefix
// RV32I Base Instruction Set
RO_LUI = LUI,
RO_AUIPC = AUIPC,
RO_JAL = JAL,
RO_JALR = JALR | (0b000 << kFunct3Shift),
RO_BEQ = BRANCH | (0b000 << kFunct3Shift),
RO_BNE = BRANCH | (0b001 << kFunct3Shift),
RO_BLT = BRANCH | (0b100 << kFunct3Shift),
RO_BGE = BRANCH | (0b101 << kFunct3Shift),
RO_BLTU = BRANCH | (0b110 << kFunct3Shift),
RO_BGEU = BRANCH | (0b111 << kFunct3Shift),
RO_LB = LOAD | (0b000 << kFunct3Shift),
RO_LH = LOAD | (0b001 << kFunct3Shift),
RO_LW = LOAD | (0b010 << kFunct3Shift),
RO_LBU = LOAD | (0b100 << kFunct3Shift),
RO_LHU = LOAD | (0b101 << kFunct3Shift),
RO_SB = STORE | (0b000 << kFunct3Shift),
RO_SH = STORE | (0b001 << kFunct3Shift),
RO_SW = STORE | (0b010 << kFunct3Shift),
RO_ADDI = OP_IMM | (0b000 << kFunct3Shift),
RO_SLTI = OP_IMM | (0b010 << kFunct3Shift),
RO_SLTIU = OP_IMM | (0b011 << kFunct3Shift),
RO_XORI = OP_IMM | (0b100 << kFunct3Shift),
RO_ORI = OP_IMM | (0b110 << kFunct3Shift),
RO_ANDI = OP_IMM | (0b111 << kFunct3Shift),
RO_SLLI = OP_IMM | (0b001 << kFunct3Shift),
RO_SRLI = OP_IMM | (0b101 << kFunct3Shift),
// RO_SRAI = OP_IMM | (0b101 << kFunct3Shift), // Same as SRLI, use func7
RO_ADD = OP | (0b000 << kFunct3Shift) | (0b0000000 << kFunct7Shift),
RO_SUB = OP | (0b000 << kFunct3Shift) | (0b0100000 << kFunct7Shift),
RO_SLL = OP | (0b001 << kFunct3Shift) | (0b0000000 << kFunct7Shift),
RO_SLT = OP | (0b010 << kFunct3Shift) | (0b0000000 << kFunct7Shift),
RO_SLTU = OP | (0b011 << kFunct3Shift) | (0b0000000 << kFunct7Shift),
RO_XOR = OP | (0b100 << kFunct3Shift) | (0b0000000 << kFunct7Shift),
RO_SRL = OP | (0b101 << kFunct3Shift) | (0b0000000 << kFunct7Shift),
RO_SRA = OP | (0b101 << kFunct3Shift) | (0b0100000 << kFunct7Shift),
RO_OR = OP | (0b110 << kFunct3Shift) | (0b0000000 << kFunct7Shift),
RO_AND = OP | (0b111 << kFunct3Shift) | (0b0000000 << kFunct7Shift),
RO_FENCE = MISC_MEM | (0b000 << kFunct3Shift),
RO_ECALL = SYSTEM | (0b000 << kFunct3Shift),
// RO_EBREAK = SYSTEM | (0b000 << kFunct3Shift), // Same as ECALL, use imm12
#if V8_TARGET_ARCH_RISCV64
// RV64I Base Instruction Set (in addition to RV32I)
RO_LWU = LOAD | (0b110 << kFunct3Shift),
RO_LD = LOAD | (0b011 << kFunct3Shift),
RO_SD = STORE | (0b011 << kFunct3Shift),
RO_ADDIW = OP_IMM_32 | (0b000 << kFunct3Shift),
RO_SLLIW = OP_IMM_32 | (0b001 << kFunct3Shift),
RO_SRLIW = OP_IMM_32 | (0b101 << kFunct3Shift),
// RO_SRAIW = OP_IMM_32 | (0b101 << kFunct3Shift), // Same as SRLIW, use func7
RO_ADDW = OP_32 | (0b000 << kFunct3Shift) | (0b0000000 << kFunct7Shift),
RO_SUBW = OP_32 | (0b000 << kFunct3Shift) | (0b0100000 << kFunct7Shift),
RO_SLLW = OP_32 | (0b001 << kFunct3Shift) | (0b0000000 << kFunct7Shift),
RO_SRLW = OP_32 | (0b101 << kFunct3Shift) | (0b0000000 << kFunct7Shift),
RO_SRAW = OP_32 | (0b101 << kFunct3Shift) | (0b0100000 << kFunct7Shift),
#endif
};
} // namespace internal
} // namespace v8
#endif // V8_CODEGEN_RISCV_CONSTANT_RISCV_I_H_
// Copyright 2022 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef V8_CODEGEN_RISCV_CONSTANT_RISCV_M_H_
#define V8_CODEGEN_RISCV_CONSTANT_RISCV_M_H_
#include "src/codegen/riscv/base-constants-riscv.h"
namespace v8 {
namespace internal {
enum OpcodeRISCVM : uint32_t {
// RV32M Standard Extension
RO_MUL = OP | (0b000 << kFunct3Shift) | (0b0000001 << kFunct7Shift),
RO_MULH = OP | (0b001 << kFunct3Shift) | (0b0000001 << kFunct7Shift),
RO_MULHSU = OP | (0b010 << kFunct3Shift) | (0b0000001 << kFunct7Shift),
RO_MULHU = OP | (0b011 << kFunct3Shift) | (0b0000001 << kFunct7Shift),
RO_DIV = OP | (0b100 << kFunct3Shift) | (0b0000001 << kFunct7Shift),
RO_DIVU = OP | (0b101 << kFunct3Shift) | (0b0000001 << kFunct7Shift),
RO_REM = OP | (0b110 << kFunct3Shift) | (0b0000001 << kFunct7Shift),
RO_REMU = OP | (0b111 << kFunct3Shift) | (0b0000001 << kFunct7Shift),
#ifdef V8_TARGET_ARCH_RISCV64
// RV64M Standard Extension (in addition to RV32M)
RO_MULW = OP_32 | (0b000 << kFunct3Shift) | (0b0000001 << kFunct7Shift),
RO_DIVW = OP_32 | (0b100 << kFunct3Shift) | (0b0000001 << kFunct7Shift),
RO_DIVUW = OP_32 | (0b101 << kFunct3Shift) | (0b0000001 << kFunct7Shift),
RO_REMW = OP_32 | (0b110 << kFunct3Shift) | (0b0000001 << kFunct7Shift),
RO_REMUW = OP_32 | (0b111 << kFunct3Shift) | (0b0000001 << kFunct7Shift),
#endif
};
} // namespace internal
} // namespace v8
#endif // V8_CODEGEN_RISCV_CONSTANT_RISCV_M_H_
This diff is collapsed.
// Copyright 2022 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef V8_CODEGEN_RISCV_CONSTANT_RISCV_ZICSR_H_
#define V8_CODEGEN_RISCV_CONSTANT_RISCV_ZICSR_H_
#include "src/codegen/riscv/base-constants-riscv.h"
namespace v8 {
namespace internal {
// RISCV CSR related bit mask and shift
const int kFcsrFlagsBits = 5;
const uint32_t kFcsrFlagsMask = (1 << kFcsrFlagsBits) - 1;
const int kFcsrFrmBits = 3;
const int kFcsrFrmShift = kFcsrFlagsBits;
const uint32_t kFcsrFrmMask = ((1 << kFcsrFrmBits) - 1) << kFcsrFrmShift;
const int kFcsrBits = kFcsrFlagsBits + kFcsrFrmBits;
const uint32_t kFcsrMask = kFcsrFlagsMask | kFcsrFrmMask;
enum OpcodeRISCVZICSR : uint32_t {
// RV32/RV64 Zicsr Standard Extension
RO_CSRRW = SYSTEM | (0b001 << kFunct3Shift),
RO_CSRRS = SYSTEM | (0b010 << kFunct3Shift),
RO_CSRRC = SYSTEM | (0b011 << kFunct3Shift),
RO_CSRRWI = SYSTEM | (0b101 << kFunct3Shift),
RO_CSRRSI = SYSTEM | (0b110 << kFunct3Shift),
RO_CSRRCI = SYSTEM | (0b111 << kFunct3Shift),
};
} // namespace internal
} // namespace v8
#endif // V8_CODEGEN_RISCV_CONSTANT_RISCV_ZICSR_H_
// Copyright 2022 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef V8_CODEGEN_RISCV_CONSTANT_RISCV_ZIFENCEI_H_
#define V8_CODEGEN_RISCV_CONSTANT_RISCV_ZIFENCEI_H_
#include "src/codegen/riscv/base-constants-riscv.h"
namespace v8 {
namespace internal {
enum OpcodeRISCVIFENCEI : uint32_t {
RO_FENCE_I = MISC_MEM | (0b001 << kFunct3Shift),
};
}
} // namespace v8
#endif // V8_CODEGEN_RISCV_CONSTANT_RISCV_ZIFENCEI_H_
// Copyright 2021 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef V8_CODEGEN_RISCV_CONSTANTS_RISCV_H_
#define V8_CODEGEN_RISCV_CONSTANTS_RISCV_H_
#include "src/codegen/riscv/base-constants-riscv.h"
#include "src/codegen/riscv/constant-riscv-a.h"
#include "src/codegen/riscv/constant-riscv-c.h"
#include "src/codegen/riscv/constant-riscv-d.h"
#include "src/codegen/riscv/constant-riscv-f.h"
#include "src/codegen/riscv/constant-riscv-i.h"
#include "src/codegen/riscv/constant-riscv-m.h"
#include "src/codegen/riscv/constant-riscv-v.h"
#include "src/codegen/riscv/constant-riscv-zicsr.h"
#include "src/codegen/riscv/constant-riscv-zifencei.h"
namespace v8 {
namespace internal {} // namespace internal
} // namespace v8
#endif // V8_CODEGEN_RISCV_CONSTANTS_RISCV_H_
// Copyright 2022 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "src/codegen/riscv/extension-riscv-a.h"
namespace v8 {
namespace internal {
// RV32A Standard Extension
void AssemblerRISCVA::lr_w(bool aq, bool rl, Register rd, Register rs1) {
GenInstrRAtomic(0b00010, aq, rl, 0b010, rd, rs1, zero_reg);
}
void AssemblerRISCVA::sc_w(bool aq, bool rl, Register rd, Register rs1,
Register rs2) {
GenInstrRAtomic(0b00011, aq, rl, 0b010, rd, rs1, rs2);
}
void AssemblerRISCVA::amoswap_w(bool aq, bool rl, Register rd, Register rs1,
Register rs2) {
GenInstrRAtomic(0b00001, aq, rl, 0b010, rd, rs1, rs2);
}
void AssemblerRISCVA::amoadd_w(bool aq, bool rl, Register rd, Register rs1,
Register rs2) {
GenInstrRAtomic(0b00000, aq, rl, 0b010, rd, rs1, rs2);
}
void AssemblerRISCVA::amoxor_w(bool aq, bool rl, Register rd, Register rs1,
Register rs2) {
GenInstrRAtomic(0b00100, aq, rl, 0b010, rd, rs1, rs2);
}
void AssemblerRISCVA::amoand_w(bool aq, bool rl, Register rd, Register rs1,
Register rs2) {
GenInstrRAtomic(0b01100, aq, rl, 0b010, rd, rs1, rs2);
}
void AssemblerRISCVA::amoor_w(bool aq, bool rl, Register rd, Register rs1,
Register rs2) {
GenInstrRAtomic(0b01000, aq, rl, 0b010, rd, rs1, rs2);
}
void AssemblerRISCVA::amomin_w(bool aq, bool rl, Register rd, Register rs1,
Register rs2) {
GenInstrRAtomic(0b10000, aq, rl, 0b010, rd, rs1, rs2);
}
void AssemblerRISCVA::amomax_w(bool aq, bool rl, Register rd, Register rs1,
Register rs2) {
GenInstrRAtomic(0b10100, aq, rl, 0b010, rd, rs1, rs2);
}
void AssemblerRISCVA::amominu_w(bool aq, bool rl, Register rd, Register rs1,
Register rs2) {
GenInstrRAtomic(0b11000, aq, rl, 0b010, rd, rs1, rs2);
}
void AssemblerRISCVA::amomaxu_w(bool aq, bool rl, Register rd, Register rs1,
Register rs2) {
GenInstrRAtomic(0b11100, aq, rl, 0b010, rd, rs1, rs2);
}
// RV64A Standard Extension (in addition to RV32A)
#ifdef V8_TARGET_ARCH_RISCV64
void AssemblerRISCVA::lr_d(bool aq, bool rl, Register rd, Register rs1) {
GenInstrRAtomic(0b00010, aq, rl, 0b011, rd, rs1, zero_reg);
}
void AssemblerRISCVA::sc_d(bool aq, bool rl, Register rd, Register rs1,
Register rs2) {
GenInstrRAtomic(0b00011, aq, rl, 0b011, rd, rs1, rs2);
}
void AssemblerRISCVA::amoswap_d(bool aq, bool rl, Register rd, Register rs1,
Register rs2) {
GenInstrRAtomic(0b00001, aq, rl, 0b011, rd, rs1, rs2);
}
void AssemblerRISCVA::amoadd_d(bool aq, bool rl, Register rd, Register rs1,
Register rs2) {
GenInstrRAtomic(0b00000, aq, rl, 0b011, rd, rs1, rs2);
}
void AssemblerRISCVA::amoxor_d(bool aq, bool rl, Register rd, Register rs1,
Register rs2) {
GenInstrRAtomic(0b00100, aq, rl, 0b011, rd, rs1, rs2);
}
void AssemblerRISCVA::amoand_d(bool aq, bool rl, Register rd, Register rs1,
Register rs2) {
GenInstrRAtomic(0b01100, aq, rl, 0b011, rd, rs1, rs2);
}
void AssemblerRISCVA::amoor_d(bool aq, bool rl, Register rd, Register rs1,
Register rs2) {
GenInstrRAtomic(0b01000, aq, rl, 0b011, rd, rs1, rs2);
}
void AssemblerRISCVA::amomin_d(bool aq, bool rl, Register rd, Register rs1,
Register rs2) {
GenInstrRAtomic(0b10000, aq, rl, 0b011, rd, rs1, rs2);
}
void AssemblerRISCVA::amomax_d(bool aq, bool rl, Register rd, Register rs1,
Register rs2) {
GenInstrRAtomic(0b10100, aq, rl, 0b011, rd, rs1, rs2);
}
void AssemblerRISCVA::amominu_d(bool aq, bool rl, Register rd, Register rs1,
Register rs2) {
GenInstrRAtomic(0b11000, aq, rl, 0b011, rd, rs1, rs2);
}
void AssemblerRISCVA::amomaxu_d(bool aq, bool rl, Register rd, Register rs1,
Register rs2) {
GenInstrRAtomic(0b11100, aq, rl, 0b011, rd, rs1, rs2);
}
#endif
} // namespace internal
} // namespace v8
// Copyright 2022 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "src/codegen/assembler.h"
#include "src/codegen/riscv/base-assembler-riscv.h"
#include "src/codegen/riscv/constant-riscv-a.h"
#include "src/codegen/riscv/register-riscv.h"
#ifndef V8_CODEGEN_RISCV_EXTENSION_RISCV_A_H_
#define V8_CODEGEN_RISCV_EXTENSION_RISCV_A_H_
namespace v8 {
namespace internal {
class AssemblerRISCVA : public AssemblerRiscvBase {
// RV32A Standard Extension
public:
void lr_w(bool aq, bool rl, Register rd, Register rs1);
void sc_w(bool aq, bool rl, Register rd, Register rs1, Register rs2);
void amoswap_w(bool aq, bool rl, Register rd, Register rs1, Register rs2);
void amoadd_w(bool aq, bool rl, Register rd, Register rs1, Register rs2);
void amoxor_w(bool aq, bool rl, Register rd, Register rs1, Register rs2);
void amoand_w(bool aq, bool rl, Register rd, Register rs1, Register rs2);
void amoor_w(bool aq, bool rl, Register rd, Register rs1, Register rs2);
void amomin_w(bool aq, bool rl, Register rd, Register rs1, Register rs2);
void amomax_w(bool aq, bool rl, Register rd, Register rs1, Register rs2);
void amominu_w(bool aq, bool rl, Register rd, Register rs1, Register rs2);
void amomaxu_w(bool aq, bool rl, Register rd, Register rs1, Register rs2);
#ifdef V8_TARGET_ARCH_RISCV64
// RV64A Standard Extension (in addition to RV32A)
void lr_d(bool aq, bool rl, Register rd, Register rs1);
void sc_d(bool aq, bool rl, Register rd, Register rs1, Register rs2);
void amoswap_d(bool aq, bool rl, Register rd, Register rs1, Register rs2);
void amoadd_d(bool aq, bool rl, Register rd, Register rs1, Register rs2);
void amoxor_d(bool aq, bool rl, Register rd, Register rs1, Register rs2);
void amoand_d(bool aq, bool rl, Register rd, Register rs1, Register rs2);
void amoor_d(bool aq, bool rl, Register rd, Register rs1, Register rs2);
void amomin_d(bool aq, bool rl, Register rd, Register rs1, Register rs2);
void amomax_d(bool aq, bool rl, Register rd, Register rs1, Register rs2);
void amominu_d(bool aq, bool rl, Register rd, Register rs1, Register rs2);
void amomaxu_d(bool aq, bool rl, Register rd, Register rs1, Register rs2);
#endif
};
} // namespace internal
} // namespace v8
#endif // V8_CODEGEN_RISCV_EXTENSION_RISCV_A_H_
// Copyright 2022 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "src/codegen/riscv/extension-riscv-c.h"
namespace v8 {
namespace internal {
// RV64C Standard Extension
void AssemblerRISCVC::c_nop() { GenInstrCI(0b000, C1, zero_reg, 0); }
void AssemblerRISCVC::c_addi(Register rd, int8_t imm6) {
DCHECK(rd != zero_reg && imm6 != 0);
GenInstrCI(0b000, C1, rd, imm6);
}
#ifdef V8_TARGET_ARCH_RISCV64
void AssemblerRISCVC::c_addiw(Register rd, int8_t imm6) {
DCHECK(rd != zero_reg);
GenInstrCI(0b001, C1, rd, imm6);
}
#endif
void AssemblerRISCVC::c_addi16sp(int16_t imm10) {
DCHECK(is_int10(imm10) && (imm10 & 0xf) == 0);
uint8_t uimm6 = ((imm10 & 0x200) >> 4) | (imm10 & 0x10) |
((imm10 & 0x40) >> 3) | ((imm10 & 0x180) >> 6) |
((imm10 & 0x20) >> 5);
GenInstrCIU(0b011, C1, sp, uimm6);
}
void AssemblerRISCVC::c_addi4spn(Register rd, int16_t uimm10) {
DCHECK(is_uint10(uimm10) && (uimm10 != 0));
uint8_t uimm8 = ((uimm10 & 0x4) >> 1) | ((uimm10 & 0x8) >> 3) |
((uimm10 & 0x30) << 2) | ((uimm10 & 0x3c0) >> 4);
GenInstrCIW(0b000, C0, rd, uimm8);
}
void AssemblerRISCVC::c_li(Register rd, int8_t imm6) {
DCHECK(rd != zero_reg);
GenInstrCI(0b010, C1, rd, imm6);
}
void AssemblerRISCVC::c_lui(Register rd, int8_t imm6) {
DCHECK(rd != zero_reg && rd != sp && imm6 != 0);
GenInstrCI(0b011, C1, rd, imm6);
}
void AssemblerRISCVC::c_slli(Register rd, uint8_t shamt6) {
DCHECK(rd != zero_reg && shamt6 != 0);
GenInstrCIU(0b000, C2, rd, shamt6);
}
void AssemblerRISCVC::c_fldsp(FPURegister rd, uint16_t uimm9) {
DCHECK(is_uint9(uimm9) && (uimm9 & 0x7) == 0);
uint8_t uimm6 = (uimm9 & 0x38) | ((uimm9 & 0x1c0) >> 6);
GenInstrCIU(0b001, C2, rd, uimm6);
}
#ifdef V8_TARGET_ARCH_RISCV64
void AssemblerRISCVC::c_ldsp(Register rd, uint16_t uimm9) {
DCHECK(rd != zero_reg && is_uint9(uimm9) && (uimm9 & 0x7) == 0);
uint8_t uimm6 = (uimm9 & 0x38) | ((uimm9 & 0x1c0) >> 6);
GenInstrCIU(0b011, C2, rd, uimm6);
}
#endif
void AssemblerRISCVC::c_lwsp(Register rd, uint16_t uimm8) {
DCHECK(rd != zero_reg && is_uint8(uimm8) && (uimm8 & 0x3) == 0);
uint8_t uimm6 = (uimm8 & 0x3c) | ((uimm8 & 0xc0) >> 6);
GenInstrCIU(0b010, C2, rd, uimm6);
}
void AssemblerRISCVC::c_jr(Register rs1) {
DCHECK(rs1 != zero_reg);
GenInstrCR(0b1000, C2, rs1, zero_reg);
BlockTrampolinePoolFor(1);
}
void AssemblerRISCVC::c_mv(Register rd, Register rs2) {
DCHECK(rd != zero_reg && rs2 != zero_reg);
GenInstrCR(0b1000, C2, rd, rs2);
}
void AssemblerRISCVC::c_ebreak() { GenInstrCR(0b1001, C2, zero_reg, zero_reg); }
void AssemblerRISCVC::c_jalr(Register rs1) {
DCHECK(rs1 != zero_reg);
GenInstrCR(0b1001, C2, rs1, zero_reg);
BlockTrampolinePoolFor(1);
}
void AssemblerRISCVC::c_add(Register rd, Register rs2) {
DCHECK(rd != zero_reg && rs2 != zero_reg);
GenInstrCR(0b1001, C2, rd, rs2);
}
// CA Instructions
void AssemblerRISCVC::c_sub(Register rd, Register rs2) {
DCHECK(((rd.code() & 0b11000) == 0b01000) &&
((rs2.code() & 0b11000) == 0b01000));
GenInstrCA(0b100011, C1, rd, 0b00, rs2);
}
void AssemblerRISCVC::c_xor(Register rd, Register rs2) {
DCHECK(((rd.code() & 0b11000) == 0b01000) &&
((rs2.code() & 0b11000) == 0b01000));
GenInstrCA(0b100011, C1, rd, 0b01, rs2);
}
void AssemblerRISCVC::c_or(Register rd, Register rs2) {
DCHECK(((rd.code() & 0b11000) == 0b01000) &&
((rs2.code() & 0b11000) == 0b01000));
GenInstrCA(0b100011, C1, rd, 0b10, rs2);
}
void AssemblerRISCVC::c_and(Register rd, Register rs2) {
DCHECK(((rd.code() & 0b11000) == 0b01000) &&
((rs2.code() & 0b11000) == 0b01000));
GenInstrCA(0b100011, C1, rd, 0b11, rs2);
}
#ifdef V8_TARGET_ARCH_RISCV64
void AssemblerRISCVC::c_subw(Register rd, Register rs2) {
DCHECK(((rd.code() & 0b11000) == 0b01000) &&
((rs2.code() & 0b11000) == 0b01000));
GenInstrCA(0b100111, C1, rd, 0b00, rs2);
}
void AssemblerRISCVC::c_addw(Register rd, Register rs2) {
DCHECK(((rd.code() & 0b11000) == 0b01000) &&
((rs2.code() & 0b11000) == 0b01000));
GenInstrCA(0b100111, C1, rd, 0b01, rs2);
}
#endif
void AssemblerRISCVC::c_swsp(Register rs2, uint16_t uimm8) {
DCHECK(is_uint8(uimm8) && (uimm8 & 0x3) == 0);
uint8_t uimm6 = (uimm8 & 0x3c) | ((uimm8 & 0xc0) >> 6);
GenInstrCSS(0b110, C2, rs2, uimm6);
}
#ifdef V8_TARGET_ARCH_RISCV64
void AssemblerRISCVC::c_sdsp(Register rs2, uint16_t uimm9) {
DCHECK(is_uint9(uimm9) && (uimm9 & 0x7) == 0);
uint8_t uimm6 = (uimm9 & 0x38) | ((uimm9 & 0x1c0) >> 6);
GenInstrCSS(0b111, C2, rs2, uimm6);
}
#endif
void AssemblerRISCVC::c_fsdsp(FPURegister rs2, uint16_t uimm9) {
DCHECK(is_uint9(uimm9) && (uimm9 & 0x7) == 0);
uint8_t uimm6 = (uimm9 & 0x38) | ((uimm9 & 0x1c0) >> 6);
GenInstrCSS(0b101, C2, rs2, uimm6);
}
// CL Instructions
void AssemblerRISCVC::c_lw(Register rd, Register rs1, uint16_t uimm7) {
DCHECK(((rd.code() & 0b11000) == 0b01000) &&
((rs1.code() & 0b11000) == 0b01000) && is_uint7(uimm7) &&
((uimm7 & 0x3) == 0));
uint8_t uimm5 =
((uimm7 & 0x4) >> 1) | ((uimm7 & 0x40) >> 6) | ((uimm7 & 0x38) >> 1);
GenInstrCL(0b010, C0, rd, rs1, uimm5);
}
#ifdef V8_TARGET_ARCH_RISCV64
void AssemblerRISCVC::c_ld(Register rd, Register rs1, uint16_t uimm8) {
DCHECK(((rd.code() & 0b11000) == 0b01000) &&
((rs1.code() & 0b11000) == 0b01000) && is_uint8(uimm8) &&
((uimm8 & 0x7) == 0));
uint8_t uimm5 = ((uimm8 & 0x38) >> 1) | ((uimm8 & 0xc0) >> 6);
GenInstrCL(0b011, C0, rd, rs1, uimm5);
}
#endif
void AssemblerRISCVC::c_fld(FPURegister rd, Register rs1, uint16_t uimm8) {
DCHECK(((rd.code() & 0b11000) == 0b01000) &&
((rs1.code() & 0b11000) == 0b01000) && is_uint8(uimm8) &&
((uimm8 & 0x7) == 0));
uint8_t uimm5 = ((uimm8 & 0x38) >> 1) | ((uimm8 & 0xc0) >> 6);
GenInstrCL(0b001, C0, rd, rs1, uimm5);
}
// CS Instructions
void AssemblerRISCVC::c_sw(Register rs2, Register rs1, uint16_t uimm7) {
DCHECK(((rs2.code() & 0b11000) == 0b01000) &&
((rs1.code() & 0b11000) == 0b01000) && is_uint7(uimm7) &&
((uimm7 & 0x3) == 0));
uint8_t uimm5 =
((uimm7 & 0x4) >> 1) | ((uimm7 & 0x40) >> 6) | ((uimm7 & 0x38) >> 1);
GenInstrCS(0b110, C0, rs2, rs1, uimm5);
}
#ifdef V8_TARGET_ARCH_RISCV64
void AssemblerRISCVC::c_sd(Register rs2, Register rs1, uint16_t uimm8) {
DCHECK(((rs2.code() & 0b11000) == 0b01000) &&
((rs1.code() & 0b11000) == 0b01000) && is_uint8(uimm8) &&
((uimm8 & 0x7) == 0));
uint8_t uimm5 = ((uimm8 & 0x38) >> 1) | ((uimm8 & 0xc0) >> 6);
GenInstrCS(0b111, C0, rs2, rs1, uimm5);
}
#endif
void AssemblerRISCVC::c_fsd(FPURegister rs2, Register rs1, uint16_t uimm8) {
DCHECK(((rs2.code() & 0b11000) == 0b01000) &&
((rs1.code() & 0b11000) == 0b01000) && is_uint8(uimm8) &&
((uimm8 & 0x7) == 0));
uint8_t uimm5 = ((uimm8 & 0x38) >> 1) | ((uimm8 & 0xc0) >> 6);
GenInstrCS(0b101, C0, rs2, rs1, uimm5);
}
// CJ Instructions
void AssemblerRISCVC::c_j(int16_t imm12) {
DCHECK(is_int12(imm12));
int16_t uimm11 = ((imm12 & 0x800) >> 1) | ((imm12 & 0x400) >> 4) |
((imm12 & 0x300) >> 1) | ((imm12 & 0x80) >> 3) |
((imm12 & 0x40) >> 1) | ((imm12 & 0x20) >> 5) |
((imm12 & 0x10) << 5) | (imm12 & 0xe);
GenInstrCJ(0b101, C1, uimm11);
BlockTrampolinePoolFor(1);
}
// CB Instructions
void AssemblerRISCVC::c_bnez(Register rs1, int16_t imm9) {
DCHECK(((rs1.code() & 0b11000) == 0b01000) && is_int9(imm9));
uint8_t uimm8 = ((imm9 & 0x20) >> 5) | ((imm9 & 0x6)) | ((imm9 & 0xc0) >> 3) |
((imm9 & 0x18) << 2) | ((imm9 & 0x100) >> 1);
GenInstrCB(0b111, C1, rs1, uimm8);
}
void AssemblerRISCVC::c_beqz(Register rs1, int16_t imm9) {
DCHECK(((rs1.code() & 0b11000) == 0b01000) && is_int9(imm9));
uint8_t uimm8 = ((imm9 & 0x20) >> 5) | ((imm9 & 0x6)) | ((imm9 & 0xc0) >> 3) |
((imm9 & 0x18) << 2) | ((imm9 & 0x100) >> 1);
GenInstrCB(0b110, C1, rs1, uimm8);
}
void AssemblerRISCVC::c_srli(Register rs1, int8_t shamt6) {
DCHECK(((rs1.code() & 0b11000) == 0b01000) && is_int6(shamt6));
GenInstrCBA(0b100, 0b00, C1, rs1, shamt6);
}
void AssemblerRISCVC::c_srai(Register rs1, int8_t shamt6) {
DCHECK(((rs1.code() & 0b11000) == 0b01000) && is_int6(shamt6));
GenInstrCBA(0b100, 0b01, C1, rs1, shamt6);
}
void AssemblerRISCVC::c_andi(Register rs1, int8_t imm6) {
DCHECK(((rs1.code() & 0b11000) == 0b01000) && is_int6(imm6));
GenInstrCBA(0b100, 0b10, C1, rs1, imm6);
}
bool AssemblerRISCVC::IsCJal(Instr instr) {
return (instr & kRvcOpcodeMask) == RO_C_J;
}
bool AssemblerRISCVC::IsCBranch(Instr instr) {
int Op = instr & kRvcOpcodeMask;
return Op == RO_C_BNEZ || Op == RO_C_BEQZ;
}
int AssemblerRISCVC::CJumpOffset(Instr instr) {
int32_t imm12 = ((instr & 0x4) << 3) | ((instr & 0x38) >> 2) |
((instr & 0x40) << 1) | ((instr & 0x80) >> 1) |
((instr & 0x100) << 2) | ((instr & 0x600) >> 1) |
((instr & 0x800) >> 7) | ((instr & 0x1000) >> 1);
imm12 = imm12 << 20 >> 20;
return imm12;
}
} // namespace internal
} // namespace v8
// Copyright 2022 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "src/codegen/assembler.h"
#include "src/codegen/riscv/base-assembler-riscv.h"
#include "src/codegen/riscv/constant-riscv-c.h"
#include "src/codegen/riscv/register-riscv.h"
#ifndef V8_CODEGEN_RISCV_EXTENSION_RISCV_C_H_
#define V8_CODEGEN_RISCV_EXTENSION_RISCV_C_H_
namespace v8 {
namespace internal {
class AssemblerRISCVC : public AssemblerRiscvBase {
// RV64C Standard Extension
public:
void c_nop();
void c_addi(Register rd, int8_t imm6);
void c_addi16sp(int16_t imm10);
void c_addi4spn(Register rd, int16_t uimm10);
void c_li(Register rd, int8_t imm6);
void c_lui(Register rd, int8_t imm6);
void c_slli(Register rd, uint8_t shamt6);
void c_lwsp(Register rd, uint16_t uimm8);
void c_jr(Register rs1);
void c_mv(Register rd, Register rs2);
void c_ebreak();
void c_jalr(Register rs1);
void c_j(int16_t imm12);
void c_add(Register rd, Register rs2);
void c_sub(Register rd, Register rs2);
void c_and(Register rd, Register rs2);
void c_xor(Register rd, Register rs2);
void c_or(Register rd, Register rs2);
void c_swsp(Register rs2, uint16_t uimm8);
void c_lw(Register rd, Register rs1, uint16_t uimm7);
void c_sw(Register rs2, Register rs1, uint16_t uimm7);
void c_bnez(Register rs1, int16_t imm9);
void c_beqz(Register rs1, int16_t imm9);
void c_srli(Register rs1, int8_t shamt6);
void c_srai(Register rs1, int8_t shamt6);
void c_andi(Register rs1, int8_t imm6);
void c_fld(FPURegister rd, Register rs1, uint16_t uimm8);
void c_fsd(FPURegister rs2, Register rs1, uint16_t uimm8);
void c_fldsp(FPURegister rd, uint16_t uimm9);
void c_fsdsp(FPURegister rs2, uint16_t uimm9);
#ifdef V8_TARGET_ARCH_RISCV64
void c_ld(Register rd, Register rs1, uint16_t uimm8);
void c_sd(Register rs2, Register rs1, uint16_t uimm8);
void c_subw(Register rd, Register rs2);
void c_addw(Register rd, Register rs2);
void c_addiw(Register rd, int8_t imm6);
void c_ldsp(Register rd, uint16_t uimm9);
void c_sdsp(Register rs2, uint16_t uimm9);
#endif
int CJumpOffset(Instr instr);
static bool IsCBranch(Instr instr);
static bool IsCJal(Instr instr);
inline int16_t cjump_offset(Label* L) {
return (int16_t)branch_offset_helper(L, OffsetSize::kOffset11);
}
inline int32_t cbranch_offset(Label* L) {
return branch_offset_helper(L, OffsetSize::kOffset9);
}
void c_j(Label* L) { c_j(cjump_offset(L)); }
void c_bnez(Register rs1, Label* L) { c_bnez(rs1, cbranch_offset(L)); }
void c_beqz(Register rs1, Label* L) { c_beqz(rs1, cbranch_offset(L)); }
};
} // namespace internal
} // namespace v8
#endif // V8_CODEGEN_RISCV_EXTENSION_RISCV_C_H_
// Copyright 2022 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "src/codegen/riscv/extension-riscv-d.h"
namespace v8 {
namespace internal {
// RV32D Standard Extension
void AssemblerRISCVD::fld(FPURegister rd, Register rs1, int16_t imm12) {
GenInstrLoadFP_ri(0b011, rd, rs1, imm12);
}
void AssemblerRISCVD::fsd(FPURegister source, Register base, int16_t imm12) {
GenInstrStoreFP_rri(0b011, base, source, imm12);
}
void AssemblerRISCVD::fmadd_d(FPURegister rd, FPURegister rs1, FPURegister rs2,
FPURegister rs3, FPURoundingMode frm) {
GenInstrR4(0b01, MADD, rd, rs1, rs2, rs3, frm);
}
void AssemblerRISCVD::fmsub_d(FPURegister rd, FPURegister rs1, FPURegister rs2,
FPURegister rs3, FPURoundingMode frm) {
GenInstrR4(0b01, MSUB, rd, rs1, rs2, rs3, frm);
}
void AssemblerRISCVD::fnmsub_d(FPURegister rd, FPURegister rs1, FPURegister rs2,
FPURegister rs3, FPURoundingMode frm) {
GenInstrR4(0b01, NMSUB, rd, rs1, rs2, rs3, frm);
}
void AssemblerRISCVD::fnmadd_d(FPURegister rd, FPURegister rs1, FPURegister rs2,
FPURegister rs3, FPURoundingMode frm) {
GenInstrR4(0b01, NMADD, rd, rs1, rs2, rs3, frm);
}
void AssemblerRISCVD::fadd_d(FPURegister rd, FPURegister rs1, FPURegister rs2,
FPURoundingMode frm) {
GenInstrALUFP_rr(0b0000001, frm, rd, rs1, rs2);
}
void AssemblerRISCVD::fsub_d(FPURegister rd, FPURegister rs1, FPURegister rs2,
FPURoundingMode frm) {
GenInstrALUFP_rr(0b0000101, frm, rd, rs1, rs2);
}
void AssemblerRISCVD::fmul_d(FPURegister rd, FPURegister rs1, FPURegister rs2,
FPURoundingMode frm) {
GenInstrALUFP_rr(0b0001001, frm, rd, rs1, rs2);
}
void AssemblerRISCVD::fdiv_d(FPURegister rd, FPURegister rs1, FPURegister rs2,
FPURoundingMode frm) {
GenInstrALUFP_rr(0b0001101, frm, rd, rs1, rs2);
}
void AssemblerRISCVD::fsqrt_d(FPURegister rd, FPURegister rs1,
FPURoundingMode frm) {
GenInstrALUFP_rr(0b0101101, frm, rd, rs1, zero_reg);
}
void AssemblerRISCVD::fsgnj_d(FPURegister rd, FPURegister rs1,
FPURegister rs2) {
GenInstrALUFP_rr(0b0010001, 0b000, rd, rs1, rs2);
}
void AssemblerRISCVD::fsgnjn_d(FPURegister rd, FPURegister rs1,
FPURegister rs2) {
GenInstrALUFP_rr(0b0010001, 0b001, rd, rs1, rs2);
}
void AssemblerRISCVD::fsgnjx_d(FPURegister rd, FPURegister rs1,
FPURegister rs2) {
GenInstrALUFP_rr(0b0010001, 0b010, rd, rs1, rs2);
}
void AssemblerRISCVD::fmin_d(FPURegister rd, FPURegister rs1, FPURegister rs2) {
GenInstrALUFP_rr(0b0010101, 0b000, rd, rs1, rs2);
}
void AssemblerRISCVD::fmax_d(FPURegister rd, FPURegister rs1, FPURegister rs2) {
GenInstrALUFP_rr(0b0010101, 0b001, rd, rs1, rs2);
}
void AssemblerRISCVD::fcvt_s_d(FPURegister rd, FPURegister rs1,
FPURoundingMode frm) {
GenInstrALUFP_rr(0b0100000, frm, rd, rs1, ToRegister(1));
}
void AssemblerRISCVD::fcvt_d_s(FPURegister rd, FPURegister rs1,
FPURoundingMode frm) {
GenInstrALUFP_rr(0b0100001, frm, rd, rs1, zero_reg);
}
void AssemblerRISCVD::feq_d(Register rd, FPURegister rs1, FPURegister rs2) {
GenInstrALUFP_rr(0b1010001, 0b010, rd, rs1, rs2);
}
void AssemblerRISCVD::flt_d(Register rd, FPURegister rs1, FPURegister rs2) {
GenInstrALUFP_rr(0b1010001, 0b001, rd, rs1, rs2);
}
void AssemblerRISCVD::fle_d(Register rd, FPURegister rs1, FPURegister rs2) {
GenInstrALUFP_rr(0b1010001, 0b000, rd, rs1, rs2);
}
void AssemblerRISCVD::fclass_d(Register rd, FPURegister rs1) {
GenInstrALUFP_rr(0b1110001, 0b001, rd, rs1, zero_reg);
}
void AssemblerRISCVD::fcvt_w_d(Register rd, FPURegister rs1,
FPURoundingMode frm) {
GenInstrALUFP_rr(0b1100001, frm, rd, rs1, zero_reg);
}
void AssemblerRISCVD::fcvt_wu_d(Register rd, FPURegister rs1,
FPURoundingMode frm) {
GenInstrALUFP_rr(0b1100001, frm, rd, rs1, ToRegister(1));
}
void AssemblerRISCVD::fcvt_d_w(FPURegister rd, Register rs1,
FPURoundingMode frm) {
GenInstrALUFP_rr(0b1101001, frm, rd, rs1, zero_reg);
}
void AssemblerRISCVD::fcvt_d_wu(FPURegister rd, Register rs1,
FPURoundingMode frm) {
GenInstrALUFP_rr(0b1101001, frm, rd, rs1, ToRegister(1));
}
#ifdef V8_TARGET_ARCH_RISCV64
// RV64D Standard Extension (in addition to RV32D)
void AssemblerRISCVD::fcvt_l_d(Register rd, FPURegister rs1,
FPURoundingMode frm) {
GenInstrALUFP_rr(0b1100001, frm, rd, rs1, ToRegister(2));
}
void AssemblerRISCVD::fcvt_lu_d(Register rd, FPURegister rs1,
FPURoundingMode frm) {
GenInstrALUFP_rr(0b1100001, frm, rd, rs1, ToRegister(3));
}
void AssemblerRISCVD::fmv_x_d(Register rd, FPURegister rs1) {
GenInstrALUFP_rr(0b1110001, 0b000, rd, rs1, zero_reg);
}
void AssemblerRISCVD::fcvt_d_l(FPURegister rd, Register rs1,
FPURoundingMode frm) {
GenInstrALUFP_rr(0b1101001, frm, rd, rs1, ToRegister(2));
}
void AssemblerRISCVD::fcvt_d_lu(FPURegister rd, Register rs1,
FPURoundingMode frm) {
GenInstrALUFP_rr(0b1101001, frm, rd, rs1, ToRegister(3));
}
void AssemblerRISCVD::fmv_d_x(FPURegister rd, Register rs1) {
GenInstrALUFP_rr(0b1111001, 0b000, rd, rs1, zero_reg);
}
#endif
} // namespace internal
} // namespace v8
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......@@ -121,7 +121,7 @@ namespace {
#define CALLEE_SAVE_REGISTERS r6, r7, r8, r9, r10, ip, r13
#define CALLEE_SAVE_FP_REGISTERS d8, d9, d10, d11, d12, d13, d14, d15
#elif V8_TARGET_ARCH_RISCV32 || V8_TARGET_ARCH_RISCV64
#elif V8_TARGET_ARCH_RISCV64
// ===========================================================================
// == riscv64 =================================================================
// ===========================================================================
......
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