| // Copyright 2017 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_WASM_BASELINE_LIFTOFF_ASSEMBLER_DEFS_H_ |
| #define V8_WASM_BASELINE_LIFTOFF_ASSEMBLER_DEFS_H_ |
| |
| #include "src/codegen/assembler-arch.h" |
| #include "src/codegen/reglist.h" |
| |
| namespace v8 { |
| namespace internal { |
| namespace wasm { |
| |
| #if V8_TARGET_ARCH_IA32 |
| |
| // Omit ebx, which is the root register. |
| constexpr RegList kLiftoffAssemblerGpCacheRegs = |
| Register::ListOf(eax, ecx, edx, esi, edi); |
| |
| // Omit xmm7, which is the kScratchDoubleReg. |
| constexpr RegList kLiftoffAssemblerFpCacheRegs = |
| DoubleRegister::ListOf(xmm0, xmm1, xmm2, xmm3, xmm4, xmm5, xmm6); |
| |
| #elif V8_TARGET_ARCH_X64 |
| |
| constexpr RegList kLiftoffAssemblerGpCacheRegs = |
| Register::ListOf(rax, rcx, rdx, rbx, rsi, rdi, r9); |
| |
| constexpr RegList kLiftoffAssemblerFpCacheRegs = |
| DoubleRegister::ListOf(xmm0, xmm1, xmm2, xmm3, xmm4, xmm5, xmm6, xmm7); |
| |
| #elif V8_TARGET_ARCH_MIPS |
| |
| constexpr RegList kLiftoffAssemblerGpCacheRegs = |
| Register::ListOf(a0, a1, a2, a3, t0, t1, t2, t3, t4, t5, t6, s7, v0, v1); |
| |
| constexpr RegList kLiftoffAssemblerFpCacheRegs = DoubleRegister::ListOf( |
| f0, f2, f4, f6, f8, f10, f12, f14, f16, f18, f20, f22, f24); |
| |
| #elif V8_TARGET_ARCH_MIPS64 |
| |
| constexpr RegList kLiftoffAssemblerGpCacheRegs = |
| Register::ListOf(a0, a1, a2, a3, a4, a5, a6, a7, t0, t1, t2, s7, v0, v1); |
| |
| constexpr RegList kLiftoffAssemblerFpCacheRegs = DoubleRegister::ListOf( |
| f0, f2, f4, f6, f8, f10, f12, f14, f16, f18, f20, f22, f24, f26); |
| |
| #elif V8_TARGET_ARCH_ARM |
| |
| // r7: cp, r10: root, r11: fp, r12: ip, r13: sp, r14: lr, r15: pc. |
| constexpr RegList kLiftoffAssemblerGpCacheRegs = |
| Register::ListOf(r0, r1, r2, r3, r4, r5, r6, r8, r9); |
| |
| // d13: zero, d14-d15: scratch |
| constexpr RegList kLiftoffAssemblerFpCacheRegs = LowDwVfpRegister::ListOf( |
| d0, d1, d2, d3, d4, d5, d6, d7, d8, d9, d10, d11, d12); |
| |
| #elif V8_TARGET_ARCH_ARM64 |
| |
| // x16: ip0, x17: ip1, x18: platform register, x26: root, x27: cp, x29: fp, |
| // x30: lr, x31: xzr. |
| constexpr RegList kLiftoffAssemblerGpCacheRegs = |
| CPURegister::ListOf(x0, x1, x2, x3, x4, x5, x6, x7, x8, x9, x10, x11, x12, |
| x13, x14, x15, x19, x20, x21, x22, x23, x24, x25, x28); |
| |
| // d15: fp_zero, d30-d31: macro-assembler scratch V Registers. |
| constexpr RegList kLiftoffAssemblerFpCacheRegs = CPURegister::ListOf( |
| d0, d1, d2, d3, d4, d5, d6, d7, d8, d9, d10, d11, d12, d13, d14, d16, d17, |
| d18, d19, d20, d21, d22, d23, d24, d25, d26, d27, d28, d29); |
| |
| #else |
| |
| constexpr RegList kLiftoffAssemblerGpCacheRegs = 0xff; |
| |
| constexpr RegList kLiftoffAssemblerFpCacheRegs = 0xff; |
| |
| #endif |
| |
| #if V8_TARGET_ARCH_IA32 || V8_TARGET_ARCH_X64 |
| |
| constexpr Condition kEqual = equal; |
| constexpr Condition kUnequal = not_equal; |
| constexpr Condition kSignedLessThan = less; |
| constexpr Condition kSignedLessEqual = less_equal; |
| constexpr Condition kSignedGreaterThan = greater; |
| constexpr Condition kSignedGreaterEqual = greater_equal; |
| constexpr Condition kUnsignedLessThan = below; |
| constexpr Condition kUnsignedLessEqual = below_equal; |
| constexpr Condition kUnsignedGreaterThan = above; |
| constexpr Condition kUnsignedGreaterEqual = above_equal; |
| |
| #elif V8_TARGET_ARCH_MIPS || V8_TARGET_ARCH_MIPS64 |
| |
| constexpr Condition kEqual = eq; |
| constexpr Condition kUnequal = ne; |
| constexpr Condition kSignedLessThan = lt; |
| constexpr Condition kSignedLessEqual = le; |
| constexpr Condition kSignedGreaterThan = gt; |
| constexpr Condition kSignedGreaterEqual = ge; |
| constexpr Condition kUnsignedLessThan = ult; |
| constexpr Condition kUnsignedLessEqual = ule; |
| constexpr Condition kUnsignedGreaterThan = ugt; |
| constexpr Condition kUnsignedGreaterEqual = uge; |
| |
| #elif V8_TARGET_ARCH_ARM || V8_TARGET_ARCH_ARM64 |
| |
| constexpr Condition kEqual = eq; |
| constexpr Condition kUnequal = ne; |
| constexpr Condition kSignedLessThan = lt; |
| constexpr Condition kSignedLessEqual = le; |
| constexpr Condition kSignedGreaterThan = gt; |
| constexpr Condition kSignedGreaterEqual = ge; |
| constexpr Condition kUnsignedLessThan = lo; |
| constexpr Condition kUnsignedLessEqual = ls; |
| constexpr Condition kUnsignedGreaterThan = hi; |
| constexpr Condition kUnsignedGreaterEqual = hs; |
| |
| #else |
| |
| // On unimplemented platforms, just make this compile. |
| constexpr Condition kEqual = static_cast<Condition>(0); |
| constexpr Condition kUnequal = static_cast<Condition>(0); |
| constexpr Condition kSignedLessThan = static_cast<Condition>(0); |
| constexpr Condition kSignedLessEqual = static_cast<Condition>(0); |
| constexpr Condition kSignedGreaterThan = static_cast<Condition>(0); |
| constexpr Condition kSignedGreaterEqual = static_cast<Condition>(0); |
| constexpr Condition kUnsignedLessThan = static_cast<Condition>(0); |
| constexpr Condition kUnsignedLessEqual = static_cast<Condition>(0); |
| constexpr Condition kUnsignedGreaterThan = static_cast<Condition>(0); |
| constexpr Condition kUnsignedGreaterEqual = static_cast<Condition>(0); |
| |
| #endif |
| |
| } // namespace wasm |
| } // namespace internal |
| } // namespace v8 |
| |
| #endif // V8_WASM_BASELINE_LIFTOFF_ASSEMBLER_DEFS_H_ |