1 // Copyright 2017 the V8 project authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef V8_WASM_BASELINE_LIFTOFF_ASSEMBLER_DEFS_H_ 6 #define V8_WASM_BASELINE_LIFTOFF_ASSEMBLER_DEFS_H_ 7 8 #include "src/codegen/assembler-arch.h" 9 #include "src/codegen/reglist.h" 10 11 namespace v8 { 12 namespace internal { 13 namespace wasm { 14 15 #if V8_TARGET_ARCH_IA32 16 17 // Omit ebx, which is the root register. 18 constexpr RegList kLiftoffAssemblerGpCacheRegs = 19 Register::ListOf(eax, ecx, edx, esi, edi); 20 21 // Omit xmm7, which is the kScratchDoubleReg. 22 constexpr RegList kLiftoffAssemblerFpCacheRegs = 23 DoubleRegister::ListOf(xmm0, xmm1, xmm2, xmm3, xmm4, xmm5, xmm6); 24 25 #elif V8_TARGET_ARCH_X64 26 27 constexpr RegList kLiftoffAssemblerGpCacheRegs = 28 Register::ListOf(rax, rcx, rdx, rbx, rsi, rdi, r9); 29 30 constexpr RegList kLiftoffAssemblerFpCacheRegs = 31 DoubleRegister::ListOf(xmm0, xmm1, xmm2, xmm3, xmm4, xmm5, xmm6, xmm7); 32 33 #elif V8_TARGET_ARCH_MIPS 34 35 constexpr RegList kLiftoffAssemblerGpCacheRegs = 36 Register::ListOf(a0, a1, a2, a3, t0, t1, t2, t3, t4, t5, t6, s7, v0, v1); 37 38 constexpr RegList kLiftoffAssemblerFpCacheRegs = DoubleRegister::ListOf( 39 f0, f2, f4, f6, f8, f10, f12, f14, f16, f18, f20, f22, f24); 40 41 #elif V8_TARGET_ARCH_MIPS64 42 43 constexpr RegList kLiftoffAssemblerGpCacheRegs = 44 Register::ListOf(a0, a1, a2, a3, a4, a5, a6, a7, t0, t1, t2, s7, v0, v1); 45 46 constexpr RegList kLiftoffAssemblerFpCacheRegs = DoubleRegister::ListOf( 47 f0, f2, f4, f6, f8, f10, f12, f14, f16, f18, f20, f22, f24, f26); 48 49 #elif V8_TARGET_ARCH_LOONG64 50 51 // t6-t8 and s3-s4: scratch registers, s6: root 52 constexpr RegList kLiftoffAssemblerGpCacheRegs = 53 Register::ListOf(a0, a1, a2, a3, a4, a5, a6, a7, t0, t1, t2, t3, t4, t5, s0, 54 s1, s2, s5, s7, s8); 55 56 // f29: zero, f30-f31: macro-assembler scratch float Registers. 57 constexpr RegList kLiftoffAssemblerFpCacheRegs = DoubleRegister::ListOf( 58 f0, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, 59 f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28); 60 61 #elif V8_TARGET_ARCH_ARM 62 63 // r10: root, r11: fp, r12: ip, r13: sp, r14: lr, r15: pc. 64 constexpr RegList kLiftoffAssemblerGpCacheRegs = 65 Register::ListOf(r0, r1, r2, r3, r4, r5, r6, r7, r8, r9); 66 67 // d13: zero, d14-d15: scratch 68 constexpr RegList kLiftoffAssemblerFpCacheRegs = LowDwVfpRegister::ListOf( 69 d0, d1, d2, d3, d4, d5, d6, d7, d8, d9, d10, d11, d12); 70 71 #elif V8_TARGET_ARCH_ARM64 72 73 // x16: ip0, x17: ip1, x18: platform register, x26: root, x28: base, x29: fp, 74 // x30: lr, x31: xzr. 75 constexpr RegList kLiftoffAssemblerGpCacheRegs = 76 CPURegister::ListOf(x0, x1, x2, x3, x4, x5, x6, x7, x8, x9, x10, x11, x12, 77 x13, x14, x15, x19, x20, x21, x22, x23, x24, x25, x27); 78 79 // d15: fp_zero, d30-d31: macro-assembler scratch V Registers. 80 constexpr RegList kLiftoffAssemblerFpCacheRegs = CPURegister::ListOf( 81 d0, d1, d2, d3, d4, d5, d6, d7, d8, d9, d10, d11, d12, d13, d14, d16, d17, 82 d18, d19, d20, d21, d22, d23, d24, d25, d26, d27, d28, d29); 83 84 #elif V8_TARGET_ARCH_S390X 85 86 constexpr RegList kLiftoffAssemblerGpCacheRegs = 87 Register::ListOf(r2, r3, r4, r5, r6, r7, r8, cp); 88 89 constexpr RegList kLiftoffAssemblerFpCacheRegs = DoubleRegister::ListOf( 90 d0, d1, d2, d3, d4, d5, d6, d7, d8, d9, d10, d11, d12); 91 92 #elif V8_TARGET_ARCH_PPC64 93 94 constexpr RegList kLiftoffAssemblerGpCacheRegs = 95 Register::ListOf(r3, r4, r5, r6, r7, r8, r9, r10, r11, cp); 96 97 constexpr RegList kLiftoffAssemblerFpCacheRegs = DoubleRegister::ListOf( 98 d0, d1, d2, d3, d4, d5, d6, d7, d8, d9, d10, d11, d12); 99 100 #elif V8_TARGET_ARCH_RISCV64 101 102 // Any change of kLiftoffAssemblerGpCacheRegs also need to update 103 // kPushedGpRegs in frame-constants-riscv64.h 104 constexpr RegList kLiftoffAssemblerGpCacheRegs = 105 Register::ListOf(a0, a1, a2, a3, a4, a5, a6, a7, t0, t1, t2, s7); 106 107 // Any change of kLiftoffAssemblerGpCacheRegs also need to update 108 // kPushedFpRegs in frame-constants-riscv64.h 109 constexpr RegList kLiftoffAssemblerFpCacheRegs = 110 DoubleRegister::ListOf(ft1, ft2, ft3, ft4, ft5, ft6, ft7, fa0, fa1, fa2, 111 fa3, fa4, fa5, fa6, fa7, ft8, ft9, ft10, ft11); 112 #else 113 114 constexpr RegList kLiftoffAssemblerGpCacheRegs = 0xff; 115 116 constexpr RegList kLiftoffAssemblerFpCacheRegs = 0xff; 117 118 #endif 119 } // namespace wasm 120 } // namespace internal 121 } // namespace v8 122 123 #endif // V8_WASM_BASELINE_LIFTOFF_ASSEMBLER_DEFS_H_ 124