target_x86.cc revision 407a9d2847161b843966a443b71760b1280bd396
1efc6369224b036a1fb77849f7ae65b3492c832c0buzbee/* 2efc6369224b036a1fb77849f7ae65b3492c832c0buzbee * Copyright (C) 2012 The Android Open Source Project 3efc6369224b036a1fb77849f7ae65b3492c832c0buzbee * 4efc6369224b036a1fb77849f7ae65b3492c832c0buzbee * Licensed under the Apache License, Version 2.0 (the "License"); 5efc6369224b036a1fb77849f7ae65b3492c832c0buzbee * you may not use this file except in compliance with the License. 6efc6369224b036a1fb77849f7ae65b3492c832c0buzbee * You may obtain a copy of the License at 7efc6369224b036a1fb77849f7ae65b3492c832c0buzbee * 8efc6369224b036a1fb77849f7ae65b3492c832c0buzbee * http://www.apache.org/licenses/LICENSE-2.0 9efc6369224b036a1fb77849f7ae65b3492c832c0buzbee * 10efc6369224b036a1fb77849f7ae65b3492c832c0buzbee * Unless required by applicable law or agreed to in writing, software 11efc6369224b036a1fb77849f7ae65b3492c832c0buzbee * distributed under the License is distributed on an "AS IS" BASIS, 12efc6369224b036a1fb77849f7ae65b3492c832c0buzbee * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13efc6369224b036a1fb77849f7ae65b3492c832c0buzbee * See the License for the specific language governing permissions and 14efc6369224b036a1fb77849f7ae65b3492c832c0buzbee * limitations under the License. 15efc6369224b036a1fb77849f7ae65b3492c832c0buzbee */ 16efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 17f3e2cc4a38389aa75eb8ee3973a535254bf1c8d2Nicolas Geoffray#include <string> 18f3e2cc4a38389aa75eb8ee3973a535254bf1c8d2Nicolas Geoffray#include <inttypes.h> 19f3e2cc4a38389aa75eb8ee3973a535254bf1c8d2Nicolas Geoffray 2002031b185b4653e6c72e21f7a51238b903f6d638buzbee#include "codegen_x86.h" 217940e44f4517de5e2634a7e07d58d0fb26160513Brian Carlstrom#include "dex/compiler_internals.h" 227940e44f4517de5e2634a7e07d58d0fb26160513Brian Carlstrom#include "dex/quick/mir_to_lir-inl.h" 23b5860fb459f1ed71f39d8a87b45bee6727d79fe8buzbee#include "dex/reg_storage_eq.h" 24e19c91fdb88ff6fd4e88bc5984772dcfb1e86f80Mark Mendell#include "mirror/array.h" 25e19c91fdb88ff6fd4e88bc5984772dcfb1e86f80Mark Mendell#include "mirror/string.h" 26641ce0371c2f0dc95d26be02d8366124c8b66653Brian Carlstrom#include "x86_lir.h" 27efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 28efc6369224b036a1fb77849f7ae65b3492c832c0buzbeenamespace art { 29efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 30089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr RegStorage core_regs_arr_32[] = { 319ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rs_rAX, rs_rCX, rs_rDX, rs_rBX, rs_rX86_SP_32, rs_rBP, rs_rSI, rs_rDI, 329ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko}; 33089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr RegStorage core_regs_arr_64[] = { 3476af0d307194045ece429dbaf62e93d3e08c6c20Dmitry Petrochenko rs_rAX, rs_rCX, rs_rDX, rs_rBX, rs_rX86_SP_32, rs_rBP, rs_rSI, rs_rDI, 35091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee rs_r8, rs_r9, rs_r10, rs_r11, rs_r12, rs_r13, rs_r14, rs_r15 36efc6369224b036a1fb77849f7ae65b3492c832c0buzbee}; 37089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr RegStorage core_regs_arr_64q[] = { 380999a6f7c83d10aa59b75f079f0d2fdbac982cf7Dmitry Petrochenko rs_r0q, rs_r1q, rs_r2q, rs_r3q, rs_rX86_SP_64, rs_r5q, rs_r6q, rs_r7q, 39a20468c004264592f309a548fc71ba62a69b8742Dmitry Petrochenko rs_r8q, rs_r9q, rs_r10q, rs_r11q, rs_r12q, rs_r13q, rs_r14q, rs_r15q 400999a6f7c83d10aa59b75f079f0d2fdbac982cf7Dmitry Petrochenko}; 41089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr RegStorage sp_regs_arr_32[] = { 429ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rs_fr0, rs_fr1, rs_fr2, rs_fr3, rs_fr4, rs_fr5, rs_fr6, rs_fr7, 439ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko}; 44089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr RegStorage sp_regs_arr_64[] = { 45091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee rs_fr0, rs_fr1, rs_fr2, rs_fr3, rs_fr4, rs_fr5, rs_fr6, rs_fr7, 46091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee rs_fr8, rs_fr9, rs_fr10, rs_fr11, rs_fr12, rs_fr13, rs_fr14, rs_fr15 47efc6369224b036a1fb77849f7ae65b3492c832c0buzbee}; 48089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr RegStorage dp_regs_arr_32[] = { 499ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rs_dr0, rs_dr1, rs_dr2, rs_dr3, rs_dr4, rs_dr5, rs_dr6, rs_dr7, 509ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko}; 51089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr RegStorage dp_regs_arr_64[] = { 52091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee rs_dr0, rs_dr1, rs_dr2, rs_dr3, rs_dr4, rs_dr5, rs_dr6, rs_dr7, 53091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee rs_dr8, rs_dr9, rs_dr10, rs_dr11, rs_dr12, rs_dr13, rs_dr14, rs_dr15 54efc6369224b036a1fb77849f7ae65b3492c832c0buzbee}; 55089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr RegStorage reserved_regs_arr_32[] = {rs_rX86_SP_32}; 5676af0d307194045ece429dbaf62e93d3e08c6c20Dmitry Petrochenkostatic constexpr RegStorage reserved_regs_arr_64[] = {rs_rX86_SP_32}; 57089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr RegStorage reserved_regs_arr_64q[] = {rs_rX86_SP_64}; 58089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr RegStorage core_temps_arr_32[] = {rs_rAX, rs_rCX, rs_rDX, rs_rBX}; 59089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr RegStorage core_temps_arr_64[] = { 609ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rs_rAX, rs_rCX, rs_rDX, rs_rSI, rs_rDI, 619ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rs_r8, rs_r9, rs_r10, rs_r11 629ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko}; 63089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr RegStorage core_temps_arr_64q[] = { 640999a6f7c83d10aa59b75f079f0d2fdbac982cf7Dmitry Petrochenko rs_r0q, rs_r1q, rs_r2q, rs_r6q, rs_r7q, 650999a6f7c83d10aa59b75f079f0d2fdbac982cf7Dmitry Petrochenko rs_r8q, rs_r9q, rs_r10q, rs_r11q 660999a6f7c83d10aa59b75f079f0d2fdbac982cf7Dmitry Petrochenko}; 67089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr RegStorage sp_temps_arr_32[] = { 689ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rs_fr0, rs_fr1, rs_fr2, rs_fr3, rs_fr4, rs_fr5, rs_fr6, rs_fr7, 699ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko}; 70089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr RegStorage sp_temps_arr_64[] = { 71091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee rs_fr0, rs_fr1, rs_fr2, rs_fr3, rs_fr4, rs_fr5, rs_fr6, rs_fr7, 72091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee rs_fr8, rs_fr9, rs_fr10, rs_fr11, rs_fr12, rs_fr13, rs_fr14, rs_fr15 73091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee}; 74089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr RegStorage dp_temps_arr_32[] = { 759ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rs_dr0, rs_dr1, rs_dr2, rs_dr3, rs_dr4, rs_dr5, rs_dr6, rs_dr7, 769ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko}; 77089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr RegStorage dp_temps_arr_64[] = { 78091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee rs_dr0, rs_dr1, rs_dr2, rs_dr3, rs_dr4, rs_dr5, rs_dr6, rs_dr7, 79091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee rs_dr8, rs_dr9, rs_dr10, rs_dr11, rs_dr12, rs_dr13, rs_dr14, rs_dr15 80091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee}; 81091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee 82089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr RegStorage xp_temps_arr_32[] = { 83fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell rs_xr0, rs_xr1, rs_xr2, rs_xr3, rs_xr4, rs_xr5, rs_xr6, rs_xr7, 84fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell}; 85089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr RegStorage xp_temps_arr_64[] = { 86fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell rs_xr0, rs_xr1, rs_xr2, rs_xr3, rs_xr4, rs_xr5, rs_xr6, rs_xr7, 87fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell rs_xr8, rs_xr9, rs_xr10, rs_xr11, rs_xr12, rs_xr13, rs_xr14, rs_xr15 88fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell}; 89fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell 90089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr ArrayRef<const RegStorage> empty_pool; 91089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr ArrayRef<const RegStorage> core_regs_32(core_regs_arr_32); 92089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr ArrayRef<const RegStorage> core_regs_64(core_regs_arr_64); 93089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr ArrayRef<const RegStorage> core_regs_64q(core_regs_arr_64q); 94089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr ArrayRef<const RegStorage> sp_regs_32(sp_regs_arr_32); 95089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr ArrayRef<const RegStorage> sp_regs_64(sp_regs_arr_64); 96089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr ArrayRef<const RegStorage> dp_regs_32(dp_regs_arr_32); 97089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr ArrayRef<const RegStorage> dp_regs_64(dp_regs_arr_64); 98089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr ArrayRef<const RegStorage> reserved_regs_32(reserved_regs_arr_32); 99089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr ArrayRef<const RegStorage> reserved_regs_64(reserved_regs_arr_64); 100089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr ArrayRef<const RegStorage> reserved_regs_64q(reserved_regs_arr_64q); 101089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr ArrayRef<const RegStorage> core_temps_32(core_temps_arr_32); 102089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr ArrayRef<const RegStorage> core_temps_64(core_temps_arr_64); 103089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr ArrayRef<const RegStorage> core_temps_64q(core_temps_arr_64q); 104089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr ArrayRef<const RegStorage> sp_temps_32(sp_temps_arr_32); 105089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr ArrayRef<const RegStorage> sp_temps_64(sp_temps_arr_64); 106089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr ArrayRef<const RegStorage> dp_temps_32(dp_temps_arr_32); 107089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr ArrayRef<const RegStorage> dp_temps_64(dp_temps_arr_64); 108089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Marko 109089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr ArrayRef<const RegStorage> xp_temps_32(xp_temps_arr_32); 110089142cf1d0c028b5a7c703baf0b97f4a4ada3f7Vladimir Markostatic constexpr ArrayRef<const RegStorage> xp_temps_64(xp_temps_arr_64); 111fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell 1129ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry PetrochenkoRegStorage rs_rX86_SP; 1139ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko 1149ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry PetrochenkoX86NativeRegisterPool rX86_ARG0; 1159ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry PetrochenkoX86NativeRegisterPool rX86_ARG1; 1169ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry PetrochenkoX86NativeRegisterPool rX86_ARG2; 1179ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry PetrochenkoX86NativeRegisterPool rX86_ARG3; 11858994cdb00b323339bd83828eddc53976048006fDmitry PetrochenkoX86NativeRegisterPool rX86_ARG4; 11958994cdb00b323339bd83828eddc53976048006fDmitry PetrochenkoX86NativeRegisterPool rX86_ARG5; 1209ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry PetrochenkoX86NativeRegisterPool rX86_FARG0; 1219ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry PetrochenkoX86NativeRegisterPool rX86_FARG1; 1229ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry PetrochenkoX86NativeRegisterPool rX86_FARG2; 1239ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry PetrochenkoX86NativeRegisterPool rX86_FARG3; 12458994cdb00b323339bd83828eddc53976048006fDmitry PetrochenkoX86NativeRegisterPool rX86_FARG4; 12558994cdb00b323339bd83828eddc53976048006fDmitry PetrochenkoX86NativeRegisterPool rX86_FARG5; 12658994cdb00b323339bd83828eddc53976048006fDmitry PetrochenkoX86NativeRegisterPool rX86_FARG6; 12758994cdb00b323339bd83828eddc53976048006fDmitry PetrochenkoX86NativeRegisterPool rX86_FARG7; 1289ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry PetrochenkoX86NativeRegisterPool rX86_RET0; 1299ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry PetrochenkoX86NativeRegisterPool rX86_RET1; 1309ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry PetrochenkoX86NativeRegisterPool rX86_INVOKE_TGT; 1319ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry PetrochenkoX86NativeRegisterPool rX86_COUNT; 1329ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko 1339ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry PetrochenkoRegStorage rs_rX86_ARG0; 1349ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry PetrochenkoRegStorage rs_rX86_ARG1; 1359ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry PetrochenkoRegStorage rs_rX86_ARG2; 1369ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry PetrochenkoRegStorage rs_rX86_ARG3; 13758994cdb00b323339bd83828eddc53976048006fDmitry PetrochenkoRegStorage rs_rX86_ARG4; 13858994cdb00b323339bd83828eddc53976048006fDmitry PetrochenkoRegStorage rs_rX86_ARG5; 1399ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry PetrochenkoRegStorage rs_rX86_FARG0; 1409ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry PetrochenkoRegStorage rs_rX86_FARG1; 1419ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry PetrochenkoRegStorage rs_rX86_FARG2; 1429ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry PetrochenkoRegStorage rs_rX86_FARG3; 14358994cdb00b323339bd83828eddc53976048006fDmitry PetrochenkoRegStorage rs_rX86_FARG4; 14458994cdb00b323339bd83828eddc53976048006fDmitry PetrochenkoRegStorage rs_rX86_FARG5; 14558994cdb00b323339bd83828eddc53976048006fDmitry PetrochenkoRegStorage rs_rX86_FARG6; 14658994cdb00b323339bd83828eddc53976048006fDmitry PetrochenkoRegStorage rs_rX86_FARG7; 1479ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry PetrochenkoRegStorage rs_rX86_RET0; 1489ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry PetrochenkoRegStorage rs_rX86_RET1; 1499ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry PetrochenkoRegStorage rs_rX86_INVOKE_TGT; 1509ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry PetrochenkoRegStorage rs_rX86_COUNT; 151efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 1522ce745c06271d5223d57dbf08117b20d5b60694aBrian CarlstromRegLocation X86Mir2Lir::LocCReturn() { 15300e1ec6581b5b7b46ca4c314c2854e9caa647dd2Bill Buzbee return x86_loc_c_return; 154efc6369224b036a1fb77849f7ae65b3492c832c0buzbee} 155efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 156a0cd2d701f29e0bc6275f1b13c0edfd4ec391879buzbeeRegLocation X86Mir2Lir::LocCReturnRef() { 157a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu return cu_->target64 ? x86_64_loc_c_return_ref : x86_loc_c_return_ref; 158a0cd2d701f29e0bc6275f1b13c0edfd4ec391879buzbee} 159a0cd2d701f29e0bc6275f1b13c0edfd4ec391879buzbee 1602ce745c06271d5223d57dbf08117b20d5b60694aBrian CarlstromRegLocation X86Mir2Lir::LocCReturnWide() { 161dd64450b37776f68b9bfc47f8d9a88bc72c95727Elena Sayapina return cu_->target64 ? x86_64_loc_c_return_wide : x86_loc_c_return_wide; 162efc6369224b036a1fb77849f7ae65b3492c832c0buzbee} 163efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 1642ce745c06271d5223d57dbf08117b20d5b60694aBrian CarlstromRegLocation X86Mir2Lir::LocCReturnFloat() { 16500e1ec6581b5b7b46ca4c314c2854e9caa647dd2Bill Buzbee return x86_loc_c_return_float; 166efc6369224b036a1fb77849f7ae65b3492c832c0buzbee} 167efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 1682ce745c06271d5223d57dbf08117b20d5b60694aBrian CarlstromRegLocation X86Mir2Lir::LocCReturnDouble() { 16900e1ec6581b5b7b46ca4c314c2854e9caa647dd2Bill Buzbee return x86_loc_c_return_double; 170efc6369224b036a1fb77849f7ae65b3492c832c0buzbee} 171efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 172a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu// Return a target-dependent special register for 32-bit. 173a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying FuRegStorage X86Mir2Lir::TargetReg32(SpecialTargetRegister reg) { 174091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee RegStorage res_reg = RegStorage::InvalidReg(); 175efc6369224b036a1fb77849f7ae65b3492c832c0buzbee switch (reg) { 176091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee case kSelf: res_reg = RegStorage::InvalidReg(); break; 177091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee case kSuspend: res_reg = RegStorage::InvalidReg(); break; 178091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee case kLr: res_reg = RegStorage::InvalidReg(); break; 179091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee case kPc: res_reg = RegStorage::InvalidReg(); break; 180091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee case kSp: res_reg = rs_rX86_SP; break; 181091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee case kArg0: res_reg = rs_rX86_ARG0; break; 182091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee case kArg1: res_reg = rs_rX86_ARG1; break; 183091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee case kArg2: res_reg = rs_rX86_ARG2; break; 184091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee case kArg3: res_reg = rs_rX86_ARG3; break; 18558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko case kArg4: res_reg = rs_rX86_ARG4; break; 18658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko case kArg5: res_reg = rs_rX86_ARG5; break; 187091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee case kFArg0: res_reg = rs_rX86_FARG0; break; 188091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee case kFArg1: res_reg = rs_rX86_FARG1; break; 189091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee case kFArg2: res_reg = rs_rX86_FARG2; break; 190091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee case kFArg3: res_reg = rs_rX86_FARG3; break; 19158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko case kFArg4: res_reg = rs_rX86_FARG4; break; 19258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko case kFArg5: res_reg = rs_rX86_FARG5; break; 19358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko case kFArg6: res_reg = rs_rX86_FARG6; break; 19458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko case kFArg7: res_reg = rs_rX86_FARG7; break; 195091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee case kRet0: res_reg = rs_rX86_RET0; break; 196091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee case kRet1: res_reg = rs_rX86_RET1; break; 197091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee case kInvokeTgt: res_reg = rs_rX86_INVOKE_TGT; break; 198091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee case kHiddenArg: res_reg = rs_rAX; break; 199dd64450b37776f68b9bfc47f8d9a88bc72c95727Elena Sayapina case kHiddenFpArg: DCHECK(!cu_->target64); res_reg = rs_fr0; break; 200091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee case kCount: res_reg = rs_rX86_COUNT; break; 20158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko default: res_reg = RegStorage::InvalidReg(); 202091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee } 203091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee return res_reg; 204efc6369224b036a1fb77849f7ae65b3492c832c0buzbee} 205efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 206a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying FuRegStorage X86Mir2Lir::TargetReg(SpecialTargetRegister reg) { 207a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu LOG(FATAL) << "Do not use this function!!!"; 208a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu return RegStorage::InvalidReg(); 209a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu} 210a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu 211efc6369224b036a1fb77849f7ae65b3492c832c0buzbee/* 212efc6369224b036a1fb77849f7ae65b3492c832c0buzbee * Decode the register id. 213efc6369224b036a1fb77849f7ae65b3492c832c0buzbee */ 2148dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir MarkoResourceMask X86Mir2Lir::GetRegMaskCommon(const RegStorage& reg) const { 2158dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko /* Double registers in x86 are just a single FP register. This is always just a single bit. */ 2168dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko return ResourceMask::Bit( 2178dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko /* FP register starts at bit position 16 */ 2188dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko ((reg.IsFloat() || reg.StorageSize() > 8) ? kX86FPReg0 : 0) + reg.GetRegNum()); 2198dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko} 2208dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko 2218dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir MarkoResourceMask X86Mir2Lir::GetPCUseDefEncoding() const { 222efc6369224b036a1fb77849f7ae65b3492c832c0buzbee /* 223efc6369224b036a1fb77849f7ae65b3492c832c0buzbee * FIXME: might make sense to use a virtual resource encoding bit for pc. Might be 224efc6369224b036a1fb77849f7ae65b3492c832c0buzbee * able to clean up some of the x86/Arm_Mips differences 225efc6369224b036a1fb77849f7ae65b3492c832c0buzbee */ 22652a77fc135f0e0df57ee24641c3f5ae415ff7bd6buzbee LOG(FATAL) << "Unexpected call to GetPCUseDefEncoding for x86"; 2278dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko return kEncodeNone; 228efc6369224b036a1fb77849f7ae65b3492c832c0buzbee} 229efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 2308dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Markovoid X86Mir2Lir::SetupTargetResourceMasks(LIR* lir, uint64_t flags, 2318dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko ResourceMask* use_mask, ResourceMask* def_mask) { 2326a58cb16d803c9a7b3a75ccac8be19dd9d4e520dDmitry Petrochenko DCHECK(cu_->instruction_set == kX86 || cu_->instruction_set == kX86_64); 233b48819db07f9a0992a72173380c24249d7fc648abuzbee DCHECK(!lir->flags.use_def_invalid); 234efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 235efc6369224b036a1fb77849f7ae65b3492c832c0buzbee // X86-specific resource map setup here. 236efc6369224b036a1fb77849f7ae65b3492c832c0buzbee if (flags & REG_USE_SP) { 2378dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko use_mask->SetBit(kX86RegSP); 238efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 239efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 240efc6369224b036a1fb77849f7ae65b3492c832c0buzbee if (flags & REG_DEF_SP) { 2418dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko def_mask->SetBit(kX86RegSP); 242efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 243efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 244efc6369224b036a1fb77849f7ae65b3492c832c0buzbee if (flags & REG_DEFA) { 2458dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko SetupRegMask(def_mask, rs_rAX.GetReg()); 246efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 247efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 248efc6369224b036a1fb77849f7ae65b3492c832c0buzbee if (flags & REG_DEFD) { 2498dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko SetupRegMask(def_mask, rs_rDX.GetReg()); 250efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 251efc6369224b036a1fb77849f7ae65b3492c832c0buzbee if (flags & REG_USEA) { 2528dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko SetupRegMask(use_mask, rs_rAX.GetReg()); 253efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 254efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 255efc6369224b036a1fb77849f7ae65b3492c832c0buzbee if (flags & REG_USEC) { 2568dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko SetupRegMask(use_mask, rs_rCX.GetReg()); 257efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 258efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 259efc6369224b036a1fb77849f7ae65b3492c832c0buzbee if (flags & REG_USED) { 2608dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko SetupRegMask(use_mask, rs_rDX.GetReg()); 261efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 26270b797d998f2a28e39f7d6ffc8a07c9cbc47da14Vladimir Marko 26370b797d998f2a28e39f7d6ffc8a07c9cbc47da14Vladimir Marko if (flags & REG_USEB) { 2648dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko SetupRegMask(use_mask, rs_rBX.GetReg()); 26570b797d998f2a28e39f7d6ffc8a07c9cbc47da14Vladimir Marko } 2664028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell 2674028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // Fixup hard to describe instruction: Uses rAX, rCX, rDI; sets rDI. 2684028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell if (lir->opcode == kX86RepneScasw) { 2698dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko SetupRegMask(use_mask, rs_rAX.GetReg()); 2708dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko SetupRegMask(use_mask, rs_rCX.GetReg()); 2718dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko SetupRegMask(use_mask, rs_rDI.GetReg()); 2728dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko SetupRegMask(def_mask, rs_rDI.GetReg()); 2734028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell } 274e90501da0222717d75c126ebf89569db3976927eSerguei Katkov 275e90501da0222717d75c126ebf89569db3976927eSerguei Katkov if (flags & USE_FP_STACK) { 2768dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko use_mask->SetBit(kX86FPStack); 2778dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko def_mask->SetBit(kX86FPStack); 278e90501da0222717d75c126ebf89569db3976927eSerguei Katkov } 279efc6369224b036a1fb77849f7ae65b3492c832c0buzbee} 280efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 281efc6369224b036a1fb77849f7ae65b3492c832c0buzbee/* For dumping instructions */ 282efc6369224b036a1fb77849f7ae65b3492c832c0buzbeestatic const char* x86RegName[] = { 283efc6369224b036a1fb77849f7ae65b3492c832c0buzbee "rax", "rcx", "rdx", "rbx", "rsp", "rbp", "rsi", "rdi", 284efc6369224b036a1fb77849f7ae65b3492c832c0buzbee "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15" 285efc6369224b036a1fb77849f7ae65b3492c832c0buzbee}; 286efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 287efc6369224b036a1fb77849f7ae65b3492c832c0buzbeestatic const char* x86CondName[] = { 288efc6369224b036a1fb77849f7ae65b3492c832c0buzbee "O", 289efc6369224b036a1fb77849f7ae65b3492c832c0buzbee "NO", 290efc6369224b036a1fb77849f7ae65b3492c832c0buzbee "B/NAE/C", 291efc6369224b036a1fb77849f7ae65b3492c832c0buzbee "NB/AE/NC", 292efc6369224b036a1fb77849f7ae65b3492c832c0buzbee "Z/EQ", 293efc6369224b036a1fb77849f7ae65b3492c832c0buzbee "NZ/NE", 294efc6369224b036a1fb77849f7ae65b3492c832c0buzbee "BE/NA", 295efc6369224b036a1fb77849f7ae65b3492c832c0buzbee "NBE/A", 296efc6369224b036a1fb77849f7ae65b3492c832c0buzbee "S", 297efc6369224b036a1fb77849f7ae65b3492c832c0buzbee "NS", 298efc6369224b036a1fb77849f7ae65b3492c832c0buzbee "P/PE", 299efc6369224b036a1fb77849f7ae65b3492c832c0buzbee "NP/PO", 300efc6369224b036a1fb77849f7ae65b3492c832c0buzbee "L/NGE", 301efc6369224b036a1fb77849f7ae65b3492c832c0buzbee "NL/GE", 302efc6369224b036a1fb77849f7ae65b3492c832c0buzbee "LE/NG", 303efc6369224b036a1fb77849f7ae65b3492c832c0buzbee "NLE/G" 304efc6369224b036a1fb77849f7ae65b3492c832c0buzbee}; 305efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 306efc6369224b036a1fb77849f7ae65b3492c832c0buzbee/* 307efc6369224b036a1fb77849f7ae65b3492c832c0buzbee * Interpret a format string and build a string no longer than size 308efc6369224b036a1fb77849f7ae65b3492c832c0buzbee * See format key in Assemble.cc. 309efc6369224b036a1fb77849f7ae65b3492c832c0buzbee */ 3101fd3346740dfb7f47be9922312b68a4227fada96buzbeestd::string X86Mir2Lir::BuildInsnString(const char *fmt, LIR *lir, unsigned char* base_addr) { 311efc6369224b036a1fb77849f7ae65b3492c832c0buzbee std::string buf; 312efc6369224b036a1fb77849f7ae65b3492c832c0buzbee size_t i = 0; 313efc6369224b036a1fb77849f7ae65b3492c832c0buzbee size_t fmt_len = strlen(fmt); 314efc6369224b036a1fb77849f7ae65b3492c832c0buzbee while (i < fmt_len) { 315efc6369224b036a1fb77849f7ae65b3492c832c0buzbee if (fmt[i] != '!') { 316efc6369224b036a1fb77849f7ae65b3492c832c0buzbee buf += fmt[i]; 317efc6369224b036a1fb77849f7ae65b3492c832c0buzbee i++; 318efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } else { 319efc6369224b036a1fb77849f7ae65b3492c832c0buzbee i++; 320efc6369224b036a1fb77849f7ae65b3492c832c0buzbee DCHECK_LT(i, fmt_len); 321efc6369224b036a1fb77849f7ae65b3492c832c0buzbee char operand_number_ch = fmt[i]; 322efc6369224b036a1fb77849f7ae65b3492c832c0buzbee i++; 323efc6369224b036a1fb77849f7ae65b3492c832c0buzbee if (operand_number_ch == '!') { 324efc6369224b036a1fb77849f7ae65b3492c832c0buzbee buf += "!"; 325efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } else { 326efc6369224b036a1fb77849f7ae65b3492c832c0buzbee int operand_number = operand_number_ch - '0'; 327efc6369224b036a1fb77849f7ae65b3492c832c0buzbee DCHECK_LT(operand_number, 6); // Expect upto 6 LIR operands. 328efc6369224b036a1fb77849f7ae65b3492c832c0buzbee DCHECK_LT(i, fmt_len); 329efc6369224b036a1fb77849f7ae65b3492c832c0buzbee int operand = lir->operands[operand_number]; 330efc6369224b036a1fb77849f7ae65b3492c832c0buzbee switch (fmt[i]) { 331efc6369224b036a1fb77849f7ae65b3492c832c0buzbee case 'c': 332efc6369224b036a1fb77849f7ae65b3492c832c0buzbee DCHECK_LT(static_cast<size_t>(operand), sizeof(x86CondName)); 333efc6369224b036a1fb77849f7ae65b3492c832c0buzbee buf += x86CondName[operand]; 334efc6369224b036a1fb77849f7ae65b3492c832c0buzbee break; 335efc6369224b036a1fb77849f7ae65b3492c832c0buzbee case 'd': 336efc6369224b036a1fb77849f7ae65b3492c832c0buzbee buf += StringPrintf("%d", operand); 337efc6369224b036a1fb77849f7ae65b3492c832c0buzbee break; 3385192cbb12856b12620dc346758605baaa1469cedYixin Shou case 'q': { 3395192cbb12856b12620dc346758605baaa1469cedYixin Shou int64_t value = static_cast<int64_t>(static_cast<int64_t>(operand) << 32 | 3405192cbb12856b12620dc346758605baaa1469cedYixin Shou static_cast<uint32_t>(lir->operands[operand_number+1])); 3415192cbb12856b12620dc346758605baaa1469cedYixin Shou buf +=StringPrintf("%" PRId64, value); 3425192cbb12856b12620dc346758605baaa1469cedYixin Shou } 343efc6369224b036a1fb77849f7ae65b3492c832c0buzbee case 'p': { 3440d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee EmbeddedData *tab_rec = reinterpret_cast<EmbeddedData*>(UnwrapPointer(operand)); 345fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee buf += StringPrintf("0x%08x", tab_rec->offset); 346efc6369224b036a1fb77849f7ae65b3492c832c0buzbee break; 347efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 348efc6369224b036a1fb77849f7ae65b3492c832c0buzbee case 'r': 349091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee if (RegStorage::IsFloat(operand)) { 350091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee int fp_reg = RegStorage::RegNum(operand); 351efc6369224b036a1fb77849f7ae65b3492c832c0buzbee buf += StringPrintf("xmm%d", fp_reg); 352efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } else { 353091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee int reg_num = RegStorage::RegNum(operand); 354091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee DCHECK_LT(static_cast<size_t>(reg_num), sizeof(x86RegName)); 355091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee buf += x86RegName[reg_num]; 356efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 357efc6369224b036a1fb77849f7ae65b3492c832c0buzbee break; 358efc6369224b036a1fb77849f7ae65b3492c832c0buzbee case 't': 359107c31e598b649a8bb8d959d6a0377937e63e624Ian Rogers buf += StringPrintf("0x%08" PRIxPTR " (L%p)", 360107c31e598b649a8bb8d959d6a0377937e63e624Ian Rogers reinterpret_cast<uintptr_t>(base_addr) + lir->offset + operand, 361107c31e598b649a8bb8d959d6a0377937e63e624Ian Rogers lir->target); 362efc6369224b036a1fb77849f7ae65b3492c832c0buzbee break; 363efc6369224b036a1fb77849f7ae65b3492c832c0buzbee default: 364efc6369224b036a1fb77849f7ae65b3492c832c0buzbee buf += StringPrintf("DecodeError '%c'", fmt[i]); 365efc6369224b036a1fb77849f7ae65b3492c832c0buzbee break; 366efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 367efc6369224b036a1fb77849f7ae65b3492c832c0buzbee i++; 368efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 369efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 370efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 371efc6369224b036a1fb77849f7ae65b3492c832c0buzbee return buf; 372efc6369224b036a1fb77849f7ae65b3492c832c0buzbee} 373efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 3748dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Markovoid X86Mir2Lir::DumpResourceMask(LIR *x86LIR, const ResourceMask& mask, const char *prefix) { 375efc6369224b036a1fb77849f7ae65b3492c832c0buzbee char buf[256]; 376efc6369224b036a1fb77849f7ae65b3492c832c0buzbee buf[0] = 0; 377efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 3788dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko if (mask.Equals(kEncodeAll)) { 379efc6369224b036a1fb77849f7ae65b3492c832c0buzbee strcpy(buf, "all"); 380efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } else { 381efc6369224b036a1fb77849f7ae65b3492c832c0buzbee char num[8]; 382efc6369224b036a1fb77849f7ae65b3492c832c0buzbee int i; 383efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 384efc6369224b036a1fb77849f7ae65b3492c832c0buzbee for (i = 0; i < kX86RegEnd; i++) { 3858dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko if (mask.HasBit(i)) { 386988e6ea9ac66edf1e205851df9bb53de3f3763f3Ian Rogers snprintf(num, arraysize(num), "%d ", i); 387efc6369224b036a1fb77849f7ae65b3492c832c0buzbee strcat(buf, num); 388efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 389efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 390efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 3918dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko if (mask.HasBit(ResourceMask::kCCode)) { 392efc6369224b036a1fb77849f7ae65b3492c832c0buzbee strcat(buf, "cc "); 393efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 394efc6369224b036a1fb77849f7ae65b3492c832c0buzbee /* Memory bits */ 3958dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko if (x86LIR && (mask.HasBit(ResourceMask::kDalvikReg))) { 396988e6ea9ac66edf1e205851df9bb53de3f3763f3Ian Rogers snprintf(buf + strlen(buf), arraysize(buf) - strlen(buf), "dr%d%s", 397988e6ea9ac66edf1e205851df9bb53de3f3763f3Ian Rogers DECODE_ALIAS_INFO_REG(x86LIR->flags.alias_info), 398988e6ea9ac66edf1e205851df9bb53de3f3763f3Ian Rogers (DECODE_ALIAS_INFO_WIDE(x86LIR->flags.alias_info)) ? "(+1)" : ""); 399efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 4008dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko if (mask.HasBit(ResourceMask::kLiteral)) { 401efc6369224b036a1fb77849f7ae65b3492c832c0buzbee strcat(buf, "lit "); 402efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 403efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 4048dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko if (mask.HasBit(ResourceMask::kHeapRef)) { 405efc6369224b036a1fb77849f7ae65b3492c832c0buzbee strcat(buf, "heap "); 406efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 4078dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko if (mask.HasBit(ResourceMask::kMustNotAlias)) { 408efc6369224b036a1fb77849f7ae65b3492c832c0buzbee strcat(buf, "noalias "); 409efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 410efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 411efc6369224b036a1fb77849f7ae65b3492c832c0buzbee if (buf[0]) { 412efc6369224b036a1fb77849f7ae65b3492c832c0buzbee LOG(INFO) << prefix << ": " << buf; 413efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 414efc6369224b036a1fb77849f7ae65b3492c832c0buzbee} 41502031b185b4653e6c72e21f7a51238b903f6d638buzbee 4161fd3346740dfb7f47be9922312b68a4227fada96buzbeevoid X86Mir2Lir::AdjustSpillMask() { 417efc6369224b036a1fb77849f7ae65b3492c832c0buzbee // Adjustment for LR spilling, x86 has no LR so nothing to do here 418091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee core_spill_mask_ |= (1 << rs_rRET.GetRegNum()); 4191fd3346740dfb7f47be9922312b68a4227fada96buzbee num_core_spills_++; 420efc6369224b036a1fb77849f7ae65b3492c832c0buzbee} 421efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 422e87f9b5185379c8cf8392d65a63e7bf7e51b97e7Mark MendellRegStorage X86Mir2Lir::AllocateByteRegister() { 4237e399fd3a99ba9c9dbfafdf14f75dd318fa7d454Chao-ying Fu RegStorage reg = AllocTypedTemp(false, kCoreReg); 424dd64450b37776f68b9bfc47f8d9a88bc72c95727Elena Sayapina if (!cu_->target64) { 4257e399fd3a99ba9c9dbfafdf14f75dd318fa7d454Chao-ying Fu DCHECK_LT(reg.GetRegNum(), rs_rX86_SP.GetRegNum()); 4267e399fd3a99ba9c9dbfafdf14f75dd318fa7d454Chao-ying Fu } 4277e399fd3a99ba9c9dbfafdf14f75dd318fa7d454Chao-ying Fu return reg; 4287e399fd3a99ba9c9dbfafdf14f75dd318fa7d454Chao-ying Fu} 4297e399fd3a99ba9c9dbfafdf14f75dd318fa7d454Chao-ying Fu 4307e399fd3a99ba9c9dbfafdf14f75dd318fa7d454Chao-ying Fubool X86Mir2Lir::IsByteRegister(RegStorage reg) { 431dd64450b37776f68b9bfc47f8d9a88bc72c95727Elena Sayapina return cu_->target64 || reg.GetRegNum() < rs_rX86_SP.GetRegNum(); 432e87f9b5185379c8cf8392d65a63e7bf7e51b97e7Mark Mendell} 433e87f9b5185379c8cf8392d65a63e7bf7e51b97e7Mark Mendell 434efc6369224b036a1fb77849f7ae65b3492c832c0buzbee/* Clobber all regs that might be used by an external C call */ 43531c2aac7137b69d5622eea09597500731fbee2efVladimir Markovoid X86Mir2Lir::ClobberCallerSave() { 436091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee Clobber(rs_rAX); 437091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee Clobber(rs_rCX); 438091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee Clobber(rs_rDX); 439091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee Clobber(rs_rBX); 44035ec2b5faf9a2dbc3c0cddb7ebc09952b8a27d2aChao-ying Fu 44135ec2b5faf9a2dbc3c0cddb7ebc09952b8a27d2aChao-ying Fu Clobber(rs_fr0); 44235ec2b5faf9a2dbc3c0cddb7ebc09952b8a27d2aChao-ying Fu Clobber(rs_fr1); 44335ec2b5faf9a2dbc3c0cddb7ebc09952b8a27d2aChao-ying Fu Clobber(rs_fr2); 44435ec2b5faf9a2dbc3c0cddb7ebc09952b8a27d2aChao-ying Fu Clobber(rs_fr3); 44535ec2b5faf9a2dbc3c0cddb7ebc09952b8a27d2aChao-ying Fu Clobber(rs_fr4); 44635ec2b5faf9a2dbc3c0cddb7ebc09952b8a27d2aChao-ying Fu Clobber(rs_fr5); 44735ec2b5faf9a2dbc3c0cddb7ebc09952b8a27d2aChao-ying Fu Clobber(rs_fr6); 44835ec2b5faf9a2dbc3c0cddb7ebc09952b8a27d2aChao-ying Fu Clobber(rs_fr7); 44935ec2b5faf9a2dbc3c0cddb7ebc09952b8a27d2aChao-ying Fu 450dd64450b37776f68b9bfc47f8d9a88bc72c95727Elena Sayapina if (cu_->target64) { 45135ec2b5faf9a2dbc3c0cddb7ebc09952b8a27d2aChao-ying Fu Clobber(rs_r8); 45235ec2b5faf9a2dbc3c0cddb7ebc09952b8a27d2aChao-ying Fu Clobber(rs_r9); 45335ec2b5faf9a2dbc3c0cddb7ebc09952b8a27d2aChao-ying Fu Clobber(rs_r10); 45435ec2b5faf9a2dbc3c0cddb7ebc09952b8a27d2aChao-ying Fu Clobber(rs_r11); 45535ec2b5faf9a2dbc3c0cddb7ebc09952b8a27d2aChao-ying Fu 45635ec2b5faf9a2dbc3c0cddb7ebc09952b8a27d2aChao-ying Fu Clobber(rs_fr8); 45735ec2b5faf9a2dbc3c0cddb7ebc09952b8a27d2aChao-ying Fu Clobber(rs_fr9); 45835ec2b5faf9a2dbc3c0cddb7ebc09952b8a27d2aChao-ying Fu Clobber(rs_fr10); 45935ec2b5faf9a2dbc3c0cddb7ebc09952b8a27d2aChao-ying Fu Clobber(rs_fr11); 46035ec2b5faf9a2dbc3c0cddb7ebc09952b8a27d2aChao-ying Fu Clobber(rs_fr12); 46135ec2b5faf9a2dbc3c0cddb7ebc09952b8a27d2aChao-ying Fu Clobber(rs_fr13); 46235ec2b5faf9a2dbc3c0cddb7ebc09952b8a27d2aChao-ying Fu Clobber(rs_fr14); 46335ec2b5faf9a2dbc3c0cddb7ebc09952b8a27d2aChao-ying Fu Clobber(rs_fr15); 46435ec2b5faf9a2dbc3c0cddb7ebc09952b8a27d2aChao-ying Fu } 465efc6369224b036a1fb77849f7ae65b3492c832c0buzbee} 466efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 4671fd3346740dfb7f47be9922312b68a4227fada96buzbeeRegLocation X86Mir2Lir::GetReturnWideAlt() { 46852a77fc135f0e0df57ee24641c3f5ae415ff7bd6buzbee RegLocation res = LocCReturnWide(); 469091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee DCHECK(res.reg.GetLowReg() == rs_rAX.GetReg()); 470091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee DCHECK(res.reg.GetHighReg() == rs_rDX.GetReg()); 471091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee Clobber(rs_rAX); 472091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee Clobber(rs_rDX); 473091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee MarkInUse(rs_rAX); 474091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee MarkInUse(rs_rDX); 475091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee MarkWide(res.reg); 476efc6369224b036a1fb77849f7ae65b3492c832c0buzbee return res; 477efc6369224b036a1fb77849f7ae65b3492c832c0buzbee} 478efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 4792ce745c06271d5223d57dbf08117b20d5b60694aBrian CarlstromRegLocation X86Mir2Lir::GetReturnAlt() { 48052a77fc135f0e0df57ee24641c3f5ae415ff7bd6buzbee RegLocation res = LocCReturn(); 481091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee res.reg.SetReg(rs_rDX.GetReg()); 482091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee Clobber(rs_rDX); 483091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee MarkInUse(rs_rDX); 484efc6369224b036a1fb77849f7ae65b3492c832c0buzbee return res; 485efc6369224b036a1fb77849f7ae65b3492c832c0buzbee} 486efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 487efc6369224b036a1fb77849f7ae65b3492c832c0buzbee/* To be used when explicitly managing register use */ 4882ce745c06271d5223d57dbf08117b20d5b60694aBrian Carlstromvoid X86Mir2Lir::LockCallTemps() { 489091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee LockTemp(rs_rX86_ARG0); 490091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee LockTemp(rs_rX86_ARG1); 491091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee LockTemp(rs_rX86_ARG2); 492091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee LockTemp(rs_rX86_ARG3); 493dd64450b37776f68b9bfc47f8d9a88bc72c95727Elena Sayapina if (cu_->target64) { 49458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko LockTemp(rs_rX86_ARG4); 49558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko LockTemp(rs_rX86_ARG5); 49658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko LockTemp(rs_rX86_FARG0); 49758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko LockTemp(rs_rX86_FARG1); 49858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko LockTemp(rs_rX86_FARG2); 49958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko LockTemp(rs_rX86_FARG3); 50058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko LockTemp(rs_rX86_FARG4); 50158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko LockTemp(rs_rX86_FARG5); 50258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko LockTemp(rs_rX86_FARG6); 50358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko LockTemp(rs_rX86_FARG7); 50458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 505efc6369224b036a1fb77849f7ae65b3492c832c0buzbee} 506efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 507efc6369224b036a1fb77849f7ae65b3492c832c0buzbee/* To be used when explicitly managing register use */ 5082ce745c06271d5223d57dbf08117b20d5b60694aBrian Carlstromvoid X86Mir2Lir::FreeCallTemps() { 509091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee FreeTemp(rs_rX86_ARG0); 510091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee FreeTemp(rs_rX86_ARG1); 511091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee FreeTemp(rs_rX86_ARG2); 512091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee FreeTemp(rs_rX86_ARG3); 513dd64450b37776f68b9bfc47f8d9a88bc72c95727Elena Sayapina if (cu_->target64) { 51458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko FreeTemp(rs_rX86_ARG4); 51558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko FreeTemp(rs_rX86_ARG5); 51658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko FreeTemp(rs_rX86_FARG0); 51758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko FreeTemp(rs_rX86_FARG1); 51858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko FreeTemp(rs_rX86_FARG2); 51958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko FreeTemp(rs_rX86_FARG3); 52058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko FreeTemp(rs_rX86_FARG4); 52158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko FreeTemp(rs_rX86_FARG5); 52258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko FreeTemp(rs_rX86_FARG6); 52358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko FreeTemp(rs_rX86_FARG7); 52458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 525efc6369224b036a1fb77849f7ae65b3492c832c0buzbee} 526efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 52799ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusorubool X86Mir2Lir::ProvidesFullMemoryBarrier(X86OpCode opcode) { 52899ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru switch (opcode) { 52999ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru case kX86LockCmpxchgMR: 53099ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru case kX86LockCmpxchgAR: 5310f9b9c508814a62c6e21c6a06cfe4de39b5036c0Ian Rogers case kX86LockCmpxchg64M: 5320f9b9c508814a62c6e21c6a06cfe4de39b5036c0Ian Rogers case kX86LockCmpxchg64A: 53399ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru case kX86XchgMR: 53499ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru case kX86Mfence: 53599ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru // Atomic memory instructions provide full barrier. 53699ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru return true; 53799ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru default: 53899ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru break; 53999ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru } 54099ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru 54199ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru // Conservative if cannot prove it provides full barrier. 54299ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru return false; 54399ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru} 54499ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru 545b14329f90f725af0f67c45dfcb94933a426d63ceAndreas Gampebool X86Mir2Lir::GenMemBarrier(MemBarrierKind barrier_kind) { 546efc6369224b036a1fb77849f7ae65b3492c832c0buzbee#if ANDROID_SMP != 0 54799ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru // Start off with using the last LIR as the barrier. If it is not enough, then we will update it. 54899ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru LIR* mem_barrier = last_lir_insn_; 54999ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru 550b14329f90f725af0f67c45dfcb94933a426d63ceAndreas Gampe bool ret = false; 55199ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru /* 55299ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru * According to the JSR-133 Cookbook, for x86 only StoreLoad barriers need memory fence. All other barriers 55399ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru * (LoadLoad, LoadStore, StoreStore) are nops due to the x86 memory model. For those cases, all we need 55499ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru * to ensure is that there is a scheduling barrier in place. 55599ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru */ 55699ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru if (barrier_kind == kStoreLoad) { 55799ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru // If no LIR exists already that can be used a barrier, then generate an mfence. 55899ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru if (mem_barrier == nullptr) { 55999ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru mem_barrier = NewLIR0(kX86Mfence); 560b14329f90f725af0f67c45dfcb94933a426d63ceAndreas Gampe ret = true; 56199ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru } 56299ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru 56399ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru // If last instruction does not provide full barrier, then insert an mfence. 56499ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru if (ProvidesFullMemoryBarrier(static_cast<X86OpCode>(mem_barrier->opcode)) == false) { 56599ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru mem_barrier = NewLIR0(kX86Mfence); 566b14329f90f725af0f67c45dfcb94933a426d63ceAndreas Gampe ret = true; 56799ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru } 56899ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru } 56999ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru 57099ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru // Now ensure that a scheduling barrier is in place. 57199ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru if (mem_barrier == nullptr) { 57299ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru GenBarrier(); 57399ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru } else { 57499ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru // Mark as a scheduling barrier. 57599ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru DCHECK(!mem_barrier->flags.use_def_invalid); 5768dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko mem_barrier->u.m.def_mask = &kEncodeAll; 57799ad7230ccaace93bf323dea9790f35fe991a4a2Razvan A Lupusoru } 578b14329f90f725af0f67c45dfcb94933a426d63ceAndreas Gampe return ret; 579b14329f90f725af0f67c45dfcb94933a426d63ceAndreas Gampe#else 580b14329f90f725af0f67c45dfcb94933a426d63ceAndreas Gampe return false; 581efc6369224b036a1fb77849f7ae65b3492c832c0buzbee#endif 582efc6369224b036a1fb77849f7ae65b3492c832c0buzbee} 58300e1ec6581b5b7b46ca4c314c2854e9caa647dd2Bill Buzbee 5841fd3346740dfb7f47be9922312b68a4227fada96buzbeevoid X86Mir2Lir::CompilerInitializeRegAlloc() { 585dd64450b37776f68b9bfc47f8d9a88bc72c95727Elena Sayapina if (cu_->target64) { 58676af0d307194045ece429dbaf62e93d3e08c6c20Dmitry Petrochenko reg_pool_ = new (arena_) RegisterPool(this, arena_, core_regs_64, core_regs_64q, sp_regs_64, 58776af0d307194045ece429dbaf62e93d3e08c6c20Dmitry Petrochenko dp_regs_64, reserved_regs_64, reserved_regs_64q, 58876af0d307194045ece429dbaf62e93d3e08c6c20Dmitry Petrochenko core_temps_64, core_temps_64q, sp_temps_64, dp_temps_64); 5899ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko } else { 590b01bf15d18f9b08d77e7a3c6e2897af0e02bf8cabuzbee reg_pool_ = new (arena_) RegisterPool(this, arena_, core_regs_32, empty_pool, sp_regs_32, 591b01bf15d18f9b08d77e7a3c6e2897af0e02bf8cabuzbee dp_regs_32, reserved_regs_32, empty_pool, 592b01bf15d18f9b08d77e7a3c6e2897af0e02bf8cabuzbee core_temps_32, empty_pool, sp_temps_32, dp_temps_32); 5939ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko } 594091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee 595091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee // Target-specific adjustments. 596091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee 597fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell // Add in XMM registers. 598dd64450b37776f68b9bfc47f8d9a88bc72c95727Elena Sayapina const ArrayRef<const RegStorage> *xp_temps = cu_->target64 ? &xp_temps_64 : &xp_temps_32; 599fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell for (RegStorage reg : *xp_temps) { 600fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell RegisterInfo* info = new (arena_) RegisterInfo(reg, GetRegMaskCommon(reg)); 601fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell reginfo_map_.Put(reg.GetReg(), info); 602fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell info->SetIsTemp(true); 603fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell } 604fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell 605091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee // Alias single precision xmm to double xmms. 606091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee // TODO: as needed, add larger vector sizes - alias all to the largest. 607091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee GrowableArray<RegisterInfo*>::Iterator it(®_pool_->sp_regs_); 608091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee for (RegisterInfo* info = it.Next(); info != nullptr; info = it.Next()) { 609091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee int sp_reg_num = info->GetReg().GetRegNum(); 610fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell RegStorage xp_reg = RegStorage::Solo128(sp_reg_num); 611fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell RegisterInfo* xp_reg_info = GetRegInfo(xp_reg); 612fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell // 128-bit xmm vector register's master storage should refer to itself. 613fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell DCHECK_EQ(xp_reg_info, xp_reg_info->Master()); 614fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell 615fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell // Redirect 32-bit vector's master storage to 128-bit vector. 616fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell info->SetMaster(xp_reg_info); 617fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell 61876af0d307194045ece429dbaf62e93d3e08c6c20Dmitry Petrochenko RegStorage dp_reg = RegStorage::FloatSolo64(sp_reg_num); 619091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee RegisterInfo* dp_reg_info = GetRegInfo(dp_reg); 620fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell // Redirect 64-bit vector's master storage to 128-bit vector. 621fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell dp_reg_info->SetMaster(xp_reg_info); 62276af0d307194045ece429dbaf62e93d3e08c6c20Dmitry Petrochenko // Singles should show a single 32-bit mask bit, at first referring to the low half. 62376af0d307194045ece429dbaf62e93d3e08c6c20Dmitry Petrochenko DCHECK_EQ(info->StorageMask(), 0x1U); 62476af0d307194045ece429dbaf62e93d3e08c6c20Dmitry Petrochenko } 62576af0d307194045ece429dbaf62e93d3e08c6c20Dmitry Petrochenko 626dd64450b37776f68b9bfc47f8d9a88bc72c95727Elena Sayapina if (cu_->target64) { 62776af0d307194045ece429dbaf62e93d3e08c6c20Dmitry Petrochenko // Alias 32bit W registers to corresponding 64bit X registers. 62876af0d307194045ece429dbaf62e93d3e08c6c20Dmitry Petrochenko GrowableArray<RegisterInfo*>::Iterator w_it(®_pool_->core_regs_); 62976af0d307194045ece429dbaf62e93d3e08c6c20Dmitry Petrochenko for (RegisterInfo* info = w_it.Next(); info != nullptr; info = w_it.Next()) { 63076af0d307194045ece429dbaf62e93d3e08c6c20Dmitry Petrochenko int x_reg_num = info->GetReg().GetRegNum(); 63176af0d307194045ece429dbaf62e93d3e08c6c20Dmitry Petrochenko RegStorage x_reg = RegStorage::Solo64(x_reg_num); 63276af0d307194045ece429dbaf62e93d3e08c6c20Dmitry Petrochenko RegisterInfo* x_reg_info = GetRegInfo(x_reg); 63376af0d307194045ece429dbaf62e93d3e08c6c20Dmitry Petrochenko // 64bit X register's master storage should refer to itself. 63476af0d307194045ece429dbaf62e93d3e08c6c20Dmitry Petrochenko DCHECK_EQ(x_reg_info, x_reg_info->Master()); 63576af0d307194045ece429dbaf62e93d3e08c6c20Dmitry Petrochenko // Redirect 32bit W master storage to 64bit X. 63676af0d307194045ece429dbaf62e93d3e08c6c20Dmitry Petrochenko info->SetMaster(x_reg_info); 63776af0d307194045ece429dbaf62e93d3e08c6c20Dmitry Petrochenko // 32bit W should show a single 32-bit mask bit, at first referring to the low half. 63876af0d307194045ece429dbaf62e93d3e08c6c20Dmitry Petrochenko DCHECK_EQ(info->StorageMask(), 0x1U); 63976af0d307194045ece429dbaf62e93d3e08c6c20Dmitry Petrochenko } 640efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 641091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee 642091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee // Don't start allocating temps at r0/s0/d0 or you may clobber return regs in early-exit methods. 643091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee // TODO: adjust for x86/hard float calling convention. 644091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee reg_pool_->next_core_reg_ = 2; 645091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee reg_pool_->next_sp_reg_ = 2; 646091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee reg_pool_->next_dp_reg_ = 1; 647efc6369224b036a1fb77849f7ae65b3492c832c0buzbee} 648efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 6491fd3346740dfb7f47be9922312b68a4227fada96buzbeevoid X86Mir2Lir::SpillCoreRegs() { 6501fd3346740dfb7f47be9922312b68a4227fada96buzbee if (num_core_spills_ == 0) { 651efc6369224b036a1fb77849f7ae65b3492c832c0buzbee return; 652efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 653efc6369224b036a1fb77849f7ae65b3492c832c0buzbee // Spill mask not including fake return address register 654091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee uint32_t mask = core_spill_mask_ & ~(1 << rs_rRET.GetRegNum()); 6559ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko int offset = frame_size_ - (GetInstructionSetPointerSize(cu_->instruction_set) * num_core_spills_); 656efc6369224b036a1fb77849f7ae65b3492c832c0buzbee for (int reg = 0; mask; mask >>= 1, reg++) { 657efc6369224b036a1fb77849f7ae65b3492c832c0buzbee if (mask & 0x1) { 6582700f7e1edbcd2518f4978e4cd0e05a4149f91b6buzbee StoreWordDisp(rs_rX86_SP, offset, RegStorage::Solo32(reg)); 6599ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko offset += GetInstructionSetPointerSize(cu_->instruction_set); 660efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 661efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 662efc6369224b036a1fb77849f7ae65b3492c832c0buzbee} 663efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 6641fd3346740dfb7f47be9922312b68a4227fada96buzbeevoid X86Mir2Lir::UnSpillCoreRegs() { 6651fd3346740dfb7f47be9922312b68a4227fada96buzbee if (num_core_spills_ == 0) { 666efc6369224b036a1fb77849f7ae65b3492c832c0buzbee return; 667efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 668efc6369224b036a1fb77849f7ae65b3492c832c0buzbee // Spill mask not including fake return address register 669091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee uint32_t mask = core_spill_mask_ & ~(1 << rs_rRET.GetRegNum()); 6709ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko int offset = frame_size_ - (GetInstructionSetPointerSize(cu_->instruction_set) * num_core_spills_); 671efc6369224b036a1fb77849f7ae65b3492c832c0buzbee for (int reg = 0; mask; mask >>= 1, reg++) { 672efc6369224b036a1fb77849f7ae65b3492c832c0buzbee if (mask & 0x1) { 6732700f7e1edbcd2518f4978e4cd0e05a4149f91b6buzbee LoadWordDisp(rs_rX86_SP, offset, RegStorage::Solo32(reg)); 6749ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko offset += GetInstructionSetPointerSize(cu_->instruction_set); 675efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 676efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 677efc6369224b036a1fb77849f7ae65b3492c832c0buzbee} 678efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 6792ce745c06271d5223d57dbf08117b20d5b60694aBrian Carlstrombool X86Mir2Lir::IsUnconditionalBranch(LIR* lir) { 680cbd6d44c0a94f3d26671b5325aa21bbf1335ffe8buzbee return (lir->opcode == kX86Jmp8 || lir->opcode == kX86Jmp32); 681efc6369224b036a1fb77849f7ae65b3492c832c0buzbee} 682efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 683674744e635ddbdfb311fbd25b5a27356560d30c3Vladimir Markobool X86Mir2Lir::SupportsVolatileLoadStore(OpSize size) { 684674744e635ddbdfb311fbd25b5a27356560d30c3Vladimir Marko return true; 685674744e635ddbdfb311fbd25b5a27356560d30c3Vladimir Marko} 686674744e635ddbdfb311fbd25b5a27356560d30c3Vladimir Marko 687674744e635ddbdfb311fbd25b5a27356560d30c3Vladimir MarkoRegisterClass X86Mir2Lir::RegClassForFieldLoadStore(OpSize size, bool is_volatile) { 688e0ccdc0dd166136cd43e5f54201179a4496d33e8Chao-ying Fu // X86_64 can handle any size. 689dd64450b37776f68b9bfc47f8d9a88bc72c95727Elena Sayapina if (cu_->target64) { 690e0ccdc0dd166136cd43e5f54201179a4496d33e8Chao-ying Fu if (size == kReference) { 691e0ccdc0dd166136cd43e5f54201179a4496d33e8Chao-ying Fu return kRefReg; 692e0ccdc0dd166136cd43e5f54201179a4496d33e8Chao-ying Fu } 693e0ccdc0dd166136cd43e5f54201179a4496d33e8Chao-ying Fu return kCoreReg; 694e0ccdc0dd166136cd43e5f54201179a4496d33e8Chao-ying Fu } 695e0ccdc0dd166136cd43e5f54201179a4496d33e8Chao-ying Fu 696674744e635ddbdfb311fbd25b5a27356560d30c3Vladimir Marko if (UNLIKELY(is_volatile)) { 697674744e635ddbdfb311fbd25b5a27356560d30c3Vladimir Marko // On x86, atomic 64-bit load/store requires an fp register. 698674744e635ddbdfb311fbd25b5a27356560d30c3Vladimir Marko // Smaller aligned load/store is atomic for both core and fp registers. 699674744e635ddbdfb311fbd25b5a27356560d30c3Vladimir Marko if (size == k64 || size == kDouble) { 700674744e635ddbdfb311fbd25b5a27356560d30c3Vladimir Marko return kFPReg; 701674744e635ddbdfb311fbd25b5a27356560d30c3Vladimir Marko } 702674744e635ddbdfb311fbd25b5a27356560d30c3Vladimir Marko } 703674744e635ddbdfb311fbd25b5a27356560d30c3Vladimir Marko return RegClassBySize(size); 704674744e635ddbdfb311fbd25b5a27356560d30c3Vladimir Marko} 705674744e635ddbdfb311fbd25b5a27356560d30c3Vladimir Marko 706dd64450b37776f68b9bfc47f8d9a88bc72c95727Elena SayapinaX86Mir2Lir::X86Mir2Lir(CompilationUnit* cu, MIRGraph* mir_graph, ArenaAllocator* arena) 70755d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell : Mir2Lir(cu, mir_graph, arena), 708dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers base_of_code_(nullptr), store_method_addr_(false), store_method_addr_used_(false), 70955d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell method_address_insns_(arena, 100, kGrowableArrayMisc), 71055d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell class_type_address_insns_(arena, 100, kGrowableArrayMisc), 711ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell call_method_insns_(arena, 100, kGrowableArrayMisc), 712dd64450b37776f68b9bfc47f8d9a88bc72c95727Elena Sayapina stack_decrement_(nullptr), stack_increment_(nullptr), 713d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell const_vectors_(nullptr) { 714d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell store_method_addr_used_ = false; 715dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers if (kIsDebugBuild) { 716dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers for (int i = 0; i < kX86Last; i++) { 717dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers if (X86Mir2Lir::EncodingMap[i].opcode != i) { 718dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers LOG(FATAL) << "Encoding order for " << X86Mir2Lir::EncodingMap[i].name 719d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell << " is wrong: expecting " << i << ", seeing " 720d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell << static_cast<int>(X86Mir2Lir::EncodingMap[i].opcode); 721dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers } 722efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 723efc6369224b036a1fb77849f7ae65b3492c832c0buzbee } 724dd64450b37776f68b9bfc47f8d9a88bc72c95727Elena Sayapina if (cu_->target64) { 7259ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rs_rX86_SP = rs_rX86_SP_64; 7269ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko 7279ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rs_rX86_ARG0 = rs_rDI; 7289ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rs_rX86_ARG1 = rs_rSI; 7299ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rs_rX86_ARG2 = rs_rDX; 7309ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rs_rX86_ARG3 = rs_rCX; 73158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rs_rX86_ARG4 = rs_r8; 73258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rs_rX86_ARG5 = rs_r9; 73358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rs_rX86_FARG0 = rs_fr0; 73458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rs_rX86_FARG1 = rs_fr1; 73558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rs_rX86_FARG2 = rs_fr2; 73658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rs_rX86_FARG3 = rs_fr3; 73758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rs_rX86_FARG4 = rs_fr4; 73858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rs_rX86_FARG5 = rs_fr5; 73958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rs_rX86_FARG6 = rs_fr6; 74058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rs_rX86_FARG7 = rs_fr7; 7419ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rX86_ARG0 = rDI; 7429ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rX86_ARG1 = rSI; 7439ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rX86_ARG2 = rDX; 7449ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rX86_ARG3 = rCX; 74558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rX86_ARG4 = r8; 74658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rX86_ARG5 = r9; 74758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rX86_FARG0 = fr0; 74858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rX86_FARG1 = fr1; 74958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rX86_FARG2 = fr2; 75058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rX86_FARG3 = fr3; 75158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rX86_FARG4 = fr4; 75258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rX86_FARG5 = fr5; 75358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rX86_FARG6 = fr6; 75458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rX86_FARG7 = fr7; 75555884bc1e2e1b324809b462455ccaf5811ffafd8Mark Mendell rs_rX86_INVOKE_TGT = rs_rDI; 7569ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko } else { 7579ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rs_rX86_SP = rs_rX86_SP_32; 7589ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko 7599ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rs_rX86_ARG0 = rs_rAX; 7609ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rs_rX86_ARG1 = rs_rCX; 7619ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rs_rX86_ARG2 = rs_rDX; 7629ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rs_rX86_ARG3 = rs_rBX; 76358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rs_rX86_ARG4 = RegStorage::InvalidReg(); 76458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rs_rX86_ARG5 = RegStorage::InvalidReg(); 76558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rs_rX86_FARG0 = rs_rAX; 76658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rs_rX86_FARG1 = rs_rCX; 76758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rs_rX86_FARG2 = rs_rDX; 76858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rs_rX86_FARG3 = rs_rBX; 76958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rs_rX86_FARG4 = RegStorage::InvalidReg(); 77058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rs_rX86_FARG5 = RegStorage::InvalidReg(); 77158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rs_rX86_FARG6 = RegStorage::InvalidReg(); 77258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rs_rX86_FARG7 = RegStorage::InvalidReg(); 7739ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rX86_ARG0 = rAX; 7749ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rX86_ARG1 = rCX; 7759ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rX86_ARG2 = rDX; 7769ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rX86_ARG3 = rBX; 77758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rX86_FARG0 = rAX; 77858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rX86_FARG1 = rCX; 77958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rX86_FARG2 = rDX; 78058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rX86_FARG3 = rBX; 78155884bc1e2e1b324809b462455ccaf5811ffafd8Mark Mendell rs_rX86_INVOKE_TGT = rs_rAX; 78258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // TODO(64): Initialize with invalid reg 78358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko// rX86_ARG4 = RegStorage::InvalidReg(); 78458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko// rX86_ARG5 = RegStorage::InvalidReg(); 7859ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko } 7869ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rs_rX86_RET0 = rs_rAX; 7879ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rs_rX86_RET1 = rs_rDX; 7889ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rs_rX86_COUNT = rs_rCX; 7899ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rX86_RET0 = rAX; 7909ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rX86_RET1 = rDX; 7919ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rX86_INVOKE_TGT = rAX; 7929ee801f5308aa3c62ae3bedae2658612762ffb91Dmitry Petrochenko rX86_COUNT = rCX; 7931fd3346740dfb7f47be9922312b68a4227fada96buzbee} 7941fd3346740dfb7f47be9922312b68a4227fada96buzbee 795862a76027076c341c26aa6cd4a30a7cdd6dc2143buzbeeMir2Lir* X86CodeGenerator(CompilationUnit* const cu, MIRGraph* const mir_graph, 796862a76027076c341c26aa6cd4a30a7cdd6dc2143buzbee ArenaAllocator* const arena) { 797dd64450b37776f68b9bfc47f8d9a88bc72c95727Elena Sayapina return new X86Mir2Lir(cu, mir_graph, arena); 798efc6369224b036a1fb77849f7ae65b3492c832c0buzbee} 799efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 800efc6369224b036a1fb77849f7ae65b3492c832c0buzbee// Not used in x86 801dd7624d2b9e599d57762d12031b10b89defc9807Ian RogersRegStorage X86Mir2Lir::LoadHelper(ThreadOffset<4> offset) { 80252a77fc135f0e0df57ee24641c3f5ae415ff7bd6buzbee LOG(FATAL) << "Unexpected use of LoadHelper in x86"; 8032700f7e1edbcd2518f4978e4cd0e05a4149f91b6buzbee return RegStorage::InvalidReg(); 804efc6369224b036a1fb77849f7ae65b3492c832c0buzbee} 805efc6369224b036a1fb77849f7ae65b3492c832c0buzbee 8062f244e9faccfcca68af3c5484c397a01a1c3a342Andreas Gampe// Not used in x86 8072f244e9faccfcca68af3c5484c397a01a1c3a342Andreas GampeRegStorage X86Mir2Lir::LoadHelper(ThreadOffset<8> offset) { 8082f244e9faccfcca68af3c5484c397a01a1c3a342Andreas Gampe LOG(FATAL) << "Unexpected use of LoadHelper in x86"; 8092f244e9faccfcca68af3c5484c397a01a1c3a342Andreas Gampe return RegStorage::InvalidReg(); 8102f244e9faccfcca68af3c5484c397a01a1c3a342Andreas Gampe} 8112f244e9faccfcca68af3c5484c397a01a1c3a342Andreas Gampe 812b373e091eac39b1a79c11f2dcbd610af01e9e8a9Dave AllisonLIR* X86Mir2Lir::CheckSuspendUsingLoad() { 813b373e091eac39b1a79c11f2dcbd610af01e9e8a9Dave Allison LOG(FATAL) << "Unexpected use of CheckSuspendUsingLoad in x86"; 814b373e091eac39b1a79c11f2dcbd610af01e9e8a9Dave Allison return nullptr; 815b373e091eac39b1a79c11f2dcbd610af01e9e8a9Dave Allison} 816b373e091eac39b1a79c11f2dcbd610af01e9e8a9Dave Allison 8172ce745c06271d5223d57dbf08117b20d5b60694aBrian Carlstromuint64_t X86Mir2Lir::GetTargetInstFlags(int opcode) { 818409fe94ad529d9334587be80b9f6a3d166805508buzbee DCHECK(!IsPseudoLirOp(opcode)); 8191fd3346740dfb7f47be9922312b68a4227fada96buzbee return X86Mir2Lir::EncodingMap[opcode].flags; 8201bc37c60da71c923ea9a2e99d31ba1b3d76d79a8buzbee} 8211bc37c60da71c923ea9a2e99d31ba1b3d76d79a8buzbee 8222ce745c06271d5223d57dbf08117b20d5b60694aBrian Carlstromconst char* X86Mir2Lir::GetTargetInstName(int opcode) { 823409fe94ad529d9334587be80b9f6a3d166805508buzbee DCHECK(!IsPseudoLirOp(opcode)); 8241fd3346740dfb7f47be9922312b68a4227fada96buzbee return X86Mir2Lir::EncodingMap[opcode].name; 8251bc37c60da71c923ea9a2e99d31ba1b3d76d79a8buzbee} 8261bc37c60da71c923ea9a2e99d31ba1b3d76d79a8buzbee 8272ce745c06271d5223d57dbf08117b20d5b60694aBrian Carlstromconst char* X86Mir2Lir::GetTargetInstFmt(int opcode) { 828409fe94ad529d9334587be80b9f6a3d166805508buzbee DCHECK(!IsPseudoLirOp(opcode)); 8291fd3346740dfb7f47be9922312b68a4227fada96buzbee return X86Mir2Lir::EncodingMap[opcode].fmt; 8301bc37c60da71c923ea9a2e99d31ba1b3d76d79a8buzbee} 8311bc37c60da71c923ea9a2e99d31ba1b3d76d79a8buzbee 832d61ba4ba6fcde666adb5d5c81b1c32f0534fb2c8Bill Buzbeevoid X86Mir2Lir::GenConstWide(RegLocation rl_dest, int64_t value) { 833d61ba4ba6fcde666adb5d5c81b1c32f0534fb2c8Bill Buzbee // Can we do this directly to memory? 834d61ba4ba6fcde666adb5d5c81b1c32f0534fb2c8Bill Buzbee rl_dest = UpdateLocWide(rl_dest); 835d61ba4ba6fcde666adb5d5c81b1c32f0534fb2c8Bill Buzbee if ((rl_dest.location == kLocDalvikFrame) || 836d61ba4ba6fcde666adb5d5c81b1c32f0534fb2c8Bill Buzbee (rl_dest.location == kLocCompilerTemp)) { 837d61ba4ba6fcde666adb5d5c81b1c32f0534fb2c8Bill Buzbee int32_t val_lo = Low32Bits(value); 838d61ba4ba6fcde666adb5d5c81b1c32f0534fb2c8Bill Buzbee int32_t val_hi = High32Bits(value); 839a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu int r_base = rs_rX86_SP.GetReg(); 840d61ba4ba6fcde666adb5d5c81b1c32f0534fb2c8Bill Buzbee int displacement = SRegOffset(rl_dest.s_reg_low); 841d61ba4ba6fcde666adb5d5c81b1c32f0534fb2c8Bill Buzbee 8428dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko ScopedMemRefType mem_ref_type(this, ResourceMask::kDalvikReg); 8432700f7e1edbcd2518f4978e4cd0e05a4149f91b6buzbee LIR * store = NewLIR3(kX86Mov32MI, r_base, displacement + LOWORD_OFFSET, val_lo); 844d61ba4ba6fcde666adb5d5c81b1c32f0534fb2c8Bill Buzbee AnnotateDalvikRegAccess(store, (displacement + LOWORD_OFFSET) >> 2, 845d61ba4ba6fcde666adb5d5c81b1c32f0534fb2c8Bill Buzbee false /* is_load */, true /* is64bit */); 8462700f7e1edbcd2518f4978e4cd0e05a4149f91b6buzbee store = NewLIR3(kX86Mov32MI, r_base, displacement + HIWORD_OFFSET, val_hi); 847d61ba4ba6fcde666adb5d5c81b1c32f0534fb2c8Bill Buzbee AnnotateDalvikRegAccess(store, (displacement + HIWORD_OFFSET) >> 2, 848d61ba4ba6fcde666adb5d5c81b1c32f0534fb2c8Bill Buzbee false /* is_load */, true /* is64bit */); 849d61ba4ba6fcde666adb5d5c81b1c32f0534fb2c8Bill Buzbee return; 850d61ba4ba6fcde666adb5d5c81b1c32f0534fb2c8Bill Buzbee } 851d61ba4ba6fcde666adb5d5c81b1c32f0534fb2c8Bill Buzbee 852d61ba4ba6fcde666adb5d5c81b1c32f0534fb2c8Bill Buzbee // Just use the standard code to do the generation. 853d61ba4ba6fcde666adb5d5c81b1c32f0534fb2c8Bill Buzbee Mir2Lir::GenConstWide(rl_dest, value); 854d61ba4ba6fcde666adb5d5c81b1c32f0534fb2c8Bill Buzbee} 855e02d48fb24747f90fd893e1c3572bb3c500afcedMark Mendell 856e02d48fb24747f90fd893e1c3572bb3c500afcedMark Mendell// TODO: Merge with existing RegLocation dumper in vreg_analysis.cc 857e02d48fb24747f90fd893e1c3572bb3c500afcedMark Mendellvoid X86Mir2Lir::DumpRegLocation(RegLocation loc) { 858e02d48fb24747f90fd893e1c3572bb3c500afcedMark Mendell LOG(INFO) << "location: " << loc.location << ',' 859e02d48fb24747f90fd893e1c3572bb3c500afcedMark Mendell << (loc.wide ? " w" : " ") 860e02d48fb24747f90fd893e1c3572bb3c500afcedMark Mendell << (loc.defined ? " D" : " ") 861e02d48fb24747f90fd893e1c3572bb3c500afcedMark Mendell << (loc.is_const ? " c" : " ") 862e02d48fb24747f90fd893e1c3572bb3c500afcedMark Mendell << (loc.fp ? " F" : " ") 863e02d48fb24747f90fd893e1c3572bb3c500afcedMark Mendell << (loc.core ? " C" : " ") 864e02d48fb24747f90fd893e1c3572bb3c500afcedMark Mendell << (loc.ref ? " r" : " ") 865e02d48fb24747f90fd893e1c3572bb3c500afcedMark Mendell << (loc.high_word ? " h" : " ") 866e02d48fb24747f90fd893e1c3572bb3c500afcedMark Mendell << (loc.home ? " H" : " ") 8672700f7e1edbcd2518f4978e4cd0e05a4149f91b6buzbee << ", low: " << static_cast<int>(loc.reg.GetLowReg()) 86800e1ec6581b5b7b46ca4c314c2854e9caa647dd2Bill Buzbee << ", high: " << static_cast<int>(loc.reg.GetHighReg()) 869e02d48fb24747f90fd893e1c3572bb3c500afcedMark Mendell << ", s_reg: " << loc.s_reg_low 870e02d48fb24747f90fd893e1c3572bb3c500afcedMark Mendell << ", orig: " << loc.orig_sreg; 871e02d48fb24747f90fd893e1c3572bb3c500afcedMark Mendell} 872e02d48fb24747f90fd893e1c3572bb3c500afcedMark Mendell 87367c39c4aefca23cb136157b889c09ee200b3dec6Mark Mendellvoid X86Mir2Lir::Materialize() { 87467c39c4aefca23cb136157b889c09ee200b3dec6Mark Mendell // A good place to put the analysis before starting. 87567c39c4aefca23cb136157b889c09ee200b3dec6Mark Mendell AnalyzeMIR(); 87667c39c4aefca23cb136157b889c09ee200b3dec6Mark Mendell 87767c39c4aefca23cb136157b889c09ee200b3dec6Mark Mendell // Now continue with regular code generation. 87867c39c4aefca23cb136157b889c09ee200b3dec6Mark Mendell Mir2Lir::Materialize(); 87967c39c4aefca23cb136157b889c09ee200b3dec6Mark Mendell} 88067c39c4aefca23cb136157b889c09ee200b3dec6Mark Mendell 88149161cef10a308aedada18e9aa742498d6e6c8c7Jeff Haovoid X86Mir2Lir::LoadMethodAddress(const MethodReference& target_method, InvokeType type, 88255d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell SpecialTargetRegister symbolic_reg) { 88355d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell /* 88455d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell * For x86, just generate a 32 bit move immediate instruction, that will be filled 88555d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell * in at 'link time'. For now, put a unique value based on target to ensure that 88655d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell * code deduplication works. 88755d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell */ 88849161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao int target_method_idx = target_method.dex_method_index; 88949161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao const DexFile* target_dex_file = target_method.dex_file; 89049161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao const DexFile::MethodId& target_method_id = target_dex_file->GetMethodId(target_method_idx); 89149161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao uintptr_t target_method_id_ptr = reinterpret_cast<uintptr_t>(&target_method_id); 89255d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell 89349161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao // Generate the move instruction with the unique pointer and save index, dex_file, and type. 894a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu LIR *move = RawLIR(current_dalvik_offset_, kX86Mov32RI, TargetReg(symbolic_reg, false).GetReg(), 89549161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao static_cast<int>(target_method_id_ptr), target_method_idx, 89649161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao WrapPointer(const_cast<DexFile*>(target_dex_file)), type); 89755d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell AppendLIR(move); 89855d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell method_address_insns_.Insert(move); 89955d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell} 90055d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell 90155d0eac918321e0525f6e6491f36a80977e0d416Mark Mendellvoid X86Mir2Lir::LoadClassType(uint32_t type_idx, SpecialTargetRegister symbolic_reg) { 90255d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell /* 90355d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell * For x86, just generate a 32 bit move immediate instruction, that will be filled 90455d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell * in at 'link time'. For now, put a unique value based on target to ensure that 90555d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell * code deduplication works. 90655d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell */ 90755d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell const DexFile::TypeId& id = cu_->dex_file->GetTypeId(type_idx); 90855d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell uintptr_t ptr = reinterpret_cast<uintptr_t>(&id); 90955d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell 91055d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell // Generate the move instruction with the unique pointer and save index and type. 911a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu LIR *move = RawLIR(current_dalvik_offset_, kX86Mov32RI, TargetReg(symbolic_reg, false).GetReg(), 91255d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell static_cast<int>(ptr), type_idx); 91355d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell AppendLIR(move); 91455d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell class_type_address_insns_.Insert(move); 91555d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell} 91655d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell 91749161cef10a308aedada18e9aa742498d6e6c8c7Jeff HaoLIR *X86Mir2Lir::CallWithLinkerFixup(const MethodReference& target_method, InvokeType type) { 91855d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell /* 91955d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell * For x86, just generate a 32 bit call relative instruction, that will be filled 92055d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell * in at 'link time'. For now, put a unique value based on target to ensure that 92155d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell * code deduplication works. 92255d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell */ 92349161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao int target_method_idx = target_method.dex_method_index; 92449161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao const DexFile* target_dex_file = target_method.dex_file; 92549161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao const DexFile::MethodId& target_method_id = target_dex_file->GetMethodId(target_method_idx); 92649161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao uintptr_t target_method_id_ptr = reinterpret_cast<uintptr_t>(&target_method_id); 92749161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao 92849161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao // Generate the call instruction with the unique pointer and save index, dex_file, and type. 92949161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao LIR *call = RawLIR(current_dalvik_offset_, kX86CallI, static_cast<int>(target_method_id_ptr), 93049161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao target_method_idx, WrapPointer(const_cast<DexFile*>(target_dex_file)), type); 93155d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell AppendLIR(call); 93255d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell call_method_insns_.Insert(call); 93355d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell return call; 93455d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell} 93555d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell 936d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell/* 937d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell * @brief Enter a 32 bit quantity into a buffer 938d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell * @param buf buffer. 939d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell * @param data Data value. 940d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell */ 941d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell 942d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendellstatic void PushWord(std::vector<uint8_t>&buf, int32_t data) { 943d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell buf.push_back(data & 0xff); 944d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell buf.push_back((data >> 8) & 0xff); 945d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell buf.push_back((data >> 16) & 0xff); 946d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell buf.push_back((data >> 24) & 0xff); 947d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell} 948d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell 94955d0eac918321e0525f6e6491f36a80977e0d416Mark Mendellvoid X86Mir2Lir::InstallLiteralPools() { 95055d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell // These are handled differently for x86. 95155d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell DCHECK(code_literal_list_ == nullptr); 95255d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell DCHECK(method_literal_list_ == nullptr); 95355d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell DCHECK(class_literal_list_ == nullptr); 95455d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell 955d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell // Align to 16 byte boundary. We have implicit knowledge that the start of the method is 956d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell // on a 4 byte boundary. How can I check this if it changes (other than aligned loads 957d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell // will fail at runtime)? 958d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell if (const_vectors_ != nullptr) { 959d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell int align_size = (16-4) - (code_buffer_.size() & 0xF); 960d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell if (align_size < 0) { 961d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell align_size += 16; 962d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell } 963d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell 964d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell while (align_size > 0) { 965d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell code_buffer_.push_back(0); 966d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell align_size--; 967d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell } 968d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell for (LIR *p = const_vectors_; p != nullptr; p = p->next) { 969d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell PushWord(code_buffer_, p->operands[0]); 970d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell PushWord(code_buffer_, p->operands[1]); 971d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell PushWord(code_buffer_, p->operands[2]); 972d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell PushWord(code_buffer_, p->operands[3]); 973d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell } 974d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell } 975d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell 97655d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell // Handle the fixups for methods. 97755d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell for (uint32_t i = 0; i < method_address_insns_.Size(); i++) { 97855d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell LIR* p = method_address_insns_.Get(i); 97955d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell DCHECK_EQ(p->opcode, kX86Mov32RI); 98049161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao uint32_t target_method_idx = p->operands[2]; 98149161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao const DexFile* target_dex_file = 98249161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao reinterpret_cast<const DexFile*>(UnwrapPointer(p->operands[3])); 98355d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell 98455d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell // The offset to patch is the last 4 bytes of the instruction. 98555d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell int patch_offset = p->offset + p->flags.size - 4; 98655d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell cu_->compiler_driver->AddMethodPatch(cu_->dex_file, cu_->class_def_idx, 98755d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell cu_->method_idx, cu_->invoke_type, 98849161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao target_method_idx, target_dex_file, 98949161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao static_cast<InvokeType>(p->operands[4]), 99055d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell patch_offset); 99155d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell } 99255d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell 99355d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell // Handle the fixups for class types. 99455d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell for (uint32_t i = 0; i < class_type_address_insns_.Size(); i++) { 99555d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell LIR* p = class_type_address_insns_.Get(i); 99655d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell DCHECK_EQ(p->opcode, kX86Mov32RI); 99749161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao uint32_t target_method_idx = p->operands[2]; 99855d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell 99955d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell // The offset to patch is the last 4 bytes of the instruction. 100055d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell int patch_offset = p->offset + p->flags.size - 4; 100155d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell cu_->compiler_driver->AddClassPatch(cu_->dex_file, cu_->class_def_idx, 100249161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao cu_->method_idx, target_method_idx, patch_offset); 100355d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell } 100455d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell 100555d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell // And now the PC-relative calls to methods. 100655d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell for (uint32_t i = 0; i < call_method_insns_.Size(); i++) { 100755d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell LIR* p = call_method_insns_.Get(i); 100855d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell DCHECK_EQ(p->opcode, kX86CallI); 100949161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao uint32_t target_method_idx = p->operands[1]; 101049161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao const DexFile* target_dex_file = 101149161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao reinterpret_cast<const DexFile*>(UnwrapPointer(p->operands[2])); 101255d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell 101355d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell // The offset to patch is the last 4 bytes of the instruction. 101455d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell int patch_offset = p->offset + p->flags.size - 4; 101555d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell cu_->compiler_driver->AddRelativeCodePatch(cu_->dex_file, cu_->class_def_idx, 101649161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao cu_->method_idx, cu_->invoke_type, 101749161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao target_method_idx, target_dex_file, 101849161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao static_cast<InvokeType>(p->operands[3]), 101955d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell patch_offset, -4 /* offset */); 102055d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell } 102155d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell 102255d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell // And do the normal processing. 102355d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell Mir2Lir::InstallLiteralPools(); 102455d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell} 102555d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell 102670c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolovbool X86Mir2Lir::GenInlinedArrayCopyCharArray(CallInfo* info) { 102770c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov if (cu_->target64) { 102870c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov // TODO: Implement ArrayCOpy intrinsic for x86_64 102970c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov return false; 103070c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov } 103170c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov 103270c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov RegLocation rl_src = info->args[0]; 103370c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov RegLocation rl_srcPos = info->args[1]; 103470c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov RegLocation rl_dst = info->args[2]; 103570c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov RegLocation rl_dstPos = info->args[3]; 103670c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov RegLocation rl_length = info->args[4]; 103770c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov if (rl_srcPos.is_const && (mir_graph_->ConstantValue(rl_srcPos) < 0)) { 103870c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov return false; 103970c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov } 104070c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov if (rl_dstPos.is_const && (mir_graph_->ConstantValue(rl_dstPos) < 0)) { 104170c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov return false; 104270c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov } 104370c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov ClobberCallerSave(); 104470c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LockCallTemps(); // Using fixed registers 104570c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LoadValueDirectFixed(rl_src , rs_rAX); 104670c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LoadValueDirectFixed(rl_dst , rs_rCX); 104770c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LIR* src_dst_same = OpCmpBranch(kCondEq, rs_rAX , rs_rCX, nullptr); 104870c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LIR* src_null_branch = OpCmpImmBranch(kCondEq, rs_rAX , 0, nullptr); 104970c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LIR* dst_null_branch = OpCmpImmBranch(kCondEq, rs_rCX , 0, nullptr); 105070c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LoadValueDirectFixed(rl_length , rs_rDX); 105170c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LIR* len_negative = OpCmpImmBranch(kCondLt, rs_rDX , 0, nullptr); 105270c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LIR* len_too_big = OpCmpImmBranch(kCondGt, rs_rDX , 128, nullptr); 105370c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LoadValueDirectFixed(rl_src , rs_rAX); 105470c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LoadWordDisp(rs_rAX , mirror::Array::LengthOffset().Int32Value(), rs_rAX); 105570c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LIR* src_bad_len = nullptr; 105670c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LIR* srcPos_negative = nullptr; 105770c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov if (!rl_srcPos.is_const) { 105870c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LoadValueDirectFixed(rl_srcPos , rs_rBX); 105970c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov srcPos_negative = OpCmpImmBranch(kCondLt, rs_rBX , 0, nullptr); 106070c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov OpRegReg(kOpAdd, rs_rBX, rs_rDX); 106170c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov src_bad_len = OpCmpBranch(kCondLt, rs_rAX , rs_rBX, nullptr); 106270c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov } else { 106370c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov int pos_val = mir_graph_->ConstantValue(rl_srcPos.orig_sreg); 106470c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov if (pos_val == 0) { 106570c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov src_bad_len = OpCmpBranch(kCondLt, rs_rAX , rs_rDX, nullptr); 106670c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov } else { 106770c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov OpRegRegImm(kOpAdd, rs_rBX, rs_rDX, pos_val); 106870c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov src_bad_len = OpCmpBranch(kCondLt, rs_rAX , rs_rBX, nullptr); 106970c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov } 107070c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov } 107170c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LIR* dstPos_negative = nullptr; 107270c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LIR* dst_bad_len = nullptr; 107370c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LoadValueDirectFixed(rl_dst, rs_rAX); 107470c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LoadWordDisp(rs_rAX, mirror::Array::LengthOffset().Int32Value(), rs_rAX); 107570c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov if (!rl_dstPos.is_const) { 107670c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LoadValueDirectFixed(rl_dstPos , rs_rBX); 107770c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov dstPos_negative = OpCmpImmBranch(kCondLt, rs_rBX , 0, nullptr); 107870c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov OpRegRegReg(kOpAdd, rs_rBX, rs_rBX, rs_rDX); 107970c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov dst_bad_len = OpCmpBranch(kCondLt, rs_rAX , rs_rBX, nullptr); 108070c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov } else { 108170c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov int pos_val = mir_graph_->ConstantValue(rl_dstPos.orig_sreg); 108270c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov if (pos_val == 0) { 108370c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov dst_bad_len = OpCmpBranch(kCondLt, rs_rAX , rs_rDX, nullptr); 108470c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov } else { 108570c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov OpRegRegImm(kOpAdd, rs_rBX, rs_rDX, pos_val); 108670c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov dst_bad_len = OpCmpBranch(kCondLt, rs_rAX , rs_rBX, nullptr); 108770c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov } 108870c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov } 108970c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov // everything is checked now 109070c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LoadValueDirectFixed(rl_src , rs_rAX); 109170c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LoadValueDirectFixed(rl_dst , rs_rBX); 109270c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LoadValueDirectFixed(rl_srcPos , rs_rCX); 109370c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov NewLIR5(kX86Lea32RA, rs_rAX.GetReg(), rs_rAX.GetReg(), 109470c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov rs_rCX.GetReg() , 1, mirror::Array::DataOffset(2).Int32Value()); 109570c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov // RAX now holds the address of the first src element to be copied 109670c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov 109770c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LoadValueDirectFixed(rl_dstPos , rs_rCX); 109870c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov NewLIR5(kX86Lea32RA, rs_rBX.GetReg(), rs_rBX.GetReg(), 109970c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov rs_rCX.GetReg() , 1, mirror::Array::DataOffset(2).Int32Value() ); 110070c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov // RBX now holds the address of the first dst element to be copied 110170c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov 110270c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov // check if the number of elements to be copied is odd or even. If odd 110370c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov // then copy the first element (so that the remaining number of elements 110470c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov // is even). 110570c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LoadValueDirectFixed(rl_length , rs_rCX); 110670c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov OpRegImm(kOpAnd, rs_rCX, 1); 110770c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LIR* jmp_to_begin_loop = OpCmpImmBranch(kCondEq, rs_rCX, 0, nullptr); 110870c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov OpRegImm(kOpSub, rs_rDX, 1); 110970c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LoadBaseIndexedDisp(rs_rAX, rs_rDX, 1, 0, rs_rCX, kSignedHalf); 111070c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov StoreBaseIndexedDisp(rs_rBX, rs_rDX, 1, 0, rs_rCX, kSignedHalf); 111170c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov 111270c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov // since the remaining number of elements is even, we will copy by 111370c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov // two elements at a time. 111470c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LIR *beginLoop = NewLIR0(kPseudoTargetLabel); 111570c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LIR* jmp_to_ret = OpCmpImmBranch(kCondEq, rs_rDX , 0, nullptr); 111670c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov OpRegImm(kOpSub, rs_rDX, 2); 111770c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LoadBaseIndexedDisp(rs_rAX, rs_rDX, 1, 0, rs_rCX, kSingle); 111870c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov StoreBaseIndexedDisp(rs_rBX, rs_rDX, 1, 0, rs_rCX, kSingle); 111970c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov OpUnconditionalBranch(beginLoop); 112070c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LIR *check_failed = NewLIR0(kPseudoTargetLabel); 112170c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LIR* launchpad_branch = OpUnconditionalBranch(nullptr); 112270c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov LIR *return_point = NewLIR0(kPseudoTargetLabel); 112370c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov jmp_to_ret->target = return_point; 112470c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov jmp_to_begin_loop->target = beginLoop; 112570c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov src_dst_same->target = check_failed; 112670c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov len_negative->target = check_failed; 112770c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov len_too_big->target = check_failed; 112870c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov src_null_branch->target = check_failed; 112970c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov if (srcPos_negative != nullptr) 113070c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov srcPos_negative ->target = check_failed; 113170c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov if (src_bad_len != nullptr) 113270c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov src_bad_len->target = check_failed; 113370c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov dst_null_branch->target = check_failed; 113470c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov if (dstPos_negative != nullptr) 113570c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov dstPos_negative->target = check_failed; 113670c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov if (dst_bad_len != nullptr) 113770c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov dst_bad_len->target = check_failed; 113870c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov AddIntrinsicSlowPath(info, launchpad_branch, return_point); 113970c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov return true; 114070c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov} 114170c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov 114270c4f06f9965cdb9319a2c85f65acda20086d765DaniilSokolov 11434028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell/* 11444028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell * Fast string.index_of(I) & (II). Inline check for simple case of char <= 0xffff, 11454028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell * otherwise bails to standard library code. 11464028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell */ 11474028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendellbool X86Mir2Lir::GenInlinedIndexOf(CallInfo* info, bool zero_based) { 11484028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell ClobberCallerSave(); 11494028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell LockCallTemps(); // Using fixed registers 11504028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell 11514028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // EAX: 16 bit character being searched. 11524028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // ECX: count: number of words to be searched. 11534028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // EDI: String being searched. 11544028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // EDX: temporary during execution. 1155c5e4ce116e4d44bfdf162f0c949e77772d7e0654nikolay serdjuk // EBX or R11: temporary during execution (depending on mode). 11564028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell 11574028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell RegLocation rl_obj = info->args[0]; 11584028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell RegLocation rl_char = info->args[1]; 1159a44d4f508fa1642294e79d3ebecd790afe75ea60buzbee RegLocation rl_start; // Note: only present in III flavor or IndexOf. 1160c5e4ce116e4d44bfdf162f0c949e77772d7e0654nikolay serdjuk RegStorage tmpReg = cu_->target64 ? rs_r11 : rs_rBX; 11614028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell 11624028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell uint32_t char_value = 11634028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell rl_char.is_const ? mir_graph_->ConstantValue(rl_char.orig_sreg) : 0; 11644028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell 11654028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell if (char_value > 0xFFFF) { 11664028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // We have to punt to the real String.indexOf. 11674028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell return false; 11684028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell } 11694028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell 11704028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // Okay, we are commited to inlining this. 1171a0cd2d701f29e0bc6275f1b13c0edfd4ec391879buzbee RegLocation rl_return = GetReturn(kCoreReg); 11724028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell RegLocation rl_dest = InlineTarget(info); 11734028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell 11744028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // Is the string non-NULL? 11752700f7e1edbcd2518f4978e4cd0e05a4149f91b6buzbee LoadValueDirectFixed(rl_obj, rs_rDX); 11762700f7e1edbcd2518f4978e4cd0e05a4149f91b6buzbee GenNullCheck(rs_rDX, info->opt_flags); 11773bc8615332b7848dec8c2297a40f7e4d176c0efbVladimir Marko info->opt_flags |= MIR_IGNORE_NULL_CHECK; // Record that we've null checked. 11784028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell 11794028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // Does the character fit in 16 bits? 11803a74d15ccc9a902874473ac9632e568b19b91b1cMingyao Yang LIR* slowpath_branch = nullptr; 11814028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell if (rl_char.is_const) { 11824028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // We need the value in EAX. 11832700f7e1edbcd2518f4978e4cd0e05a4149f91b6buzbee LoadConstantNoClobber(rs_rAX, char_value); 11844028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell } else { 11854028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // Character is not a constant; compare at runtime. 11862700f7e1edbcd2518f4978e4cd0e05a4149f91b6buzbee LoadValueDirectFixed(rl_char, rs_rAX); 11873a74d15ccc9a902874473ac9632e568b19b91b1cMingyao Yang slowpath_branch = OpCmpImmBranch(kCondGt, rs_rAX, 0xFFFF, nullptr); 11884028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell } 11894028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell 11904028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // From here down, we know that we are looking for a char that fits in 16 bits. 1191e19c91fdb88ff6fd4e88bc5984772dcfb1e86f80Mark Mendell // Location of reference to data array within the String object. 1192e19c91fdb88ff6fd4e88bc5984772dcfb1e86f80Mark Mendell int value_offset = mirror::String::ValueOffset().Int32Value(); 1193e19c91fdb88ff6fd4e88bc5984772dcfb1e86f80Mark Mendell // Location of count within the String object. 1194e19c91fdb88ff6fd4e88bc5984772dcfb1e86f80Mark Mendell int count_offset = mirror::String::CountOffset().Int32Value(); 1195e19c91fdb88ff6fd4e88bc5984772dcfb1e86f80Mark Mendell // Starting offset within data array. 1196e19c91fdb88ff6fd4e88bc5984772dcfb1e86f80Mark Mendell int offset_offset = mirror::String::OffsetOffset().Int32Value(); 1197e19c91fdb88ff6fd4e88bc5984772dcfb1e86f80Mark Mendell // Start of char data with array_. 1198e19c91fdb88ff6fd4e88bc5984772dcfb1e86f80Mark Mendell int data_offset = mirror::Array::DataOffset(sizeof(uint16_t)).Int32Value(); 11994028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell 12004028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // Character is in EAX. 12014028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // Object pointer is in EDX. 12024028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell 12034028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // We need to preserve EDI, but have no spare registers, so push it on the stack. 12044028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // We have to remember that all stack addresses after this are offset by sizeof(EDI). 1205091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee NewLIR1(kX86Push32R, rs_rDI.GetReg()); 12064028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell 12074028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // Compute the number of words to search in to rCX. 1208695d13a82d6dd801aaa57a22a9d4b3f6db0d0fdbbuzbee Load32Disp(rs_rDX, count_offset, rs_rCX); 12094028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell LIR *length_compare = nullptr; 12104028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell int start_value = 0; 1211a1758d83e298c9ee31848bcae07c2a35f6efd618Alexei Zavjalov bool is_index_on_stack = false; 12124028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell if (zero_based) { 12134028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // We have to handle an empty string. Use special instruction JECXZ. 12144028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell length_compare = NewLIR0(kX86Jecxz8); 12154028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell } else { 1216a44d4f508fa1642294e79d3ebecd790afe75ea60buzbee rl_start = info->args[2]; 12174028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // We have to offset by the start index. 12184028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell if (rl_start.is_const) { 12194028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell start_value = mir_graph_->ConstantValue(rl_start.orig_sreg); 12204028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell start_value = std::max(start_value, 0); 12214028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell 12224028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // Is the start > count? 12232700f7e1edbcd2518f4978e4cd0e05a4149f91b6buzbee length_compare = OpCmpImmBranch(kCondLe, rs_rCX, start_value, nullptr); 12244028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell 12254028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell if (start_value != 0) { 12262700f7e1edbcd2518f4978e4cd0e05a4149f91b6buzbee OpRegImm(kOpSub, rs_rCX, start_value); 12274028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell } 12284028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell } else { 12294028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // Runtime start index. 123030adc7383a74eb3cb6db3bf42cea3a5595055ce1buzbee rl_start = UpdateLocTyped(rl_start, kCoreReg); 12314028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell if (rl_start.location == kLocPhysReg) { 1232a1758d83e298c9ee31848bcae07c2a35f6efd618Alexei Zavjalov // Handle "start index < 0" case. 1233c5e4ce116e4d44bfdf162f0c949e77772d7e0654nikolay serdjuk OpRegReg(kOpXor, tmpReg, tmpReg); 1234c5e4ce116e4d44bfdf162f0c949e77772d7e0654nikolay serdjuk OpRegReg(kOpCmp, rl_start.reg, tmpReg); 1235c5e4ce116e4d44bfdf162f0c949e77772d7e0654nikolay serdjuk OpCondRegReg(kOpCmov, kCondLt, rl_start.reg, tmpReg); 1236a1758d83e298c9ee31848bcae07c2a35f6efd618Alexei Zavjalov 1237a1758d83e298c9ee31848bcae07c2a35f6efd618Alexei Zavjalov // The length of the string should be greater than the start index. 12382700f7e1edbcd2518f4978e4cd0e05a4149f91b6buzbee length_compare = OpCmpBranch(kCondLe, rs_rCX, rl_start.reg, nullptr); 12392700f7e1edbcd2518f4978e4cd0e05a4149f91b6buzbee OpRegReg(kOpSub, rs_rCX, rl_start.reg); 1240a1758d83e298c9ee31848bcae07c2a35f6efd618Alexei Zavjalov if (rl_start.reg == rs_rDI) { 1241a1758d83e298c9ee31848bcae07c2a35f6efd618Alexei Zavjalov // The special case. We will use EDI further, so lets put start index to stack. 1242091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee NewLIR1(kX86Push32R, rs_rDI.GetReg()); 1243a1758d83e298c9ee31848bcae07c2a35f6efd618Alexei Zavjalov is_index_on_stack = true; 1244a1758d83e298c9ee31848bcae07c2a35f6efd618Alexei Zavjalov } 12454028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell } else { 1246a1758d83e298c9ee31848bcae07c2a35f6efd618Alexei Zavjalov // Load the start index from stack, remembering that we pushed EDI. 1247c5e4ce116e4d44bfdf162f0c949e77772d7e0654nikolay serdjuk int displacement = SRegOffset(rl_start.s_reg_low) + (cu_->target64 ? 2 : 1) * sizeof(uint32_t); 12488dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko { 12498dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko ScopedMemRefType mem_ref_type(this, ResourceMask::kDalvikReg); 1250c5e4ce116e4d44bfdf162f0c949e77772d7e0654nikolay serdjuk Load32Disp(rs_rX86_SP, displacement, tmpReg); 12518dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko } 1252a1758d83e298c9ee31848bcae07c2a35f6efd618Alexei Zavjalov OpRegReg(kOpXor, rs_rDI, rs_rDI); 1253c5e4ce116e4d44bfdf162f0c949e77772d7e0654nikolay serdjuk OpRegReg(kOpCmp, tmpReg, rs_rDI); 1254c5e4ce116e4d44bfdf162f0c949e77772d7e0654nikolay serdjuk OpCondRegReg(kOpCmov, kCondLt, tmpReg, rs_rDI); 1255a1758d83e298c9ee31848bcae07c2a35f6efd618Alexei Zavjalov 1256c5e4ce116e4d44bfdf162f0c949e77772d7e0654nikolay serdjuk length_compare = OpCmpBranch(kCondLe, rs_rCX, tmpReg, nullptr); 1257c5e4ce116e4d44bfdf162f0c949e77772d7e0654nikolay serdjuk OpRegReg(kOpSub, rs_rCX, tmpReg); 1258a1758d83e298c9ee31848bcae07c2a35f6efd618Alexei Zavjalov // Put the start index to stack. 1259c5e4ce116e4d44bfdf162f0c949e77772d7e0654nikolay serdjuk NewLIR1(kX86Push32R, tmpReg.GetReg()); 1260a1758d83e298c9ee31848bcae07c2a35f6efd618Alexei Zavjalov is_index_on_stack = true; 12614028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell } 12624028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell } 12634028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell } 12644028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell DCHECK(length_compare != nullptr); 12654028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell 12664028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // ECX now contains the count in words to be searched. 12674028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell 1268c5e4ce116e4d44bfdf162f0c949e77772d7e0654nikolay serdjuk // Load the address of the string into R11 or EBX (depending on mode). 1269e19c91fdb88ff6fd4e88bc5984772dcfb1e86f80Mark Mendell // The string starts at VALUE(String) + 2 * OFFSET(String) + DATA_OFFSET. 1270695d13a82d6dd801aaa57a22a9d4b3f6db0d0fdbbuzbee Load32Disp(rs_rDX, value_offset, rs_rDI); 1271c5e4ce116e4d44bfdf162f0c949e77772d7e0654nikolay serdjuk Load32Disp(rs_rDX, offset_offset, tmpReg); 1272c5e4ce116e4d44bfdf162f0c949e77772d7e0654nikolay serdjuk OpLea(tmpReg, rs_rDI, tmpReg, 1, data_offset); 12734028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell 12744028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // Now compute into EDI where the search will start. 12754028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell if (zero_based || rl_start.is_const) { 12764028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell if (start_value == 0) { 1277c5e4ce116e4d44bfdf162f0c949e77772d7e0654nikolay serdjuk OpRegCopy(rs_rDI, tmpReg); 12784028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell } else { 1279c5e4ce116e4d44bfdf162f0c949e77772d7e0654nikolay serdjuk NewLIR3(kX86Lea32RM, rs_rDI.GetReg(), tmpReg.GetReg(), 2 * start_value); 12804028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell } 12814028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell } else { 1282a1758d83e298c9ee31848bcae07c2a35f6efd618Alexei Zavjalov if (is_index_on_stack == true) { 1283a1758d83e298c9ee31848bcae07c2a35f6efd618Alexei Zavjalov // Load the start index from stack. 1284091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee NewLIR1(kX86Pop32R, rs_rDX.GetReg()); 1285c5e4ce116e4d44bfdf162f0c949e77772d7e0654nikolay serdjuk OpLea(rs_rDI, tmpReg, rs_rDX, 1, 0); 1286a1758d83e298c9ee31848bcae07c2a35f6efd618Alexei Zavjalov } else { 1287c5e4ce116e4d44bfdf162f0c949e77772d7e0654nikolay serdjuk OpLea(rs_rDI, tmpReg, rl_start.reg, 1, 0); 12884028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell } 12894028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell } 12904028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell 12914028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // EDI now contains the start of the string to be searched. 12924028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // We are all prepared to do the search for the character. 12934028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell NewLIR0(kX86RepneScasw); 12944028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell 12954028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // Did we find a match? 12964028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell LIR* failed_branch = OpCondBranch(kCondNe, nullptr); 12974028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell 12984028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // yes, we matched. Compute the index of the result. 12994028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // index = ((curr_ptr - orig_ptr) / 2) - 1. 1300c5e4ce116e4d44bfdf162f0c949e77772d7e0654nikolay serdjuk OpRegReg(kOpSub, rs_rDI, tmpReg); 13012700f7e1edbcd2518f4978e4cd0e05a4149f91b6buzbee OpRegImm(kOpAsr, rs_rDI, 1); 1302091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee NewLIR3(kX86Lea32RM, rl_return.reg.GetReg(), rs_rDI.GetReg(), -1); 13034028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell LIR *all_done = NewLIR1(kX86Jmp8, 0); 13044028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell 13054028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // Failed to match; return -1. 13064028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell LIR *not_found = NewLIR0(kPseudoTargetLabel); 13074028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell length_compare->target = not_found; 13084028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell failed_branch->target = not_found; 13092700f7e1edbcd2518f4978e4cd0e05a4149f91b6buzbee LoadConstantNoClobber(rl_return.reg, -1); 13104028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell 13114028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // And join up at the end. 13124028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell all_done->target = NewLIR0(kPseudoTargetLabel); 13134028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // Restore EDI from the stack. 1314091cc408e9dc87e60fb64c61e186bea568fc3d3abuzbee NewLIR1(kX86Pop32R, rs_rDI.GetReg()); 13154028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell 13164028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell // Out of line code returns here. 13173a74d15ccc9a902874473ac9632e568b19b91b1cMingyao Yang if (slowpath_branch != nullptr) { 13184028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell LIR *return_point = NewLIR0(kPseudoTargetLabel); 13193a74d15ccc9a902874473ac9632e568b19b91b1cMingyao Yang AddIntrinsicSlowPath(info, slowpath_branch, return_point); 13204028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell } 13214028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell 13224028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell StoreValue(rl_dest, rl_return); 13234028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell return true; 13244028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell} 13254028a6c83a339036864999fdfd2855b012a9f1a7Mark Mendell 1326ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell/* 1327ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell * @brief Enter an 'advance LOC' into the FDE buffer 1328ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell * @param buf FDE buffer. 1329ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell * @param increment Amount by which to increase the current location. 1330ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell */ 1331ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendellstatic void AdvanceLoc(std::vector<uint8_t>&buf, uint32_t increment) { 1332ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell if (increment < 64) { 1333ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // Encoding in opcode. 1334ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell buf.push_back(0x1 << 6 | increment); 1335ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell } else if (increment < 256) { 1336ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // Single byte delta. 1337ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell buf.push_back(0x02); 1338ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell buf.push_back(increment); 1339ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell } else if (increment < 256 * 256) { 1340ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // Two byte delta. 1341ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell buf.push_back(0x03); 1342ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell buf.push_back(increment & 0xff); 1343ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell buf.push_back((increment >> 8) & 0xff); 1344ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell } else { 1345ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // Four byte delta. 1346ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell buf.push_back(0x04); 1347ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell PushWord(buf, increment); 1348ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell } 1349ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell} 1350ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 1351ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 1352ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendellstd::vector<uint8_t>* X86CFIInitialization() { 1353ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell return X86Mir2Lir::ReturnCommonCallFrameInformation(); 1354ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell} 1355ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 1356ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendellstd::vector<uint8_t>* X86Mir2Lir::ReturnCommonCallFrameInformation() { 1357ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell std::vector<uint8_t>*cfi_info = new std::vector<uint8_t>; 1358ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 1359ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // Length of the CIE (except for this field). 1360ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell PushWord(*cfi_info, 16); 1361ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 1362ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // CIE id. 1363ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell PushWord(*cfi_info, 0xFFFFFFFFU); 1364ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 1365ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // Version: 3. 1366ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell cfi_info->push_back(0x03); 1367ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 1368ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // Augmentation: empty string. 1369ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell cfi_info->push_back(0x0); 1370ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 1371ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // Code alignment: 1. 1372ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell cfi_info->push_back(0x01); 1373ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 1374ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // Data alignment: -4. 1375ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell cfi_info->push_back(0x7C); 1376ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 1377ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // Return address register (R8). 1378ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell cfi_info->push_back(0x08); 1379ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 1380ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // Initial return PC is 4(ESP): DW_CFA_def_cfa R4 4. 1381ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell cfi_info->push_back(0x0C); 1382ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell cfi_info->push_back(0x04); 1383ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell cfi_info->push_back(0x04); 1384ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 1385ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // Return address location: 0(SP): DW_CFA_offset R8 1 (* -4);. 1386ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell cfi_info->push_back(0x2 << 6 | 0x08); 1387ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell cfi_info->push_back(0x01); 1388ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 1389ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // And 2 Noops to align to 4 byte boundary. 1390ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell cfi_info->push_back(0x0); 1391ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell cfi_info->push_back(0x0); 1392ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 1393ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell DCHECK_EQ(cfi_info->size() & 3, 0U); 1394ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell return cfi_info; 1395ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell} 1396ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 1397ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendellstatic void EncodeUnsignedLeb128(std::vector<uint8_t>& buf, uint32_t value) { 1398ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell uint8_t buffer[12]; 1399ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell uint8_t *ptr = EncodeUnsignedLeb128(buffer, value); 1400ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell for (uint8_t *p = buffer; p < ptr; p++) { 1401ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell buf.push_back(*p); 1402ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell } 1403ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell} 1404ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 1405ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendellstd::vector<uint8_t>* X86Mir2Lir::ReturnCallFrameInformation() { 1406ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell std::vector<uint8_t>*cfi_info = new std::vector<uint8_t>; 1407ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 1408ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // Generate the FDE for the method. 1409ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell DCHECK_NE(data_offset_, 0U); 1410ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 1411ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // Length (will be filled in later in this routine). 1412ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell PushWord(*cfi_info, 0); 1413ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 1414ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // CIE_pointer (can be filled in by linker); might be left at 0 if there is only 1415ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // one CIE for the whole debug_frame section. 1416ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell PushWord(*cfi_info, 0); 1417ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 1418ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // 'initial_location' (filled in by linker). 1419ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell PushWord(*cfi_info, 0); 1420ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 1421ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // 'address_range' (number of bytes in the method). 1422ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell PushWord(*cfi_info, data_offset_); 1423ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 1424ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // The instructions in the FDE. 1425ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell if (stack_decrement_ != nullptr) { 1426ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // Advance LOC to just past the stack decrement. 1427ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell uint32_t pc = NEXT_LIR(stack_decrement_)->offset; 1428ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell AdvanceLoc(*cfi_info, pc); 1429ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 1430ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // Now update the offset to the call frame: DW_CFA_def_cfa_offset frame_size. 1431ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell cfi_info->push_back(0x0e); 1432ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell EncodeUnsignedLeb128(*cfi_info, frame_size_); 1433ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 1434ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // We continue with that stack until the epilogue. 1435ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell if (stack_increment_ != nullptr) { 1436ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell uint32_t new_pc = NEXT_LIR(stack_increment_)->offset; 1437ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell AdvanceLoc(*cfi_info, new_pc - pc); 1438ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 1439ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // We probably have code snippets after the epilogue, so save the 1440ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // current state: DW_CFA_remember_state. 1441ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell cfi_info->push_back(0x0a); 1442ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 1443ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // We have now popped the stack: DW_CFA_def_cfa_offset 4. There is only the return 1444ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // PC on the stack now. 1445ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell cfi_info->push_back(0x0e); 1446ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell EncodeUnsignedLeb128(*cfi_info, 4); 1447ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 1448ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // Everything after that is the same as before the epilogue. 1449ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // Stack bump was followed by RET instruction. 1450ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell LIR *post_ret_insn = NEXT_LIR(NEXT_LIR(stack_increment_)); 1451ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell if (post_ret_insn != nullptr) { 1452ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell pc = new_pc; 1453ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell new_pc = post_ret_insn->offset; 1454ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell AdvanceLoc(*cfi_info, new_pc - pc); 1455ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // Restore the state: DW_CFA_restore_state. 1456ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell cfi_info->push_back(0x0b); 1457ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell } 1458ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell } 1459ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell } 1460ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 1461ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // Padding to a multiple of 4 1462ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell while ((cfi_info->size() & 3) != 0) { 1463ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // DW_CFA_nop is encoded as 0. 1464ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell cfi_info->push_back(0); 1465ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell } 1466ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 1467ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // Set the length of the FDE inside the generated bytes. 1468ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell uint32_t length = cfi_info->size() - 4; 1469ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell (*cfi_info)[0] = length; 1470ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell (*cfi_info)[1] = length >> 8; 1471ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell (*cfi_info)[2] = length >> 16; 1472ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell (*cfi_info)[3] = length >> 24; 1473ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell return cfi_info; 1474ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell} 1475ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 1476d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendellvoid X86Mir2Lir::GenMachineSpecificExtendedMethodMIR(BasicBlock* bb, MIR* mir) { 1477d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell switch (static_cast<ExtendedMIROpcode>(mir->dalvikInsn.opcode)) { 1478d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell case kMirOpConstVector: 1479d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell GenConst128(bb, mir); 1480d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell break; 1481fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kMirOpMoveVector: 1482fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell GenMoveVector(bb, mir); 1483fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1484fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kMirOpPackedMultiply: 1485fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell GenMultiplyVector(bb, mir); 1486fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1487fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kMirOpPackedAddition: 1488fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell GenAddVector(bb, mir); 1489fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1490fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kMirOpPackedSubtract: 1491fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell GenSubtractVector(bb, mir); 1492fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1493fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kMirOpPackedShiftLeft: 1494fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell GenShiftLeftVector(bb, mir); 1495fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1496fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kMirOpPackedSignedShiftRight: 1497fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell GenSignedShiftRightVector(bb, mir); 1498fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1499fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kMirOpPackedUnsignedShiftRight: 1500fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell GenUnsignedShiftRightVector(bb, mir); 1501fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1502fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kMirOpPackedAnd: 1503fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell GenAndVector(bb, mir); 1504fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1505fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kMirOpPackedOr: 1506fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell GenOrVector(bb, mir); 1507fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1508fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kMirOpPackedXor: 1509fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell GenXorVector(bb, mir); 1510fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1511fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kMirOpPackedAddReduce: 1512fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell GenAddReduceVector(bb, mir); 1513fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1514fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kMirOpPackedReduce: 1515fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell GenReduceVector(bb, mir); 1516fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1517fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kMirOpPackedSet: 1518fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell GenSetVector(bb, mir); 1519fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1520d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell default: 1521d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell break; 1522d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell } 1523d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell} 1524d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell 1525d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendellvoid X86Mir2Lir::GenConst128(BasicBlock* bb, MIR* mir) { 1526d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell int type_size = mir->dalvikInsn.vA; 1527d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell // We support 128 bit vectors. 1528d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell DCHECK_EQ(type_size & 0xFFFF, 128); 1529fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell RegStorage rs_dest = RegStorage::Solo128(mir->dalvikInsn.vB); 1530d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell uint32_t *args = mir->dalvikInsn.arg; 1531fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell int reg = rs_dest.GetReg(); 1532d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell // Check for all 0 case. 1533d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell if (args[0] == 0 && args[1] == 0 && args[2] == 0 && args[3] == 0) { 1534d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell NewLIR2(kX86XorpsRR, reg, reg); 1535d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell return; 1536d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell } 1537d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell // Okay, load it from the constant vector area. 1538d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell LIR *data_target = ScanVectorLiteral(mir); 1539d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell if (data_target == nullptr) { 1540d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell data_target = AddVectorLiteral(mir); 1541d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell } 1542d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell 1543d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell // Address the start of the method. 1544d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell RegLocation rl_method = mir_graph_->GetRegLocation(base_of_code_->s_reg_low); 1545e0ccdc0dd166136cd43e5f54201179a4496d33e8Chao-ying Fu if (rl_method.wide) { 1546e0ccdc0dd166136cd43e5f54201179a4496d33e8Chao-ying Fu rl_method = LoadValueWide(rl_method, kCoreReg); 1547e0ccdc0dd166136cd43e5f54201179a4496d33e8Chao-ying Fu } else { 1548e0ccdc0dd166136cd43e5f54201179a4496d33e8Chao-ying Fu rl_method = LoadValue(rl_method, kCoreReg); 1549e0ccdc0dd166136cd43e5f54201179a4496d33e8Chao-ying Fu } 1550d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell 1551d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell // Load the proper value from the literal area. 1552d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell // We don't know the proper offset for the value, so pick one that will force 1553d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell // 4 byte offset. We will fix this up in the assembler later to have the right 1554d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell // value. 15558dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko ScopedMemRefType mem_ref_type(this, ResourceMask::kLiteral); 1556d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell LIR *load = NewLIR3(kX86Mova128RM, reg, rl_method.reg.GetReg(), 256 /* bogus */); 1557d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell load->flags.fixup = kFixupLoad; 1558d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell load->target = data_target; 1559d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell} 1560d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell 1561fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendellvoid X86Mir2Lir::GenMoveVector(BasicBlock *bb, MIR *mir) { 1562fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell // We only support 128 bit registers. 1563fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell DCHECK_EQ(mir->dalvikInsn.vA & 0xFFFF, 128U); 1564fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell RegStorage rs_dest = RegStorage::Solo128(mir->dalvikInsn.vB); 1565fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell RegStorage rs_src = RegStorage::Solo128(mir->dalvikInsn.vC); 1566fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell NewLIR2(kX86Mova128RR, rs_dest.GetReg(), rs_src.GetReg()); 1567fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell} 1568fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell 1569fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendellvoid X86Mir2Lir::GenMultiplyVector(BasicBlock *bb, MIR *mir) { 1570fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell DCHECK_EQ(mir->dalvikInsn.vA & 0xFFFF, 128U); 1571fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell OpSize opsize = static_cast<OpSize>(mir->dalvikInsn.vA >> 16); 1572fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell RegStorage rs_dest_src1 = RegStorage::Solo128(mir->dalvikInsn.vB); 1573fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell RegStorage rs_src2 = RegStorage::Solo128(mir->dalvikInsn.vC); 1574fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell int opcode = 0; 1575fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell switch (opsize) { 1576fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case k32: 1577fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell opcode = kX86PmulldRR; 1578fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1579fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kSignedHalf: 1580fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell opcode = kX86PmullwRR; 1581fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1582fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kSingle: 1583fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell opcode = kX86MulpsRR; 1584fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1585fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kDouble: 1586fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell opcode = kX86MulpdRR; 1587fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1588fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell default: 1589fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell LOG(FATAL) << "Unsupported vector multiply " << opsize; 1590fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1591fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell } 1592fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell NewLIR2(opcode, rs_dest_src1.GetReg(), rs_src2.GetReg()); 1593fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell} 1594fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell 1595fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendellvoid X86Mir2Lir::GenAddVector(BasicBlock *bb, MIR *mir) { 1596fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell DCHECK_EQ(mir->dalvikInsn.vA & 0xFFFF, 128U); 1597fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell OpSize opsize = static_cast<OpSize>(mir->dalvikInsn.vA >> 16); 1598fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell RegStorage rs_dest_src1 = RegStorage::Solo128(mir->dalvikInsn.vB); 1599fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell RegStorage rs_src2 = RegStorage::Solo128(mir->dalvikInsn.vC); 1600fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell int opcode = 0; 1601fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell switch (opsize) { 1602fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case k32: 1603fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell opcode = kX86PadddRR; 1604fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1605fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kSignedHalf: 1606fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kUnsignedHalf: 1607fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell opcode = kX86PaddwRR; 1608fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1609fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kUnsignedByte: 1610fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kSignedByte: 1611fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell opcode = kX86PaddbRR; 1612fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1613fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kSingle: 1614fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell opcode = kX86AddpsRR; 1615fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1616fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kDouble: 1617fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell opcode = kX86AddpdRR; 1618fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1619fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell default: 1620fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell LOG(FATAL) << "Unsupported vector addition " << opsize; 1621fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1622fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell } 1623fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell NewLIR2(opcode, rs_dest_src1.GetReg(), rs_src2.GetReg()); 1624fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell} 1625fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell 1626fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendellvoid X86Mir2Lir::GenSubtractVector(BasicBlock *bb, MIR *mir) { 1627fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell DCHECK_EQ(mir->dalvikInsn.vA & 0xFFFF, 128U); 1628fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell OpSize opsize = static_cast<OpSize>(mir->dalvikInsn.vA >> 16); 1629fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell RegStorage rs_dest_src1 = RegStorage::Solo128(mir->dalvikInsn.vB); 1630fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell RegStorage rs_src2 = RegStorage::Solo128(mir->dalvikInsn.vC); 1631fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell int opcode = 0; 1632fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell switch (opsize) { 1633fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case k32: 1634fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell opcode = kX86PsubdRR; 1635fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1636fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kSignedHalf: 1637fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kUnsignedHalf: 1638fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell opcode = kX86PsubwRR; 1639fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1640fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kUnsignedByte: 1641fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kSignedByte: 1642fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell opcode = kX86PsubbRR; 1643fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1644fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kSingle: 1645fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell opcode = kX86SubpsRR; 1646fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1647fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kDouble: 1648fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell opcode = kX86SubpdRR; 1649fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1650fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell default: 1651fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell LOG(FATAL) << "Unsupported vector subtraction " << opsize; 1652fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1653fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell } 1654fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell NewLIR2(opcode, rs_dest_src1.GetReg(), rs_src2.GetReg()); 1655fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell} 1656fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell 1657fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendellvoid X86Mir2Lir::GenShiftLeftVector(BasicBlock *bb, MIR *mir) { 1658fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell DCHECK_EQ(mir->dalvikInsn.vA & 0xFFFF, 128U); 1659fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell OpSize opsize = static_cast<OpSize>(mir->dalvikInsn.vA >> 16); 1660fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell RegStorage rs_dest_src1 = RegStorage::Solo128(mir->dalvikInsn.vB); 1661fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell int imm = mir->dalvikInsn.vC; 1662fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell int opcode = 0; 1663fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell switch (opsize) { 1664fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case k32: 1665fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell opcode = kX86PslldRI; 1666fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1667fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case k64: 1668fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell opcode = kX86PsllqRI; 1669fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1670fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kSignedHalf: 1671fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kUnsignedHalf: 1672fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell opcode = kX86PsllwRI; 1673fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1674fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell default: 1675fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell LOG(FATAL) << "Unsupported vector shift left " << opsize; 1676fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1677fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell } 1678fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell NewLIR2(opcode, rs_dest_src1.GetReg(), imm); 1679fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell} 1680fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell 1681fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendellvoid X86Mir2Lir::GenSignedShiftRightVector(BasicBlock *bb, MIR *mir) { 1682fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell DCHECK_EQ(mir->dalvikInsn.vA & 0xFFFF, 128U); 1683fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell OpSize opsize = static_cast<OpSize>(mir->dalvikInsn.vA >> 16); 1684fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell RegStorage rs_dest_src1 = RegStorage::Solo128(mir->dalvikInsn.vB); 1685fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell int imm = mir->dalvikInsn.vC; 1686fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell int opcode = 0; 1687fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell switch (opsize) { 1688fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case k32: 1689fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell opcode = kX86PsradRI; 1690fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1691fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kSignedHalf: 1692fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kUnsignedHalf: 1693fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell opcode = kX86PsrawRI; 1694fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1695fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell default: 1696fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell LOG(FATAL) << "Unsupported vector signed shift right " << opsize; 1697fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1698fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell } 1699fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell NewLIR2(opcode, rs_dest_src1.GetReg(), imm); 1700fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell} 1701fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell 1702fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendellvoid X86Mir2Lir::GenUnsignedShiftRightVector(BasicBlock *bb, MIR *mir) { 1703fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell DCHECK_EQ(mir->dalvikInsn.vA & 0xFFFF, 128U); 1704fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell OpSize opsize = static_cast<OpSize>(mir->dalvikInsn.vA >> 16); 1705fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell RegStorage rs_dest_src1 = RegStorage::Solo128(mir->dalvikInsn.vB); 1706fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell int imm = mir->dalvikInsn.vC; 1707fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell int opcode = 0; 1708fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell switch (opsize) { 1709fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case k32: 1710fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell opcode = kX86PsrldRI; 1711fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1712fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case k64: 1713fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell opcode = kX86PsrlqRI; 1714fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1715fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kSignedHalf: 1716fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kUnsignedHalf: 1717fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell opcode = kX86PsrlwRI; 1718fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1719fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell default: 1720fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell LOG(FATAL) << "Unsupported vector unsigned shift right " << opsize; 1721fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1722fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell } 1723fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell NewLIR2(opcode, rs_dest_src1.GetReg(), imm); 1724fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell} 1725fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell 1726fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendellvoid X86Mir2Lir::GenAndVector(BasicBlock *bb, MIR *mir) { 1727fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell // We only support 128 bit registers. 1728fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell DCHECK_EQ(mir->dalvikInsn.vA & 0xFFFF, 128U); 1729fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell RegStorage rs_dest_src1 = RegStorage::Solo128(mir->dalvikInsn.vB); 1730fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell RegStorage rs_src2 = RegStorage::Solo128(mir->dalvikInsn.vC); 1731fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell NewLIR2(kX86PandRR, rs_dest_src1.GetReg(), rs_src2.GetReg()); 1732fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell} 1733fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell 1734fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendellvoid X86Mir2Lir::GenOrVector(BasicBlock *bb, MIR *mir) { 1735fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell // We only support 128 bit registers. 1736fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell DCHECK_EQ(mir->dalvikInsn.vA & 0xFFFF, 128U); 1737fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell RegStorage rs_dest_src1 = RegStorage::Solo128(mir->dalvikInsn.vB); 1738fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell RegStorage rs_src2 = RegStorage::Solo128(mir->dalvikInsn.vC); 1739fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell NewLIR2(kX86PorRR, rs_dest_src1.GetReg(), rs_src2.GetReg()); 1740fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell} 1741fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell 1742fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendellvoid X86Mir2Lir::GenXorVector(BasicBlock *bb, MIR *mir) { 1743fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell // We only support 128 bit registers. 1744fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell DCHECK_EQ(mir->dalvikInsn.vA & 0xFFFF, 128U); 1745fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell RegStorage rs_dest_src1 = RegStorage::Solo128(mir->dalvikInsn.vB); 1746fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell RegStorage rs_src2 = RegStorage::Solo128(mir->dalvikInsn.vC); 1747fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell NewLIR2(kX86PxorRR, rs_dest_src1.GetReg(), rs_src2.GetReg()); 1748fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell} 1749fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell 1750fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendellvoid X86Mir2Lir::GenAddReduceVector(BasicBlock *bb, MIR *mir) { 1751fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell DCHECK_EQ(mir->dalvikInsn.vA & 0xFFFF, 128U); 1752fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell OpSize opsize = static_cast<OpSize>(mir->dalvikInsn.vA >> 16); 1753fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell RegStorage rs_dest_src1 = RegStorage::Solo128(mir->dalvikInsn.vB); 1754fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell int imm = mir->dalvikInsn.vC; 1755fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell int opcode = 0; 1756fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell switch (opsize) { 1757fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case k32: 1758fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell opcode = kX86PhadddRR; 1759fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1760fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kSignedHalf: 1761fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kUnsignedHalf: 1762fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell opcode = kX86PhaddwRR; 1763fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1764fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell default: 1765fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell LOG(FATAL) << "Unsupported vector add reduce " << opsize; 1766fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1767fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell } 1768fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell NewLIR2(opcode, rs_dest_src1.GetReg(), imm); 1769fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell} 1770fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell 1771fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendellvoid X86Mir2Lir::GenReduceVector(BasicBlock *bb, MIR *mir) { 1772fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell DCHECK_EQ(mir->dalvikInsn.vA & 0xFFFF, 128U); 1773fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell OpSize opsize = static_cast<OpSize>(mir->dalvikInsn.vA >> 16); 1774fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell RegStorage rs_src = RegStorage::Solo128(mir->dalvikInsn.vB); 1775fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell int index = mir->dalvikInsn.arg[0]; 1776fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell int opcode = 0; 1777fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell switch (opsize) { 1778fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case k32: 1779fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell opcode = kX86PextrdRRI; 1780fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1781fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kSignedHalf: 1782fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kUnsignedHalf: 1783fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell opcode = kX86PextrwRRI; 1784fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1785fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kUnsignedByte: 1786fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kSignedByte: 1787fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell opcode = kX86PextrbRRI; 1788fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1789fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell default: 1790fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell LOG(FATAL) << "Unsupported vector reduce " << opsize; 1791fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1792fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell } 1793fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell // We need to extract to a GPR. 1794fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell RegStorage temp = AllocTemp(); 1795fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell NewLIR3(opcode, temp.GetReg(), rs_src.GetReg(), index); 1796fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell 1797fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell // Assume that the destination VR is in the def for the mir. 1798fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell RegLocation rl_dest = mir_graph_->GetDest(mir); 1799fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell RegLocation rl_temp = 1800fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell {kLocPhysReg, 0, 0, 0, 0, 0, 0, 0, 1, temp, INVALID_SREG, INVALID_SREG}; 1801fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell StoreValue(rl_dest, rl_temp); 1802fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell} 1803fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell 1804fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendellvoid X86Mir2Lir::GenSetVector(BasicBlock *bb, MIR *mir) { 1805fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell DCHECK_EQ(mir->dalvikInsn.vA & 0xFFFF, 128U); 1806fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell OpSize opsize = static_cast<OpSize>(mir->dalvikInsn.vA >> 16); 1807fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell RegStorage rs_dest = RegStorage::Solo128(mir->dalvikInsn.vB); 1808fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell int op_low = 0, op_high = 0; 1809fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell switch (opsize) { 1810fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case k32: 1811fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell op_low = kX86PshufdRRI; 1812fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1813fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kSignedHalf: 1814fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell case kUnsignedHalf: 1815fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell // Handles low quadword. 1816fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell op_low = kX86PshuflwRRI; 1817fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell // Handles upper quadword. 1818fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell op_high = kX86PshufdRRI; 1819fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1820fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell default: 1821fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell LOG(FATAL) << "Unsupported vector set " << opsize; 1822fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell break; 1823fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell } 1824fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell 1825fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell // Load the value from the VR into a GPR. 1826fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell RegLocation rl_src = mir_graph_->GetSrc(mir, 0); 1827fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell rl_src = LoadValue(rl_src, kCoreReg); 1828fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell 1829fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell // Load the value into the XMM register. 1830fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell NewLIR2(kX86MovdxrRR, rs_dest.GetReg(), rl_src.reg.GetReg()); 1831fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell 1832fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell // Now shuffle the value across the destination. 1833fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell NewLIR3(op_low, rs_dest.GetReg(), rs_dest.GetReg(), 0); 1834fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell 1835fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell // And then repeat as needed. 1836fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell if (op_high != 0) { 1837fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell NewLIR3(op_high, rs_dest.GetReg(), rs_dest.GetReg(), 0); 1838fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell } 1839fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell} 1840fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell 1841fe94578b63380f464c3abd5c156b7b31d068db6cMark Mendell 1842d65c51a556e6649db4e18bd083c8fec37607a442Mark MendellLIR *X86Mir2Lir::ScanVectorLiteral(MIR *mir) { 1843d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell int *args = reinterpret_cast<int*>(mir->dalvikInsn.arg); 1844d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell for (LIR *p = const_vectors_; p != nullptr; p = p->next) { 1845d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell if (args[0] == p->operands[0] && args[1] == p->operands[1] && 1846d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell args[2] == p->operands[2] && args[3] == p->operands[3]) { 1847d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell return p; 1848d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell } 1849d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell } 1850d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell return nullptr; 1851d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell} 1852d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell 1853d65c51a556e6649db4e18bd083c8fec37607a442Mark MendellLIR *X86Mir2Lir::AddVectorLiteral(MIR *mir) { 1854d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell LIR* new_value = static_cast<LIR*>(arena_->Alloc(sizeof(LIR), kArenaAllocData)); 1855d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell int *args = reinterpret_cast<int*>(mir->dalvikInsn.arg); 1856d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell new_value->operands[0] = args[0]; 1857d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell new_value->operands[1] = args[1]; 1858d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell new_value->operands[2] = args[2]; 1859d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell new_value->operands[3] = args[3]; 1860d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell new_value->next = const_vectors_; 1861d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell if (const_vectors_ == nullptr) { 1862d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell estimated_native_code_size_ += 12; // Amount needed to align to 16 byte boundary. 1863d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell } 1864d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell estimated_native_code_size_ += 16; // Space for one vector. 1865d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell const_vectors_ = new_value; 1866d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell return new_value; 1867d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell} 1868d65c51a556e6649db4e18bd083c8fec37607a442Mark Mendell 186958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko// ------------ ABI support: mapping of args to physical registers ------------- 1870407a9d2847161b843966a443b71760b1280bd396Serguei KatkovRegStorage X86Mir2Lir::InToRegStorageX86_64Mapper::GetNextReg(bool is_double_or_float, bool is_wide, bool is_ref) { 1871a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu const SpecialTargetRegister coreArgMappingToPhysicalReg[] = {kArg1, kArg2, kArg3, kArg4, kArg5}; 1872a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu const int coreArgMappingToPhysicalRegSize = sizeof(coreArgMappingToPhysicalReg) / sizeof(SpecialTargetRegister); 1873a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu const SpecialTargetRegister fpArgMappingToPhysicalReg[] = {kFArg0, kFArg1, kFArg2, kFArg3, 1874a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu kFArg4, kFArg5, kFArg6, kFArg7}; 1875a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu const int fpArgMappingToPhysicalRegSize = sizeof(fpArgMappingToPhysicalReg) / sizeof(SpecialTargetRegister); 187658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 187758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko if (is_double_or_float) { 187858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko if (cur_fp_reg_ < fpArgMappingToPhysicalRegSize) { 1879a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu return ml_->TargetReg(fpArgMappingToPhysicalReg[cur_fp_reg_++], is_wide); 188058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 188158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } else { 188258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko if (cur_core_reg_ < coreArgMappingToPhysicalRegSize) { 1883407a9d2847161b843966a443b71760b1280bd396Serguei Katkov return is_ref ? ml_->TargetRefReg(coreArgMappingToPhysicalReg[cur_core_reg_++]) : 1884407a9d2847161b843966a443b71760b1280bd396Serguei Katkov ml_->TargetReg(coreArgMappingToPhysicalReg[cur_core_reg_++], is_wide); 188558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 188658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 1887a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu return RegStorage::InvalidReg(); 188858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko} 188958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 189058994cdb00b323339bd83828eddc53976048006fDmitry PetrochenkoRegStorage X86Mir2Lir::InToRegStorageMapping::Get(int in_position) { 189158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko DCHECK(IsInitialized()); 189258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko auto res = mapping_.find(in_position); 189358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko return res != mapping_.end() ? res->second : RegStorage::InvalidReg(); 189458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko} 189558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 189658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenkovoid X86Mir2Lir::InToRegStorageMapping::Initialize(RegLocation* arg_locs, int count, InToRegStorageMapper* mapper) { 189758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko DCHECK(mapper != nullptr); 189858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko max_mapped_in_ = -1; 189958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko is_there_stack_mapped_ = false; 190058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko for (int in_position = 0; in_position < count; in_position++) { 1901407a9d2847161b843966a443b71760b1280bd396Serguei Katkov RegStorage reg = mapper->GetNextReg(arg_locs[in_position].fp, 1902407a9d2847161b843966a443b71760b1280bd396Serguei Katkov arg_locs[in_position].wide, arg_locs[in_position].ref); 190358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko if (reg.Valid()) { 190458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko mapping_[in_position] = reg; 190558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko max_mapped_in_ = std::max(max_mapped_in_, in_position); 1906407a9d2847161b843966a443b71760b1280bd396Serguei Katkov if (arg_locs[in_position].wide) { 190758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // We covered 2 args, so skip the next one 190858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko in_position++; 190958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 191058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } else { 191158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko is_there_stack_mapped_ = true; 191258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 191358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 191458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko initialized_ = true; 191558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko} 191658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 191758994cdb00b323339bd83828eddc53976048006fDmitry PetrochenkoRegStorage X86Mir2Lir::GetArgMappingToPhysicalReg(int arg_num) { 1918dd64450b37776f68b9bfc47f8d9a88bc72c95727Elena Sayapina if (!cu_->target64) { 191958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko return GetCoreArgMappingToPhysicalReg(arg_num); 192058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 192158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 192258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko if (!in_to_reg_storage_mapping_.IsInitialized()) { 192358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko int start_vreg = cu_->num_dalvik_registers - cu_->num_ins; 192458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko RegLocation* arg_locs = &mir_graph_->reg_location_[start_vreg]; 192558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 1926a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu InToRegStorageX86_64Mapper mapper(this); 192758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko in_to_reg_storage_mapping_.Initialize(arg_locs, cu_->num_ins, &mapper); 192858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 192958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko return in_to_reg_storage_mapping_.Get(arg_num); 193058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko} 193158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 193258994cdb00b323339bd83828eddc53976048006fDmitry PetrochenkoRegStorage X86Mir2Lir::GetCoreArgMappingToPhysicalReg(int core_arg_num) { 193358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // For the 32-bit internal ABI, the first 3 arguments are passed in registers. 193458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // Not used for 64-bit, TODO: Move X86_32 to the same framework 193558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko switch (core_arg_num) { 193658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko case 0: 193758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko return rs_rX86_ARG1; 193858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko case 1: 193958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko return rs_rX86_ARG2; 194058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko case 2: 194158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko return rs_rX86_ARG3; 194258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko default: 194358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko return RegStorage::InvalidReg(); 194458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 194558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko} 194658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 194758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko// ---------End of ABI support: mapping of args to physical registers ------------- 194858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 194958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko/* 195058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * If there are any ins passed in registers that have not been promoted 195158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * to a callee-save register, flush them to the frame. Perform initial 195258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * assignment of promoted arguments. 195358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * 195458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * ArgLocs is an array of location records describing the incoming arguments 195558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * with one location record per word of argument. 195658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko */ 195758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenkovoid X86Mir2Lir::FlushIns(RegLocation* ArgLocs, RegLocation rl_method) { 1958dd64450b37776f68b9bfc47f8d9a88bc72c95727Elena Sayapina if (!cu_->target64) return Mir2Lir::FlushIns(ArgLocs, rl_method); 195958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko /* 196058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * Dummy up a RegLocation for the incoming Method* 196158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * It will attempt to keep kArg0 live (or copy it to home location 196258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * if promoted). 196358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko */ 196458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 196558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko RegLocation rl_src = rl_method; 196658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rl_src.location = kLocPhysReg; 1967a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu rl_src.reg = TargetRefReg(kArg0); 196858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rl_src.home = false; 196958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko MarkLive(rl_src); 197058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko StoreValue(rl_method, rl_src); 197158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // If Method* has been promoted, explicitly flush 197258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko if (rl_method.location == kLocPhysReg) { 1973a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu StoreRefDisp(rs_rX86_SP, 0, As32BitReg(TargetRefReg(kArg0)), kNotVolatile); 197458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 197558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 197658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko if (cu_->num_ins == 0) { 197758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko return; 197858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 197958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 198058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko int start_vreg = cu_->num_dalvik_registers - cu_->num_ins; 198158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko /* 198258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * Copy incoming arguments to their proper home locations. 198358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * NOTE: an older version of dx had an issue in which 198458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * it would reuse static method argument registers. 198558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * This could result in the same Dalvik virtual register 198658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * being promoted to both core and fp regs. To account for this, 198758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * we only copy to the corresponding promoted physical register 198858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * if it matches the type of the SSA name for the incoming 198958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * argument. It is also possible that long and double arguments 199058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * end up half-promoted. In those cases, we must flush the promoted 199158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * half to memory as well. 199258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko */ 19938dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko ScopedMemRefType mem_ref_type(this, ResourceMask::kDalvikReg); 199458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko for (int i = 0; i < cu_->num_ins; i++) { 199558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // get reg corresponding to input 19964d5d794382cd6d3a25392d17543d5987e432d314Dmitry Petrochenko RegStorage reg = GetArgMappingToPhysicalReg(i); 199758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 19984d5d794382cd6d3a25392d17543d5987e432d314Dmitry Petrochenko RegLocation* t_loc = &ArgLocs[i]; 199958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko if (reg.Valid()) { 20004d5d794382cd6d3a25392d17543d5987e432d314Dmitry Petrochenko // If arriving in register. 200158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 20024d5d794382cd6d3a25392d17543d5987e432d314Dmitry Petrochenko // We have already updated the arg location with promoted info 20034d5d794382cd6d3a25392d17543d5987e432d314Dmitry Petrochenko // so we can be based on it. 20044d5d794382cd6d3a25392d17543d5987e432d314Dmitry Petrochenko if (t_loc->location == kLocPhysReg) { 20054d5d794382cd6d3a25392d17543d5987e432d314Dmitry Petrochenko // Just copy it. 20064d5d794382cd6d3a25392d17543d5987e432d314Dmitry Petrochenko OpRegCopy(t_loc->reg, reg); 20074d5d794382cd6d3a25392d17543d5987e432d314Dmitry Petrochenko } else { 20084d5d794382cd6d3a25392d17543d5987e432d314Dmitry Petrochenko // Needs flush. 20094d5d794382cd6d3a25392d17543d5987e432d314Dmitry Petrochenko if (t_loc->ref) { 2010a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu StoreRefDisp(rs_rX86_SP, SRegOffset(start_vreg + i), reg, kNotVolatile); 201158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } else { 2012a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu StoreBaseDisp(rs_rX86_SP, SRegOffset(start_vreg + i), reg, t_loc->wide ? k64 : k32, 20134d5d794382cd6d3a25392d17543d5987e432d314Dmitry Petrochenko kNotVolatile); 201458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 201558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 201658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } else { 20174d5d794382cd6d3a25392d17543d5987e432d314Dmitry Petrochenko // If arriving in frame & promoted. 20184d5d794382cd6d3a25392d17543d5987e432d314Dmitry Petrochenko if (t_loc->location == kLocPhysReg) { 20194d5d794382cd6d3a25392d17543d5987e432d314Dmitry Petrochenko if (t_loc->ref) { 2020a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu LoadRefDisp(rs_rX86_SP, SRegOffset(start_vreg + i), t_loc->reg, kNotVolatile); 20214d5d794382cd6d3a25392d17543d5987e432d314Dmitry Petrochenko } else { 2022a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu LoadBaseDisp(rs_rX86_SP, SRegOffset(start_vreg + i), t_loc->reg, 20234d5d794382cd6d3a25392d17543d5987e432d314Dmitry Petrochenko t_loc->wide ? k64 : k32, kNotVolatile); 20244d5d794382cd6d3a25392d17543d5987e432d314Dmitry Petrochenko } 202558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 202658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 20274d5d794382cd6d3a25392d17543d5987e432d314Dmitry Petrochenko if (t_loc->wide) { 20284d5d794382cd6d3a25392d17543d5987e432d314Dmitry Petrochenko // Increment i to skip the next one. 20294d5d794382cd6d3a25392d17543d5987e432d314Dmitry Petrochenko i++; 20304d5d794382cd6d3a25392d17543d5987e432d314Dmitry Petrochenko } 203158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 203258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko} 203358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 203458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko/* 203558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * Load up to 5 arguments, the first three of which will be in 203658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * kArg1 .. kArg3. On entry kArg0 contains the current method pointer, 203758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * and as part of the load sequence, it must be replaced with 203858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * the target method pointer. Note, this may also be called 203958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * for "range" variants if the number of arguments is 5 or fewer. 204058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko */ 204158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenkoint X86Mir2Lir::GenDalvikArgsNoRange(CallInfo* info, 204258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko int call_state, LIR** pcrLabel, NextCallInsn next_call_insn, 204358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko const MethodReference& target_method, 204458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko uint32_t vtable_idx, uintptr_t direct_code, 204558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko uintptr_t direct_method, InvokeType type, bool skip_this) { 2046dd64450b37776f68b9bfc47f8d9a88bc72c95727Elena Sayapina if (!cu_->target64) { 204758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko return Mir2Lir::GenDalvikArgsNoRange(info, 204858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko call_state, pcrLabel, next_call_insn, 204958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko target_method, 205058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko vtable_idx, direct_code, 205158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko direct_method, type, skip_this); 205258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 205358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko return GenDalvikArgsRange(info, 205458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko call_state, pcrLabel, next_call_insn, 205558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko target_method, 205658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko vtable_idx, direct_code, 205758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko direct_method, type, skip_this); 205858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko} 205958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 206058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko/* 206158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * May have 0+ arguments (also used for jumbo). Note that 206258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * source virtual registers may be in physical registers, so may 206358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * need to be flushed to home location before copying. This 206458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * applies to arg3 and above (see below). 206558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * 206658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * Two general strategies: 206758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * If < 20 arguments 206858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * Pass args 3-18 using vldm/vstm block copy 206958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * Pass arg0, arg1 & arg2 in kArg1-kArg3 207058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * If 20+ arguments 207158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * Pass args arg19+ using memcpy block copy 207258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * Pass arg0, arg1 & arg2 in kArg1-kArg3 207358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * 207458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko */ 207558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenkoint X86Mir2Lir::GenDalvikArgsRange(CallInfo* info, int call_state, 207658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko LIR** pcrLabel, NextCallInsn next_call_insn, 207758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko const MethodReference& target_method, 207858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko uint32_t vtable_idx, uintptr_t direct_code, uintptr_t direct_method, 207958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko InvokeType type, bool skip_this) { 2080dd64450b37776f68b9bfc47f8d9a88bc72c95727Elena Sayapina if (!cu_->target64) { 208158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko return Mir2Lir::GenDalvikArgsRange(info, call_state, 208258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko pcrLabel, next_call_insn, 208358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko target_method, 208458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko vtable_idx, direct_code, direct_method, 208558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko type, skip_this); 208658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 208758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 208858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko /* If no arguments, just return */ 208958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko if (info->num_arg_words == 0) 209058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko return call_state; 209158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 209258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko const int start_index = skip_this ? 1 : 0; 209358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 2094a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu InToRegStorageX86_64Mapper mapper(this); 209558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko InToRegStorageMapping in_to_reg_storage_mapping; 209658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko in_to_reg_storage_mapping.Initialize(info->args, info->num_arg_words, &mapper); 209758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko const int last_mapped_in = in_to_reg_storage_mapping.GetMaxMappedIn(); 209858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko const int size_of_the_last_mapped = last_mapped_in == -1 ? 1 : 209958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko in_to_reg_storage_mapping.Get(last_mapped_in).Is64BitSolo() ? 2 : 1; 210058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko int regs_left_to_pass_via_stack = info->num_arg_words - (last_mapped_in + size_of_the_last_mapped); 210158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 210258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // Fisrt of all, check whether it make sense to use bulk copying 210358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // Optimization is aplicable only for range case 210458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // TODO: make a constant instead of 2 210558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko if (info->is_range && regs_left_to_pass_via_stack >= 2) { 210658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // Scan the rest of the args - if in phys_reg flush to memory 210758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko for (int next_arg = last_mapped_in + size_of_the_last_mapped; next_arg < info->num_arg_words;) { 210858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko RegLocation loc = info->args[next_arg]; 210958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko if (loc.wide) { 211058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko loc = UpdateLocWide(loc); 211158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko if (loc.location == kLocPhysReg) { 21128dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko ScopedMemRefType mem_ref_type(this, ResourceMask::kDalvikReg); 2113a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu StoreBaseDisp(rs_rX86_SP, SRegOffset(loc.s_reg_low), loc.reg, k64, kNotVolatile); 211458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 211558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko next_arg += 2; 211658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } else { 211758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko loc = UpdateLoc(loc); 211858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko if (loc.location == kLocPhysReg) { 21198dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko ScopedMemRefType mem_ref_type(this, ResourceMask::kDalvikReg); 2120a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu StoreBaseDisp(rs_rX86_SP, SRegOffset(loc.s_reg_low), loc.reg, k32, kNotVolatile); 212158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 212258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko next_arg++; 212358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 212458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 212558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 212658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // Logic below assumes that Method pointer is at offset zero from SP. 212758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko DCHECK_EQ(VRegOffset(static_cast<int>(kVRegMethodPtrBaseReg)), 0); 212858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 212958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // The rest can be copied together 213058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko int start_offset = SRegOffset(info->args[last_mapped_in + size_of_the_last_mapped].s_reg_low); 213158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko int outs_offset = StackVisitor::GetOutVROffset(last_mapped_in + size_of_the_last_mapped, cu_->instruction_set); 213258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 213358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko int current_src_offset = start_offset; 213458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko int current_dest_offset = outs_offset; 213558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 21368dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko // Only davik regs are accessed in this loop; no next_call_insn() calls. 21378dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko ScopedMemRefType mem_ref_type(this, ResourceMask::kDalvikReg); 213858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko while (regs_left_to_pass_via_stack > 0) { 213958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // This is based on the knowledge that the stack itself is 16-byte aligned. 214058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko bool src_is_16b_aligned = (current_src_offset & 0xF) == 0; 214158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko bool dest_is_16b_aligned = (current_dest_offset & 0xF) == 0; 214258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko size_t bytes_to_move; 214358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 214458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko /* 214558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * The amount to move defaults to 32-bit. If there are 4 registers left to move, then do a 214658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * a 128-bit move because we won't get the chance to try to aligned. If there are more than 214758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * 4 registers left to move, consider doing a 128-bit only if either src or dest are aligned. 214858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * We do this because we could potentially do a smaller move to align. 214958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko */ 215058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko if (regs_left_to_pass_via_stack == 4 || 215158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko (regs_left_to_pass_via_stack > 4 && (src_is_16b_aligned || dest_is_16b_aligned))) { 215258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // Moving 128-bits via xmm register. 215358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko bytes_to_move = sizeof(uint32_t) * 4; 215458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 215558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // Allocate a free xmm temp. Since we are working through the calling sequence, 215658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // we expect to have an xmm temporary available. AllocTempDouble will abort if 215758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // there are no free registers. 215858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko RegStorage temp = AllocTempDouble(); 215958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 216058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko LIR* ld1 = nullptr; 216158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko LIR* ld2 = nullptr; 216258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko LIR* st1 = nullptr; 216358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko LIR* st2 = nullptr; 216458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 216558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko /* 216658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * The logic is similar for both loads and stores. If we have 16-byte alignment, 216758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * do an aligned move. If we have 8-byte alignment, then do the move in two 216858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * parts. This approach prevents possible cache line splits. Finally, fall back 216958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * to doing an unaligned move. In most cases we likely won't split the cache 217058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko * line but we cannot prove it and thus take a conservative approach. 217158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko */ 217258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko bool src_is_8b_aligned = (current_src_offset & 0x7) == 0; 217358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko bool dest_is_8b_aligned = (current_dest_offset & 0x7) == 0; 217458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 21758dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko ScopedMemRefType mem_ref_type(this, ResourceMask::kDalvikReg); 217658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko if (src_is_16b_aligned) { 2177a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu ld1 = OpMovRegMem(temp, rs_rX86_SP, current_src_offset, kMovA128FP); 217858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } else if (src_is_8b_aligned) { 2179a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu ld1 = OpMovRegMem(temp, rs_rX86_SP, current_src_offset, kMovLo128FP); 2180a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu ld2 = OpMovRegMem(temp, rs_rX86_SP, current_src_offset + (bytes_to_move >> 1), 218158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko kMovHi128FP); 218258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } else { 2183a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu ld1 = OpMovRegMem(temp, rs_rX86_SP, current_src_offset, kMovU128FP); 218458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 218558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 218658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko if (dest_is_16b_aligned) { 2187a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu st1 = OpMovMemReg(rs_rX86_SP, current_dest_offset, temp, kMovA128FP); 218858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } else if (dest_is_8b_aligned) { 2189a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu st1 = OpMovMemReg(rs_rX86_SP, current_dest_offset, temp, kMovLo128FP); 2190a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu st2 = OpMovMemReg(rs_rX86_SP, current_dest_offset + (bytes_to_move >> 1), 219158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko temp, kMovHi128FP); 219258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } else { 2193a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu st1 = OpMovMemReg(rs_rX86_SP, current_dest_offset, temp, kMovU128FP); 219458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 219558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 219658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // TODO If we could keep track of aliasing information for memory accesses that are wider 219758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // than 64-bit, we wouldn't need to set up a barrier. 219858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko if (ld1 != nullptr) { 219958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko if (ld2 != nullptr) { 220058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // For 64-bit load we can actually set up the aliasing information. 220158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko AnnotateDalvikRegAccess(ld1, current_src_offset >> 2, true, true); 220258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko AnnotateDalvikRegAccess(ld2, (current_src_offset + (bytes_to_move >> 1)) >> 2, true, true); 220358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } else { 220458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // Set barrier for 128-bit load. 22058dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko ld1->u.m.def_mask = &kEncodeAll; 220658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 220758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 220858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko if (st1 != nullptr) { 220958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko if (st2 != nullptr) { 221058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // For 64-bit store we can actually set up the aliasing information. 221158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko AnnotateDalvikRegAccess(st1, current_dest_offset >> 2, false, true); 221258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko AnnotateDalvikRegAccess(st2, (current_dest_offset + (bytes_to_move >> 1)) >> 2, false, true); 221358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } else { 221458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // Set barrier for 128-bit store. 22158dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko st1->u.m.def_mask = &kEncodeAll; 221658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 221758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 221858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 221958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // Free the temporary used for the data movement. 222058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko FreeTemp(temp); 222158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } else { 222258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // Moving 32-bits via general purpose register. 222358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko bytes_to_move = sizeof(uint32_t); 222458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 222558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // Instead of allocating a new temp, simply reuse one of the registers being used 222658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // for argument passing. 2227a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu RegStorage temp = TargetReg(kArg3, false); 222858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 222958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // Now load the argument VR and store to the outs. 2230a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu Load32Disp(rs_rX86_SP, current_src_offset, temp); 2231a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu Store32Disp(rs_rX86_SP, current_dest_offset, temp); 223258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 223358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 223458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko current_src_offset += bytes_to_move; 223558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko current_dest_offset += bytes_to_move; 223658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko regs_left_to_pass_via_stack -= (bytes_to_move >> 2); 223758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 223858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko DCHECK_EQ(regs_left_to_pass_via_stack, 0); 223958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 224058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 224158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // Now handle rest not registers if they are 224258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko if (in_to_reg_storage_mapping.IsThereStackMapped()) { 2243a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu RegStorage regSingle = TargetReg(kArg2, false); 2244a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu RegStorage regWide = TargetReg(kArg3, true); 2245b6564c19c5e14a3caa3f8da423b0da510fda7026Chao-ying Fu for (int i = start_index; 2246b6564c19c5e14a3caa3f8da423b0da510fda7026Chao-ying Fu i < last_mapped_in + size_of_the_last_mapped + regs_left_to_pass_via_stack; i++) { 224758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko RegLocation rl_arg = info->args[i]; 224858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rl_arg = UpdateRawLoc(rl_arg); 224958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko RegStorage reg = in_to_reg_storage_mapping.Get(i); 225058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko if (!reg.Valid()) { 225158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko int out_offset = StackVisitor::GetOutVROffset(i, cu_->instruction_set); 225258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 22538dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko { 22548dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko ScopedMemRefType mem_ref_type(this, ResourceMask::kDalvikReg); 22558dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko if (rl_arg.wide) { 22568dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko if (rl_arg.location == kLocPhysReg) { 2257a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu StoreBaseDisp(rs_rX86_SP, out_offset, rl_arg.reg, k64, kNotVolatile); 22588dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko } else { 22598dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko LoadValueDirectWideFixed(rl_arg, regWide); 2260a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu StoreBaseDisp(rs_rX86_SP, out_offset, regWide, k64, kNotVolatile); 22618dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko } 226258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } else { 22638dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko if (rl_arg.location == kLocPhysReg) { 2264a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu StoreBaseDisp(rs_rX86_SP, out_offset, rl_arg.reg, k32, kNotVolatile); 22658dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko } else { 22668dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko LoadValueDirectFixed(rl_arg, regSingle); 2267a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu StoreBaseDisp(rs_rX86_SP, out_offset, regSingle, k32, kNotVolatile); 22688dea81ca9c0201ceaa88086b927a5838a06a3e69Vladimir Marko } 226958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 227058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 227158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko call_state = next_call_insn(cu_, info, call_state, target_method, 227258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko vtable_idx, direct_code, direct_method, type); 227358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 2274b6564c19c5e14a3caa3f8da423b0da510fda7026Chao-ying Fu if (rl_arg.wide) { 2275b6564c19c5e14a3caa3f8da423b0da510fda7026Chao-ying Fu i++; 2276b6564c19c5e14a3caa3f8da423b0da510fda7026Chao-ying Fu } 227758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 227858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 227958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 228058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // Finish with mapped registers 228158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko for (int i = start_index; i <= last_mapped_in; i++) { 228258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko RegLocation rl_arg = info->args[i]; 228358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko rl_arg = UpdateRawLoc(rl_arg); 228458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko RegStorage reg = in_to_reg_storage_mapping.Get(i); 228558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko if (reg.Valid()) { 228658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko if (rl_arg.wide) { 228758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko LoadValueDirectWideFixed(rl_arg, reg); 228858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } else { 228958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko LoadValueDirectFixed(rl_arg, reg); 229058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 229158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko call_state = next_call_insn(cu_, info, call_state, target_method, vtable_idx, 229258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko direct_code, direct_method, type); 229358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 2294b6564c19c5e14a3caa3f8da423b0da510fda7026Chao-ying Fu if (rl_arg.wide) { 2295b6564c19c5e14a3caa3f8da423b0da510fda7026Chao-ying Fu i++; 2296b6564c19c5e14a3caa3f8da423b0da510fda7026Chao-ying Fu } 229758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 229858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 229958994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko call_state = next_call_insn(cu_, info, call_state, target_method, vtable_idx, 230058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko direct_code, direct_method, type); 230158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko if (pcrLabel) { 23025655e84e8d71697d8ef3ea901a0b853af42c559eAndreas Gampe if (cu_->compiler_driver->GetCompilerOptions().GetExplicitNullChecks()) { 2303a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu *pcrLabel = GenExplicitNullCheck(TargetRefReg(kArg1), info->opt_flags); 230458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } else { 230558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko *pcrLabel = nullptr; 230658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // In lieu of generating a check for kArg1 being null, we need to 230758994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko // perform a load when doing implicit checks. 230858994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko RegStorage tmp = AllocTemp(); 2309a77ee5103532abb197f492c14a9e6fb437054e2aChao-ying Fu Load32Disp(TargetRefReg(kArg1), 0, tmp); 231058994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko MarkPossibleNullPointerException(info->opt_flags); 231158994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko FreeTemp(tmp); 231258994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 231358994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko } 231458994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko return call_state; 231558994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko} 231658994cdb00b323339bd83828eddc53976048006fDmitry Petrochenko 23177934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom} // namespace art 2318