quick_entrypoints_mips.S revision 0cb124219e986a27c40001a1b22ea7ebd833a2d8
10f3c55331439970e01af67f80ac117c473bc04cfElliott Hughes/* 20f3c55331439970e01af67f80ac117c473bc04cfElliott Hughes * Copyright (C) 2012 The Android Open Source Project 30f3c55331439970e01af67f80ac117c473bc04cfElliott Hughes * 40f3c55331439970e01af67f80ac117c473bc04cfElliott Hughes * Licensed under the Apache License, Version 2.0 (the "License"); 50f3c55331439970e01af67f80ac117c473bc04cfElliott Hughes * you may not use this file except in compliance with the License. 60f3c55331439970e01af67f80ac117c473bc04cfElliott Hughes * You may obtain a copy of the License at 70f3c55331439970e01af67f80ac117c473bc04cfElliott Hughes * 80f3c55331439970e01af67f80ac117c473bc04cfElliott Hughes * http://www.apache.org/licenses/LICENSE-2.0 90f3c55331439970e01af67f80ac117c473bc04cfElliott Hughes * 100f3c55331439970e01af67f80ac117c473bc04cfElliott Hughes * Unless required by applicable law or agreed to in writing, software 110f3c55331439970e01af67f80ac117c473bc04cfElliott Hughes * distributed under the License is distributed on an "AS IS" BASIS, 120f3c55331439970e01af67f80ac117c473bc04cfElliott Hughes * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 130f3c55331439970e01af67f80ac117c473bc04cfElliott Hughes * See the License for the specific language governing permissions and 140f3c55331439970e01af67f80ac117c473bc04cfElliott Hughes * limitations under the License. 150f3c55331439970e01af67f80ac117c473bc04cfElliott Hughes */ 160f3c55331439970e01af67f80ac117c473bc04cfElliott Hughes 177655f29fabc0a12765de828914a18314382e5a35Ian Rogers#include "asm_support_mips.S" 185bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 197410f29b4dae223befac036ea567d7f33351dad1Mathieu Chartier#include "arch/quick_alloc_entrypoints.S" 207410f29b4dae223befac036ea567d7f33351dad1Mathieu Chartier 210703060875166106af3d490c6c264611aea67ec8jeffhao .set noreorder 225bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee .balign 4 235bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 245bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee /* Deliver the given exception */ 255bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee .extern artDeliverExceptionFromCode 265bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee /* Deliver an exception pending on a thread */ 278161c0336b97e11e02c000af357f8f40de2e23e4jeffhao .extern artDeliverPendingExceptionFromCode 285bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 29735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung#define ARG_SLOT_SIZE 32 // space for a0-a3 plus 4 more words 30735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung 315bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee /* 325bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * Macro that sets up the callee save frame to conform with 33fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko * Runtime::CreateCalleeSaveMethod(kSaveAllCalleeSaves) 34735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung * Callee-save: $s0-$s8 + $gp + $ra, 11 total + 1 word for Method* 35735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung * Clobbers $t0 and $sp 36735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung * Allocates ARG_SLOT_SIZE bytes at the bottom of the stack for arg slots. 37fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko * Reserves FRAME_SIZE_SAVE_ALL_CALLEE_SAVES + ARG_SLOT_SIZE bytes on the stack 385bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee */ 39fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko.macro SETUP_SAVE_ALL_CALLEE_SAVES_FRAME 40a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe addiu $sp, $sp, -96 41a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe .cfi_adjust_cfa_offset 96 425c1e4352614d61fed6868567e58b96682828cb4dAndreas Gampe 435c1e4352614d61fed6868567e58b96682828cb4dAndreas Gampe // Ugly compile-time check, but we only have the preprocessor. 44fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko#if (FRAME_SIZE_SAVE_ALL_CALLEE_SAVES != 96) 45fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko#error "FRAME_SIZE_SAVE_ALL_CALLEE_SAVES(MIPS) size not as expected." 465c1e4352614d61fed6868567e58b96682828cb4dAndreas Gampe#endif 475c1e4352614d61fed6868567e58b96682828cb4dAndreas Gampe 48a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe sw $ra, 92($sp) 49a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe .cfi_rel_offset 31, 92 50a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe sw $s8, 88($sp) 51a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe .cfi_rel_offset 30, 88 52a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe sw $gp, 84($sp) 53a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe .cfi_rel_offset 28, 84 54a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe sw $s7, 80($sp) 55a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe .cfi_rel_offset 23, 80 56a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe sw $s6, 76($sp) 57a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe .cfi_rel_offset 22, 76 58a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe sw $s5, 72($sp) 59a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe .cfi_rel_offset 21, 72 60a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe sw $s4, 68($sp) 61a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe .cfi_rel_offset 20, 68 62a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe sw $s3, 64($sp) 63a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe .cfi_rel_offset 19, 64 64a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe sw $s2, 60($sp) 65a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe .cfi_rel_offset 18, 60 66a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe sw $s1, 56($sp) 67a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe .cfi_rel_offset 17, 56 68a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe sw $s0, 52($sp) 69a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe .cfi_rel_offset 16, 52 70a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe 71a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe SDu $f30, $f31, 44, $sp, $t1 72a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe SDu $f28, $f29, 36, $sp, $t1 73a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe SDu $f26, $f27, 28, $sp, $t1 74a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe SDu $f24, $f25, 20, $sp, $t1 75a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe SDu $f22, $f23, 12, $sp, $t1 76a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe SDu $f20, $f21, 4, $sp, $t1 77a4e0e67611f54180694e0807d6599c1132269b6cAndreas Gampe 78735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung # 1 word for holding Method* 791d8cdbc5202378a5f1a4b3a1fba610675ed4dcd5Ian Rogers 804af77b7636fe98aae443b46a241fd9a29f16e291Douglas Leung lw $t0, %got(_ZN3art7Runtime9instance_E)($gp) 814af77b7636fe98aae443b46a241fd9a29f16e291Douglas Leung lw $t0, 0($t0) 82fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko lw $t0, RUNTIME_SAVE_ALL_CALLEE_SAVES_METHOD_OFFSET($t0) 831d8cdbc5202378a5f1a4b3a1fba610675ed4dcd5Ian Rogers sw $t0, 0($sp) # Place Method* at bottom of stack. 841d8cdbc5202378a5f1a4b3a1fba610675ed4dcd5Ian Rogers sw $sp, THREAD_TOP_QUICK_FRAME_OFFSET(rSELF) # Place sp in Thread::Current()->top_quick_frame. 85735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung addiu $sp, $sp, -ARG_SLOT_SIZE # reserve argument slots on the stack 86735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung .cfi_adjust_cfa_offset ARG_SLOT_SIZE 875bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee.endm 885bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 895bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee /* 905bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * Macro that sets up the callee save frame to conform with 91fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko * Runtime::CreateCalleeSaveMethod(kSaveRefsOnly). Restoration assumes non-moving GC. 925bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * Does not include rSUSPEND or rSELF 93735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung * callee-save: $s2-$s8 + $gp + $ra, 9 total + 2 words padding + 1 word to hold Method* 94735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung * Clobbers $t0 and $sp 95735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung * Allocates ARG_SLOT_SIZE bytes at the bottom of the stack for arg slots. 96fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko * Reserves FRAME_SIZE_SAVE_REFS_ONLY + ARG_SLOT_SIZE bytes on the stack 975bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee */ 98fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko.macro SETUP_SAVE_REFS_ONLY_FRAME 99735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung addiu $sp, $sp, -48 100735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung .cfi_adjust_cfa_offset 48 1015c1e4352614d61fed6868567e58b96682828cb4dAndreas Gampe 1025c1e4352614d61fed6868567e58b96682828cb4dAndreas Gampe // Ugly compile-time check, but we only have the preprocessor. 103fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko#if (FRAME_SIZE_SAVE_REFS_ONLY != 48) 104fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko#error "FRAME_SIZE_SAVE_REFS_ONLY(MIPS) size not as expected." 1055c1e4352614d61fed6868567e58b96682828cb4dAndreas Gampe#endif 1065c1e4352614d61fed6868567e58b96682828cb4dAndreas Gampe 107735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung sw $ra, 44($sp) 108735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung .cfi_rel_offset 31, 44 109735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung sw $s8, 40($sp) 110735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung .cfi_rel_offset 30, 40 111735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung sw $gp, 36($sp) 112735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung .cfi_rel_offset 28, 36 113735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung sw $s7, 32($sp) 114735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung .cfi_rel_offset 23, 32 115735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung sw $s6, 28($sp) 116735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung .cfi_rel_offset 22, 28 117735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung sw $s5, 24($sp) 118735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung .cfi_rel_offset 21, 24 119735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung sw $s4, 20($sp) 120735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung .cfi_rel_offset 20, 20 121735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung sw $s3, 16($sp) 122735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung .cfi_rel_offset 19, 16 123735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung sw $s2, 12($sp) 124735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung .cfi_rel_offset 18, 12 125735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung # 2 words for alignment and bottom word will hold Method* 1261d8cdbc5202378a5f1a4b3a1fba610675ed4dcd5Ian Rogers 1274af77b7636fe98aae443b46a241fd9a29f16e291Douglas Leung lw $t0, %got(_ZN3art7Runtime9instance_E)($gp) 1284af77b7636fe98aae443b46a241fd9a29f16e291Douglas Leung lw $t0, 0($t0) 129fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko lw $t0, RUNTIME_SAVE_REFS_ONLY_METHOD_OFFSET($t0) 1301d8cdbc5202378a5f1a4b3a1fba610675ed4dcd5Ian Rogers sw $t0, 0($sp) # Place Method* at bottom of stack. 1311d8cdbc5202378a5f1a4b3a1fba610675ed4dcd5Ian Rogers sw $sp, THREAD_TOP_QUICK_FRAME_OFFSET(rSELF) # Place sp in Thread::Current()->top_quick_frame. 132735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung addiu $sp, $sp, -ARG_SLOT_SIZE # reserve argument slots on the stack 133735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung .cfi_adjust_cfa_offset ARG_SLOT_SIZE 1345bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee.endm 1355bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 136fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko.macro RESTORE_SAVE_REFS_ONLY_FRAME 137735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung addiu $sp, $sp, ARG_SLOT_SIZE # remove argument slots on the stack 138735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung .cfi_adjust_cfa_offset -ARG_SLOT_SIZE 139735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung lw $ra, 44($sp) 140bbb32c277b800a8ee378c16a3645ab6d4d19aef1Dave Allison .cfi_restore 31 141735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung lw $s8, 40($sp) 142bbb32c277b800a8ee378c16a3645ab6d4d19aef1Dave Allison .cfi_restore 30 143735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung lw $gp, 36($sp) 144bbb32c277b800a8ee378c16a3645ab6d4d19aef1Dave Allison .cfi_restore 28 145735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung lw $s7, 32($sp) 146bbb32c277b800a8ee378c16a3645ab6d4d19aef1Dave Allison .cfi_restore 23 147735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung lw $s6, 28($sp) 148bbb32c277b800a8ee378c16a3645ab6d4d19aef1Dave Allison .cfi_restore 22 149735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung lw $s5, 24($sp) 150bbb32c277b800a8ee378c16a3645ab6d4d19aef1Dave Allison .cfi_restore 21 151735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung lw $s4, 20($sp) 152bbb32c277b800a8ee378c16a3645ab6d4d19aef1Dave Allison .cfi_restore 20 153735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung lw $s3, 16($sp) 154bbb32c277b800a8ee378c16a3645ab6d4d19aef1Dave Allison .cfi_restore 19 155735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung lw $s2, 12($sp) 156bbb32c277b800a8ee378c16a3645ab6d4d19aef1Dave Allison .cfi_restore 18 157735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung addiu $sp, $sp, 48 158735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung .cfi_adjust_cfa_offset -48 1595bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee.endm 1605bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 161fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko.macro RESTORE_SAVE_REFS_ONLY_FRAME_AND_RETURN 162fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko RESTORE_SAVE_REFS_ONLY_FRAME 1638d36591d93920e7b7830c3ffee3759b561f5339eAndreas Gampe jalr $zero, $ra 164735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung nop 1655bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee.endm 1665bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 1675bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee /* 1685bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * Macro that sets up the callee save frame to conform with 169fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko * Runtime::CreateCalleeSaveMethod(kSaveRefsAndArgs). 1701b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze * callee-save: $a1-$a3, $t0-$t1, $s2-$s8, $gp, $ra, $f8-$f19 1711b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze * (26 total + 1 word padding + method*) 1725bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee */ 173fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko.macro SETUP_SAVE_REFS_AND_ARGS_FRAME_REGISTERS_ONLY 1741b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $sp, $sp, -112 1751b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze .cfi_adjust_cfa_offset 112 1765c1e4352614d61fed6868567e58b96682828cb4dAndreas Gampe 1775c1e4352614d61fed6868567e58b96682828cb4dAndreas Gampe // Ugly compile-time check, but we only have the preprocessor. 1781b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze#if (FRAME_SIZE_SAVE_REFS_AND_ARGS != 112) 179fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko#error "FRAME_SIZE_SAVE_REFS_AND_ARGS(MIPS) size not as expected." 1805c1e4352614d61fed6868567e58b96682828cb4dAndreas Gampe#endif 1815c1e4352614d61fed6868567e58b96682828cb4dAndreas Gampe 1821b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze sw $ra, 108($sp) 1831b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze .cfi_rel_offset 31, 108 1841b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze sw $s8, 104($sp) 1851b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze .cfi_rel_offset 30, 104 1861b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze sw $gp, 100($sp) 1871b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze .cfi_rel_offset 28, 100 1881b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze sw $s7, 96($sp) 1891b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze .cfi_rel_offset 23, 96 1901b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze sw $s6, 92($sp) 1911b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze .cfi_rel_offset 22, 92 1921b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze sw $s5, 88($sp) 1931b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze .cfi_rel_offset 21, 88 1941b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze sw $s4, 84($sp) 1951b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze .cfi_rel_offset 20, 84 1961b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze sw $s3, 80($sp) 1971b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze .cfi_rel_offset 19, 80 1981b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze sw $s2, 76($sp) 1991b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze .cfi_rel_offset 18, 76 2001b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze sw $t1, 72($sp) 2011b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze .cfi_rel_offset 9, 72 2021b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze sw $t0, 68($sp) 2031b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze .cfi_rel_offset 8, 68 2041b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze sw $a3, 64($sp) 2051b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze .cfi_rel_offset 7, 64 2061b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze sw $a2, 60($sp) 2071b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze .cfi_rel_offset 6, 60 2081b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze sw $a1, 56($sp) 2091b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze .cfi_rel_offset 5, 56 2101b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze SDu $f18, $f19, 48, $sp, $t8 2111b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze SDu $f16, $f17, 40, $sp, $t8 2121b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze SDu $f14, $f15, 32, $sp, $t8 2131b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze SDu $f12, $f13, 24, $sp, $t8 2141b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze SDu $f10, $f11, 16, $sp, $t8 2151b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze SDu $f8, $f9, 8, $sp, $t8 216fa147e22a73c6df166b08a2f71f9c9b52b09d17cjeffhao # bottom will hold Method* 217735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung.endm 2181d8cdbc5202378a5f1a4b3a1fba610675ed4dcd5Ian Rogers 219735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung /* 220735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung * Macro that sets up the callee save frame to conform with 221fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko * Runtime::CreateCalleeSaveMethod(kSaveRefsAndArgs). Restoration assumes non-moving GC. 2221b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze * callee-save: $a1-$a3, $t0-$t1, $s2-$s8, $gp, $ra, $f8-$f19 2231b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze * (26 total + 1 word padding + method*) 224735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung * Clobbers $t0 and $sp 225735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung * Allocates ARG_SLOT_SIZE bytes at the bottom of the stack for arg slots. 226fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko * Reserves FRAME_SIZE_SAVE_REFS_AND_ARGS + ARG_SLOT_SIZE bytes on the stack 227735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung */ 228fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko.macro SETUP_SAVE_REFS_AND_ARGS_FRAME 229fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko SETUP_SAVE_REFS_AND_ARGS_FRAME_REGISTERS_ONLY 2304af77b7636fe98aae443b46a241fd9a29f16e291Douglas Leung lw $t0, %got(_ZN3art7Runtime9instance_E)($gp) 2314af77b7636fe98aae443b46a241fd9a29f16e291Douglas Leung lw $t0, 0($t0) 232fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko lw $t0, RUNTIME_SAVE_REFS_AND_ARGS_METHOD_OFFSET($t0) 2331d8cdbc5202378a5f1a4b3a1fba610675ed4dcd5Ian Rogers sw $t0, 0($sp) # Place Method* at bottom of stack. 2341d8cdbc5202378a5f1a4b3a1fba610675ed4dcd5Ian Rogers sw $sp, THREAD_TOP_QUICK_FRAME_OFFSET(rSELF) # Place sp in Thread::Current()->top_quick_frame. 235735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung addiu $sp, $sp, -ARG_SLOT_SIZE # reserve argument slots on the stack 236735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung .cfi_adjust_cfa_offset ARG_SLOT_SIZE 237735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung.endm 238735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung 239735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung /* 240735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung * Macro that sets up the callee save frame to conform with 241fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko * Runtime::CreateCalleeSaveMethod(kSaveRefsAndArgs). Restoration assumes non-moving GC. 2421b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze * callee-save: $a1-$a3, $t0-$t1, $s2-$s8, $gp, $ra, $f8-$f19 2431b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze * (26 total + 1 word padding + method*) 244735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung * Clobbers $sp 245735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung * Use $a0 as the Method* and loads it into bottom of stack. 246735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung * Allocates ARG_SLOT_SIZE bytes at the bottom of the stack for arg slots. 247fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko * Reserves FRAME_SIZE_SAVE_REFS_AND_ARGS + ARG_SLOT_SIZE bytes on the stack 248735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung */ 249fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko.macro SETUP_SAVE_REFS_AND_ARGS_FRAME_WITH_METHOD_IN_A0 250fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko SETUP_SAVE_REFS_AND_ARGS_FRAME_REGISTERS_ONLY 251735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung sw $a0, 0($sp) # Place Method* at bottom of stack. 252735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung sw $sp, THREAD_TOP_QUICK_FRAME_OFFSET(rSELF) # Place sp in Thread::Current()->top_quick_frame. 253735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung addiu $sp, $sp, -ARG_SLOT_SIZE # reserve argument slots on the stack 254735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung .cfi_adjust_cfa_offset ARG_SLOT_SIZE 2555bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee.endm 2565bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 257fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko.macro RESTORE_SAVE_REFS_AND_ARGS_FRAME 258735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung addiu $sp, $sp, ARG_SLOT_SIZE # remove argument slots on the stack 259735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung .cfi_adjust_cfa_offset -ARG_SLOT_SIZE 2601b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lw $ra, 108($sp) 261bbb32c277b800a8ee378c16a3645ab6d4d19aef1Dave Allison .cfi_restore 31 2621b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lw $s8, 104($sp) 263bbb32c277b800a8ee378c16a3645ab6d4d19aef1Dave Allison .cfi_restore 30 2641b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lw $gp, 100($sp) 265bbb32c277b800a8ee378c16a3645ab6d4d19aef1Dave Allison .cfi_restore 28 2661b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lw $s7, 96($sp) 267bbb32c277b800a8ee378c16a3645ab6d4d19aef1Dave Allison .cfi_restore 23 2681b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lw $s6, 92($sp) 269bbb32c277b800a8ee378c16a3645ab6d4d19aef1Dave Allison .cfi_restore 22 2701b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lw $s5, 88($sp) 271bbb32c277b800a8ee378c16a3645ab6d4d19aef1Dave Allison .cfi_restore 21 2721b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lw $s4, 84($sp) 273bbb32c277b800a8ee378c16a3645ab6d4d19aef1Dave Allison .cfi_restore 20 2741b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lw $s3, 80($sp) 275bbb32c277b800a8ee378c16a3645ab6d4d19aef1Dave Allison .cfi_restore 19 2761b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lw $s2, 76($sp) 277bbb32c277b800a8ee378c16a3645ab6d4d19aef1Dave Allison .cfi_restore 18 2781b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lw $t1, 72($sp) 2791b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze .cfi_restore 9 2801b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lw $t0, 68($sp) 2811b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze .cfi_restore 8 2821b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lw $a3, 64($sp) 283bbb32c277b800a8ee378c16a3645ab6d4d19aef1Dave Allison .cfi_restore 7 2841b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lw $a2, 60($sp) 285bbb32c277b800a8ee378c16a3645ab6d4d19aef1Dave Allison .cfi_restore 6 2861b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lw $a1, 56($sp) 287bbb32c277b800a8ee378c16a3645ab6d4d19aef1Dave Allison .cfi_restore 5 2881b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LDu $f18, $f19, 48, $sp, $t8 2891b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LDu $f16, $f17, 40, $sp, $t8 2901b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LDu $f14, $f15, 32, $sp, $t8 2911b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LDu $f12, $f13, 24, $sp, $t8 2921b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LDu $f10, $f11, 16, $sp, $t8 2931b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LDu $f8, $f9, 8, $sp, $t8 2941b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $sp, $sp, 112 # pop frame 2951b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze .cfi_adjust_cfa_offset -112 2965bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee.endm 2975bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 2985bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee /* 299952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko * Macro that sets up the callee save frame to conform with 300952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko * Runtime::CreateCalleeSaveMethod(kSaveEverything). 3013b7537bfc5a6b7ccb18b3970d8edf14b72464af7Vladimir Marko * when the $sp has already been decremented by FRAME_SIZE_SAVE_EVERYTHING. 302952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko * Callee-save: $at, $v0-$v1, $a0-$a3, $t0-$t7, $s0-$s7, $t8-$t9, $gp, $fp $ra, $f0-$f31; 303952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko * 28(GPR)+ 32(FPR) + 3 words for padding and 1 word for Method* 304952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko * Clobbers $t0 and $t1. 305952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko * Allocates ARG_SLOT_SIZE bytes at the bottom of the stack for arg slots. 306fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko * Reserves FRAME_SIZE_SAVE_EVERYTHING + ARG_SLOT_SIZE bytes on the stack. 307952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko * This macro sets up $gp; entrypoints using it should start with ENTRY_NO_GP. 308952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko */ 3093b7537bfc5a6b7ccb18b3970d8edf14b72464af7Vladimir Marko.macro SETUP_SAVE_EVERYTHING_FRAME_DECREMENTED_SP 310952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko // Ugly compile-time check, but we only have the preprocessor. 311fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko#if (FRAME_SIZE_SAVE_EVERYTHING != 256) 312fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko#error "FRAME_SIZE_SAVE_EVERYTHING(MIPS) size not as expected." 313952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko#endif 314952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko 315952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko sw $ra, 252($sp) 316952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_rel_offset 31, 252 317952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko sw $fp, 248($sp) 318952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_rel_offset 30, 248 319952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko sw $gp, 244($sp) 320952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_rel_offset 28, 244 321952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko sw $t9, 240($sp) 322952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_rel_offset 25, 240 323952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko sw $t8, 236($sp) 324952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_rel_offset 24, 236 325952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko sw $s7, 232($sp) 326952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_rel_offset 23, 232 327952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko sw $s6, 228($sp) 328952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_rel_offset 22, 228 329952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko sw $s5, 224($sp) 330952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_rel_offset 21, 224 331952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko sw $s4, 220($sp) 332952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_rel_offset 20, 220 333952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko sw $s3, 216($sp) 334952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_rel_offset 19, 216 335952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko sw $s2, 212($sp) 336952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_rel_offset 18, 212 337952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko sw $s1, 208($sp) 338952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_rel_offset 17, 208 339952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko sw $s0, 204($sp) 340952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_rel_offset 16, 204 341952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko sw $t7, 200($sp) 342952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_rel_offset 15, 200 343952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko sw $t6, 196($sp) 344952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_rel_offset 14, 196 345952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko sw $t5, 192($sp) 346952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_rel_offset 13, 192 347952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko sw $t4, 188($sp) 348952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_rel_offset 12, 188 349952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko sw $t3, 184($sp) 350952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_rel_offset 11, 184 351952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko sw $t2, 180($sp) 352952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_rel_offset 10, 180 353952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko sw $t1, 176($sp) 354952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_rel_offset 9, 176 355952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko sw $t0, 172($sp) 356952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_rel_offset 8, 172 357952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko sw $a3, 168($sp) 358952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_rel_offset 7, 168 359952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko sw $a2, 164($sp) 360952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_rel_offset 6, 164 361952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko sw $a1, 160($sp) 362952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_rel_offset 5, 160 363952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko sw $a0, 156($sp) 364952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_rel_offset 4, 156 365952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko sw $v1, 152($sp) 366952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_rel_offset 3, 152 367952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko sw $v0, 148($sp) 368952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_rel_offset 2, 148 369952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko 370952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko // Set up $gp, clobbering $ra and using the branch delay slot for a useful instruction. 371952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko bal 1f 3722e42cf12e7bd62c5455a9c5ac0fc072de0f31884Goran Jakovljevic .set push 3732e42cf12e7bd62c5455a9c5ac0fc072de0f31884Goran Jakovljevic .set noat 374952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko sw $at, 144($sp) 375952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_rel_offset 1, 144 3762e42cf12e7bd62c5455a9c5ac0fc072de0f31884Goran Jakovljevic .set pop 377952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko1: 378952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cpload $ra 379952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko 380952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko SDu $f30, $f31, 136, $sp, $t1 381952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko SDu $f28, $f29, 128, $sp, $t1 382952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko SDu $f26, $f27, 120, $sp, $t1 383952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko SDu $f24, $f25, 112, $sp, $t1 384952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko SDu $f22, $f23, 104, $sp, $t1 385952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko SDu $f20, $f21, 96, $sp, $t1 386952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko SDu $f18, $f19, 88, $sp, $t1 387952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko SDu $f16, $f17, 80, $sp, $t1 388952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko SDu $f14, $f15, 72, $sp, $t1 389952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko SDu $f12, $f13, 64, $sp, $t1 390952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko SDu $f10, $f11, 56, $sp, $t1 391952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko SDu $f8, $f9, 48, $sp, $t1 392952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko SDu $f6, $f7, 40, $sp, $t1 393952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko SDu $f4, $f5, 32, $sp, $t1 394952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko SDu $f2, $f3, 24, $sp, $t1 395952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko SDu $f0, $f1, 16, $sp, $t1 396952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko 397952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko # 3 words padding and 1 word for holding Method* 398952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko 399952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lw $t0, %got(_ZN3art7Runtime9instance_E)($gp) 400952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lw $t0, 0($t0) 401fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko lw $t0, RUNTIME_SAVE_EVERYTHING_METHOD_OFFSET($t0) 402952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko sw $t0, 0($sp) # Place Method* at bottom of stack. 403952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko sw $sp, THREAD_TOP_QUICK_FRAME_OFFSET(rSELF) # Place sp in Thread::Current()->top_quick_frame. 404952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko addiu $sp, $sp, -ARG_SLOT_SIZE # reserve argument slots on the stack 405952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_adjust_cfa_offset ARG_SLOT_SIZE 406952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko.endm 407952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko 4083b7537bfc5a6b7ccb18b3970d8edf14b72464af7Vladimir Marko /* 4093b7537bfc5a6b7ccb18b3970d8edf14b72464af7Vladimir Marko * Macro that sets up the callee save frame to conform with 4103b7537bfc5a6b7ccb18b3970d8edf14b72464af7Vladimir Marko * Runtime::CreateCalleeSaveMethod(kSaveEverything). 4113b7537bfc5a6b7ccb18b3970d8edf14b72464af7Vladimir Marko * Callee-save: $at, $v0-$v1, $a0-$a3, $t0-$t7, $s0-$s7, $t8-$t9, $gp, $fp $ra, $f0-$f31; 4123b7537bfc5a6b7ccb18b3970d8edf14b72464af7Vladimir Marko * 28(GPR)+ 32(FPR) + 3 words for padding and 1 word for Method* 4133b7537bfc5a6b7ccb18b3970d8edf14b72464af7Vladimir Marko * Clobbers $t0 and $t1. 4143b7537bfc5a6b7ccb18b3970d8edf14b72464af7Vladimir Marko * Allocates ARG_SLOT_SIZE bytes at the bottom of the stack for arg slots. 4153b7537bfc5a6b7ccb18b3970d8edf14b72464af7Vladimir Marko * Reserves FRAME_SIZE_SAVE_EVERYTHING + ARG_SLOT_SIZE bytes on the stack. 4163b7537bfc5a6b7ccb18b3970d8edf14b72464af7Vladimir Marko * This macro sets up $gp; entrypoints using it should start with ENTRY_NO_GP. 4173b7537bfc5a6b7ccb18b3970d8edf14b72464af7Vladimir Marko */ 4183b7537bfc5a6b7ccb18b3970d8edf14b72464af7Vladimir Marko.macro SETUP_SAVE_EVERYTHING_FRAME 4193b7537bfc5a6b7ccb18b3970d8edf14b72464af7Vladimir Marko addiu $sp, $sp, -(FRAME_SIZE_SAVE_EVERYTHING) 4203b7537bfc5a6b7ccb18b3970d8edf14b72464af7Vladimir Marko .cfi_adjust_cfa_offset (FRAME_SIZE_SAVE_EVERYTHING) 4213b7537bfc5a6b7ccb18b3970d8edf14b72464af7Vladimir Marko SETUP_SAVE_EVERYTHING_FRAME_DECREMENTED_SP 4223b7537bfc5a6b7ccb18b3970d8edf14b72464af7Vladimir Marko.endm 4233b7537bfc5a6b7ccb18b3970d8edf14b72464af7Vladimir Marko 424fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko.macro RESTORE_SAVE_EVERYTHING_FRAME 425952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko addiu $sp, $sp, ARG_SLOT_SIZE # remove argument slots on the stack 426952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_adjust_cfa_offset -ARG_SLOT_SIZE 427952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko 428952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko LDu $f30, $f31, 136, $sp, $t1 429952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko LDu $f28, $f29, 128, $sp, $t1 430952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko LDu $f26, $f27, 120, $sp, $t1 431952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko LDu $f24, $f25, 112, $sp, $t1 432952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko LDu $f22, $f23, 104, $sp, $t1 433952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko LDu $f20, $f21, 96, $sp, $t1 434952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko LDu $f18, $f19, 88, $sp, $t1 435952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko LDu $f16, $f17, 80, $sp, $t1 436952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko LDu $f14, $f15, 72, $sp, $t1 437952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko LDu $f12, $f13, 64, $sp, $t1 438952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko LDu $f10, $f11, 56, $sp, $t1 439952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko LDu $f8, $f9, 48, $sp, $t1 440952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko LDu $f6, $f7, 40, $sp, $t1 441952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko LDu $f4, $f5, 32, $sp, $t1 442952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko LDu $f2, $f3, 24, $sp, $t1 443952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko LDu $f0, $f1, 16, $sp, $t1 444952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko 445952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lw $ra, 252($sp) 446952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_restore 31 447952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lw $fp, 248($sp) 448952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_restore 30 449952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lw $gp, 244($sp) 450952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_restore 28 451952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lw $t9, 240($sp) 452952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_restore 25 453952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lw $t8, 236($sp) 454952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_restore 24 455952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lw $s7, 232($sp) 456952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_restore 23 457952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lw $s6, 228($sp) 458952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_restore 22 459952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lw $s5, 224($sp) 460952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_restore 21 461952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lw $s4, 220($sp) 462952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_restore 20 463952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lw $s3, 216($sp) 464952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_restore 19 465952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lw $s2, 212($sp) 466952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_restore 18 467952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lw $s1, 208($sp) 468952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_restore 17 469952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lw $s0, 204($sp) 470952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_restore 16 471952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lw $t7, 200($sp) 472952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_restore 15 473952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lw $t6, 196($sp) 474952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_restore 14 475952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lw $t5, 192($sp) 476952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_restore 13 477952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lw $t4, 188($sp) 478952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_restore 12 479952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lw $t3, 184($sp) 480952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_restore 11 481952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lw $t2, 180($sp) 482952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_restore 10 483952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lw $t1, 176($sp) 484952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_restore 9 485952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lw $t0, 172($sp) 486952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_restore 8 487952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lw $a3, 168($sp) 488952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_restore 7 489952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lw $a2, 164($sp) 490952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_restore 6 491952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lw $a1, 160($sp) 492952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_restore 5 493952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lw $a0, 156($sp) 494952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_restore 4 495952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lw $v1, 152($sp) 496952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_restore 3 497952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lw $v0, 148($sp) 498952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_restore 2 4992e42cf12e7bd62c5455a9c5ac0fc072de0f31884Goran Jakovljevic .set push 5002e42cf12e7bd62c5455a9c5ac0fc072de0f31884Goran Jakovljevic .set noat 501952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lw $at, 144($sp) 502952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_restore 1 5032e42cf12e7bd62c5455a9c5ac0fc072de0f31884Goran Jakovljevic .set pop 504952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko 505952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko addiu $sp, $sp, 256 # pop frame 506952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko .cfi_adjust_cfa_offset -256 507952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko.endm 508952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko 509952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko /* 5105bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * Macro that set calls through to artDeliverPendingExceptionFromCode, where the pending 5115bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * exception is Thread::Current()->exception_ 5125bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee */ 5135bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee.macro DELIVER_PENDING_EXCEPTION 514fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko SETUP_SAVE_ALL_CALLEE_SAVES_FRAME # save callee saves for throw 5158161c0336b97e11e02c000af357f8f40de2e23e4jeffhao la $t9, artDeliverPendingExceptionFromCode 5168d36591d93920e7b7830c3ffee3759b561f5339eAndreas Gampe jalr $zero, $t9 # artDeliverPendingExceptionFromCode(Thread*) 5171d8cdbc5202378a5f1a4b3a1fba610675ed4dcd5Ian Rogers move $a0, rSELF # pass Thread::Current 5185bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee.endm 5195bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 5205bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee.macro RETURN_IF_NO_EXCEPTION 5217fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao lw $t0, THREAD_EXCEPTION_OFFSET(rSELF) # load Thread::Current()->exception_ 522fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko RESTORE_SAVE_REFS_ONLY_FRAME 5238161c0336b97e11e02c000af357f8f40de2e23e4jeffhao bnez $t0, 1f # success if no exception is pending 5245bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee nop 5258d36591d93920e7b7830c3ffee3759b561f5339eAndreas Gampe jalr $zero, $ra 5265bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee nop 5275bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee1: 5285bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee DELIVER_PENDING_EXCEPTION 5295bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee.endm 5305bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 5315bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee.macro RETURN_IF_ZERO 532fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko RESTORE_SAVE_REFS_ONLY_FRAME 5337fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao bnez $v0, 1f # success? 5345bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee nop 5358d36591d93920e7b7830c3ffee3759b561f5339eAndreas Gampe jalr $zero, $ra # return on success 5365bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee nop 5375bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee1: 5385bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee DELIVER_PENDING_EXCEPTION 5395bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee.endm 5405bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 5411cc7dbabd03e0a6c09d68161417a21bd6f9df371Andreas Gampe.macro RETURN_IF_RESULT_IS_NON_ZERO_OR_DELIVER 542fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko RESTORE_SAVE_REFS_ONLY_FRAME 5437fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao beqz $v0, 1f # success? 5445bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee nop 5458d36591d93920e7b7830c3ffee3759b561f5339eAndreas Gampe jalr $zero, $ra # return on success 5465bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee nop 5475bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee1: 5485bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee DELIVER_PENDING_EXCEPTION 5495bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee.endm 5505bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 5515bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee /* 5523bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic * On stack replacement stub. 5533bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic * On entry: 5543bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic * a0 = stack to copy 5553bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic * a1 = size of stack 5563bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic * a2 = pc to call 5573bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic * a3 = JValue* result 5583bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic * [sp + 16] = shorty 5593bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic * [sp + 20] = thread 5603bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic */ 5613bc13817a19e36f3833bb44624ef86800892eaadGoran JakovljevicENTRY art_quick_osr_stub 5623bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic // Save callee general purpose registers, RA and GP. 5633bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic addiu $sp, $sp, -48 5643bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic .cfi_adjust_cfa_offset 48 5653bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic sw $ra, 44($sp) 5663bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic .cfi_rel_offset 31, 44 5673bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic sw $s8, 40($sp) 5683bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic .cfi_rel_offset 30, 40 5693bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic sw $gp, 36($sp) 5703bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic .cfi_rel_offset 28, 36 5713bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic sw $s7, 32($sp) 5723bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic .cfi_rel_offset 23, 32 5733bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic sw $s6, 28($sp) 5743bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic .cfi_rel_offset 22, 28 5753bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic sw $s5, 24($sp) 5763bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic .cfi_rel_offset 21, 24 5773bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic sw $s4, 20($sp) 5783bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic .cfi_rel_offset 20, 20 5793bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic sw $s3, 16($sp) 5803bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic .cfi_rel_offset 19, 16 5813bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic sw $s2, 12($sp) 5823bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic .cfi_rel_offset 18, 12 5833bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic sw $s1, 8($sp) 5843bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic .cfi_rel_offset 17, 8 5853bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic sw $s0, 4($sp) 5863bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic .cfi_rel_offset 16, 4 5873bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic 5883bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic move $s8, $sp # Save the stack pointer 5893bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic move $s7, $a1 # Save size of stack 5903bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic move $s6, $a2 # Save the pc to call 5913bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic lw rSELF, 48+20($sp) # Save managed thread pointer into rSELF 5923bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic addiu $t0, $sp, -12 # Reserve space for stack pointer, 5933bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic # JValue* result, and ArtMethod* slot. 5943bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic srl $t0, $t0, 4 # Align stack pointer to 16 bytes 5953bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic sll $sp, $t0, 4 # Update stack pointer 5963bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic sw $s8, 4($sp) # Save old stack pointer 5973bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic sw $a3, 8($sp) # Save JValue* result 5983bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic sw $zero, 0($sp) # Store null for ArtMethod* at bottom of frame 5993bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic subu $sp, $a1 # Reserve space for callee stack 6003bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic move $a2, $a1 6013bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic move $a1, $a0 6023bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic move $a0, $sp 6033bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic la $t9, memcpy 6043bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic jalr $t9 # memcpy (dest a0, src a1, bytes a2) 6053bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic addiu $sp, $sp, -16 # make space for argument slots for memcpy 6063bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic bal .Losr_entry # Call the method 6073bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic addiu $sp, $sp, 16 # restore stack after memcpy 6083bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic lw $a2, 8($sp) # Restore JValue* result 6093bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic lw $sp, 4($sp) # Restore saved stack pointer 6103bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic lw $a0, 48+16($sp) # load shorty 6113bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic lbu $a0, 0($a0) # load return type 6123bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic li $a1, 'D' # put char 'D' into a1 6133bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic beq $a0, $a1, .Losr_fp_result # Test if result type char == 'D' 6143bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic li $a1, 'F' # put char 'F' into a1 6153bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic beq $a0, $a1, .Losr_fp_result # Test if result type char == 'F' 6163bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic nop 6173bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic sw $v0, 0($a2) 6183bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic b .Losr_exit 6193bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic sw $v1, 4($a2) # store v0/v1 into result 6203bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic.Losr_fp_result: 6213bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic SDu $f0, $f1, 0, $a2, $t0 # store f0/f1 into result 6223bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic.Losr_exit: 6233bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic lw $ra, 44($sp) 6243bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic .cfi_restore 31 6253bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic lw $s8, 40($sp) 6263bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic .cfi_restore 30 6273bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic lw $gp, 36($sp) 6283bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic .cfi_restore 28 6293bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic lw $s7, 32($sp) 6303bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic .cfi_restore 23 6313bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic lw $s6, 28($sp) 6323bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic .cfi_restore 22 6333bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic lw $s5, 24($sp) 6343bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic .cfi_restore 21 6353bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic lw $s4, 20($sp) 6363bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic .cfi_restore 20 6373bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic lw $s3, 16($sp) 6383bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic .cfi_restore 19 6393bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic lw $s2, 12($sp) 6403bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic .cfi_restore 18 6413bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic lw $s1, 8($sp) 6423bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic .cfi_restore 17 6433bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic lw $s0, 4($sp) 6443bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic .cfi_restore 16 6453bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic jalr $zero, $ra 6463bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic addiu $sp, $sp, 48 6473bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic .cfi_adjust_cfa_offset -48 6483bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic.Losr_entry: 6493bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic addiu $s7, $s7, -4 6503bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic addu $t0, $s7, $sp 6513bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic move $t9, $s6 6523bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic jalr $zero, $t9 6533bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic sw $ra, 0($t0) # Store RA per the compiler ABI 6543bc13817a19e36f3833bb44624ef86800892eaadGoran JakovljevicEND art_quick_osr_stub 6553bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic 6563bc13817a19e36f3833bb44624ef86800892eaadGoran Jakovljevic /* 6577fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao * On entry $a0 is uint32_t* gprs_ and $a1 is uint32_t* fprs_ 6585bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * FIXME: just guessing about the shape of the jmpbuf. Where will pc be? 6595bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee */ 660d4c3f7d4e850049b3c1019e451b18b05443b0f28Jeff HaoENTRY art_quick_do_long_jump 661e34652f15f32666323052a6718a63248244f1e66Duane Sand LDu $f0, $f1, 0*8, $a1, $t1 662e34652f15f32666323052a6718a63248244f1e66Duane Sand LDu $f2, $f3, 1*8, $a1, $t1 663e34652f15f32666323052a6718a63248244f1e66Duane Sand LDu $f4, $f5, 2*8, $a1, $t1 664e34652f15f32666323052a6718a63248244f1e66Duane Sand LDu $f6, $f7, 3*8, $a1, $t1 665e34652f15f32666323052a6718a63248244f1e66Duane Sand LDu $f8, $f9, 4*8, $a1, $t1 666e34652f15f32666323052a6718a63248244f1e66Duane Sand LDu $f10, $f11, 5*8, $a1, $t1 667e34652f15f32666323052a6718a63248244f1e66Duane Sand LDu $f12, $f13, 6*8, $a1, $t1 668e34652f15f32666323052a6718a63248244f1e66Duane Sand LDu $f14, $f15, 7*8, $a1, $t1 669e34652f15f32666323052a6718a63248244f1e66Duane Sand LDu $f16, $f17, 8*8, $a1, $t1 670e34652f15f32666323052a6718a63248244f1e66Duane Sand LDu $f18, $f19, 9*8, $a1, $t1 671e34652f15f32666323052a6718a63248244f1e66Duane Sand LDu $f20, $f21, 10*8, $a1, $t1 672e34652f15f32666323052a6718a63248244f1e66Duane Sand LDu $f22, $f23, 11*8, $a1, $t1 673e34652f15f32666323052a6718a63248244f1e66Duane Sand LDu $f24, $f25, 12*8, $a1, $t1 674e34652f15f32666323052a6718a63248244f1e66Duane Sand LDu $f26, $f27, 13*8, $a1, $t1 675e34652f15f32666323052a6718a63248244f1e66Duane Sand LDu $f28, $f29, 14*8, $a1, $t1 676e34652f15f32666323052a6718a63248244f1e66Duane Sand LDu $f30, $f31, 15*8, $a1, $t1 677e34652f15f32666323052a6718a63248244f1e66Duane Sand 678748dd957eecbce2f379a3182ce95c19be308a54eChris Dearman .set push 679748dd957eecbce2f379a3182ce95c19be308a54eChris Dearman .set nomacro 680748dd957eecbce2f379a3182ce95c19be308a54eChris Dearman .set noat 6817fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao lw $at, 4($a0) 682748dd957eecbce2f379a3182ce95c19be308a54eChris Dearman .set pop 6837fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao lw $v0, 8($a0) 6847fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao lw $v1, 12($a0) 6857fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao lw $a1, 20($a0) 6867fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao lw $a2, 24($a0) 6877fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao lw $a3, 28($a0) 6887fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao lw $t0, 32($a0) 6897fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao lw $t1, 36($a0) 6907fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao lw $t2, 40($a0) 6917fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao lw $t3, 44($a0) 6927fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao lw $t4, 48($a0) 6937fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao lw $t5, 52($a0) 6947fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao lw $t6, 56($a0) 6957fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao lw $t7, 60($a0) 6967fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao lw $s0, 64($a0) 6977fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao lw $s1, 68($a0) 6987fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao lw $s2, 72($a0) 6997fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao lw $s3, 76($a0) 7007fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao lw $s4, 80($a0) 7017fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao lw $s5, 84($a0) 7027fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao lw $s6, 88($a0) 7037fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao lw $s7, 92($a0) 7047fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao lw $t8, 96($a0) 7057fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao lw $t9, 100($a0) 7067fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao lw $gp, 112($a0) 7077fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao lw $sp, 116($a0) 7087fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao lw $fp, 120($a0) 7097fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao lw $ra, 124($a0) 7107fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao lw $a0, 16($a0) 711590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic move $v0, $zero # clear result registers v0 and v1 (in branch delay slot) 71275969963213c39a029e01c3b9440fb388d793afbGoran Jakovljevic jalr $zero, $t9 # do long jump 7137fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao move $v1, $zero 714d4c3f7d4e850049b3c1019e451b18b05443b0f28Jeff HaoEND art_quick_do_long_jump 7155bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 7165bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee /* 7175bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * Called by managed code, saves most registers (forms basis of long jump context) and passes 7185bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * the bottom of the stack. artDeliverExceptionFromCode will place the callee save Method* at 71984bc06e30ba12c3ff07e577c52b63b9df162af7eLazar Trsic * the bottom of the thread. On entry a0 holds Throwable* 7205bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee */ 721468532ea115657709bc32ee498e701a4c71762d4Ian RogersENTRY art_quick_deliver_exception 722fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko SETUP_SAVE_ALL_CALLEE_SAVES_FRAME 7238161c0336b97e11e02c000af357f8f40de2e23e4jeffhao la $t9, artDeliverExceptionFromCode 7248d36591d93920e7b7830c3ffee3759b561f5339eAndreas Gampe jalr $zero, $t9 # artDeliverExceptionFromCode(Throwable*, Thread*) 7251d8cdbc5202378a5f1a4b3a1fba610675ed4dcd5Ian Rogers move $a1, rSELF # pass Thread::Current 726468532ea115657709bc32ee498e701a4c71762d4Ian RogersEND art_quick_deliver_exception 7275bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 7285bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee /* 7295bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * Called by managed code to create and deliver a NullPointerException 7305bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee */ 731d4c3f7d4e850049b3c1019e451b18b05443b0f28Jeff Hao .extern artThrowNullPointerExceptionFromCode 732804b03ffb9b9dc6cc3153e004c2cd38667508b13Vladimir MarkoENTRY_NO_GP art_quick_throw_null_pointer_exception 733804b03ffb9b9dc6cc3153e004c2cd38667508b13Vladimir Marko // Note that setting up $gp does not rely on $t9 here, so branching here directly is OK, 734804b03ffb9b9dc6cc3153e004c2cd38667508b13Vladimir Marko // even after clobbering any registers we don't need to preserve, such as $gp or $t0. 735804b03ffb9b9dc6cc3153e004c2cd38667508b13Vladimir Marko SETUP_SAVE_EVERYTHING_FRAME 7368161c0336b97e11e02c000af357f8f40de2e23e4jeffhao la $t9, artThrowNullPointerExceptionFromCode 7378d36591d93920e7b7830c3ffee3759b561f5339eAndreas Gampe jalr $zero, $t9 # artThrowNullPointerExceptionFromCode(Thread*) 7381d8cdbc5202378a5f1a4b3a1fba610675ed4dcd5Ian Rogers move $a0, rSELF # pass Thread::Current 739468532ea115657709bc32ee498e701a4c71762d4Ian RogersEND art_quick_throw_null_pointer_exception 7405bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 741e8e1127da3f154fae8d2eb16a94203544a182159Nicolas Geoffray 742e8e1127da3f154fae8d2eb16a94203544a182159Nicolas Geoffray /* 743e8e1127da3f154fae8d2eb16a94203544a182159Nicolas Geoffray * Call installed by a signal handler to create and deliver a NullPointerException. 744e8e1127da3f154fae8d2eb16a94203544a182159Nicolas Geoffray */ 745e8e1127da3f154fae8d2eb16a94203544a182159Nicolas Geoffray .extern artThrowNullPointerExceptionFromSignal 7463b7537bfc5a6b7ccb18b3970d8edf14b72464af7Vladimir MarkoENTRY_NO_GP_CUSTOM_CFA art_quick_throw_null_pointer_exception_from_signal, FRAME_SIZE_SAVE_EVERYTHING 7473b7537bfc5a6b7ccb18b3970d8edf14b72464af7Vladimir Marko SETUP_SAVE_EVERYTHING_FRAME_DECREMENTED_SP 7483b7537bfc5a6b7ccb18b3970d8edf14b72464af7Vladimir Marko # Retrieve the fault address from the padding where the signal handler stores it. 7493b7537bfc5a6b7ccb18b3970d8edf14b72464af7Vladimir Marko lw $a0, (ARG_SLOT_SIZE + __SIZEOF_POINTER__)($sp) 750e8e1127da3f154fae8d2eb16a94203544a182159Nicolas Geoffray la $t9, artThrowNullPointerExceptionFromSignal 751e8e1127da3f154fae8d2eb16a94203544a182159Nicolas Geoffray jalr $zero, $t9 # artThrowNullPointerExceptionFromSignal(uintptr_t, Thread*) 752e8e1127da3f154fae8d2eb16a94203544a182159Nicolas Geoffray move $a1, rSELF # pass Thread::Current 753e8e1127da3f154fae8d2eb16a94203544a182159Nicolas GeoffrayEND art_quick_throw_null_pointer_exception_from_signal 754e8e1127da3f154fae8d2eb16a94203544a182159Nicolas Geoffray 7555bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee /* 7565bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * Called by managed code to create and deliver an ArithmeticException 7575bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee */ 758d4c3f7d4e850049b3c1019e451b18b05443b0f28Jeff Hao .extern artThrowDivZeroFromCode 759804b03ffb9b9dc6cc3153e004c2cd38667508b13Vladimir MarkoENTRY_NO_GP art_quick_throw_div_zero 760804b03ffb9b9dc6cc3153e004c2cd38667508b13Vladimir Marko SETUP_SAVE_EVERYTHING_FRAME 7618161c0336b97e11e02c000af357f8f40de2e23e4jeffhao la $t9, artThrowDivZeroFromCode 7628d36591d93920e7b7830c3ffee3759b561f5339eAndreas Gampe jalr $zero, $t9 # artThrowDivZeroFromCode(Thread*) 7631d8cdbc5202378a5f1a4b3a1fba610675ed4dcd5Ian Rogers move $a0, rSELF # pass Thread::Current 764468532ea115657709bc32ee498e701a4c71762d4Ian RogersEND art_quick_throw_div_zero 7655bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 7665bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee /* 7675bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * Called by managed code to create and deliver an ArrayIndexOutOfBoundsException 7685bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee */ 769d4c3f7d4e850049b3c1019e451b18b05443b0f28Jeff Hao .extern artThrowArrayBoundsFromCode 770804b03ffb9b9dc6cc3153e004c2cd38667508b13Vladimir MarkoENTRY_NO_GP art_quick_throw_array_bounds 771804b03ffb9b9dc6cc3153e004c2cd38667508b13Vladimir Marko // Note that setting up $gp does not rely on $t9 here, so branching here directly is OK, 772804b03ffb9b9dc6cc3153e004c2cd38667508b13Vladimir Marko // even after clobbering any registers we don't need to preserve, such as $gp or $t0. 773804b03ffb9b9dc6cc3153e004c2cd38667508b13Vladimir Marko SETUP_SAVE_EVERYTHING_FRAME 7748161c0336b97e11e02c000af357f8f40de2e23e4jeffhao la $t9, artThrowArrayBoundsFromCode 7758d36591d93920e7b7830c3ffee3759b561f5339eAndreas Gampe jalr $zero, $t9 # artThrowArrayBoundsFromCode(index, limit, Thread*) 7761d8cdbc5202378a5f1a4b3a1fba610675ed4dcd5Ian Rogers move $a2, rSELF # pass Thread::Current 777468532ea115657709bc32ee498e701a4c71762d4Ian RogersEND art_quick_throw_array_bounds 7785bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 77957b86d47b66322693a070185fadfb43cb9c12eabIan Rogers /* 78087f3fcbd0db352157fc59148e94647ef21b73bceVladimir Marko * Called by managed code to create and deliver a StringIndexOutOfBoundsException 78187f3fcbd0db352157fc59148e94647ef21b73bceVladimir Marko * as if thrown from a call to String.charAt(). 78287f3fcbd0db352157fc59148e94647ef21b73bceVladimir Marko */ 78387f3fcbd0db352157fc59148e94647ef21b73bceVladimir Marko .extern artThrowStringBoundsFromCode 784804b03ffb9b9dc6cc3153e004c2cd38667508b13Vladimir MarkoENTRY_NO_GP art_quick_throw_string_bounds 785804b03ffb9b9dc6cc3153e004c2cd38667508b13Vladimir Marko SETUP_SAVE_EVERYTHING_FRAME 78687f3fcbd0db352157fc59148e94647ef21b73bceVladimir Marko la $t9, artThrowStringBoundsFromCode 78787f3fcbd0db352157fc59148e94647ef21b73bceVladimir Marko jalr $zero, $t9 # artThrowStringBoundsFromCode(index, limit, Thread*) 78887f3fcbd0db352157fc59148e94647ef21b73bceVladimir Marko move $a2, rSELF # pass Thread::Current 78987f3fcbd0db352157fc59148e94647ef21b73bceVladimir MarkoEND art_quick_throw_string_bounds 79087f3fcbd0db352157fc59148e94647ef21b73bceVladimir Marko 79187f3fcbd0db352157fc59148e94647ef21b73bceVladimir Marko /* 79257b86d47b66322693a070185fadfb43cb9c12eabIan Rogers * Called by managed code to create and deliver a StackOverflowError. 79357b86d47b66322693a070185fadfb43cb9c12eabIan Rogers */ 794d4c3f7d4e850049b3c1019e451b18b05443b0f28Jeff Hao .extern artThrowStackOverflowFromCode 795468532ea115657709bc32ee498e701a4c71762d4Ian RogersENTRY art_quick_throw_stack_overflow 796fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko SETUP_SAVE_ALL_CALLEE_SAVES_FRAME 7978161c0336b97e11e02c000af357f8f40de2e23e4jeffhao la $t9, artThrowStackOverflowFromCode 7988d36591d93920e7b7830c3ffee3759b561f5339eAndreas Gampe jalr $zero, $t9 # artThrowStackOverflowFromCode(Thread*) 7991d8cdbc5202378a5f1a4b3a1fba610675ed4dcd5Ian Rogers move $a0, rSELF # pass Thread::Current 800468532ea115657709bc32ee498e701a4c71762d4Ian RogersEND art_quick_throw_stack_overflow 8015bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 80257b86d47b66322693a070185fadfb43cb9c12eabIan Rogers /* 8035bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * All generated callsites for interface invokes and invocation slow paths will load arguments 8047fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao * as usual - except instead of loading arg0/$a0 with the target Method*, arg0/$a0 will contain 8057ea6a170486d81b127e69673cd1020c4db628c93Nicolas Geoffray * the method_idx. This wrapper will save arg1-arg3, and call the appropriate C helper. 8067fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao * NOTE: "this" is first visable argument of the target, and so can be found in arg1/$a1. 8075bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * 8087fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao * The helper will attempt to locate the target and return a 64-bit result in $v0/$v1 consisting 8097fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao * of the target Method* in $v0 and method->code_ in $v1. 8105bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * 8112cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier * If unsuccessful, the helper will return null/null. There will be a pending exception in the 8125bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * thread and we branch to another stub to deliver it. 8135bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * 8145bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * On success this wrapper will restore arguments and *jump* to the target, leaving the lr 8155bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * pointing back to the original caller. 8165bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee */ 8173031c8da0c5009183f770b005c245f9bf2a4d01bAndreas Gampe.macro INVOKE_TRAMPOLINE_BODY cxx_name 8185bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee .extern \cxx_name 819fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko SETUP_SAVE_REFS_AND_ARGS_FRAME # save callee saves in case allocation triggers GC 8207ea6a170486d81b127e69673cd1020c4db628c93Nicolas Geoffray move $a2, rSELF # pass Thread::Current 821590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic la $t9, \cxx_name 822590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic jalr $t9 # (method_idx, this, Thread*, $sp) 8237ea6a170486d81b127e69673cd1020c4db628c93Nicolas Geoffray addiu $a3, $sp, ARG_SLOT_SIZE # pass $sp (remove arg slots) 8247ea6a170486d81b127e69673cd1020c4db628c93Nicolas Geoffray move $a0, $v0 # save target Method* 825fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko RESTORE_SAVE_REFS_AND_ARGS_FRAME 826fa147e22a73c6df166b08a2f71f9c9b52b09d17cjeffhao beqz $v0, 1f 8277ea6a170486d81b127e69673cd1020c4db628c93Nicolas Geoffray move $t9, $v1 # save $v0->code_ 8288d36591d93920e7b7830c3ffee3759b561f5339eAndreas Gampe jalr $zero, $t9 8295bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee nop 8305bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee1: 8315bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee DELIVER_PENDING_EXCEPTION 8323031c8da0c5009183f770b005c245f9bf2a4d01bAndreas Gampe.endm 8333031c8da0c5009183f770b005c245f9bf2a4d01bAndreas Gampe.macro INVOKE_TRAMPOLINE c_name, cxx_name 8343031c8da0c5009183f770b005c245f9bf2a4d01bAndreas GampeENTRY \c_name 8353031c8da0c5009183f770b005c245f9bf2a4d01bAndreas Gampe INVOKE_TRAMPOLINE_BODY \cxx_name 836d4c3f7d4e850049b3c1019e451b18b05443b0f28Jeff HaoEND \c_name 8375bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee.endm 8385bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 8398dbb708c7dc05c786329eb5c3fff3194ab6472acLogan ChienINVOKE_TRAMPOLINE art_quick_invoke_interface_trampoline_with_access_check, artInvokeInterfaceTrampolineWithAccessCheck 8405bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 8418dbb708c7dc05c786329eb5c3fff3194ab6472acLogan ChienINVOKE_TRAMPOLINE art_quick_invoke_static_trampoline_with_access_check, artInvokeStaticTrampolineWithAccessCheck 8428dbb708c7dc05c786329eb5c3fff3194ab6472acLogan ChienINVOKE_TRAMPOLINE art_quick_invoke_direct_trampoline_with_access_check, artInvokeDirectTrampolineWithAccessCheck 8438dbb708c7dc05c786329eb5c3fff3194ab6472acLogan ChienINVOKE_TRAMPOLINE art_quick_invoke_super_trampoline_with_access_check, artInvokeSuperTrampolineWithAccessCheck 8448dbb708c7dc05c786329eb5c3fff3194ab6472acLogan ChienINVOKE_TRAMPOLINE art_quick_invoke_virtual_trampoline_with_access_check, artInvokeVirtualTrampolineWithAccessCheck 8455bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 8461b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze// Each of the following macros expands into four instructions or 16 bytes. 8471b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze// They are used to build indexable "tables" of code. 8481b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze 8491b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze.macro LOAD_WORD_TO_REG reg, next_arg, index_reg, label 850ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic lw $\reg, -4($\next_arg) # next_arg points to argument after the current one (offset is 4) 851ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic b \label 8521b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $\index_reg, 16 8531b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze .balign 16 854ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic.endm 855ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic 8561b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze.macro LOAD_LONG_TO_REG reg1, reg2, next_arg, index_reg, next_index, label 857ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic lw $\reg1, -8($\next_arg) # next_arg points to argument after the current one (offset is 8) 858ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic lw $\reg2, -4($\next_arg) 859ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic b \label 8601b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze li $\index_reg, \next_index 8611b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze .balign 16 862ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic.endm 863ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic 8641b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze.macro LOAD_FLOAT_TO_REG reg, next_arg, index_reg, label 865ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic lwc1 $\reg, -4($\next_arg) # next_arg points to argument after the current one (offset is 4) 866ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic b \label 8671b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $\index_reg, 16 8681b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze .balign 16 869ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic.endm 870ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic 8711b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze#if defined(__mips_isa_rev) && __mips_isa_rev > 2 8721b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze// LDu expands into 3 instructions for 64-bit FPU, so index_reg cannot be updated here. 8731b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze.macro LOAD_DOUBLE_TO_REG reg1, reg2, next_arg, index_reg, tmp, label 8741b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze .set reorder # force use of the branch delay slot 875ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic LDu $\reg1, $\reg2, -8, $\next_arg, $\tmp # next_arg points to argument after the current one 876ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic # (offset is 8) 877ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic b \label 8781b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze .set noreorder 8791b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze .balign 16 8801b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze.endm 8811b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze#else 8821b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze// LDu expands into 2 instructions for 32-bit FPU, so index_reg is updated here. 8831b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze.macro LOAD_DOUBLE_TO_REG reg1, reg2, next_arg, index_reg, tmp, label 8841b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LDu $\reg1, $\reg2, -8, $\next_arg, $\tmp # next_arg points to argument after the current one 8851b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze # (offset is 8) 8861b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze b \label 8871b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $\index_reg, 16 8881b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze .balign 16 8891b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze.endm 8901b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze#endif 8911b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze 8921b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze.macro LOAD_END index_reg, next_index, label 8931b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze b \label 8941b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze li $\index_reg, \next_index 8951b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze .balign 16 896ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic.endm 897ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic 898590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic#define SPILL_SIZE 32 899590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic 90079fe539587d4c09244172d0168eeed0ec9770466Jeff Hao /* 901ef7d42fca18c16fbaf103822ad16f23246e2905dIan Rogers * Invocation stub for quick code. 9025d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao * On entry: 9035d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao * a0 = method pointer 9042cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier * a1 = argument array or null for no argument methods 9055d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao * a2 = size of argument array in bytes 9065d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao * a3 = (managed) thread pointer 9076474d190d5604898354ebf767f1944b6e3e9b445Jeff Hao * [sp + 16] = JValue* result 9080177e53ea521ad58b70c305700dab32f1ac773b7Ian Rogers * [sp + 20] = shorty 9095d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao */ 9105d9173014c1ca09f7249a6b07629aa37778b5f8fJeff HaoENTRY art_quick_invoke_stub 9115d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao sw $a0, 0($sp) # save out a0 912590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic addiu $sp, $sp, -SPILL_SIZE # spill s0, s1, fp, ra and gp 913590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic .cfi_adjust_cfa_offset SPILL_SIZE 914590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic sw $gp, 16($sp) 9155d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao sw $ra, 12($sp) 9165d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao .cfi_rel_offset 31, 12 9175d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao sw $fp, 8($sp) 9185d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao .cfi_rel_offset 30, 8 9195d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao sw $s1, 4($sp) 9205d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao .cfi_rel_offset 17, 4 9215d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao sw $s0, 0($sp) 9225d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao .cfi_rel_offset 16, 0 9235d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao move $fp, $sp # save sp in fp 9245d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao .cfi_def_cfa_register 30 9255d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao move $s1, $a3 # move managed thread pointer into s1 9265d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao addiu $s0, $zero, SUSPEND_CHECK_INTERVAL # reset s0 to suspend check interval 927ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic addiu $t0, $a2, 4 # create space for ArtMethod* in frame. 928735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung subu $t0, $sp, $t0 # reserve & align *stack* to 16 bytes: 929ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic srl $t0, $t0, 4 # native calling convention only aligns to 8B, 930ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic sll $sp, $t0, 4 # so we have to ensure ART 16B alignment ourselves. 931ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic addiu $a0, $sp, 4 # pass stack pointer + ArtMethod* as dest for memcpy 932590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic la $t9, memcpy 933590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic jalr $t9 # (dest, src, bytes) 9345d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao addiu $sp, $sp, -16 # make space for argument slots for memcpy 9355d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao addiu $sp, $sp, 16 # restore stack after memcpy 936590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic lw $gp, 16($fp) # restore $gp 937590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic lw $a0, SPILL_SIZE($fp) # restore ArtMethod* 938ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic lw $a1, 4($sp) # a1 = this* 9391b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $t8, $sp, 8 # t8 = pointer to the current argument (skip ArtMethod* and this*) 9401b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze li $t6, 0 # t6 = gpr_index = 0 (corresponds to A2; A0 and A1 are skipped) 9411b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze li $t7, 0 # t7 = fp_index = 0 9421b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lw $t9, 20 + SPILL_SIZE($fp) # get shorty (20 is offset from the $sp on entry + SPILL_SIZE 943590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic # as the $fp is SPILL_SIZE bytes below the $sp on entry) 9441b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $t9, 1 # t9 = shorty + 1 (skip 1 for return type) 9451b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze 9461b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze // Load the base addresses of tabInt ... tabDouble. 9471b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze // We will use the register indices (gpr_index, fp_index) to branch. 9481b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze // Note that the indices are scaled by 16, so they can be added to the bases directly. 9491b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze#if defined(__mips_isa_rev) && __mips_isa_rev >= 6 9501b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lapc $t2, tabInt 9511b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lapc $t3, tabLong 9521b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lapc $t4, tabSingle 9531b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lapc $t5, tabDouble 9541b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze#else 9551b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze bltzal $zero, tabBase # nal 9561b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $t2, $ra, %lo(tabInt - tabBase) 9571b8464d17c2266763714ae18be7c4dc26e28bf61Alexey FrunzetabBase: 9581b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $t3, $ra, %lo(tabLong - tabBase) 9591b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $t4, $ra, %lo(tabSingle - tabBase) 9601b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $t5, $ra, %lo(tabDouble - tabBase) 9611b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze#endif 9621b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze 963ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevicloop: 9641b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lbu $ra, 0($t9) # ra = shorty[i] 9651b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze beqz $ra, loopEnd # finish getting args when shorty[i] == '\0' 9661b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $t9, 1 9671b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze 9681b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $ra, -'J' 9691b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze beqz $ra, isLong # branch if result type char == 'J' 9701b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $ra, 'J' - 'D' 9711b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze beqz $ra, isDouble # branch if result type char == 'D' 9721b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $ra, 'D' - 'F' 9731b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze beqz $ra, isSingle # branch if result type char == 'F' 9741b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze 9751b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addu $ra, $t2, $t6 9761b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze jalr $zero, $ra 9771b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $t8, 4 # next_arg = curr_arg + 4 978ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic 979ff73498a5539d87424a964265e43765e788aec44Goran JakovljevicisLong: 9801b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addu $ra, $t3, $t6 9811b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze jalr $zero, $ra 9821b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $t8, 8 # next_arg = curr_arg + 8 983ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic 984ff73498a5539d87424a964265e43765e788aec44Goran JakovljevicisSingle: 9851b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addu $ra, $t4, $t7 9861b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze jalr $zero, $ra 9871b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $t8, 4 # next_arg = curr_arg + 4 9881b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze 9891b8464d17c2266763714ae18be7c4dc26e28bf61Alexey FrunzeisDouble: 9901b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addu $ra, $t5, $t7 9911b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze#if defined(__mips_isa_rev) && __mips_isa_rev > 2 9921b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $t7, 16 # fp_index += 16 didn't fit into LOAD_DOUBLE_TO_REG 9931b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze#endif 9941b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze jalr $zero, $ra 9951b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $t8, 8 # next_arg = curr_arg + 8 996ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic 997ff73498a5539d87424a964265e43765e788aec44Goran JakovljevicloopEnd: 998e401d146407d61eeb99f8d6176b2ac13c4df1e33Mathieu Chartier lw $t9, ART_METHOD_QUICK_CODE_OFFSET_32($a0) # get pointer to the code 9995d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao jalr $t9 # call the method 1000ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic sw $zero, 0($sp) # store null for ArtMethod* at bottom of frame 10015d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao move $sp, $fp # restore the stack 10025d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao lw $s0, 0($sp) 1003bbb32c277b800a8ee378c16a3645ab6d4d19aef1Dave Allison .cfi_restore 16 10045d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao lw $s1, 4($sp) 1005bbb32c277b800a8ee378c16a3645ab6d4d19aef1Dave Allison .cfi_restore 17 10065d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao lw $fp, 8($sp) 1007bbb32c277b800a8ee378c16a3645ab6d4d19aef1Dave Allison .cfi_restore 30 10085d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao lw $ra, 12($sp) 1009bbb32c277b800a8ee378c16a3645ab6d4d19aef1Dave Allison .cfi_restore 31 1010590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic addiu $sp, $sp, SPILL_SIZE 1011590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic .cfi_adjust_cfa_offset -SPILL_SIZE 10125d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao lw $t0, 16($sp) # get result pointer 10130177e53ea521ad58b70c305700dab32f1ac773b7Ian Rogers lw $t1, 20($sp) # get shorty 10140177e53ea521ad58b70c305700dab32f1ac773b7Ian Rogers lb $t1, 0($t1) # get result type char 1015ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic li $t2, 'D' # put char 'D' into t2 1016ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic beq $t1, $t2, 5f # branch if result type char == 'D' 1017ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic li $t3, 'F' # put char 'F' into t3 1018ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic beq $t1, $t3, 5f # branch if result type char == 'F' 10195d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao sw $v0, 0($t0) # store the result 10208d36591d93920e7b7830c3ffee3759b561f5339eAndreas Gampe jalr $zero, $ra 10215d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao sw $v1, 4($t0) # store the other half of the result 1022ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic5: 1023e34652f15f32666323052a6718a63248244f1e66Duane Sand SDu $f0, $f1, 0, $t0, $t1 # store floating point result 10248d36591d93920e7b7830c3ffee3759b561f5339eAndreas Gampe jalr $zero, $ra 1025e34652f15f32666323052a6718a63248244f1e66Duane Sand nop 10261b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze 10271b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze // Note that gpr_index is kept within the range of tabInt and tabLong 10281b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze // and fp_index is kept within the range of tabSingle and tabDouble. 10291b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze .balign 16 10301b8464d17c2266763714ae18be7c4dc26e28bf61Alexey FrunzetabInt: 10311b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_WORD_TO_REG a2, t8, t6, loop # a2 = current argument, gpr_index += 16 10321b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_WORD_TO_REG a3, t8, t6, loop # a3 = current argument, gpr_index += 16 10331b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_WORD_TO_REG t0, t8, t6, loop # t0 = current argument, gpr_index += 16 10341b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_WORD_TO_REG t1, t8, t6, loop # t1 = current argument, gpr_index += 16 10351b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_END t6, 4*16, loop # no more GPR args, gpr_index = 4*16 10361b8464d17c2266763714ae18be7c4dc26e28bf61Alexey FrunzetabLong: 10371b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_LONG_TO_REG a2, a3, t8, t6, 2*16, loop # a2_a3 = curr_arg, gpr_index = 2*16 10381b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_LONG_TO_REG t0, t1, t8, t6, 4*16, loop # t0_t1 = curr_arg, gpr_index = 4*16 10391b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_LONG_TO_REG t0, t1, t8, t6, 4*16, loop # t0_t1 = curr_arg, gpr_index = 4*16 10401b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_END t6, 4*16, loop # no more GPR args, gpr_index = 4*16 10411b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_END t6, 4*16, loop # no more GPR args, gpr_index = 4*16 10421b8464d17c2266763714ae18be7c4dc26e28bf61Alexey FrunzetabSingle: 10431b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_FLOAT_TO_REG f8, t8, t7, loop # f8 = curr_arg, fp_index += 16 10441b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_FLOAT_TO_REG f10, t8, t7, loop # f10 = curr_arg, fp_index += 16 10451b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_FLOAT_TO_REG f12, t8, t7, loop # f12 = curr_arg, fp_index += 16 10461b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_FLOAT_TO_REG f14, t8, t7, loop # f14 = curr_arg, fp_index += 16 10471b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_FLOAT_TO_REG f16, t8, t7, loop # f16 = curr_arg, fp_index += 16 10481b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_FLOAT_TO_REG f18, t8, t7, loop # f18 = curr_arg, fp_index += 16 10491b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_END t7, 6*16, loop # no more FPR args, fp_index = 6*16 10501b8464d17c2266763714ae18be7c4dc26e28bf61Alexey FrunzetabDouble: 10511b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_DOUBLE_TO_REG f8, f9, t8, t7, ra, loop # f8_f9 = curr_arg; if FPU32, fp_index += 16 10521b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_DOUBLE_TO_REG f10, f11, t8, t7, ra, loop # f10_f11 = curr_arg; if FPU32, fp_index += 16 10531b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_DOUBLE_TO_REG f12, f13, t8, t7, ra, loop # f12_f13 = curr_arg; if FPU32, fp_index += 16 10541b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_DOUBLE_TO_REG f14, f15, t8, t7, ra, loop # f14_f15 = curr_arg; if FPU32, fp_index += 16 10551b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_DOUBLE_TO_REG f16, f17, t8, t7, ra, loop # f16_f17 = curr_arg; if FPU32, fp_index += 16 10561b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_DOUBLE_TO_REG f18, f19, t8, t7, ra, loop # f18_f19 = curr_arg; if FPU32, fp_index += 16 10571b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_END t7, 6*16, loop # no more FPR args, fp_index = 6*16 10585d9173014c1ca09f7249a6b07629aa37778b5f8fJeff HaoEND art_quick_invoke_stub 10595d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao 10605d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao /* 1061ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic * Invocation static stub for quick code. 1062ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic * On entry: 1063ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic * a0 = method pointer 1064ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic * a1 = argument array or null for no argument methods 1065ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic * a2 = size of argument array in bytes 1066ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic * a3 = (managed) thread pointer 1067ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic * [sp + 16] = JValue* result 1068ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic * [sp + 20] = shorty 1069ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic */ 1070ff73498a5539d87424a964265e43765e788aec44Goran JakovljevicENTRY art_quick_invoke_static_stub 1071ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic sw $a0, 0($sp) # save out a0 1072590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic addiu $sp, $sp, -SPILL_SIZE # spill s0, s1, fp, ra and gp 1073590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic .cfi_adjust_cfa_offset SPILL_SIZE 1074590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic sw $gp, 16($sp) 1075ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic sw $ra, 12($sp) 1076ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic .cfi_rel_offset 31, 12 1077ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic sw $fp, 8($sp) 1078ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic .cfi_rel_offset 30, 8 1079ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic sw $s1, 4($sp) 1080ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic .cfi_rel_offset 17, 4 1081ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic sw $s0, 0($sp) 1082ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic .cfi_rel_offset 16, 0 1083ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic move $fp, $sp # save sp in fp 1084ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic .cfi_def_cfa_register 30 1085ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic move $s1, $a3 # move managed thread pointer into s1 1086ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic addiu $s0, $zero, SUSPEND_CHECK_INTERVAL # reset s0 to suspend check interval 1087ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic addiu $t0, $a2, 4 # create space for ArtMethod* in frame. 1088ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic subu $t0, $sp, $t0 # reserve & align *stack* to 16 bytes: 1089ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic srl $t0, $t0, 4 # native calling convention only aligns to 8B, 1090ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic sll $sp, $t0, 4 # so we have to ensure ART 16B alignment ourselves. 1091ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic addiu $a0, $sp, 4 # pass stack pointer + ArtMethod* as dest for memcpy 1092590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic la $t9, memcpy 1093590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic jalr $t9 # (dest, src, bytes) 1094ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic addiu $sp, $sp, -16 # make space for argument slots for memcpy 1095ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic addiu $sp, $sp, 16 # restore stack after memcpy 1096590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic lw $gp, 16($fp) # restore $gp 1097590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic lw $a0, SPILL_SIZE($fp) # restore ArtMethod* 10981b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $t8, $sp, 4 # t8 = pointer to the current argument (skip ArtMethod*) 10991b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze li $t6, 0 # t6 = gpr_index = 0 (corresponds to A1; A0 is skipped) 11001b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze li $t7, 0 # t7 = fp_index = 0 11011b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lw $t9, 20 + SPILL_SIZE($fp) # get shorty (20 is offset from the $sp on entry + SPILL_SIZE 1102590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic # as the $fp is SPILL_SIZE bytes below the $sp on entry) 11031b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $t9, 1 # t9 = shorty + 1 (skip 1 for return type) 11041b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze 11051b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze // Load the base addresses of tabIntS ... tabDoubleS. 11061b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze // We will use the register indices (gpr_index, fp_index) to branch. 11071b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze // Note that the indices are scaled by 16, so they can be added to the bases directly. 11081b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze#if defined(__mips_isa_rev) && __mips_isa_rev >= 6 11091b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lapc $t2, tabIntS 11101b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lapc $t3, tabLongS 11111b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lapc $t4, tabSingleS 11121b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lapc $t5, tabDoubleS 11131b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze#else 11141b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze bltzal $zero, tabBaseS # nal 11151b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $t2, $ra, %lo(tabIntS - tabBaseS) 11161b8464d17c2266763714ae18be7c4dc26e28bf61Alexey FrunzetabBaseS: 11171b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $t3, $ra, %lo(tabLongS - tabBaseS) 11181b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $t4, $ra, %lo(tabSingleS - tabBaseS) 11191b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $t5, $ra, %lo(tabDoubleS - tabBaseS) 11201b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze#endif 11211b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze 1122ff73498a5539d87424a964265e43765e788aec44Goran JakovljevicloopS: 11231b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lbu $ra, 0($t9) # ra = shorty[i] 11241b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze beqz $ra, loopEndS # finish getting args when shorty[i] == '\0' 11251b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $t9, 1 11261b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze 11271b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $ra, -'J' 11281b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze beqz $ra, isLongS # branch if result type char == 'J' 11291b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $ra, 'J' - 'D' 11301b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze beqz $ra, isDoubleS # branch if result type char == 'D' 11311b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $ra, 'D' - 'F' 11321b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze beqz $ra, isSingleS # branch if result type char == 'F' 11331b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze 11341b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addu $ra, $t2, $t6 11351b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze jalr $zero, $ra 11361b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $t8, 4 # next_arg = curr_arg + 4 1137ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic 1138ff73498a5539d87424a964265e43765e788aec44Goran JakovljevicisLongS: 11391b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addu $ra, $t3, $t6 11401b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze jalr $zero, $ra 11411b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $t8, 8 # next_arg = curr_arg + 8 1142ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic 1143ff73498a5539d87424a964265e43765e788aec44Goran JakovljevicisSingleS: 11441b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addu $ra, $t4, $t7 11451b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze jalr $zero, $ra 11461b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $t8, 4 # next_arg = curr_arg + 4 11471b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze 11481b8464d17c2266763714ae18be7c4dc26e28bf61Alexey FrunzeisDoubleS: 11491b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addu $ra, $t5, $t7 11501b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze#if defined(__mips_isa_rev) && __mips_isa_rev > 2 11511b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $t7, 16 # fp_index += 16 didn't fit into LOAD_DOUBLE_TO_REG 11521b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze#endif 11531b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze jalr $zero, $ra 11541b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addiu $t8, 8 # next_arg = curr_arg + 8 1155ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic 1156ff73498a5539d87424a964265e43765e788aec44Goran JakovljevicloopEndS: 1157ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic lw $t9, ART_METHOD_QUICK_CODE_OFFSET_32($a0) # get pointer to the code 1158ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic jalr $t9 # call the method 1159ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic sw $zero, 0($sp) # store null for ArtMethod* at bottom of frame 1160ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic move $sp, $fp # restore the stack 1161ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic lw $s0, 0($sp) 1162ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic .cfi_restore 16 1163ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic lw $s1, 4($sp) 1164ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic .cfi_restore 17 1165ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic lw $fp, 8($sp) 1166ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic .cfi_restore 30 1167ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic lw $ra, 12($sp) 1168ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic .cfi_restore 31 1169590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic addiu $sp, $sp, SPILL_SIZE 1170590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic .cfi_adjust_cfa_offset -SPILL_SIZE 1171ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic lw $t0, 16($sp) # get result pointer 1172ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic lw $t1, 20($sp) # get shorty 1173ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic lb $t1, 0($t1) # get result type char 1174ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic li $t2, 'D' # put char 'D' into t2 1175ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic beq $t1, $t2, 6f # branch if result type char == 'D' 1176ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic li $t3, 'F' # put char 'F' into t3 1177ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic beq $t1, $t3, 6f # branch if result type char == 'F' 1178ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic sw $v0, 0($t0) # store the result 1179ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic jalr $zero, $ra 1180ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic sw $v1, 4($t0) # store the other half of the result 1181ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic6: 1182ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic SDu $f0, $f1, 0, $t0, $t1 # store floating point result 1183ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic jalr $zero, $ra 1184ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic nop 11851b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze 11861b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze // Note that gpr_index is kept within the range of tabIntS and tabLongS 11871b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze // and fp_index is kept within the range of tabSingleS and tabDoubleS. 11881b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze .balign 16 11891b8464d17c2266763714ae18be7c4dc26e28bf61Alexey FrunzetabIntS: 11901b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_WORD_TO_REG a1, t8, t6, loopS # a1 = current argument, gpr_index += 16 11911b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_WORD_TO_REG a2, t8, t6, loopS # a2 = current argument, gpr_index += 16 11921b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_WORD_TO_REG a3, t8, t6, loopS # a3 = current argument, gpr_index += 16 11931b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_WORD_TO_REG t0, t8, t6, loopS # t0 = current argument, gpr_index += 16 11941b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_WORD_TO_REG t1, t8, t6, loopS # t1 = current argument, gpr_index += 16 11951b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_END t6, 5*16, loopS # no more GPR args, gpr_index = 5*16 11961b8464d17c2266763714ae18be7c4dc26e28bf61Alexey FrunzetabLongS: 11971b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_LONG_TO_REG a2, a3, t8, t6, 3*16, loopS # a2_a3 = curr_arg, gpr_index = 3*16 11981b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_LONG_TO_REG a2, a3, t8, t6, 3*16, loopS # a2_a3 = curr_arg, gpr_index = 3*16 11991b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_LONG_TO_REG t0, t1, t8, t6, 5*16, loopS # t0_t1 = curr_arg, gpr_index = 5*16 12001b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_LONG_TO_REG t0, t1, t8, t6, 5*16, loopS # t0_t1 = curr_arg, gpr_index = 5*16 12011b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_END t6, 5*16, loopS # no more GPR args, gpr_index = 5*16 12021b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_END t6, 5*16, loopS # no more GPR args, gpr_index = 5*16 12031b8464d17c2266763714ae18be7c4dc26e28bf61Alexey FrunzetabSingleS: 12041b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_FLOAT_TO_REG f8, t8, t7, loopS # f8 = curr_arg, fp_index += 16 12051b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_FLOAT_TO_REG f10, t8, t7, loopS # f10 = curr_arg, fp_index += 16 12061b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_FLOAT_TO_REG f12, t8, t7, loopS # f12 = curr_arg, fp_index += 16 12071b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_FLOAT_TO_REG f14, t8, t7, loopS # f14 = curr_arg, fp_index += 16 12081b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_FLOAT_TO_REG f16, t8, t7, loopS # f16 = curr_arg, fp_index += 16 12091b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_FLOAT_TO_REG f18, t8, t7, loopS # f18 = curr_arg, fp_index += 16 12101b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_END t7, 6*16, loopS # no more FPR args, fp_index = 6*16 12111b8464d17c2266763714ae18be7c4dc26e28bf61Alexey FrunzetabDoubleS: 12121b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_DOUBLE_TO_REG f8, f9, t8, t7, ra, loopS # f8_f9 = curr_arg; if FPU32, fp_index += 16 12131b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_DOUBLE_TO_REG f10, f11, t8, t7, ra, loopS # f10_f11 = curr_arg; if FPU32, fp_index += 16 12141b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_DOUBLE_TO_REG f12, f13, t8, t7, ra, loopS # f12_f13 = curr_arg; if FPU32, fp_index += 16 12151b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_DOUBLE_TO_REG f14, f15, t8, t7, ra, loopS # f14_f15 = curr_arg; if FPU32, fp_index += 16 12161b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_DOUBLE_TO_REG f16, f17, t8, t7, ra, loopS # f16_f17 = curr_arg; if FPU32, fp_index += 16 12171b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_DOUBLE_TO_REG f18, f19, t8, t7, ra, loopS # f18_f19 = curr_arg; if FPU32, fp_index += 16 12181b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze LOAD_END t7, 6*16, loopS # no more FPR args, fp_index = 6*16 1219ff73498a5539d87424a964265e43765e788aec44Goran JakovljevicEND art_quick_invoke_static_stub 1220ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic 1221590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic#undef SPILL_SIZE 1222590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic 1223ff73498a5539d87424a964265e43765e788aec44Goran Jakovljevic /* 12245bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * Entry from managed code that calls artHandleFillArrayDataFromCode and delivers exception on 12255bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * failure. 12265bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee */ 1227d4c3f7d4e850049b3c1019e451b18b05443b0f28Jeff Hao .extern artHandleFillArrayDataFromCode 1228468532ea115657709bc32ee498e701a4c71762d4Ian RogersENTRY art_quick_handle_fill_data 1229fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko lw $a2, 0($sp) # pass referrer's Method* 1230fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko SETUP_SAVE_REFS_ONLY_FRAME # save callee saves in case exception allocation triggers GC 1231590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic la $t9, artHandleFillArrayDataFromCode 1232fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko jalr $t9 # (payload offset, Array*, method, Thread*) 1233fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko move $a3, rSELF # pass Thread::Current 1234fc6a30e2fa8f0d44e6c95bbeb5deca4b499f67cejeffhao RETURN_IF_ZERO 1235468532ea115657709bc32ee498e701a4c71762d4Ian RogersEND art_quick_handle_fill_data 12365bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 12375bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee /* 123857b86d47b66322693a070185fadfb43cb9c12eabIan Rogers * Entry from managed code that calls artLockObjectFromCode, may block for GC. 12395bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee */ 1240d4c3f7d4e850049b3c1019e451b18b05443b0f28Jeff Hao .extern artLockObjectFromCode 1241468532ea115657709bc32ee498e701a4c71762d4Ian RogersENTRY art_quick_lock_object 1242804b03ffb9b9dc6cc3153e004c2cd38667508b13Vladimir Marko beqz $a0, art_quick_throw_null_pointer_exception 1243a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers nop 1244fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko SETUP_SAVE_REFS_ONLY_FRAME # save callee saves in case we block 1245590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic la $t9, artLockObjectFromCode 1246590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic jalr $t9 # (Object* obj, Thread*) 12477fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao move $a1, rSELF # pass Thread::Current 12486bcd163d322b867578fbcfe60e4e3b247c42974bIan Rogers RETURN_IF_ZERO 1249468532ea115657709bc32ee498e701a4c71762d4Ian RogersEND art_quick_lock_object 12505bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 1251c7ed09bd5d6f2c7af3bcba1c39b3f9185af68796Andreas GampeENTRY art_quick_lock_object_no_inline 1252804b03ffb9b9dc6cc3153e004c2cd38667508b13Vladimir Marko beqz $a0, art_quick_throw_null_pointer_exception 1253c7ed09bd5d6f2c7af3bcba1c39b3f9185af68796Andreas Gampe nop 1254fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko SETUP_SAVE_REFS_ONLY_FRAME # save callee saves in case we block 1255c7ed09bd5d6f2c7af3bcba1c39b3f9185af68796Andreas Gampe la $t9, artLockObjectFromCode 1256c7ed09bd5d6f2c7af3bcba1c39b3f9185af68796Andreas Gampe jalr $t9 # (Object* obj, Thread*) 1257c7ed09bd5d6f2c7af3bcba1c39b3f9185af68796Andreas Gampe move $a1, rSELF # pass Thread::Current 1258c7ed09bd5d6f2c7af3bcba1c39b3f9185af68796Andreas Gampe RETURN_IF_ZERO 1259c7ed09bd5d6f2c7af3bcba1c39b3f9185af68796Andreas GampeEND art_quick_lock_object_no_inline 1260c7ed09bd5d6f2c7af3bcba1c39b3f9185af68796Andreas Gampe 12615bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee /* 12625bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * Entry from managed code that calls artUnlockObjectFromCode and delivers exception on failure. 12635bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee */ 1264d4c3f7d4e850049b3c1019e451b18b05443b0f28Jeff Hao .extern artUnlockObjectFromCode 1265468532ea115657709bc32ee498e701a4c71762d4Ian RogersENTRY art_quick_unlock_object 1266804b03ffb9b9dc6cc3153e004c2cd38667508b13Vladimir Marko beqz $a0, art_quick_throw_null_pointer_exception 1267a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers nop 1268fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko SETUP_SAVE_REFS_ONLY_FRAME # save callee saves in case exception allocation triggers GC 1269590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic la $t9, artUnlockObjectFromCode 1270590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic jalr $t9 # (Object* obj, Thread*) 12717fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao move $a1, rSELF # pass Thread::Current 12725bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee RETURN_IF_ZERO 1273468532ea115657709bc32ee498e701a4c71762d4Ian RogersEND art_quick_unlock_object 12745bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 1275c7ed09bd5d6f2c7af3bcba1c39b3f9185af68796Andreas GampeENTRY art_quick_unlock_object_no_inline 1276804b03ffb9b9dc6cc3153e004c2cd38667508b13Vladimir Marko beqz $a0, art_quick_throw_null_pointer_exception 1277c7ed09bd5d6f2c7af3bcba1c39b3f9185af68796Andreas Gampe nop 1278fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko SETUP_SAVE_REFS_ONLY_FRAME # save callee saves in case exception allocation triggers GC 1279c7ed09bd5d6f2c7af3bcba1c39b3f9185af68796Andreas Gampe la $t9, artUnlockObjectFromCode 1280c7ed09bd5d6f2c7af3bcba1c39b3f9185af68796Andreas Gampe jalr $t9 # (Object* obj, Thread*) 1281c7ed09bd5d6f2c7af3bcba1c39b3f9185af68796Andreas Gampe move $a1, rSELF # pass Thread::Current 1282c7ed09bd5d6f2c7af3bcba1c39b3f9185af68796Andreas Gampe RETURN_IF_ZERO 1283c7ed09bd5d6f2c7af3bcba1c39b3f9185af68796Andreas GampeEND art_quick_unlock_object_no_inline 1284c7ed09bd5d6f2c7af3bcba1c39b3f9185af68796Andreas Gampe 12855bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee /* 1286b99f4d6463e7cb5654af3893ed7b3113665df658Mathieu Chartier * Entry from managed code that calls artInstanceOfFromCode and delivers exception on failure. 12875bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee */ 1288b99f4d6463e7cb5654af3893ed7b3113665df658Mathieu Chartier .extern artInstanceOfFromCode 1289b99f4d6463e7cb5654af3893ed7b3113665df658Mathieu Chartier .extern artThrowClassCastExceptionForObject 1290b99f4d6463e7cb5654af3893ed7b3113665df658Mathieu ChartierENTRY art_quick_check_instance_of 1291590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic addiu $sp, $sp, -32 1292590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic .cfi_adjust_cfa_offset 32 1293590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic sw $gp, 16($sp) 1294a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers sw $ra, 12($sp) 1295a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers .cfi_rel_offset 31, 12 1296a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers sw $t9, 8($sp) 1297a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers sw $a1, 4($sp) 1298a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers sw $a0, 0($sp) 1299b99f4d6463e7cb5654af3893ed7b3113665df658Mathieu Chartier la $t9, artInstanceOfFromCode 1300590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic jalr $t9 1301735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung addiu $sp, $sp, -16 # reserve argument slots on the stack 1302735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung addiu $sp, $sp, 16 1303590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic lw $gp, 16($sp) 130486bcdc251f5ae22fcedd18c096ea538b7dbfa8cbIan Rogers beqz $v0, .Lthrow_class_cast_exception 1305a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers lw $ra, 12($sp) 13068d36591d93920e7b7830c3ffee3759b561f5339eAndreas Gampe jalr $zero, $ra 1307590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic addiu $sp, $sp, 32 1308590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic .cfi_adjust_cfa_offset -32 130986bcdc251f5ae22fcedd18c096ea538b7dbfa8cbIan Rogers.Lthrow_class_cast_exception: 1310a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers lw $t9, 8($sp) 1311a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers lw $a1, 4($sp) 1312a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers lw $a0, 0($sp) 1313590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic addiu $sp, $sp, 32 1314590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic .cfi_adjust_cfa_offset -32 1315fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko SETUP_SAVE_ALL_CALLEE_SAVES_FRAME 1316b99f4d6463e7cb5654af3893ed7b3113665df658Mathieu Chartier la $t9, artThrowClassCastExceptionForObject 1317b99f4d6463e7cb5654af3893ed7b3113665df658Mathieu Chartier jalr $zero, $t9 # artThrowClassCastException (Object*, Class*, Thread*) 13181d8cdbc5202378a5f1a4b3a1fba610675ed4dcd5Ian Rogers move $a2, rSELF # pass Thread::Current 1319b99f4d6463e7cb5654af3893ed7b3113665df658Mathieu ChartierEND art_quick_check_instance_of 13205bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 13215bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee /* 13221aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao * Restore rReg's value from offset($sp) if rReg is not the same as rExclude. 13231aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao * nReg is the register number for rReg. 13241aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao */ 13251aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao.macro POP_REG_NE rReg, nReg, offset, rExclude 13261aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao .ifnc \rReg, \rExclude 13271aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao lw \rReg, \offset($sp) # restore rReg 13281aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao .cfi_restore \nReg 13291aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao .endif 13301aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao.endm 13311aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao 13321aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao /* 13331aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao * Macro to insert read barrier, only used in art_quick_aput_obj. 13341aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao * rObj and rDest are registers, offset is a defined literal such as MIRROR_OBJECT_CLASS_OFFSET. 13351aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao * TODO: When read barrier has a fast path, add heap unpoisoning support for the fast path. 13361aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao */ 13371aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao.macro READ_BARRIER rDest, rObj, offset 13381aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao#ifdef USE_READ_BARRIER 13391aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao # saved registers used in art_quick_aput_obj: a0-a2, t0-t1, t9, ra. 8 words for 16B alignment. 13401aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao addiu $sp, $sp, -32 13411aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao .cfi_adjust_cfa_offset 32 13421aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao sw $ra, 28($sp) 13431aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao .cfi_rel_offset 31, 28 13441aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao sw $t9, 24($sp) 13451aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao .cfi_rel_offset 25, 24 13461aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao sw $t1, 20($sp) 13471aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao .cfi_rel_offset 9, 20 13481aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao sw $t0, 16($sp) 13491aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao .cfi_rel_offset 8, 16 13501aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao sw $a2, 8($sp) # padding slot at offset 12 (padding can be any slot in the 32B) 13511aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao .cfi_rel_offset 6, 8 13521aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao sw $a1, 4($sp) 13531aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao .cfi_rel_offset 5, 4 13541aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao sw $a0, 0($sp) 13551aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao .cfi_rel_offset 4, 0 13561aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao 13576306921722283d2b0f8aac01883ad83215d6e864Man Cao # move $a0, \rRef # pass ref in a0 (no-op for now since parameter ref is unused) 13581aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao .ifnc \rObj, $a1 13591aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao move $a1, \rObj # pass rObj 13601aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao .endif 1361590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic addiu $a2, $zero, \offset # pass offset 1362590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic la $t9, artReadBarrierSlow 1363590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic jalr $t9 # artReadBarrierSlow(ref, rObj, offset) 13641aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao addiu $sp, $sp, -16 # Use branch delay slot to reserve argument slots on the stack 13651aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao # before the call to artReadBarrierSlow. 13661aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao addiu $sp, $sp, 16 # restore stack after call to artReadBarrierSlow 13671aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao # No need to unpoison return value in v0, artReadBarrierSlow() would do the unpoisoning. 13681aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao move \rDest, $v0 # save return value in rDest 13691aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao # (rDest cannot be v0 in art_quick_aput_obj) 13701aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao 13711aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao lw $a0, 0($sp) # restore registers except rDest 13721aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao # (rDest can only be t0 or t1 in art_quick_aput_obj) 13731aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao .cfi_restore 4 13741aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao lw $a1, 4($sp) 13751aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao .cfi_restore 5 13761aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao lw $a2, 8($sp) 13771aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao .cfi_restore 6 13781aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao POP_REG_NE $t0, 8, 16, \rDest 13791aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao POP_REG_NE $t1, 9, 20, \rDest 13801aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao lw $t9, 24($sp) 13811aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao .cfi_restore 25 13821aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao lw $ra, 28($sp) # restore $ra 13831aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao .cfi_restore 31 13841aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao addiu $sp, $sp, 32 13851aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao .cfi_adjust_cfa_offset -32 13861aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao#else 13871aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao lw \rDest, \offset(\rObj) 13881aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao UNPOISON_HEAP_REF \rDest 13891aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao#endif // USE_READ_BARRIER 13901aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao.endm 13911aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao 13921aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao#ifdef USE_READ_BARRIER 13931aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao .extern artReadBarrierSlow 13941aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao#endif 1395a9a8254c920ce8e22210abfc16c9842ce0aea28fIan RogersENTRY art_quick_aput_obj 139686bcdc251f5ae22fcedd18c096ea538b7dbfa8cbIan Rogers beqz $a2, .Ldo_aput_null 1397a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers nop 13981aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao READ_BARRIER $t0, $a0, MIRROR_OBJECT_CLASS_OFFSET 13991aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao READ_BARRIER $t1, $a2, MIRROR_OBJECT_CLASS_OFFSET 14001aee900d5a0b3a8d78725a7551356bda0d8554e1Man Cao READ_BARRIER $t0, $t0, MIRROR_CLASS_COMPONENT_TYPE_OFFSET 140186bcdc251f5ae22fcedd18c096ea538b7dbfa8cbIan Rogers bne $t1, $t0, .Lcheck_assignability # value's type == array's component type - trivial assignability 1402a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers nop 140386bcdc251f5ae22fcedd18c096ea538b7dbfa8cbIan Rogers.Ldo_aput: 1404a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers sll $a1, $a1, 2 1405a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers add $t0, $a0, $a1 1406bfa5eb6e8d15ea73a36f8df449630f285a91e995Hiroshi Yamauchi POISON_HEAP_REF $a2 14071d8cdbc5202378a5f1a4b3a1fba610675ed4dcd5Ian Rogers sw $a2, MIRROR_OBJECT_ARRAY_DATA_OFFSET($t0) 1408a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers lw $t0, THREAD_CARD_TABLE_OFFSET(rSELF) 1409a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers srl $t1, $a0, 7 1410a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers add $t1, $t1, $t0 1411a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers sb $t0, ($t1) 14128d36591d93920e7b7830c3ffee3759b561f5339eAndreas Gampe jalr $zero, $ra 1413a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers nop 141486bcdc251f5ae22fcedd18c096ea538b7dbfa8cbIan Rogers.Ldo_aput_null: 1415a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers sll $a1, $a1, 2 1416a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers add $t0, $a0, $a1 14171d8cdbc5202378a5f1a4b3a1fba610675ed4dcd5Ian Rogers sw $a2, MIRROR_OBJECT_ARRAY_DATA_OFFSET($t0) 14188d36591d93920e7b7830c3ffee3759b561f5339eAndreas Gampe jalr $zero, $ra 1419a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers nop 142086bcdc251f5ae22fcedd18c096ea538b7dbfa8cbIan Rogers.Lcheck_assignability: 1421a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers addiu $sp, $sp, -32 1422a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers .cfi_adjust_cfa_offset 32 1423a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers sw $ra, 28($sp) 1424a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers .cfi_rel_offset 31, 28 1425590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic sw $gp, 16($sp) 1426a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers sw $t9, 12($sp) 1427a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers sw $a2, 8($sp) 1428a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers sw $a1, 4($sp) 1429a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers sw $a0, 0($sp) 1430a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers move $a1, $t1 1431a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers move $a0, $t0 1432590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic la $t9, artIsAssignableFromCode 1433590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic jalr $t9 # (Class*, Class*) 1434590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic addiu $sp, $sp, -16 # reserve argument slots on the stack 1435590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic addiu $sp, $sp, 16 1436a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers lw $ra, 28($sp) 1437590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic lw $gp, 16($sp) 1438a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers lw $t9, 12($sp) 1439a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers lw $a2, 8($sp) 1440a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers lw $a1, 4($sp) 1441a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers lw $a0, 0($sp) 1442e34652f15f32666323052a6718a63248244f1e66Duane Sand addiu $sp, 32 1443a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers .cfi_adjust_cfa_offset -32 144486bcdc251f5ae22fcedd18c096ea538b7dbfa8cbIan Rogers bnez $v0, .Ldo_aput 1445a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers nop 1446fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko SETUP_SAVE_ALL_CALLEE_SAVES_FRAME 1447a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers move $a1, $a2 1448a9a8254c920ce8e22210abfc16c9842ce0aea28fIan Rogers la $t9, artThrowArrayStoreException 14498d36591d93920e7b7830c3ffee3759b561f5339eAndreas Gampe jalr $zero, $t9 # artThrowArrayStoreException(Class*, Class*, Thread*) 14501d8cdbc5202378a5f1a4b3a1fba610675ed4dcd5Ian Rogers move $a2, rSELF # pass Thread::Current 1451a9a8254c920ce8e22210abfc16c9842ce0aea28fIan RogersEND art_quick_aput_obj 14525bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 14530cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze// Macros taking opportunity of code similarities for downcalls. 14540cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze.macro ONE_ARG_REF_DOWNCALL name, entrypoint, return 14550cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze .extern \entrypoint 14560cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeENTRY \name 14570cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze SETUP_SAVE_REFS_ONLY_FRAME # save callee saves in case of GC 14580cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze la $t9, \entrypoint 14590cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze jalr $t9 # (field_idx, Thread*) 14600cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze move $a1, rSELF # pass Thread::Current 14610cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze \return # RETURN_IF_NO_EXCEPTION or RETURN_IF_ZERO 14620cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeEND \name 14630cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze.endm 146437f05ef45e0393de812d51261dc293240c17294dFred Shih 14650cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze.macro TWO_ARG_REF_DOWNCALL name, entrypoint, return 14660cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze .extern \entrypoint 14670cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeENTRY \name 14680cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze SETUP_SAVE_REFS_ONLY_FRAME # save callee saves in case of GC 14690cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze la $t9, \entrypoint 14700cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze jalr $t9 # (field_idx, Object*, Thread*) or 14710cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze # (field_idx, new_val, Thread*) 14720cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze move $a2, rSELF # pass Thread::Current 14730cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze \return # RETURN_IF_NO_EXCEPTION or RETURN_IF_ZERO 14740cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeEND \name 14750cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze.endm 147637f05ef45e0393de812d51261dc293240c17294dFred Shih 14770cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze.macro THREE_ARG_REF_DOWNCALL name, entrypoint, return 14780cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze .extern \entrypoint 14790cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeENTRY \name 14800cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze SETUP_SAVE_REFS_ONLY_FRAME # save callee saves in case of GC 14810cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze la $t9, \entrypoint 14820cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze jalr $t9 # (field_idx, Object*, new_val, Thread*) 14830cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze move $a3, rSELF # pass Thread::Current 14840cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze \return # RETURN_IF_NO_EXCEPTION or RETURN_IF_ZERO 14850cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeEND \name 14860cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze.endm 14875bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 14880cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze.macro FOUR_ARG_REF_DOWNCALL name, entrypoint, return 14890cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze .extern \entrypoint 14900cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeENTRY \name 14910cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze SETUP_SAVE_REFS_ONLY_FRAME # save callee saves in case of GC 14920cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze la $t9, \entrypoint 14930cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze jalr $t9 # (field_idx, Object*, 64-bit new_val, Thread*) or 14940cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze # (field_idx, 64-bit new_val, Thread*) 14950cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze # Note that a 64-bit new_val needs to be aligned with 14960cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze # an even-numbered register, hence A1 may be skipped 14970cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze # for new_val to reside in A2-A3. 14980cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze sw rSELF, 16($sp) # pass Thread::Current 14990cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze \return # RETURN_IF_NO_EXCEPTION or RETURN_IF_ZERO 15000cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeEND \name 15010cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze.endm 15025bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 15035bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee /* 15040cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey Frunze * Called by managed code to resolve a static/instance field and load/store a value. 15055bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee */ 15060cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeONE_ARG_REF_DOWNCALL art_quick_get_byte_static, artGetByteStaticFromCompiledCode, RETURN_IF_NO_EXCEPTION 15070cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeONE_ARG_REF_DOWNCALL art_quick_get_boolean_static, artGetBooleanStaticFromCompiledCode, RETURN_IF_NO_EXCEPTION 15080cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeONE_ARG_REF_DOWNCALL art_quick_get_short_static, artGetShortStaticFromCompiledCode, RETURN_IF_NO_EXCEPTION 15090cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeONE_ARG_REF_DOWNCALL art_quick_get_char_static, artGetCharStaticFromCompiledCode, RETURN_IF_NO_EXCEPTION 15100cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeONE_ARG_REF_DOWNCALL art_quick_get32_static, artGet32StaticFromCompiledCode, RETURN_IF_NO_EXCEPTION 15110cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeONE_ARG_REF_DOWNCALL art_quick_get_obj_static, artGetObjStaticFromCompiledCode, RETURN_IF_NO_EXCEPTION 15120cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeONE_ARG_REF_DOWNCALL art_quick_get64_static, artGet64StaticFromCompiledCode, RETURN_IF_NO_EXCEPTION 15130cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeTWO_ARG_REF_DOWNCALL art_quick_get_byte_instance, artGetByteInstanceFromCompiledCode, RETURN_IF_NO_EXCEPTION 15140cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeTWO_ARG_REF_DOWNCALL art_quick_get_boolean_instance, artGetBooleanInstanceFromCompiledCode, RETURN_IF_NO_EXCEPTION 15150cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeTWO_ARG_REF_DOWNCALL art_quick_get_short_instance, artGetShortInstanceFromCompiledCode, RETURN_IF_NO_EXCEPTION 15160cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeTWO_ARG_REF_DOWNCALL art_quick_get_char_instance, artGetCharInstanceFromCompiledCode, RETURN_IF_NO_EXCEPTION 15170cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeTWO_ARG_REF_DOWNCALL art_quick_get32_instance, artGet32InstanceFromCompiledCode, RETURN_IF_NO_EXCEPTION 15180cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeTWO_ARG_REF_DOWNCALL art_quick_get_obj_instance, artGetObjInstanceFromCompiledCode, RETURN_IF_NO_EXCEPTION 15190cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeTWO_ARG_REF_DOWNCALL art_quick_get64_instance, artGet64InstanceFromCompiledCode, RETURN_IF_NO_EXCEPTION 15200cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeTWO_ARG_REF_DOWNCALL art_quick_set8_static, artSet8StaticFromCompiledCode, RETURN_IF_ZERO 15210cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeTWO_ARG_REF_DOWNCALL art_quick_set16_static, artSet16StaticFromCompiledCode, RETURN_IF_ZERO 15220cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeTWO_ARG_REF_DOWNCALL art_quick_set32_static, artSet32StaticFromCompiledCode, RETURN_IF_ZERO 15230cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeTWO_ARG_REF_DOWNCALL art_quick_set_obj_static, artSetObjStaticFromCompiledCode, RETURN_IF_ZERO 15240cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeFOUR_ARG_REF_DOWNCALL art_quick_set64_static, artSet64StaticFromCompiledCode, RETURN_IF_ZERO 15250cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeTHREE_ARG_REF_DOWNCALL art_quick_set8_instance, artSet8InstanceFromCompiledCode, RETURN_IF_ZERO 15260cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeTHREE_ARG_REF_DOWNCALL art_quick_set16_instance, artSet16InstanceFromCompiledCode, RETURN_IF_ZERO 15270cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeTHREE_ARG_REF_DOWNCALL art_quick_set32_instance, artSet32InstanceFromCompiledCode, RETURN_IF_ZERO 15280cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeTHREE_ARG_REF_DOWNCALL art_quick_set_obj_instance, artSetObjInstanceFromCompiledCode, RETURN_IF_ZERO 15290cb124219e986a27c40001a1b22ea7ebd833a2d8Alexey FrunzeFOUR_ARG_REF_DOWNCALL art_quick_set64_instance, artSet64InstanceFromCompiledCode, RETURN_IF_ZERO 15305bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 1531a3c382738bc54f464a57e2b51b51ad305eb03dd2Vladimir Marko// Macro to facilitate adding new allocation entrypoints. 15325ea536aa4a6414db01beaf6f8bd8cb9adc5cfc92Vladimir Marko.macro ONE_ARG_DOWNCALL name, entrypoint, return 15335ea536aa4a6414db01beaf6f8bd8cb9adc5cfc92Vladimir Marko .extern \entrypoint 15345ea536aa4a6414db01beaf6f8bd8cb9adc5cfc92Vladimir MarkoENTRY \name 1535fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko SETUP_SAVE_REFS_ONLY_FRAME # save callee saves in case of GC 1536590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic la $t9, \entrypoint 1537590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic jalr $t9 15385ea536aa4a6414db01beaf6f8bd8cb9adc5cfc92Vladimir Marko move $a1, rSELF # pass Thread::Current 15395ea536aa4a6414db01beaf6f8bd8cb9adc5cfc92Vladimir Marko \return 15405ea536aa4a6414db01beaf6f8bd8cb9adc5cfc92Vladimir MarkoEND \name 15415ea536aa4a6414db01beaf6f8bd8cb9adc5cfc92Vladimir Marko.endm 15425ea536aa4a6414db01beaf6f8bd8cb9adc5cfc92Vladimir Marko 1543cbb2d20bea2861f244da2e2318d8c088300a3710Mathieu Chartier.macro TWO_ARG_DOWNCALL name, entrypoint, return 1544cbb2d20bea2861f244da2e2318d8c088300a3710Mathieu Chartier .extern \entrypoint 1545cbb2d20bea2861f244da2e2318d8c088300a3710Mathieu ChartierENTRY \name 1546fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko SETUP_SAVE_REFS_ONLY_FRAME # save callee saves in case of GC 1547590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic la $t9, \entrypoint 1548590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic jalr $t9 15491d8cdbc5202378a5f1a4b3a1fba610675ed4dcd5Ian Rogers move $a2, rSELF # pass Thread::Current 1550cbb2d20bea2861f244da2e2318d8c088300a3710Mathieu Chartier \return 1551cbb2d20bea2861f244da2e2318d8c088300a3710Mathieu ChartierEND \name 1552cbb2d20bea2861f244da2e2318d8c088300a3710Mathieu Chartier.endm 15535bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 1554cbb2d20bea2861f244da2e2318d8c088300a3710Mathieu Chartier.macro THREE_ARG_DOWNCALL name, entrypoint, return 1555cbb2d20bea2861f244da2e2318d8c088300a3710Mathieu Chartier .extern \entrypoint 1556cbb2d20bea2861f244da2e2318d8c088300a3710Mathieu ChartierENTRY \name 1557fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko SETUP_SAVE_REFS_ONLY_FRAME # save callee saves in case of GC 1558590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic la $t9, \entrypoint 1559590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic jalr $t9 15601d8cdbc5202378a5f1a4b3a1fba610675ed4dcd5Ian Rogers move $a3, rSELF # pass Thread::Current 1561cbb2d20bea2861f244da2e2318d8c088300a3710Mathieu Chartier \return 1562cbb2d20bea2861f244da2e2318d8c088300a3710Mathieu ChartierEND \name 1563cbb2d20bea2861f244da2e2318d8c088300a3710Mathieu Chartier.endm 15645bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 1565848f70a3d73833fc1bf3032a9ff6812e429661d9Jeff Hao.macro FOUR_ARG_DOWNCALL name, entrypoint, return 1566848f70a3d73833fc1bf3032a9ff6812e429661d9Jeff Hao .extern \entrypoint 1567848f70a3d73833fc1bf3032a9ff6812e429661d9Jeff HaoENTRY \name 1568fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko SETUP_SAVE_REFS_ONLY_FRAME # save callee saves in case of GC 1569590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic la $t9, \entrypoint 1570590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic jalr $t9 1571a3c382738bc54f464a57e2b51b51ad305eb03dd2Vladimir Marko sw rSELF, 16($sp) # pass Thread::Current 1572848f70a3d73833fc1bf3032a9ff6812e429661d9Jeff Hao \return 1573848f70a3d73833fc1bf3032a9ff6812e429661d9Jeff HaoEND \name 1574848f70a3d73833fc1bf3032a9ff6812e429661d9Jeff Hao.endm 1575848f70a3d73833fc1bf3032a9ff6812e429661d9Jeff Hao 15767410f29b4dae223befac036ea567d7f33351dad1Mathieu Chartier// Generate the allocation entrypoints for each allocator. 1577712c59d160325d5759300427ab596cf8321a4156Pavle BatutaGENERATE_ALLOC_ENTRYPOINTS_FOR_EACH_ALLOCATOR 157810d4c08c0ea9df0a85a11e1c77974df24078c0ecHiroshi Yamauchi 15793b4c18933c24b8a33f38573c2ebcdb9aa16efeb5Hiroshi Yamauchi 15800d3998b5ff619364acf47bec0b541e7a49bd6fe7Nicolas GeoffrayGENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_RESOLVED(_rosalloc, RosAlloc) 15810d3998b5ff619364acf47bec0b541e7a49bd6fe7Nicolas GeoffrayGENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_RESOLVED(_tlab, TLAB) 15820d3998b5ff619364acf47bec0b541e7a49bd6fe7Nicolas GeoffrayGENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_RESOLVED(_region_tlab, RegionTLAB) 158310d4c08c0ea9df0a85a11e1c77974df24078c0ecHiroshi Yamauchi 15845bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee /* 15851cc7dbabd03e0a6c09d68161417a21bd6f9df371Andreas Gampe * Entry from managed code to resolve a string, this stub will allocate a String and deliver an 15865ea536aa4a6414db01beaf6f8bd8cb9adc5cfc92Vladimir Marko * exception on error. On success the String is returned. A0 holds the string index. The fast 15875ea536aa4a6414db01beaf6f8bd8cb9adc5cfc92Vladimir Marko * path check for hit in strings cache has already been performed. 15881cc7dbabd03e0a6c09d68161417a21bd6f9df371Andreas Gampe */ 15895ea536aa4a6414db01beaf6f8bd8cb9adc5cfc92Vladimir MarkoONE_ARG_DOWNCALL art_quick_resolve_string, artResolveStringFromCode, RETURN_IF_RESULT_IS_NON_ZERO_OR_DELIVER 15901cc7dbabd03e0a6c09d68161417a21bd6f9df371Andreas Gampe 15911cc7dbabd03e0a6c09d68161417a21bd6f9df371Andreas Gampe /* 15921cc7dbabd03e0a6c09d68161417a21bd6f9df371Andreas Gampe * Entry from managed code when uninitialized static storage, this stub will run the class 15931cc7dbabd03e0a6c09d68161417a21bd6f9df371Andreas Gampe * initializer and deliver the exception on error. On success the static storage base is 15941cc7dbabd03e0a6c09d68161417a21bd6f9df371Andreas Gampe * returned. 15951cc7dbabd03e0a6c09d68161417a21bd6f9df371Andreas Gampe */ 15965ea536aa4a6414db01beaf6f8bd8cb9adc5cfc92Vladimir MarkoONE_ARG_DOWNCALL art_quick_initialize_static_storage, artInitializeStaticStorageFromCode, RETURN_IF_RESULT_IS_NON_ZERO_OR_DELIVER 15971cc7dbabd03e0a6c09d68161417a21bd6f9df371Andreas Gampe 15981cc7dbabd03e0a6c09d68161417a21bd6f9df371Andreas Gampe /* 15991cc7dbabd03e0a6c09d68161417a21bd6f9df371Andreas Gampe * Entry from managed code when dex cache misses for a type_idx. 16001cc7dbabd03e0a6c09d68161417a21bd6f9df371Andreas Gampe */ 16015ea536aa4a6414db01beaf6f8bd8cb9adc5cfc92Vladimir MarkoONE_ARG_DOWNCALL art_quick_initialize_type, artInitializeTypeFromCode, RETURN_IF_RESULT_IS_NON_ZERO_OR_DELIVER 16021cc7dbabd03e0a6c09d68161417a21bd6f9df371Andreas Gampe 16031cc7dbabd03e0a6c09d68161417a21bd6f9df371Andreas Gampe /* 16041cc7dbabd03e0a6c09d68161417a21bd6f9df371Andreas Gampe * Entry from managed code when type_idx needs to be checked for access and dex cache may also 16051cc7dbabd03e0a6c09d68161417a21bd6f9df371Andreas Gampe * miss. 16061cc7dbabd03e0a6c09d68161417a21bd6f9df371Andreas Gampe */ 16075ea536aa4a6414db01beaf6f8bd8cb9adc5cfc92Vladimir MarkoONE_ARG_DOWNCALL art_quick_initialize_type_and_verify_access, artInitializeTypeAndVerifyAccessFromCode, RETURN_IF_RESULT_IS_NON_ZERO_OR_DELIVER 16081cc7dbabd03e0a6c09d68161417a21bd6f9df371Andreas Gampe 16091cc7dbabd03e0a6c09d68161417a21bd6f9df371Andreas Gampe /* 161057b86d47b66322693a070185fadfb43cb9c12eabIan Rogers * Called by managed code when the value in rSUSPEND has been decremented to 0. 16115bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee */ 1612d4c3f7d4e850049b3c1019e451b18b05443b0f28Jeff Hao .extern artTestSuspendFromCode 1613952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir MarkoENTRY_NO_GP art_quick_test_suspend 1614952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko lh rSUSPEND, THREAD_FLAGS_OFFSET(rSELF) 1615952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko bnez rSUSPEND, 1f 1616e34652f15f32666323052a6718a63248244f1e66Duane Sand addiu rSUSPEND, $zero, SUSPEND_CHECK_INTERVAL # reset rSUSPEND to SUSPEND_CHECK_INTERVAL 16178d36591d93920e7b7830c3ffee3759b561f5339eAndreas Gampe jalr $zero, $ra 16185bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee nop 16195bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee1: 1620fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko SETUP_SAVE_EVERYTHING_FRAME # save everything for stack crawl 1621590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic la $t9, artTestSuspendFromCode 1622952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko jalr $t9 # (Thread*) 16237fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao move $a0, rSELF 1624fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko RESTORE_SAVE_EVERYTHING_FRAME 1625952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko jalr $zero, $ra 1626952dbb19cd094b8bfb01dbb33e0878db429e499aVladimir Marko nop 1627d4c3f7d4e850049b3c1019e451b18b05443b0f28Jeff HaoEND art_quick_test_suspend 16285bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 16295bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee /* 16305bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * Called by managed code that is attempting to call a method on a proxy class. On entry 1631590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic * a0 holds the proxy method; a1, a2 and a3 may contain arguments. 16325bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee */ 16335fa60c3db4208df407113b5a69d295a9c93d53b1Jeff Hao .extern artQuickProxyInvokeHandler 1634d4c3f7d4e850049b3c1019e451b18b05443b0f28Jeff HaoENTRY art_quick_proxy_invoke_handler 1635fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko SETUP_SAVE_REFS_AND_ARGS_FRAME_WITH_METHOD_IN_A0 1636735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung move $a2, rSELF # pass Thread::Current 1637590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic la $t9, artQuickProxyInvokeHandler 1638590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic jalr $t9 # (Method* proxy method, receiver, Thread*, SP) 1639735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung addiu $a3, $sp, ARG_SLOT_SIZE # pass $sp (remove arg slots) 16401b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lw $t7, THREAD_EXCEPTION_OFFSET(rSELF) # load Thread::Current()->exception_ 1641fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko RESTORE_SAVE_REFS_AND_ARGS_FRAME 16421b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze bnez $t7, 1f 1643e34652f15f32666323052a6718a63248244f1e66Duane Sand # don't care if $v0 and/or $v1 are modified, when exception branch taken 1644e34652f15f32666323052a6718a63248244f1e66Duane Sand MTD $v0, $v1, $f0, $f1 # move float value to return value 16458d36591d93920e7b7830c3ffee3759b561f5339eAndreas Gampe jalr $zero, $ra 1646e34652f15f32666323052a6718a63248244f1e66Duane Sand nop 16475bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee1: 16485bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee DELIVER_PENDING_EXCEPTION 1649d4c3f7d4e850049b3c1019e451b18b05443b0f28Jeff HaoEND art_quick_proxy_invoke_handler 16505bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 165188474b416eb257078e590bf9bc7957cee604a186Jeff Hao /* 165259028d90d51a800bcea8be354d77d7be924da3a0Goran Jakovljevic * Called to resolve an imt conflict. 165359028d90d51a800bcea8be354d77d7be924da3a0Goran Jakovljevic * a0 is the conflict ArtMethod. 16541b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze * t7 is a hidden argument that holds the target interface method's dex method index. 165559028d90d51a800bcea8be354d77d7be924da3a0Goran Jakovljevic * 16561b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze * Note that this stub writes to a0, t7 and t8. 165788474b416eb257078e590bf9bc7957cee604a186Jeff Hao */ 165813738bf7c769638b7922cb2477471ad382632bc2Douglas LeungENTRY art_quick_imt_conflict_trampoline 16591b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lw $t8, 0($sp) # Load referrer. 16601b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lw $t8, ART_METHOD_DEX_CACHE_METHODS_OFFSET_32($t8) # Load dex cache methods array. 16611b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze sll $t7, $t7, POINTER_SIZE_SHIFT # Calculate offset. 16621b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze addu $t7, $t8, $t7 # Add offset to base. 16631b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lw $t7, 0($t7) # Load interface method. 166459028d90d51a800bcea8be354d77d7be924da3a0Goran Jakovljevic lw $a0, ART_METHOD_JNI_OFFSET_32($a0) # Load ImtConflictTable. 166559028d90d51a800bcea8be354d77d7be924da3a0Goran Jakovljevic 166659028d90d51a800bcea8be354d77d7be924da3a0Goran Jakovljevic.Limt_table_iterate: 16671b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lw $t8, 0($a0) # Load next entry in ImtConflictTable. 166859028d90d51a800bcea8be354d77d7be924da3a0Goran Jakovljevic # Branch if found. 16691b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze beq $t8, $t7, .Limt_table_found 167059028d90d51a800bcea8be354d77d7be924da3a0Goran Jakovljevic nop 167159028d90d51a800bcea8be354d77d7be924da3a0Goran Jakovljevic # If the entry is null, the interface method is not in the ImtConflictTable. 16721b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze beqz $t8, .Lconflict_trampoline 167359028d90d51a800bcea8be354d77d7be924da3a0Goran Jakovljevic nop 167459028d90d51a800bcea8be354d77d7be924da3a0Goran Jakovljevic # Iterate over the entries of the ImtConflictTable. 167559028d90d51a800bcea8be354d77d7be924da3a0Goran Jakovljevic b .Limt_table_iterate 167659028d90d51a800bcea8be354d77d7be924da3a0Goran Jakovljevic addiu $a0, $a0, 2 * __SIZEOF_POINTER__ # Iterate to the next entry. 167759028d90d51a800bcea8be354d77d7be924da3a0Goran Jakovljevic 167859028d90d51a800bcea8be354d77d7be924da3a0Goran Jakovljevic.Limt_table_found: 167959028d90d51a800bcea8be354d77d7be924da3a0Goran Jakovljevic # We successfully hit an entry in the table. Load the target method and jump to it. 168059028d90d51a800bcea8be354d77d7be924da3a0Goran Jakovljevic lw $a0, __SIZEOF_POINTER__($a0) 168159028d90d51a800bcea8be354d77d7be924da3a0Goran Jakovljevic lw $t9, ART_METHOD_QUICK_CODE_OFFSET_32($a0) 16821b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze jalr $zero, $t9 168359028d90d51a800bcea8be354d77d7be924da3a0Goran Jakovljevic nop 168459028d90d51a800bcea8be354d77d7be924da3a0Goran Jakovljevic 168559028d90d51a800bcea8be354d77d7be924da3a0Goran Jakovljevic.Lconflict_trampoline: 168659028d90d51a800bcea8be354d77d7be924da3a0Goran Jakovljevic # Call the runtime stub to populate the ImtConflictTable and jump to the resolved method. 16873031c8da0c5009183f770b005c245f9bf2a4d01bAndreas Gampe INVOKE_TRAMPOLINE_BODY artInvokeInterfaceTrampoline 168888474b416eb257078e590bf9bc7957cee604a186Jeff HaoEND art_quick_imt_conflict_trampoline 168988474b416eb257078e590bf9bc7957cee604a186Jeff Hao 1690468532ea115657709bc32ee498e701a4c71762d4Ian Rogers .extern artQuickResolutionTrampoline 1691468532ea115657709bc32ee498e701a4c71762d4Ian RogersENTRY art_quick_resolution_trampoline 1692fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko SETUP_SAVE_REFS_AND_ARGS_FRAME 1693735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung move $a2, rSELF # pass Thread::Current 1694590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic la $t9, artQuickResolutionTrampoline 1695590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic jalr $t9 # (Method* called, receiver, Thread*, SP) 1696735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung addiu $a3, $sp, ARG_SLOT_SIZE # pass $sp (remove arg slots) 1697468532ea115657709bc32ee498e701a4c71762d4Ian Rogers beqz $v0, 1f 1698735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung lw $a0, ARG_SLOT_SIZE($sp) # load resolved method to $a0 1699fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko RESTORE_SAVE_REFS_AND_ARGS_FRAME 170065d1b22d0b02fb0111f69013163c8170e68392f1Ian Rogers move $t9, $v0 # code pointer must be in $t9 to generate the global pointer 1701f96e8bdf47cfcbecd8ad8ebceb765e5a257ca143Douglas Leung jalr $zero, $t9 # tail call to method 17021984152ac92aad244ae15184d12f9ceade686b7bMathieu Chartier nop 1703468532ea115657709bc32ee498e701a4c71762d4Ian Rogers1: 1704fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko RESTORE_SAVE_REFS_AND_ARGS_FRAME 1705468532ea115657709bc32ee498e701a4c71762d4Ian Rogers DELIVER_PENDING_EXCEPTION 1706468532ea115657709bc32ee498e701a4c71762d4Ian RogersEND art_quick_resolution_trampoline 1707468532ea115657709bc32ee498e701a4c71762d4Ian Rogers 1708735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung .extern artQuickGenericJniTrampoline 1709735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung .extern artQuickGenericJniEndTrampoline 1710735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas LeungENTRY art_quick_generic_jni_trampoline 1711fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko SETUP_SAVE_REFS_AND_ARGS_FRAME_WITH_METHOD_IN_A0 1712735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung move $s8, $sp # save $sp to $s8 1713735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung move $s3, $gp # save $gp to $s3 1714735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung 1715735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung # prepare for call to artQuickGenericJniTrampoline(Thread*, SP) 1716735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung move $a0, rSELF # pass Thread::Current 1717735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung addiu $a1, $sp, ARG_SLOT_SIZE # save $sp (remove arg slots) 1718590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic la $t9, artQuickGenericJniTrampoline 1719590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic jalr $t9 # (Thread*, SP) 1720735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung addiu $sp, $sp, -5120 # reserve space on the stack 1721735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung 1722735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung # The C call will have registered the complete save-frame on success. 1723735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung # The result of the call is: 1724735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung # v0: ptr to native code, 0 on error. 1725735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung # v1: ptr to the bottom of the used area of the alloca, can restore stack till here. 17261b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze beq $v0, $zero, 2f # check entry error 1727735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung move $t9, $v0 # save the code ptr 1728735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung move $sp, $v1 # release part of the alloca 1729735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung 1730735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung # Load parameters from stack into registers 1731735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung lw $a0, 0($sp) 1732735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung lw $a1, 4($sp) 1733735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung lw $a2, 8($sp) 17341b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lw $a3, 12($sp) 17351b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze 17361b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze # artQuickGenericJniTrampoline sets bit 0 of the native code address to 1 17371b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze # when the first two arguments are both single precision floats. This lets 17381b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze # us extract them properly from the stack and load into floating point 17391b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze # registers. 17401b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze MTD $a0, $a1, $f12, $f13 17411b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze andi $t0, $t9, 1 17421b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze xor $t9, $t9, $t0 17431b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze bnez $t0, 1f 17441b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze mtc1 $a1, $f14 17451b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze MTD $a2, $a3, $f14, $f15 1746735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung 17471b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze1: 1748735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung jalr $t9 # native call 17491b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze nop 1750735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung addiu $sp, $sp, 16 # remove arg slots 1751735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung 1752735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung move $gp, $s3 # restore $gp from $s3 1753735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung 1754735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung # result sign extension is handled in C code 1755735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung # prepare for call to artQuickGenericJniEndTrampoline(Thread*, result, result_f) 1756735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung move $a0, rSELF # pass Thread::Current 1757735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung move $a2, $v0 # pass result 1758735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung move $a3, $v1 1759735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung addiu $sp, $sp, -24 # reserve arg slots 1760590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic la $t9, artQuickGenericJniEndTrampoline 1761590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic jalr $t9 1762735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung s.d $f0, 16($sp) # pass result_f 1763735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung 1764735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung lw $t0, THREAD_EXCEPTION_OFFSET(rSELF) # load Thread::Current()->exception_ 17651b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze bne $t0, $zero, 2f # check for pending exceptions 1766126d65952a03b3e44d5021208673c01920a982a4Nicolas Geoffray 1767735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung move $sp, $s8 # tear down the alloca 1768735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung 17691b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze # tear down the callee-save frame 1770fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko RESTORE_SAVE_REFS_AND_ARGS_FRAME 1771735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung 1772e34652f15f32666323052a6718a63248244f1e66Duane Sand MTD $v0, $v1, $f0, $f1 # move float value to return value 17738d36591d93920e7b7830c3ffee3759b561f5339eAndreas Gampe jalr $zero, $ra 1774e34652f15f32666323052a6718a63248244f1e66Duane Sand nop 1775735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung 17761b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze2: 1777126d65952a03b3e44d5021208673c01920a982a4Nicolas Geoffray lw $sp, THREAD_TOP_QUICK_FRAME_OFFSET(rSELF) 1778126d65952a03b3e44d5021208673c01920a982a4Nicolas Geoffray # This will create a new save-all frame, required by the runtime. 1779735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung DELIVER_PENDING_EXCEPTION 1780735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas LeungEND art_quick_generic_jni_trampoline 17812da882315a61072664f7ce3c212307342e907207Andreas Gampe 1782468532ea115657709bc32ee498e701a4c71762d4Ian Rogers .extern artQuickToInterpreterBridge 1783468532ea115657709bc32ee498e701a4c71762d4Ian RogersENTRY art_quick_to_interpreter_bridge 1784fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko SETUP_SAVE_REFS_AND_ARGS_FRAME 1785735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung move $a1, rSELF # pass Thread::Current 1786590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic la $t9, artQuickToInterpreterBridge 1787590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic jalr $t9 # (Method* method, Thread*, SP) 1788735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung addiu $a2, $sp, ARG_SLOT_SIZE # pass $sp (remove arg slots) 17891b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze lw $t7, THREAD_EXCEPTION_OFFSET(rSELF) # load Thread::Current()->exception_ 1790fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko RESTORE_SAVE_REFS_AND_ARGS_FRAME 17911b8464d17c2266763714ae18be7c4dc26e28bf61Alexey Frunze bnez $t7, 1f 1792e34652f15f32666323052a6718a63248244f1e66Duane Sand # don't care if $v0 and/or $v1 are modified, when exception branch taken 1793e34652f15f32666323052a6718a63248244f1e66Duane Sand MTD $v0, $v1, $f0, $f1 # move float value to return value 17948d36591d93920e7b7830c3ffee3759b561f5339eAndreas Gampe jalr $zero, $ra 1795e34652f15f32666323052a6718a63248244f1e66Duane Sand nop 17967db619bb2a4e01e8532a04b613745d4926b205d7Ian Rogers1: 17977db619bb2a4e01e8532a04b613745d4926b205d7Ian Rogers DELIVER_PENDING_EXCEPTION 1798468532ea115657709bc32ee498e701a4c71762d4Ian RogersEND art_quick_to_interpreter_bridge 17997db619bb2a4e01e8532a04b613745d4926b205d7Ian Rogers 18005bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee /* 1801725a957985171d712d5c048cc3d00ff14968784bjeffhao * Routine that intercepts method calls and returns. 18025bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee */ 1803d4c3f7d4e850049b3c1019e451b18b05443b0f28Jeff Hao .extern artInstrumentationMethodEntryFromCode 1804d4c3f7d4e850049b3c1019e451b18b05443b0f28Jeff Hao .extern artInstrumentationMethodExitFromCode 1805468532ea115657709bc32ee498e701a4c71762d4Ian RogersENTRY art_quick_instrumentation_entry 1806fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko SETUP_SAVE_REFS_AND_ARGS_FRAME 1807735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung sw $a0, 28($sp) # save arg0 in free arg slot 18081d8cdbc5202378a5f1a4b3a1fba610675ed4dcd5Ian Rogers move $a3, $ra # pass $ra 1809590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic la $t9, artInstrumentationMethodEntryFromCode 1810590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic jalr $t9 # (Method*, Object*, Thread*, LR) 181162d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers move $a2, rSELF # pass Thread::Current 18128161c0336b97e11e02c000af357f8f40de2e23e4jeffhao move $t9, $v0 # $t9 holds reference to code 1813735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung lw $a0, 28($sp) # restore arg0 from free arg slot 1814fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko RESTORE_SAVE_REFS_AND_ARGS_FRAME 18158161c0336b97e11e02c000af357f8f40de2e23e4jeffhao jalr $t9 # call method 181662d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers nop 1817468532ea115657709bc32ee498e701a4c71762d4Ian RogersEND art_quick_instrumentation_entry 18185bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee /* intentional fallthrough */ 1819468532ea115657709bc32ee498e701a4c71762d4Ian Rogers .global art_quick_instrumentation_exit 1820468532ea115657709bc32ee498e701a4c71762d4Ian Rogersart_quick_instrumentation_exit: 1821d4c3f7d4e850049b3c1019e451b18b05443b0f28Jeff Hao .cfi_startproc 182212051ea86ec27703b07b3d5c2cd4604b20f71810jeffhao addiu $t9, $ra, 4 # put current address into $t9 to rebuild $gp 18231d8cdbc5202378a5f1a4b3a1fba610675ed4dcd5Ian Rogers .cpload $t9 1824c3d131e1ec030b4ff5c44fe2a45d5fb45b3295afDouglas Leung move $ra, $zero # link register is to here, so clobber with 0 for later checks 1825735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung 1826fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko SETUP_SAVE_REFS_ONLY_FRAME 1827735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung addiu $sp, $sp, -16 # allocate temp storage on the stack 1828735b8559d6dd26c610d4b97d72f25a092d9c8947Douglas Leung .cfi_adjust_cfa_offset 16 1829f96e8bdf47cfcbecd8ad8ebceb765e5a257ca143Douglas Leung sw $v0, ARG_SLOT_SIZE+12($sp) 1830f96e8bdf47cfcbecd8ad8ebceb765e5a257ca143Douglas Leung .cfi_rel_offset 2, ARG_SLOT_SIZE+12 1831f96e8bdf47cfcbecd8ad8ebceb765e5a257ca143Douglas Leung sw $v1, ARG_SLOT_SIZE+8($sp) 1832f96e8bdf47cfcbecd8ad8ebceb765e5a257ca143Douglas Leung .cfi_rel_offset 3, ARG_SLOT_SIZE+8 1833f96e8bdf47cfcbecd8ad8ebceb765e5a257ca143Douglas Leung s.d $f0, ARG_SLOT_SIZE($sp) 1834e34652f15f32666323052a6718a63248244f1e66Duane Sand s.d $f0, 16($sp) # pass fpr result 183562d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers move $a2, $v0 # pass gpr result 183662d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers move $a3, $v1 1837f96e8bdf47cfcbecd8ad8ebceb765e5a257ca143Douglas Leung addiu $a1, $sp, ARG_SLOT_SIZE+16 # pass $sp (remove arg slots and temp storage) 1838590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic la $t9, artInstrumentationMethodExitFromCode 1839590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic jalr $t9 # (Thread*, SP, gpr_res, fpr_res) 184012051ea86ec27703b07b3d5c2cd4604b20f71810jeffhao move $a0, rSELF # pass Thread::Current 1841f96e8bdf47cfcbecd8ad8ebceb765e5a257ca143Douglas Leung move $t9, $v0 # set aside returned link register 184212051ea86ec27703b07b3d5c2cd4604b20f71810jeffhao move $ra, $v1 # set link register for deoptimization 1843f96e8bdf47cfcbecd8ad8ebceb765e5a257ca143Douglas Leung lw $v0, ARG_SLOT_SIZE+12($sp) # restore return values 1844f96e8bdf47cfcbecd8ad8ebceb765e5a257ca143Douglas Leung lw $v1, ARG_SLOT_SIZE+8($sp) 1845f96e8bdf47cfcbecd8ad8ebceb765e5a257ca143Douglas Leung l.d $f0, ARG_SLOT_SIZE($sp) 1846f96e8bdf47cfcbecd8ad8ebceb765e5a257ca143Douglas Leung jalr $zero, $t9 # return 1847fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko addiu $sp, $sp, ARG_SLOT_SIZE+FRAME_SIZE_SAVE_REFS_ONLY+16 # restore stack 1848fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko .cfi_adjust_cfa_offset -(ARG_SLOT_SIZE+FRAME_SIZE_SAVE_REFS_ONLY+16) 1849468532ea115657709bc32ee498e701a4c71762d4Ian RogersEND art_quick_instrumentation_exit 18505bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 185112051ea86ec27703b07b3d5c2cd4604b20f71810jeffhao /* 185262d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers * Instrumentation has requested that we deoptimize into the interpreter. The deoptimization 185362d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers * will long jump to the upcall with a special exception of -1. 185412051ea86ec27703b07b3d5c2cd4604b20f71810jeffhao */ 1855d4c3f7d4e850049b3c1019e451b18b05443b0f28Jeff Hao .extern artDeoptimize 1856d4c3f7d4e850049b3c1019e451b18b05443b0f28Jeff HaoENTRY art_quick_deoptimize 1857fd36f1f927c138575184a1f4c7ea4e7abb3e2dbfVladimir Marko SETUP_SAVE_ALL_CALLEE_SAVES_FRAME 1858590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic la $t9, artDeoptimize 1859590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic jalr $t9 # artDeoptimize(Thread*) 186012051ea86ec27703b07b3d5c2cd4604b20f71810jeffhao # Returns caller method's frame size. 18611d8cdbc5202378a5f1a4b3a1fba610675ed4dcd5Ian Rogers move $a0, rSELF # pass Thread::current 1862d4c3f7d4e850049b3c1019e451b18b05443b0f28Jeff HaoEND art_quick_deoptimize 186312051ea86ec27703b07b3d5c2cd4604b20f71810jeffhao 18645bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee /* 18650747466fca310eedea5fc49e37d54f240a0b3c0fSebastien Hertz * Compiled code has requested that we deoptimize into the interpreter. The deoptimization 18660747466fca310eedea5fc49e37d54f240a0b3c0fSebastien Hertz * will long jump to the upcall with a special exception of -1. 18670747466fca310eedea5fc49e37d54f240a0b3c0fSebastien Hertz */ 18680747466fca310eedea5fc49e37d54f240a0b3c0fSebastien Hertz .extern artDeoptimizeFromCompiledCode 18690747466fca310eedea5fc49e37d54f240a0b3c0fSebastien HertzENTRY art_quick_deoptimize_from_compiled_code 1870239d6eaff0cbb5c4c0139f7053a012758799f186Vladimir Marko SETUP_SAVE_EVERYTHING_FRAME 1871590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic la $t9, artDeoptimizeFromCompiledCode 1872590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic jalr $t9 # artDeoptimizeFromCompiledCode(Thread*) 18730747466fca310eedea5fc49e37d54f240a0b3c0fSebastien Hertz # Returns caller method's frame size. 18740747466fca310eedea5fc49e37d54f240a0b3c0fSebastien Hertz move $a0, rSELF # pass Thread::current 18750747466fca310eedea5fc49e37d54f240a0b3c0fSebastien HertzEND art_quick_deoptimize_from_compiled_code 18760747466fca310eedea5fc49e37d54f240a0b3c0fSebastien Hertz 18770747466fca310eedea5fc49e37d54f240a0b3c0fSebastien Hertz /* 18785bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * Long integer shift. This is different from the generic 32/64-bit 18795bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * binary operations because vAA/vBB are 64-bit but vCC (the shift 18805bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * distance) is 32-bit. Also, Dalvik requires us to ignore all but the low 18815bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * 6 bits. 18825bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * On entry: 18837fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao * $a0: low word 18847fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao * $a1: high word 18857fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao * $a2: shift count 18865bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee */ 18871d8cdbc5202378a5f1a4b3a1fba610675ed4dcd5Ian RogersENTRY_NO_GP art_quick_shl_long 18885bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee /* shl-long vAA, vBB, vCC */ 18897fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao sll $v0, $a0, $a2 # rlo<- alo << (shift&31) 18907fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao not $v1, $a2 # rhi<- 31-shift (shift is 5b) 18917fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao srl $a0, 1 18927fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao srl $a0, $v1 # alo<- alo >> (32-(shift&31)) 18937fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao sll $v1, $a1, $a2 # rhi<- ahi << (shift&31) 18947fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao andi $a2, 0x20 # shift< shift & 0x20 1895e34652f15f32666323052a6718a63248244f1e66Duane Sand beqz $a2, 1f 1896e34652f15f32666323052a6718a63248244f1e66Duane Sand or $v1, $a0 # rhi<- rhi | alo 1897e34652f15f32666323052a6718a63248244f1e66Duane Sand 1898e34652f15f32666323052a6718a63248244f1e66Duane Sand move $v1, $v0 # rhi<- rlo (if shift&0x20) 1899e34652f15f32666323052a6718a63248244f1e66Duane Sand move $v0, $zero # rlo<- 0 (if shift&0x20) 1900e34652f15f32666323052a6718a63248244f1e66Duane Sand 19018d36591d93920e7b7830c3ffee3759b561f5339eAndreas Gampe1: jalr $zero, $ra 1902e34652f15f32666323052a6718a63248244f1e66Duane Sand nop 1903d4c3f7d4e850049b3c1019e451b18b05443b0f28Jeff HaoEND art_quick_shl_long 19045bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 19055bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee /* 19065bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * Long integer shift. This is different from the generic 32/64-bit 19075bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * binary operations because vAA/vBB are 64-bit but vCC (the shift 19085bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * distance) is 32-bit. Also, Dalvik requires us to ignore all but the low 19095bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * 6 bits. 19105bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * On entry: 19117fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao * $a0: low word 19127fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao * $a1: high word 19137fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao * $a2: shift count 19145bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee */ 19151d8cdbc5202378a5f1a4b3a1fba610675ed4dcd5Ian RogersENTRY_NO_GP art_quick_shr_long 19167fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao sra $v1, $a1, $a2 # rhi<- ahi >> (shift&31) 19177fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao srl $v0, $a0, $a2 # rlo<- alo >> (shift&31) 19187fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao sra $a3, $a1, 31 # $a3<- sign(ah) 19197fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao not $a0, $a2 # alo<- 31-shift (shift is 5b) 19207fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao sll $a1, 1 19217fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao sll $a1, $a0 # ahi<- ahi << (32-(shift&31)) 19227fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao andi $a2, 0x20 # shift & 0x20 1923475cfd8ff9dcc73d1a7502c9310efe0f1a30337fDouglas Leung beqz $a2, 1f 1924e34652f15f32666323052a6718a63248244f1e66Duane Sand or $v0, $a1 # rlo<- rlo | ahi 1925e34652f15f32666323052a6718a63248244f1e66Duane Sand 1926e34652f15f32666323052a6718a63248244f1e66Duane Sand move $v0, $v1 # rlo<- rhi (if shift&0x20) 1927e34652f15f32666323052a6718a63248244f1e66Duane Sand move $v1, $a3 # rhi<- sign(ahi) (if shift&0x20) 1928e34652f15f32666323052a6718a63248244f1e66Duane Sand 19298d36591d93920e7b7830c3ffee3759b561f5339eAndreas Gampe1: jalr $zero, $ra 1930e34652f15f32666323052a6718a63248244f1e66Duane Sand nop 1931d4c3f7d4e850049b3c1019e451b18b05443b0f28Jeff HaoEND art_quick_shr_long 19325bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee 19335bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee /* 19345bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * Long integer shift. This is different from the generic 32/64-bit 19355bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * binary operations because vAA/vBB are 64-bit but vCC (the shift 19365bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * distance) is 32-bit. Also, Dalvik requires us to ignore all but the low 19375bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * 6 bits. 19385bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee * On entry: 1939590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic * $a0: low word 1940590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic * $a1: high word 1941590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic * $a2: shift count 19425bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee */ 19435bc5a7b9d9adcfb50e18bd3776d3875ad7a4ae8cbuzbee /* ushr-long vAA, vBB, vCC */ 19441d8cdbc5202378a5f1a4b3a1fba610675ed4dcd5Ian RogersENTRY_NO_GP art_quick_ushr_long 1945fc6a30e2fa8f0d44e6c95bbeb5deca4b499f67cejeffhao srl $v1, $a1, $a2 # rhi<- ahi >> (shift&31) 19467fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao srl $v0, $a0, $a2 # rlo<- alo >> (shift&31) 19477fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao not $a0, $a2 # alo<- 31-shift (shift is 5b) 19487fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao sll $a1, 1 19497fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao sll $a1, $a0 # ahi<- ahi << (32-(shift&31)) 19507fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao andi $a2, 0x20 # shift & 0x20 1951e34652f15f32666323052a6718a63248244f1e66Duane Sand beqz $a2, 1f 1952e34652f15f32666323052a6718a63248244f1e66Duane Sand or $v0, $a1 # rlo<- rlo | ahi 1953e34652f15f32666323052a6718a63248244f1e66Duane Sand 1954e34652f15f32666323052a6718a63248244f1e66Duane Sand move $v0, $v1 # rlo<- rhi (if shift&0x20) 1955e34652f15f32666323052a6718a63248244f1e66Duane Sand move $v1, $zero # rhi<- 0 (if shift&0x20) 1956e34652f15f32666323052a6718a63248244f1e66Duane Sand 19578d36591d93920e7b7830c3ffee3759b561f5339eAndreas Gampe1: jalr $zero, $ra 1958e34652f15f32666323052a6718a63248244f1e66Duane Sand nop 1959d4c3f7d4e850049b3c1019e451b18b05443b0f28Jeff HaoEND art_quick_ushr_long 19607fbee0731b14b5bf392a4254f5cd84685ab517dajeffhao 1961cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen/* java.lang.String.indexOf(int ch, int fromIndex=0) */ 1962cf283daf579e9eda586f312c3fc89444601e2525Chris LarsenENTRY_NO_GP art_quick_indexof 1963cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen/* $a0 holds address of "this" */ 1964cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen/* $a1 holds "ch" */ 1965cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen/* $a2 holds "fromIndex" */ 1966cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen lw $t0, MIRROR_STRING_COUNT_OFFSET($a0) # this.length() 1967590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic slt $t1, $a2, $zero # if fromIndex < 0 1968cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen#if defined(_MIPS_ARCH_MIPS32R6) || defined(_MIPS_ARCH_MIPS64R6) 1969590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic seleqz $a2, $a2, $t1 # fromIndex = 0; 1970cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen#else 1971590b1362b64d7feeb688d787c1d140d9b7ca78b1Goran Jakovljevic movn $a2, $zero, $t1 # fromIndex = 0; 1972cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen#endif 1973cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen subu $t0, $t0, $a2 # this.length() - fromIndex 1974cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen blez $t0, 6f # if this.length()-fromIndex <= 0 1975cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen li $v0, -1 # return -1; 1976cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen 1977cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen sll $v0, $a2, 1 # $a0 += $a2 * 2 1978ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson addu $a0, $a0, $v0 # " ditto " 1979cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen move $v0, $a2 # Set i to fromIndex. 1980cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen 1981cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen1: 1982cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen lhu $t3, MIRROR_STRING_VALUE_OFFSET($a0) # if this.charAt(i) == ch 1983cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen beq $t3, $a1, 6f # return i; 1984cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen addu $a0, $a0, 2 # i++ 1985cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen subu $t0, $t0, 1 # this.length() - i 1986cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen bnez $t0, 1b # while this.length() - i > 0 1987cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen addu $v0, $v0, 1 # i++ 1988cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen 1989cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen li $v0, -1 # if this.length() - i <= 0 1990cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen # return -1; 1991cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen 1992cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen6: 1993cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen j $ra 1994cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen nop 1995cf283daf579e9eda586f312c3fc89444601e2525Chris LarsenEND art_quick_indexof 1996cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen 1997cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen/* java.lang.String.compareTo(String anotherString) */ 1998cf283daf579e9eda586f312c3fc89444601e2525Chris LarsenENTRY_NO_GP art_quick_string_compareto 1999cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen/* $a0 holds address of "this" */ 2000cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen/* $a1 holds address of "anotherString" */ 2001cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen beq $a0, $a1, 9f # this and anotherString are the same object 2002cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen move $v0, $zero 2003cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen 2004cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen lw $a2, MIRROR_STRING_COUNT_OFFSET($a0) # this.length() 2005cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen lw $a3, MIRROR_STRING_COUNT_OFFSET($a1) # anotherString.length() 2006cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen MINu $t2, $a2, $a3 2007cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen# $t2 now holds min(this.length(),anotherString.length()) 2008cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen 2009cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen beqz $t2, 9f # while min(this.length(),anotherString.length())-i != 0 2010cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen subu $v0, $a2, $a3 # if $t2==0 return 2011cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen # (this.length() - anotherString.length()) 2012cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen1: 2013cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen lhu $t0, MIRROR_STRING_VALUE_OFFSET($a0) # while this.charAt(i) == anotherString.charAt(i) 2014cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen lhu $t1, MIRROR_STRING_VALUE_OFFSET($a1) 2015cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen bne $t0, $t1, 9f # if this.charAt(i) != anotherString.charAt(i) 2016cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen subu $v0, $t0, $t1 # return (this.charAt(i) - anotherString.charAt(i)) 2017cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen addiu $a0, $a0, 2 # point at this.charAt(i++) 2018cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen subu $t2, $t2, 1 # new value of 2019cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen # min(this.length(),anotherString.length())-i 2020cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen bnez $t2, 1b 2021cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen addiu $a1, $a1, 2 # point at anotherString.charAt(i++) 2022cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen subu $v0, $a2, $a3 2023cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen 2024cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen9: 2025cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen j $ra 2026cf283daf579e9eda586f312c3fc89444601e2525Chris Larsen nop 2027cf283daf579e9eda586f312c3fc89444601e2525Chris LarsenEND art_quick_string_compareto 2028ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson 2029ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson.extern artInvokePolymorphic 2030ac141397dc29189ad2b2df41f8d4312246beec60Orion HodsonENTRY art_quick_invoke_polymorphic 2031ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson SETUP_SAVE_REFS_AND_ARGS_FRAME 2032ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson move $a2, rSELF # Make $a2 an alias for the current Thread. 2033c480b9853ac7be67581cd26c49c2ed7426ae68a4Alexey Frunze addiu $a3, $sp, ARG_SLOT_SIZE # Make $a3 a pointer to the saved frame context. 2034ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson sw $zero, 20($sp) # Initialize JValue result. 2035ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson sw $zero, 16($sp) 2036ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson la $t9, artInvokePolymorphic 2037ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson jalr $t9 # (result, receiver, Thread*, context) 2038c480b9853ac7be67581cd26c49c2ed7426ae68a4Alexey Frunze addiu $a0, $sp, 16 # Make $a0 a pointer to the JValue result 2039ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson.macro MATCH_RETURN_TYPE c, handler 2040ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson li $t0, \c 2041ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson beq $v0, $t0, \handler 2042ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson.endm 2043ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson MATCH_RETURN_TYPE 'V', .Lcleanup_and_return 2044ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson MATCH_RETURN_TYPE 'L', .Lstore_int_result 2045ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson MATCH_RETURN_TYPE 'I', .Lstore_int_result 2046ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson MATCH_RETURN_TYPE 'J', .Lstore_long_result 2047ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson MATCH_RETURN_TYPE 'B', .Lstore_int_result 2048ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson MATCH_RETURN_TYPE 'C', .Lstore_char_result 2049ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson MATCH_RETURN_TYPE 'D', .Lstore_double_result 2050ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson MATCH_RETURN_TYPE 'F', .Lstore_float_result 2051ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson MATCH_RETURN_TYPE 'S', .Lstore_int_result 2052c480b9853ac7be67581cd26c49c2ed7426ae68a4Alexey Frunze MATCH_RETURN_TYPE 'Z', .Lstore_boolean_result 2053ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson.purgem MATCH_RETURN_TYPE 2054ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson nop 2055ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson b .Lcleanup_and_return 2056ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson nop 2057ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson.Lstore_boolean_result: 2058ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson b .Lcleanup_and_return 2059c480b9853ac7be67581cd26c49c2ed7426ae68a4Alexey Frunze lbu $v0, 16($sp) # Move byte from JValue result to return value register. 2060ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson.Lstore_char_result: 2061ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson b .Lcleanup_and_return 2062c480b9853ac7be67581cd26c49c2ed7426ae68a4Alexey Frunze lhu $v0, 16($sp) # Move char from JValue result to return value register. 2063ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson.Lstore_double_result: 2064ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson.Lstore_float_result: 2065ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson LDu $f0, $f1, 16, $sp, $t0 # Move double/float from JValue result to return value register. 2066ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson b .Lcleanup_and_return 2067ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson nop 2068ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson.Lstore_long_result: 2069ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson lw $v1, 20($sp) # Move upper bits from JValue result to return value register. 2070ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson // Fall-through for lower bits. 2071ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson.Lstore_int_result: 2072ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson lw $v0, 16($sp) # Move lower bits from JValue result to return value register. 2073ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson // Fall-through to clean up and return. 2074ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson.Lcleanup_and_return: 2075ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson lw $t7, THREAD_EXCEPTION_OFFSET(rSELF) # Load Thread::Current()->exception_ 2076ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson RESTORE_SAVE_REFS_AND_ARGS_FRAME 2077ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson bnez $t7, 1f # Success if no exception is pending. 2078ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson nop 2079ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson jalr $zero, $ra 2080ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson nop 2081ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson1: 2082ac141397dc29189ad2b2df41f8d4312246beec60Orion Hodson DELIVER_PENDING_EXCEPTION 2083ac141397dc29189ad2b2df41f8d4312246beec60Orion HodsonEND art_quick_invoke_polymorphic 2084