Elliott Hughes | 0f3c553 | 2012-03-30 14:51:51 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2012 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
Ian Rogers | 7655f29 | 2013-07-29 11:07:13 -0700 | [diff] [blame] | 17 | #include "asm_support_x86.S" |
Elliott Hughes | 5e28422 | 2012-04-04 13:38:03 -0700 | [diff] [blame] | 18 | |
Dave Allison | bbb32c2 | 2013-11-05 18:25:18 -0800 | [diff] [blame] | 19 | // For x86, the CFA is esp+4, the address above the pushed return address on the stack. |
| 20 | |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 21 | /* |
| 22 | * Macro that sets up the callee save frame to conform with |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 23 | * Runtime::CreateCalleeSaveMethod(kSaveAll) |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 24 | */ |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 25 | MACRO0(SETUP_SAVE_ALL_CALLEE_SAVE_FRAME) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 26 | PUSH edi // Save callee saves (ebx is saved/restored by the upcall) |
| 27 | PUSH esi |
| 28 | PUSH ebp |
Elliott Hughes | ea94421 | 2012-04-05 13:11:53 -0700 | [diff] [blame] | 29 | subl MACRO_LITERAL(16), %esp // Grow stack by 4 words, bottom word will hold Method* |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 30 | CFI_ADJUST_CFA_OFFSET(16) |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 31 | END_MACRO |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 32 | |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 33 | /* |
| 34 | * Macro that sets up the callee save frame to conform with |
| 35 | * Runtime::CreateCalleeSaveMethod(kRefsOnly) |
| 36 | */ |
| 37 | MACRO0(SETUP_REF_ONLY_CALLEE_SAVE_FRAME) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 38 | PUSH edi // Save callee saves (ebx is saved/restored by the upcall) |
| 39 | PUSH esi |
| 40 | PUSH ebp |
Elliott Hughes | ea94421 | 2012-04-05 13:11:53 -0700 | [diff] [blame] | 41 | subl MACRO_LITERAL(16), %esp // Grow stack by 4 words, bottom word will hold Method* |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 42 | CFI_ADJUST_CFA_OFFSET(16) |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 43 | END_MACRO |
| 44 | |
| 45 | MACRO0(RESTORE_REF_ONLY_CALLEE_SAVE_FRAME) |
Mathieu Chartier | 2a6c7b7 | 2013-10-16 11:16:33 -0700 | [diff] [blame] | 46 | addl MACRO_LITERAL(16), %esp // Unwind stack up to return address |
| 47 | POP ebp // Restore callee saves (ebx is saved/restored by the upcall) |
| 48 | POP esi |
| 49 | POP edi |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 50 | CFI_ADJUST_CFA_OFFSET(-28) |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 51 | END_MACRO |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 52 | |
| 53 | /* |
| 54 | * Macro that sets up the callee save frame to conform with |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 55 | * Runtime::CreateCalleeSaveMethod(kRefsAndArgs) |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 56 | */ |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 57 | MACRO0(SETUP_REF_AND_ARGS_CALLEE_SAVE_FRAME) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 58 | PUSH edi // Save callee saves |
| 59 | PUSH esi |
| 60 | PUSH ebp |
| 61 | PUSH ebx // Save args |
| 62 | PUSH edx |
| 63 | PUSH ecx |
| 64 | PUSH eax // Align stack, eax will be clobbered by Method* |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 65 | END_MACRO |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 66 | |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 67 | MACRO0(RESTORE_REF_AND_ARGS_CALLEE_SAVE_FRAME) |
Elliott Hughes | ea94421 | 2012-04-05 13:11:53 -0700 | [diff] [blame] | 68 | addl MACRO_LITERAL(4), %esp // Remove padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 69 | CFI_ADJUST_CFA_OFFSET(-4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 70 | POP ecx // Restore args except eax |
| 71 | POP edx |
| 72 | POP ebx |
| 73 | POP ebp // Restore callee saves |
| 74 | POP esi |
| 75 | POP edi |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 76 | END_MACRO |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 77 | |
| 78 | /* |
| 79 | * Macro that set calls through to artDeliverPendingExceptionFromCode, where the pending |
| 80 | * exception is Thread::Current()->exception_. |
| 81 | */ |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 82 | MACRO0(DELIVER_PENDING_EXCEPTION) |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 83 | SETUP_SAVE_ALL_CALLEE_SAVE_FRAME // save callee saves for throw |
| 84 | mov %esp, %ecx |
| 85 | // Outgoing argument set up |
Elliott Hughes | ea94421 | 2012-04-05 13:11:53 -0700 | [diff] [blame] | 86 | subl MACRO_LITERAL(8), %esp // Alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 87 | CFI_ADJUST_CFA_OFFSET(8) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 88 | PUSH ecx // pass SP |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 89 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 90 | CFI_ADJUST_CFA_OFFSET(4) |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 91 | SETUP_GOT_NOSAVE // clobbers ebx (harmless here) |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 92 | call PLT_SYMBOL(artDeliverPendingExceptionFromCode) // artDeliverPendingExceptionFromCode(Thread*, SP) |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 93 | int3 // unreached |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 94 | END_MACRO |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 95 | |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 96 | MACRO2(NO_ARG_RUNTIME_EXCEPTION, c_name, cxx_name) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 97 | DEFINE_FUNCTION VAR(c_name, 0) |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 98 | SETUP_SAVE_ALL_CALLEE_SAVE_FRAME // save all registers as basis for long jump context |
| 99 | mov %esp, %ecx |
| 100 | // Outgoing argument set up |
Elliott Hughes | ea94421 | 2012-04-05 13:11:53 -0700 | [diff] [blame] | 101 | subl MACRO_LITERAL(8), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 102 | CFI_ADJUST_CFA_OFFSET(8) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 103 | PUSH ecx // pass SP |
Ian Rogers | 55bd45f | 2012-04-04 17:31:20 -0700 | [diff] [blame] | 104 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 105 | CFI_ADJUST_CFA_OFFSET(4) |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 106 | SETUP_GOT_NOSAVE // clobbers ebx (harmless here) |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 107 | call PLT_VAR(cxx_name, 1) // cxx_name(Thread*, SP) |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 108 | int3 // unreached |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 109 | END_FUNCTION VAR(c_name, 0) |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 110 | END_MACRO |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 111 | |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 112 | MACRO2(ONE_ARG_RUNTIME_EXCEPTION, c_name, cxx_name) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 113 | DEFINE_FUNCTION VAR(c_name, 0) |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 114 | SETUP_SAVE_ALL_CALLEE_SAVE_FRAME // save all registers as basis for long jump context |
| 115 | mov %esp, %ecx |
| 116 | // Outgoing argument set up |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 117 | PUSH eax // alignment padding |
| 118 | PUSH ecx // pass SP |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 119 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 120 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 121 | PUSH eax // pass arg1 |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 122 | SETUP_GOT_NOSAVE // clobbers ebx (harmless here) |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 123 | call PLT_VAR(cxx_name, 1) // cxx_name(arg1, Thread*, SP) |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 124 | int3 // unreached |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 125 | END_FUNCTION VAR(c_name, 0) |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 126 | END_MACRO |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 127 | |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 128 | MACRO2(TWO_ARG_RUNTIME_EXCEPTION, c_name, cxx_name) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 129 | DEFINE_FUNCTION VAR(c_name, 0) |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 130 | SETUP_SAVE_ALL_CALLEE_SAVE_FRAME // save all registers as basis for long jump context |
| 131 | mov %esp, %edx |
| 132 | // Outgoing argument set up |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 133 | PUSH edx // pass SP |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 134 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 135 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 136 | PUSH ecx // pass arg2 |
| 137 | PUSH eax // pass arg1 |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 138 | SETUP_GOT_NOSAVE // clobbers ebx (harmless here) |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 139 | call PLT_VAR(cxx_name, 1) // cxx_name(arg1, arg2, Thread*, SP) |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 140 | int3 // unreached |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 141 | END_FUNCTION VAR(c_name, 0) |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 142 | END_MACRO |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 143 | |
| 144 | /* |
| 145 | * Called by managed code to create and deliver a NullPointerException. |
| 146 | */ |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 147 | NO_ARG_RUNTIME_EXCEPTION art_quick_throw_null_pointer_exception, artThrowNullPointerExceptionFromCode |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 148 | |
| 149 | /* |
| 150 | * Called by managed code to create and deliver an ArithmeticException. |
| 151 | */ |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 152 | NO_ARG_RUNTIME_EXCEPTION art_quick_throw_div_zero, artThrowDivZeroFromCode |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 153 | |
| 154 | /* |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 155 | * Called by managed code to create and deliver a StackOverflowError. |
| 156 | */ |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 157 | NO_ARG_RUNTIME_EXCEPTION art_quick_throw_stack_overflow, artThrowStackOverflowFromCode |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 158 | |
| 159 | /* |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 160 | * Called by managed code, saves callee saves and then calls artThrowException |
| 161 | * that will place a mock Method* at the bottom of the stack. Arg1 holds the exception. |
| 162 | */ |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 163 | ONE_ARG_RUNTIME_EXCEPTION art_quick_deliver_exception, artDeliverExceptionFromCode |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 164 | |
| 165 | /* |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 166 | * Called by managed code to create and deliver a NoSuchMethodError. |
| 167 | */ |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 168 | ONE_ARG_RUNTIME_EXCEPTION art_quick_throw_no_such_method, artThrowNoSuchMethodFromCode |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 169 | |
| 170 | /* |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 171 | * Called by managed code to create and deliver an ArrayIndexOutOfBoundsException. Arg1 holds |
| 172 | * index, arg2 holds limit. |
| 173 | */ |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 174 | TWO_ARG_RUNTIME_EXCEPTION art_quick_throw_array_bounds, artThrowArrayBoundsFromCode |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 175 | |
| 176 | /* |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 177 | * All generated callsites for interface invokes and invocation slow paths will load arguments |
| 178 | * as usual - except instead of loading arg0/r0 with the target Method*, arg0/r0 will contain |
| 179 | * the method_idx. This wrapper will save arg1-arg3, load the caller's Method*, align the |
| 180 | * stack and call the appropriate C helper. |
| 181 | * NOTE: "this" is first visible argument of the target, and so can be found in arg1/r1. |
| 182 | * |
| 183 | * The helper will attempt to locate the target and return a 64-bit result in r0/r1 consisting |
| 184 | * of the target Method* in r0 and method->code_ in r1. |
| 185 | * |
| 186 | * If unsuccessful, the helper will return NULL/NULL. There will bea pending exception in the |
| 187 | * thread and we branch to another stub to deliver it. |
| 188 | * |
| 189 | * On success this wrapper will restore arguments and *jump* to the target, leaving the lr |
| 190 | * pointing back to the original caller. |
| 191 | */ |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 192 | MACRO2(INVOKE_TRAMPOLINE, c_name, cxx_name) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 193 | DEFINE_FUNCTION VAR(c_name, 0) |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 194 | // Set up the callee save frame to conform with Runtime::CreateCalleeSaveMethod(kRefsAndArgs) |
| 195 | // return address |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 196 | PUSH edi |
| 197 | PUSH esi |
| 198 | PUSH ebp |
Dave Allison | bbb32c2 | 2013-11-05 18:25:18 -0800 | [diff] [blame] | 199 | PUSH ebx // Save args |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 200 | PUSH edx |
| 201 | PUSH ecx |
Dave Allison | bbb32c2 | 2013-11-05 18:25:18 -0800 | [diff] [blame] | 202 | PUSH eax // <-- callee save Method* to go here |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 203 | movl %esp, %edx // remember SP |
| 204 | // Outgoing argument set up |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 205 | SETUP_GOT_NOSAVE |
Elliott Hughes | ea94421 | 2012-04-05 13:11:53 -0700 | [diff] [blame] | 206 | subl MACRO_LITERAL(12), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 207 | CFI_ADJUST_CFA_OFFSET(12) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 208 | PUSH edx // pass SP |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 209 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 210 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 211 | pushl 32(%edx) // pass caller Method* |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 212 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 213 | PUSH ecx // pass arg2 |
| 214 | PUSH eax // pass arg1 |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 215 | call PLT_VAR(cxx_name, 1) // cxx_name(arg1, arg2, arg3, Thread*, SP) |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 216 | movl %edx, %edi // save code pointer in EDI |
Elliott Hughes | ea94421 | 2012-04-05 13:11:53 -0700 | [diff] [blame] | 217 | addl MACRO_LITERAL(36), %esp // Pop arguments skip eax |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 218 | CFI_ADJUST_CFA_OFFSET(-36) |
Dave Allison | bbb32c2 | 2013-11-05 18:25:18 -0800 | [diff] [blame] | 219 | POP ecx // Restore args except eax |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 220 | POP edx |
| 221 | POP ebx |
Dave Allison | bbb32c2 | 2013-11-05 18:25:18 -0800 | [diff] [blame] | 222 | POP ebp // Restore callee saves |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 223 | POP esi |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 224 | // Swap EDI callee save with code pointer. |
| 225 | xchgl %edi, (%esp) |
| 226 | testl %eax, %eax // Branch forward if exception pending. |
| 227 | jz 1f |
| 228 | // Tail call to intended method. |
| 229 | ret |
| 230 | 1: |
jeffhao | 20b5c6c | 2012-05-21 14:15:18 -0700 | [diff] [blame] | 231 | addl MACRO_LITERAL(4), %esp // Pop code pointer off stack |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 232 | CFI_ADJUST_CFA_OFFSET(-4) |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 233 | DELIVER_PENDING_EXCEPTION |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 234 | END_FUNCTION VAR(c_name, 0) |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 235 | END_MACRO |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 236 | |
Logan Chien | 8dbb708 | 2013-01-25 20:31:17 +0800 | [diff] [blame] | 237 | INVOKE_TRAMPOLINE art_quick_invoke_interface_trampoline, artInvokeInterfaceTrampoline |
| 238 | INVOKE_TRAMPOLINE art_quick_invoke_interface_trampoline_with_access_check, artInvokeInterfaceTrampolineWithAccessCheck |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 239 | |
Logan Chien | 8dbb708 | 2013-01-25 20:31:17 +0800 | [diff] [blame] | 240 | INVOKE_TRAMPOLINE art_quick_invoke_static_trampoline_with_access_check, artInvokeStaticTrampolineWithAccessCheck |
| 241 | INVOKE_TRAMPOLINE art_quick_invoke_direct_trampoline_with_access_check, artInvokeDirectTrampolineWithAccessCheck |
| 242 | INVOKE_TRAMPOLINE art_quick_invoke_super_trampoline_with_access_check, artInvokeSuperTrampolineWithAccessCheck |
| 243 | INVOKE_TRAMPOLINE art_quick_invoke_virtual_trampoline_with_access_check, artInvokeVirtualTrampolineWithAccessCheck |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 244 | |
Jeff Hao | 5d91730 | 2013-02-27 17:57:33 -0800 | [diff] [blame] | 245 | /* |
Jeff Hao | 6474d19 | 2013-03-26 14:08:09 -0700 | [diff] [blame] | 246 | * Quick invocation stub. |
| 247 | * On entry: |
| 248 | * [sp] = return address |
| 249 | * [sp + 4] = method pointer |
| 250 | * [sp + 8] = argument array or NULL for no argument methods |
| 251 | * [sp + 12] = size of argument array in bytes |
| 252 | * [sp + 16] = (managed) thread pointer |
| 253 | * [sp + 20] = JValue* result |
| 254 | * [sp + 24] = result type char |
Jeff Hao | 5d91730 | 2013-02-27 17:57:33 -0800 | [diff] [blame] | 255 | */ |
| 256 | DEFINE_FUNCTION art_quick_invoke_stub |
| 257 | PUSH ebp // save ebp |
| 258 | PUSH ebx // save ebx |
| 259 | mov %esp, %ebp // copy value of stack pointer into base pointer |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 260 | CFI_DEF_CFA_REGISTER(ebp) |
Jeff Hao | 5d91730 | 2013-02-27 17:57:33 -0800 | [diff] [blame] | 261 | mov 20(%ebp), %ebx // get arg array size |
| 262 | addl LITERAL(28), %ebx // reserve space for return addr, method*, ebx, and ebp in frame |
Jeff Hao | 6474d19 | 2013-03-26 14:08:09 -0700 | [diff] [blame] | 263 | andl LITERAL(0xFFFFFFF0), %ebx // align frame size to 16 bytes |
Jeff Hao | 5d91730 | 2013-02-27 17:57:33 -0800 | [diff] [blame] | 264 | subl LITERAL(12), %ebx // remove space for return address, ebx, and ebp |
| 265 | subl %ebx, %esp // reserve stack space for argument array |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 266 | SETUP_GOT_NOSAVE // clobbers ebx (harmless here) |
Jeff Hao | 5d91730 | 2013-02-27 17:57:33 -0800 | [diff] [blame] | 267 | lea 4(%esp), %eax // use stack pointer + method ptr as dest for memcpy |
| 268 | pushl 20(%ebp) // push size of region to memcpy |
| 269 | pushl 16(%ebp) // push arg array as source of memcpy |
| 270 | pushl %eax // push stack pointer as destination of memcpy |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 271 | call PLT_SYMBOL(memcpy) // (void*, const void*, size_t) |
Jeff Hao | 5d91730 | 2013-02-27 17:57:33 -0800 | [diff] [blame] | 272 | addl LITERAL(12), %esp // pop arguments to memcpy |
| 273 | movl LITERAL(0), (%esp) // store NULL for method* |
| 274 | mov 12(%ebp), %eax // move method pointer into eax |
| 275 | mov 4(%esp), %ecx // copy arg1 into ecx |
| 276 | mov 8(%esp), %edx // copy arg2 into edx |
| 277 | mov 12(%esp), %ebx // copy arg3 into ebx |
Ian Rogers | 225ade2 | 2013-03-18 17:45:44 -0700 | [diff] [blame] | 278 | call *METHOD_CODE_OFFSET(%eax) // call the method |
Jeff Hao | 5d91730 | 2013-02-27 17:57:33 -0800 | [diff] [blame] | 279 | mov %ebp, %esp // restore stack pointer |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 280 | CFI_DEF_CFA_REGISTER(esp) |
Jeff Hao | 5d91730 | 2013-02-27 17:57:33 -0800 | [diff] [blame] | 281 | POP ebx // pop ebx |
| 282 | POP ebp // pop ebp |
| 283 | mov 20(%esp), %ecx // get result pointer |
Jeff Hao | 6474d19 | 2013-03-26 14:08:09 -0700 | [diff] [blame] | 284 | cmpl LITERAL(68), 24(%esp) // test if result type char == 'D' |
| 285 | je return_double_quick |
| 286 | cmpl LITERAL(70), 24(%esp) // test if result type char == 'F' |
| 287 | je return_float_quick |
Jeff Hao | 5d91730 | 2013-02-27 17:57:33 -0800 | [diff] [blame] | 288 | mov %eax, (%ecx) // store the result |
| 289 | mov %edx, 4(%ecx) // store the other half of the result |
Jeff Hao | 6474d19 | 2013-03-26 14:08:09 -0700 | [diff] [blame] | 290 | ret |
| 291 | return_double_quick: |
| 292 | return_float_quick: |
Jeff Hao | 5d91730 | 2013-02-27 17:57:33 -0800 | [diff] [blame] | 293 | movsd %xmm0, (%ecx) // store the floating point result |
| 294 | ret |
| 295 | END_FUNCTION art_quick_invoke_stub |
| 296 | |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 297 | MACRO3(NO_ARG_DOWNCALL, c_name, cxx_name, return_macro) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 298 | DEFINE_FUNCTION VAR(c_name, 0) |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 299 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
| 300 | mov %esp, %edx // remember SP |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 301 | SETUP_GOT_NOSAVE // clobbers ebx (harmless here) |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 302 | // Outgoing argument set up |
| 303 | subl MACRO_LITERAL(8), %esp // push padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 304 | CFI_ADJUST_CFA_OFFSET(8) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 305 | PUSH edx // pass SP |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 306 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 307 | CFI_ADJUST_CFA_OFFSET(4) |
| 308 | call PLT_VAR(cxx_name, 1) // cxx_name(Thread*, SP) |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 309 | addl MACRO_LITERAL(16), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 310 | CFI_ADJUST_CFA_OFFSET(-16) |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 311 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
Elliott Hughes | 754caaa | 2012-04-10 10:57:36 -0700 | [diff] [blame] | 312 | CALL_MACRO(return_macro, 2) // return or deliver exception |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 313 | END_FUNCTION VAR(c_name, 0) |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 314 | END_MACRO |
| 315 | |
| 316 | MACRO3(ONE_ARG_DOWNCALL, c_name, cxx_name, return_macro) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 317 | DEFINE_FUNCTION VAR(c_name, 0) |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 318 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
| 319 | mov %esp, %edx // remember SP |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 320 | SETUP_GOT_NOSAVE // clobbers EBX |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 321 | // Outgoing argument set up |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 322 | PUSH eax // push padding |
| 323 | PUSH edx // pass SP |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 324 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 325 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 326 | PUSH eax // pass arg1 |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 327 | call PLT_VAR(cxx_name, 1) // cxx_name(arg1, Thread*, SP) |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 328 | addl MACRO_LITERAL(16), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 329 | CFI_ADJUST_CFA_OFFSET(-16) |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 330 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
Elliott Hughes | 754caaa | 2012-04-10 10:57:36 -0700 | [diff] [blame] | 331 | CALL_MACRO(return_macro, 2) // return or deliver exception |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 332 | END_FUNCTION VAR(c_name, 0) |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 333 | END_MACRO |
| 334 | |
| 335 | MACRO3(TWO_ARG_DOWNCALL, c_name, cxx_name, return_macro) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 336 | DEFINE_FUNCTION VAR(c_name, 0) |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 337 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
| 338 | mov %esp, %edx // remember SP |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 339 | SETUP_GOT_NOSAVE // clobbers EBX |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 340 | // Outgoing argument set up |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 341 | PUSH edx // pass SP |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 342 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 343 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 344 | PUSH ecx // pass arg2 |
| 345 | PUSH eax // pass arg1 |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 346 | call PLT_VAR(cxx_name, 1) // cxx_name(arg1, arg2, Thread*, SP) |
Elliott Hughes | ea94421 | 2012-04-05 13:11:53 -0700 | [diff] [blame] | 347 | addl MACRO_LITERAL(16), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 348 | CFI_ADJUST_CFA_OFFSET(-16) |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 349 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
Elliott Hughes | 754caaa | 2012-04-10 10:57:36 -0700 | [diff] [blame] | 350 | CALL_MACRO(return_macro, 2) // return or deliver exception |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 351 | END_FUNCTION VAR(c_name, 0) |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 352 | END_MACRO |
| 353 | |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 354 | MACRO3(THREE_ARG_DOWNCALL, c_name, cxx_name, return_macro) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 355 | DEFINE_FUNCTION VAR(c_name, 0) |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 356 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
| 357 | mov %esp, %ebx // remember SP |
| 358 | // Outgoing argument set up |
Elliott Hughes | ea94421 | 2012-04-05 13:11:53 -0700 | [diff] [blame] | 359 | subl MACRO_LITERAL(12), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 360 | CFI_ADJUST_CFA_OFFSET(12) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 361 | PUSH ebx // pass SP |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 362 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 363 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 364 | PUSH edx // pass arg3 |
| 365 | PUSH ecx // pass arg2 |
| 366 | PUSH eax // pass arg1 |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 367 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 368 | call PLT_VAR(cxx_name, 1) // cxx_name(arg1, arg2, arg3, Thread*, SP) |
Elliott Hughes | ea94421 | 2012-04-05 13:11:53 -0700 | [diff] [blame] | 369 | addl MACRO_LITERAL(32), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 370 | CFI_ADJUST_CFA_OFFSET(-32) |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 371 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
Elliott Hughes | 754caaa | 2012-04-10 10:57:36 -0700 | [diff] [blame] | 372 | CALL_MACRO(return_macro, 2) // return or deliver exception |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 373 | END_FUNCTION VAR(c_name, 0) |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 374 | END_MACRO |
| 375 | |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 376 | MACRO0(RETURN_IF_RESULT_IS_NON_ZERO) |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 377 | testl %eax, %eax // eax == 0 ? |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 378 | jz 1f // if eax == 0 goto 1 |
| 379 | ret // return |
| 380 | 1: // deliver exception on current thread |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 381 | DELIVER_PENDING_EXCEPTION |
| 382 | END_MACRO |
| 383 | |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 384 | MACRO0(RETURN_IF_EAX_ZERO) |
| 385 | testl %eax, %eax // eax == 0 ? |
| 386 | jnz 1f // if eax != 0 goto 1 |
| 387 | ret // return |
| 388 | 1: // deliver exception on current thread |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 389 | DELIVER_PENDING_EXCEPTION |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 390 | END_MACRO |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 391 | |
jeffhao | d66a875 | 2012-05-22 15:30:16 -0700 | [diff] [blame] | 392 | MACRO0(RETURN_OR_DELIVER_PENDING_EXCEPTION) |
| 393 | mov %fs:THREAD_EXCEPTION_OFFSET, %ebx // get exception field |
| 394 | testl %ebx, %ebx // ebx == 0 ? |
| 395 | jnz 1f // if ebx != 0 goto 1 |
| 396 | ret // return |
| 397 | 1: // deliver exception on current thread |
| 398 | DELIVER_PENDING_EXCEPTION |
| 399 | END_MACRO |
| 400 | |
Mathieu Chartier | 7410f29 | 2013-11-24 13:17:35 -0800 | [diff] [blame] | 401 | // Generate the allocation entrypoints for each allocator. |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 402 | // TODO: use arch/quick_alloc_entrypoints.S. Currently we don't as we need to use concatenation |
| 403 | // macros to work around differences between OS/X's as and binutils as (OS/X lacks named arguments |
| 404 | // to macros and the VAR macro won't concatenate arguments properly), this also breaks having |
| 405 | // multi-line macros that use each other (hence using 1 macro per newline below). |
| 406 | #define GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT(c_suffix, cxx_suffix) \ |
| 407 | TWO_ARG_DOWNCALL art_quick_alloc_object ## c_suffix, artAllocObjectFromCode ## cxx_suffix, RETURN_IF_RESULT_IS_NON_ZERO |
| 408 | #define GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_WITH_ACCESS_CHECK(c_suffix, cxx_suffix) \ |
| 409 | TWO_ARG_DOWNCALL art_quick_alloc_object_with_access_check ## c_suffix, artAllocObjectFromCodeWithAccessCheck ## cxx_suffix, RETURN_IF_RESULT_IS_NON_ZERO |
| 410 | #define GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY(c_suffix, cxx_suffix) \ |
| 411 | THREE_ARG_DOWNCALL art_quick_alloc_array ## c_suffix, artAllocArrayFromCode ## cxx_suffix, RETURN_IF_RESULT_IS_NON_ZERO |
| 412 | #define GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY_WITH_ACCESS_CHECK(c_suffix, cxx_suffix) \ |
| 413 | THREE_ARG_DOWNCALL art_quick_alloc_array_with_access_check ## c_suffix, artAllocArrayFromCodeWithAccessCheck ## cxx_suffix, RETURN_IF_RESULT_IS_NON_ZERO |
| 414 | #define GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY(c_suffix, cxx_suffix) \ |
| 415 | THREE_ARG_DOWNCALL art_quick_check_and_alloc_array ## c_suffix, artCheckAndAllocArrayFromCode ## cxx_suffix, RETURN_IF_RESULT_IS_NON_ZERO |
| 416 | #define GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY_WITH_ACCESS_CHECK(c_suffix, cxx_suffix) \ |
| 417 | THREE_ARG_DOWNCALL art_quick_check_and_alloc_array_with_access_check ## c_suffix, artCheckAndAllocArrayFromCodeWithAccessCheck ## cxx_suffix, RETURN_IF_RESULT_IS_NON_ZERO |
| 418 | |
| 419 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT(_dlmalloc, DlMalloc) |
| 420 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_WITH_ACCESS_CHECK(_dlmalloc, DlMalloc) |
| 421 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY(_dlmalloc, DlMalloc) |
| 422 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY_WITH_ACCESS_CHECK(_dlmalloc, DlMalloc) |
| 423 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY(_dlmalloc, DlMalloc) |
| 424 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY_WITH_ACCESS_CHECK(_dlmalloc, DlMalloc) |
| 425 | |
| 426 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT(_dlmalloc_instrumented, DlMallocInstrumented) |
| 427 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_WITH_ACCESS_CHECK(_dlmalloc_instrumented, DlMallocInstrumented) |
| 428 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY(_dlmalloc_instrumented, DlMallocInstrumented) |
| 429 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY_WITH_ACCESS_CHECK(_dlmalloc_instrumented, DlMallocInstrumented) |
| 430 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY(_dlmalloc_instrumented, DlMallocInstrumented) |
| 431 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY_WITH_ACCESS_CHECK(_dlmalloc_instrumented, DlMallocInstrumented) |
| 432 | |
| 433 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT(_rosalloc, RosAlloc) |
| 434 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_WITH_ACCESS_CHECK(_rosalloc, RosAlloc) |
| 435 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY(_rosalloc, RosAlloc) |
| 436 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY_WITH_ACCESS_CHECK(_rosalloc, RosAlloc) |
| 437 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY(_rosalloc, RosAlloc) |
| 438 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY_WITH_ACCESS_CHECK(_rosalloc, RosAlloc) |
| 439 | |
| 440 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT(_rosalloc_instrumented, RosAllocInstrumented) |
| 441 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_WITH_ACCESS_CHECK(_rosalloc_instrumented, RosAllocInstrumented) |
| 442 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY(_rosalloc_instrumented, RosAllocInstrumented) |
| 443 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY_WITH_ACCESS_CHECK(_rosalloc_instrumented, RosAllocInstrumented) |
| 444 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY(_rosalloc_instrumented, RosAllocInstrumented) |
| 445 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY_WITH_ACCESS_CHECK(_rosalloc_instrumented, RosAllocInstrumented) |
| 446 | |
| 447 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT(_bump_pointer, BumpPointer) |
| 448 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_WITH_ACCESS_CHECK(_bump_pointer, BumpPointer) |
| 449 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY(_bump_pointer, BumpPointer) |
| 450 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY_WITH_ACCESS_CHECK(_bump_pointer, BumpPointer) |
| 451 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY(_bump_pointer, BumpPointer) |
| 452 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY_WITH_ACCESS_CHECK(_bump_pointer, BumpPointer) |
| 453 | |
| 454 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT(_bump_pointer_instrumented, BumpPointerInstrumented) |
| 455 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_WITH_ACCESS_CHECK(_bump_pointer_instrumented, BumpPointerInstrumented) |
| 456 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY(_bump_pointer_instrumented, BumpPointerInstrumented) |
| 457 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY_WITH_ACCESS_CHECK(_bump_pointer_instrumented, BumpPointerInstrumented) |
| 458 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY(_bump_pointer_instrumented, BumpPointerInstrumented) |
| 459 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY_WITH_ACCESS_CHECK(_bump_pointer_instrumented, BumpPointerInstrumented) |
| 460 | |
| 461 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT(_tlab, TLAB) |
| 462 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_WITH_ACCESS_CHECK(_tlab, TLAB) |
| 463 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY(_tlab, TLAB) |
| 464 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY_WITH_ACCESS_CHECK(_tlab, TLAB) |
| 465 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY(_tlab, TLAB) |
| 466 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY_WITH_ACCESS_CHECK(_tlab, TLAB) |
| 467 | |
| 468 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT(_tlab_instrumented, TLABInstrumented) |
| 469 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_WITH_ACCESS_CHECK(_tlab_instrumented, TLABInstrumented) |
| 470 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY(_tlab_instrumented, TLABInstrumented) |
| 471 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY_WITH_ACCESS_CHECK(_tlab_instrumented, TLABInstrumented) |
| 472 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY(_tlab_instrumented, TLABInstrumented) |
| 473 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY_WITH_ACCESS_CHECK(_tlab_instrumented, TLABInstrumented) |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 474 | |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 475 | TWO_ARG_DOWNCALL art_quick_resolve_string, artResolveStringFromCode, RETURN_IF_RESULT_IS_NON_ZERO |
| 476 | TWO_ARG_DOWNCALL art_quick_initialize_static_storage, artInitializeStaticStorageFromCode, RETURN_IF_RESULT_IS_NON_ZERO |
| 477 | TWO_ARG_DOWNCALL art_quick_initialize_type, artInitializeTypeFromCode, RETURN_IF_RESULT_IS_NON_ZERO |
| 478 | TWO_ARG_DOWNCALL art_quick_initialize_type_and_verify_access, artInitializeTypeAndVerifyAccessFromCode, RETURN_IF_RESULT_IS_NON_ZERO |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 479 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 480 | TWO_ARG_DOWNCALL art_quick_handle_fill_data, artHandleFillArrayDataFromCode, RETURN_IF_EAX_ZERO |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 481 | |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 482 | DEFINE_FUNCTION art_quick_lock_object |
| 483 | testl %eax, %eax // null check object/eax |
| 484 | jz slow_lock |
| 485 | retry_lock: |
| 486 | movl LOCK_WORD_OFFSET(%eax), %ecx // ecx := lock word |
Mathieu Chartier | ad2541a | 2013-10-25 10:05:23 -0700 | [diff] [blame] | 487 | test LITERAL(0xC0000000), %ecx // test the 2 high bits. |
| 488 | jne slow_lock // slow path if either of the two high bits are set. |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 489 | movl %fs:THREAD_ID_OFFSET, %edx // edx := thread id |
| 490 | test %ecx, %ecx |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 491 | jnz already_thin // lock word contains a thin lock |
| 492 | // unlocked case - %edx holds thread id with count of 0 |
| 493 | movl %eax, %ecx // remember object in case of retry |
| 494 | xor %eax, %eax // eax == 0 for comparison with lock word in cmpxchg |
| 495 | lock cmpxchg %edx, LOCK_WORD_OFFSET(%ecx) |
| 496 | jnz cmpxchg_fail // cmpxchg failed retry |
| 497 | ret |
| 498 | cmpxchg_fail: |
| 499 | movl %ecx, %eax // restore eax |
| 500 | jmp retry_lock |
| 501 | already_thin: |
| 502 | cmpw %ax, %dx // do we hold the lock already? |
| 503 | jne slow_lock |
| 504 | addl LITERAL(65536), %eax // increment recursion count |
Mathieu Chartier | ad2541a | 2013-10-25 10:05:23 -0700 | [diff] [blame] | 505 | test LITERAL(0xC0000000), %eax // overflowed if either of top two bits are set |
| 506 | jne slow_lock // count overflowed so go slow |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 507 | movl %eax, LOCK_WORD_OFFSET(%ecx) // update lockword, cmpxchg not necessary as we hold lock |
| 508 | ret |
| 509 | slow_lock: |
| 510 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
| 511 | mov %esp, %edx // remember SP |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 512 | SETUP_GOT_NOSAVE // clobbers EBX |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 513 | // Outgoing argument set up |
| 514 | PUSH eax // push padding |
| 515 | PUSH edx // pass SP |
| 516 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 517 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 518 | PUSH eax // pass object |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 519 | call PLT_SYMBOL(artLockObjectFromCode) // artLockObjectFromCode(object, Thread*, SP) |
| 520 | addl LITERAL(16), %esp // pop arguments |
| 521 | CFI_ADJUST_CFA_OFFSET(-16) |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 522 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
| 523 | RETURN_IF_EAX_ZERO |
| 524 | END_FUNCTION art_quick_lock_object |
| 525 | |
| 526 | DEFINE_FUNCTION art_quick_unlock_object |
| 527 | testl %eax, %eax // null check object/eax |
| 528 | jz slow_unlock |
| 529 | movl LOCK_WORD_OFFSET(%eax), %ecx // ecx := lock word |
| 530 | movl %fs:THREAD_ID_OFFSET, %edx // edx := thread id |
| 531 | test %ecx, %ecx |
| 532 | jb slow_unlock // lock word contains a monitor |
| 533 | cmpw %cx, %dx // does the thread id match? |
| 534 | jne slow_unlock |
| 535 | cmpl LITERAL(65536), %ecx |
| 536 | jae recursive_thin_unlock |
| 537 | movl LITERAL(0), LOCK_WORD_OFFSET(%eax) |
| 538 | ret |
| 539 | recursive_thin_unlock: |
| 540 | subl LITERAL(65536), %ecx |
| 541 | mov %ecx, LOCK_WORD_OFFSET(%eax) |
| 542 | ret |
| 543 | slow_unlock: |
| 544 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
| 545 | mov %esp, %edx // remember SP |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 546 | SETUP_GOT_NOSAVE // clobbers EBX |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 547 | // Outgoing argument set up |
| 548 | PUSH eax // push padding |
| 549 | PUSH edx // pass SP |
| 550 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 551 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 552 | PUSH eax // pass object |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 553 | call PLT_SYMBOL(artUnlockObjectFromCode) // artUnlockObjectFromCode(object, Thread*, SP) |
| 554 | addl LITERAL(16), %esp // pop arguments |
| 555 | CFI_ADJUST_CFA_OFFSET(-16) |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 556 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
| 557 | RETURN_IF_EAX_ZERO |
| 558 | END_FUNCTION art_quick_unlock_object |
| 559 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 560 | DEFINE_FUNCTION art_quick_is_assignable |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 561 | SETUP_GOT_NOSAVE // clobbers EBX |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 562 | PUSH eax // alignment padding |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 563 | PUSH ecx // pass arg2 - obj->klass |
| 564 | PUSH eax // pass arg1 - checked class |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 565 | call PLT_SYMBOL(artIsAssignableFromCode) // (Class* klass, Class* ref_klass) |
Ian Rogers | 55bd45f | 2012-04-04 17:31:20 -0700 | [diff] [blame] | 566 | addl LITERAL(12), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 567 | CFI_ADJUST_CFA_OFFSET(-12) |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 568 | ret |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 569 | END_FUNCTION art_quick_is_assignable |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 570 | |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 571 | DEFINE_FUNCTION art_quick_check_cast |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 572 | SETUP_GOT_NOSAVE // clobbers EBX |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 573 | PUSH eax // alignment padding |
| 574 | PUSH ecx // pass arg2 - obj->klass |
| 575 | PUSH eax // pass arg1 - checked class |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 576 | call PLT_SYMBOL(artIsAssignableFromCode) // (Class* klass, Class* ref_klass) |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 577 | testl %eax, %eax |
| 578 | jz 1f // jump forward if not assignable |
| 579 | addl LITERAL(12), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 580 | CFI_ADJUST_CFA_OFFSET(-12) |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 581 | ret |
| 582 | 1: |
| 583 | POP eax // pop arguments |
| 584 | POP ecx |
| 585 | addl LITERAL(4), %esp |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 586 | CFI_ADJUST_CFA_OFFSET(-12) |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 587 | SETUP_SAVE_ALL_CALLEE_SAVE_FRAME // save all registers as basis for long jump context |
| 588 | mov %esp, %edx |
| 589 | // Outgoing argument set up |
| 590 | PUSH edx // pass SP |
| 591 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 592 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 593 | PUSH ecx // pass arg2 |
| 594 | PUSH eax // pass arg1 |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 595 | call PLT_SYMBOL(artThrowClassCastException) // (Class* a, Class* b, Thread*, SP) |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 596 | int3 // unreached |
| 597 | END_FUNCTION art_quick_check_cast |
| 598 | |
| 599 | /* |
| 600 | * Entry from managed code for array put operations of objects where the value being stored |
| 601 | * needs to be checked for compatibility. |
| 602 | * eax = array, ecx = index, edx = value |
| 603 | */ |
| 604 | DEFINE_FUNCTION art_quick_aput_obj_with_null_and_bound_check |
| 605 | testl %eax, %eax |
| 606 | jnz art_quick_aput_obj_with_bound_check |
| 607 | jmp art_quick_throw_null_pointer_exception |
| 608 | END_FUNCTION art_quick_aput_obj_with_null_and_bound_check |
| 609 | |
| 610 | DEFINE_FUNCTION art_quick_aput_obj_with_bound_check |
| 611 | movl ARRAY_LENGTH_OFFSET(%eax), %ebx |
| 612 | cmpl %ebx, %ecx |
| 613 | jb art_quick_aput_obj |
| 614 | mov %ecx, %eax |
| 615 | mov %ebx, %ecx |
| 616 | jmp art_quick_throw_array_bounds |
| 617 | END_FUNCTION art_quick_aput_obj_with_bound_check |
| 618 | |
| 619 | DEFINE_FUNCTION art_quick_aput_obj |
| 620 | test %edx, %edx // store of null |
| 621 | jz do_aput_null |
| 622 | movl CLASS_OFFSET(%eax), %ebx |
| 623 | movl CLASS_COMPONENT_TYPE_OFFSET(%ebx), %ebx |
| 624 | cmpl CLASS_OFFSET(%edx), %ebx // value's type == array's component type - trivial assignability |
| 625 | jne check_assignability |
| 626 | do_aput: |
| 627 | movl %edx, OBJECT_ARRAY_DATA_OFFSET(%eax, %ecx, 4) |
| 628 | movl %fs:THREAD_CARD_TABLE_OFFSET, %edx |
| 629 | shrl LITERAL(7), %eax |
| 630 | movb %dl, (%edx, %eax) |
| 631 | ret |
| 632 | do_aput_null: |
| 633 | movl %edx, OBJECT_ARRAY_DATA_OFFSET(%eax, %ecx, 4) |
| 634 | ret |
| 635 | check_assignability: |
| 636 | PUSH eax // save arguments |
| 637 | PUSH ecx |
| 638 | PUSH edx |
| 639 | subl LITERAL(8), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 640 | CFI_ADJUST_CFA_OFFSET(8) |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 641 | pushl CLASS_OFFSET(%edx) // pass arg2 - type of the value to be stored |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 642 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 643 | PUSH ebx // pass arg1 - component type of the array |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 644 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 645 | call PLT_SYMBOL(artIsAssignableFromCode) // (Class* a, Class* b) |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 646 | addl LITERAL(16), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 647 | CFI_ADJUST_CFA_OFFSET(-16) |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 648 | testl %eax, %eax |
| 649 | jz throw_array_store_exception |
| 650 | POP edx |
| 651 | POP ecx |
| 652 | POP eax |
| 653 | movl %edx, OBJECT_ARRAY_DATA_OFFSET(%eax, %ecx, 4) // do the aput |
| 654 | movl %fs:THREAD_CARD_TABLE_OFFSET, %edx |
| 655 | shrl LITERAL(7), %eax |
| 656 | movb %dl, (%edx, %eax) |
| 657 | ret |
| 658 | throw_array_store_exception: |
| 659 | POP edx |
| 660 | POP ecx |
| 661 | POP eax |
| 662 | SETUP_SAVE_ALL_CALLEE_SAVE_FRAME // save all registers as basis for long jump context |
| 663 | mov %esp, %ecx |
| 664 | // Outgoing argument set up |
| 665 | PUSH ecx // pass SP |
| 666 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 667 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 668 | PUSH edx // pass arg2 - value |
| 669 | PUSH eax // pass arg1 - array |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 670 | call PLT_SYMBOL(artThrowArrayStoreException) // (array, value, Thread*, SP) |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 671 | int3 // unreached |
| 672 | END_FUNCTION art_quick_aput_obj |
| 673 | |
Logan Chien | 8dbb708 | 2013-01-25 20:31:17 +0800 | [diff] [blame] | 674 | DEFINE_FUNCTION art_quick_memcpy |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 675 | SETUP_GOT_NOSAVE // clobbers EBX |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 676 | PUSH edx // pass arg3 |
| 677 | PUSH ecx // pass arg2 |
| 678 | PUSH eax // pass arg1 |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 679 | call PLT_SYMBOL(memcpy) // (void*, const void*, size_t) |
Ian Rogers | 55bd45f | 2012-04-04 17:31:20 -0700 | [diff] [blame] | 680 | addl LITERAL(12), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 681 | CFI_ADJUST_CFA_OFFSET(-12) |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 682 | ret |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 683 | END_FUNCTION art_quick_memcpy |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 684 | |
Logan Chien | 8dbb708 | 2013-01-25 20:31:17 +0800 | [diff] [blame] | 685 | NO_ARG_DOWNCALL art_quick_test_suspend, artTestSuspendFromCode, ret |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 686 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 687 | DEFINE_FUNCTION art_quick_fmod |
jeffhao | 1395b1e | 2012-06-13 18:05:13 -0700 | [diff] [blame] | 688 | subl LITERAL(12), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 689 | CFI_ADJUST_CFA_OFFSET(12) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 690 | PUSH ebx // pass arg4 b.hi |
| 691 | PUSH edx // pass arg3 b.lo |
| 692 | PUSH ecx // pass arg2 a.hi |
| 693 | PUSH eax // pass arg1 a.lo |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 694 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 695 | call PLT_SYMBOL(fmod) // (jdouble a, jdouble b) |
jeffhao | 1395b1e | 2012-06-13 18:05:13 -0700 | [diff] [blame] | 696 | fstpl (%esp) // pop return value off fp stack |
| 697 | movsd (%esp), %xmm0 // place into %xmm0 |
| 698 | addl LITERAL(28), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 699 | CFI_ADJUST_CFA_OFFSET(-28) |
jeffhao | 292188d | 2012-05-17 15:45:04 -0700 | [diff] [blame] | 700 | ret |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 701 | END_FUNCTION art_quick_fmod |
jeffhao | 292188d | 2012-05-17 15:45:04 -0700 | [diff] [blame] | 702 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 703 | DEFINE_FUNCTION art_quick_fmodf |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 704 | PUSH eax // alignment padding |
| 705 | PUSH ecx // pass arg2 b |
| 706 | PUSH eax // pass arg1 a |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 707 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 708 | call PLT_SYMBOL(fmodf) // (jfloat a, jfloat b) |
Ian Rogers | 1b09b09 | 2012-08-20 15:35:52 -0700 | [diff] [blame] | 709 | fstps (%esp) // pop return value off fp stack |
jeffhao | 1395b1e | 2012-06-13 18:05:13 -0700 | [diff] [blame] | 710 | movss (%esp), %xmm0 // place into %xmm0 |
| 711 | addl LITERAL(12), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 712 | CFI_ADJUST_CFA_OFFSET(-12) |
jeffhao | 292188d | 2012-05-17 15:45:04 -0700 | [diff] [blame] | 713 | ret |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 714 | END_FUNCTION art_quick_fmodf |
jeffhao | 292188d | 2012-05-17 15:45:04 -0700 | [diff] [blame] | 715 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 716 | DEFINE_FUNCTION art_quick_l2d |
Ian Rogers | 5793fea | 2013-02-14 13:33:34 -0800 | [diff] [blame] | 717 | PUSH ecx // push arg2 a.hi |
| 718 | PUSH eax // push arg1 a.lo |
| 719 | fildll (%esp) // load as integer and push into st0 |
| 720 | fstpl (%esp) // pop value off fp stack as double |
jeffhao | 41005dd | 2012-05-09 17:58:52 -0700 | [diff] [blame] | 721 | movsd (%esp), %xmm0 // place into %xmm0 |
Ian Rogers | 5793fea | 2013-02-14 13:33:34 -0800 | [diff] [blame] | 722 | addl LITERAL(8), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 723 | CFI_ADJUST_CFA_OFFSET(-8) |
jeffhao | 41005dd | 2012-05-09 17:58:52 -0700 | [diff] [blame] | 724 | ret |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 725 | END_FUNCTION art_quick_l2d |
jeffhao | 41005dd | 2012-05-09 17:58:52 -0700 | [diff] [blame] | 726 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 727 | DEFINE_FUNCTION art_quick_l2f |
Ian Rogers | 5793fea | 2013-02-14 13:33:34 -0800 | [diff] [blame] | 728 | PUSH ecx // push arg2 a.hi |
| 729 | PUSH eax // push arg1 a.lo |
| 730 | fildll (%esp) // load as integer and push into st0 |
| 731 | fstps (%esp) // pop value off fp stack as a single |
jeffhao | 41005dd | 2012-05-09 17:58:52 -0700 | [diff] [blame] | 732 | movss (%esp), %xmm0 // place into %xmm0 |
Ian Rogers | 5793fea | 2013-02-14 13:33:34 -0800 | [diff] [blame] | 733 | addl LITERAL(8), %esp // pop argument |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 734 | CFI_ADJUST_CFA_OFFSET(-8) |
jeffhao | 41005dd | 2012-05-09 17:58:52 -0700 | [diff] [blame] | 735 | ret |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 736 | END_FUNCTION art_quick_l2f |
jeffhao | 41005dd | 2012-05-09 17:58:52 -0700 | [diff] [blame] | 737 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 738 | DEFINE_FUNCTION art_quick_d2l |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 739 | PUSH eax // alignment padding |
| 740 | PUSH ecx // pass arg2 a.hi |
| 741 | PUSH eax // pass arg1 a.lo |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 742 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 743 | call PLT_SYMBOL(art_d2l) // (jdouble a) |
jeffhao | 41005dd | 2012-05-09 17:58:52 -0700 | [diff] [blame] | 744 | addl LITERAL(12), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 745 | CFI_ADJUST_CFA_OFFSET(-12) |
jeffhao | 41005dd | 2012-05-09 17:58:52 -0700 | [diff] [blame] | 746 | ret |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 747 | END_FUNCTION art_quick_d2l |
jeffhao | 41005dd | 2012-05-09 17:58:52 -0700 | [diff] [blame] | 748 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 749 | DEFINE_FUNCTION art_quick_f2l |
jeffhao | 41005dd | 2012-05-09 17:58:52 -0700 | [diff] [blame] | 750 | subl LITERAL(8), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 751 | CFI_ADJUST_CFA_OFFSET(8) |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 752 | SETUP_GOT_NOSAVE // clobbers EBX |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 753 | PUSH eax // pass arg1 a |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 754 | call PLT_SYMBOL(art_f2l) // (jfloat a) |
jeffhao | 41005dd | 2012-05-09 17:58:52 -0700 | [diff] [blame] | 755 | addl LITERAL(12), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 756 | CFI_ADJUST_CFA_OFFSET(-12) |
jeffhao | 41005dd | 2012-05-09 17:58:52 -0700 | [diff] [blame] | 757 | ret |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 758 | END_FUNCTION art_quick_f2l |
jeffhao | 41005dd | 2012-05-09 17:58:52 -0700 | [diff] [blame] | 759 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 760 | DEFINE_FUNCTION art_quick_idivmod |
jeffhao | 174651d | 2012-04-19 15:27:22 -0700 | [diff] [blame] | 761 | cmpl LITERAL(0x80000000), %eax |
| 762 | je check_arg2 // special case |
| 763 | args_ok: |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 764 | cdq // edx:eax = sign extend eax |
| 765 | idiv %ecx // (edx,eax) = (edx:eax % ecx, edx:eax / ecx) |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 766 | ret |
jeffhao | 174651d | 2012-04-19 15:27:22 -0700 | [diff] [blame] | 767 | check_arg2: |
| 768 | cmpl LITERAL(-1), %ecx |
| 769 | jne args_ok |
| 770 | xorl %edx, %edx |
| 771 | ret // eax already holds min int |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 772 | END_FUNCTION art_quick_idivmod |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 773 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 774 | DEFINE_FUNCTION art_quick_ldiv |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 775 | subl LITERAL(12), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 776 | CFI_ADJUST_CFA_OFFSET(12) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 777 | PUSH ebx // pass arg4 b.hi |
| 778 | PUSH edx // pass arg3 b.lo |
| 779 | PUSH ecx // pass arg2 a.hi |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 780 | PUSH eax // pass arg1 a.lo |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 781 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 782 | call PLT_SYMBOL(artLdiv) // (jlong a, jlong b) |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 783 | addl LITERAL(28), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 784 | CFI_ADJUST_CFA_OFFSET(-28) |
Ian Rogers | 55bd45f | 2012-04-04 17:31:20 -0700 | [diff] [blame] | 785 | ret |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 786 | END_FUNCTION art_quick_ldiv |
Ian Rogers | 55bd45f | 2012-04-04 17:31:20 -0700 | [diff] [blame] | 787 | |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 788 | DEFINE_FUNCTION art_quick_lmod |
| 789 | subl LITERAL(12), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 790 | CFI_ADJUST_CFA_OFFSET(12) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 791 | PUSH ebx // pass arg4 b.hi |
| 792 | PUSH edx // pass arg3 b.lo |
| 793 | PUSH ecx // pass arg2 a.hi |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 794 | PUSH eax // pass arg1 a.lo |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 795 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 796 | call PLT_SYMBOL(artLmod) // (jlong a, jlong b) |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 797 | addl LITERAL(28), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 798 | CFI_ADJUST_CFA_OFFSET(-28) |
Ian Rogers | 55bd45f | 2012-04-04 17:31:20 -0700 | [diff] [blame] | 799 | ret |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 800 | END_FUNCTION art_quick_lmod |
Ian Rogers | 55bd45f | 2012-04-04 17:31:20 -0700 | [diff] [blame] | 801 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 802 | DEFINE_FUNCTION art_quick_lmul |
Ian Rogers | 5793fea | 2013-02-14 13:33:34 -0800 | [diff] [blame] | 803 | imul %eax, %ebx // ebx = a.lo(eax) * b.hi(ebx) |
| 804 | imul %edx, %ecx // ecx = b.lo(edx) * a.hi(ecx) |
| 805 | mul %edx // edx:eax = a.lo(eax) * b.lo(edx) |
| 806 | add %ebx, %ecx |
| 807 | add %ecx, %edx // edx += (a.lo * b.hi) + (b.lo * a.hi) |
jeffhao | 644d531 | 2012-05-03 19:04:49 -0700 | [diff] [blame] | 808 | ret |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 809 | END_FUNCTION art_quick_lmul |
jeffhao | 644d531 | 2012-05-03 19:04:49 -0700 | [diff] [blame] | 810 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 811 | DEFINE_FUNCTION art_quick_lshl |
jeffhao | 644d531 | 2012-05-03 19:04:49 -0700 | [diff] [blame] | 812 | // ecx:eax << edx |
Ian Rogers | 141d622 | 2012-04-05 12:23:06 -0700 | [diff] [blame] | 813 | xchg %edx, %ecx |
| 814 | shld %cl,%eax,%edx |
| 815 | shl %cl,%eax |
| 816 | test LITERAL(32), %cl |
| 817 | jz 1f |
| 818 | mov %eax, %edx |
| 819 | xor %eax, %eax |
| 820 | 1: |
| 821 | ret |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 822 | END_FUNCTION art_quick_lshl |
Ian Rogers | 141d622 | 2012-04-05 12:23:06 -0700 | [diff] [blame] | 823 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 824 | DEFINE_FUNCTION art_quick_lshr |
jeffhao | 644d531 | 2012-05-03 19:04:49 -0700 | [diff] [blame] | 825 | // ecx:eax >> edx |
Ian Rogers | 141d622 | 2012-04-05 12:23:06 -0700 | [diff] [blame] | 826 | xchg %edx, %ecx |
jeffhao | 644d531 | 2012-05-03 19:04:49 -0700 | [diff] [blame] | 827 | shrd %cl,%edx,%eax |
| 828 | sar %cl,%edx |
Ian Rogers | 141d622 | 2012-04-05 12:23:06 -0700 | [diff] [blame] | 829 | test LITERAL(32),%cl |
| 830 | jz 1f |
jeffhao | 5121e0b | 2012-05-08 18:23:38 -0700 | [diff] [blame] | 831 | mov %edx, %eax |
| 832 | sar LITERAL(31), %edx |
Ian Rogers | 141d622 | 2012-04-05 12:23:06 -0700 | [diff] [blame] | 833 | 1: |
| 834 | ret |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 835 | END_FUNCTION art_quick_lshr |
Ian Rogers | 141d622 | 2012-04-05 12:23:06 -0700 | [diff] [blame] | 836 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 837 | DEFINE_FUNCTION art_quick_lushr |
jeffhao | 644d531 | 2012-05-03 19:04:49 -0700 | [diff] [blame] | 838 | // ecx:eax >>> edx |
Ian Rogers | 141d622 | 2012-04-05 12:23:06 -0700 | [diff] [blame] | 839 | xchg %edx, %ecx |
jeffhao | 644d531 | 2012-05-03 19:04:49 -0700 | [diff] [blame] | 840 | shrd %cl,%edx,%eax |
| 841 | shr %cl,%edx |
| 842 | test LITERAL(32),%cl |
Ian Rogers | 141d622 | 2012-04-05 12:23:06 -0700 | [diff] [blame] | 843 | jz 1f |
jeffhao | 5121e0b | 2012-05-08 18:23:38 -0700 | [diff] [blame] | 844 | mov %edx, %eax |
| 845 | xor %edx, %edx |
Ian Rogers | 141d622 | 2012-04-05 12:23:06 -0700 | [diff] [blame] | 846 | 1: |
| 847 | ret |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 848 | END_FUNCTION art_quick_lushr |
Ian Rogers | 141d622 | 2012-04-05 12:23:06 -0700 | [diff] [blame] | 849 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 850 | DEFINE_FUNCTION art_quick_set32_instance |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 851 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
| 852 | mov %esp, %ebx // remember SP |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 853 | subl LITERAL(8), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 854 | CFI_ADJUST_CFA_OFFSET(8) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 855 | PUSH ebx // pass SP |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 856 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 857 | CFI_ADJUST_CFA_OFFSET(4) |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 858 | mov 32(%ebx), %ebx // get referrer |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 859 | PUSH ebx // pass referrer |
| 860 | PUSH edx // pass new_val |
| 861 | PUSH ecx // pass object |
| 862 | PUSH eax // pass field_idx |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 863 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 864 | call PLT_SYMBOL(artSet32InstanceFromCode) // (field_idx, Object*, new_val, referrer, Thread*, SP) |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 865 | addl LITERAL(32), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 866 | CFI_ADJUST_CFA_OFFSET(-32) |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 867 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
| 868 | RETURN_IF_EAX_ZERO // return or deliver exception |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 869 | END_FUNCTION art_quick_set32_instance |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 870 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 871 | DEFINE_FUNCTION art_quick_set64_instance |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 872 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 873 | subl LITERAL(8), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 874 | CFI_ADJUST_CFA_OFFSET(8) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 875 | PUSH esp // pass SP-8 |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 876 | addl LITERAL(8), (%esp) // fix SP on stack by adding 8 |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 877 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 878 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 879 | PUSH ebx // pass high half of new_val |
| 880 | PUSH edx // pass low half of new_val |
| 881 | PUSH ecx // pass object |
| 882 | PUSH eax // pass field_idx |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 883 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 884 | call PLT_SYMBOL(artSet64InstanceFromCode) // (field_idx, Object*, new_val, Thread*, SP) |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 885 | addl LITERAL(32), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 886 | CFI_ADJUST_CFA_OFFSET(-32) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 887 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 888 | RETURN_IF_EAX_ZERO // return or deliver exception |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 889 | END_FUNCTION art_quick_set64_instance |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 890 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 891 | DEFINE_FUNCTION art_quick_set_obj_instance |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 892 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 893 | mov %esp, %ebx // remember SP |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 894 | subl LITERAL(8), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 895 | CFI_ADJUST_CFA_OFFSET(8) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 896 | PUSH ebx // pass SP |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 897 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 898 | CFI_ADJUST_CFA_OFFSET(4) |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 899 | mov 32(%ebx), %ebx // get referrer |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 900 | PUSH ebx // pass referrer |
| 901 | PUSH edx // pass new_val |
| 902 | PUSH ecx // pass object |
| 903 | PUSH eax // pass field_idx |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 904 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 905 | call PLT_SYMBOL(artSetObjInstanceFromCode) // (field_idx, Object*, new_val, referrer, Thread*, SP) |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 906 | addl LITERAL(32), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 907 | CFI_ADJUST_CFA_OFFSET(-32) |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 908 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
| 909 | RETURN_IF_EAX_ZERO // return or deliver exception |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 910 | END_FUNCTION art_quick_set_obj_instance |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 911 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 912 | DEFINE_FUNCTION art_quick_get32_instance |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 913 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 914 | mov %esp, %ebx // remember SP |
| 915 | mov 32(%esp), %edx // get referrer |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 916 | subl LITERAL(12), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 917 | CFI_ADJUST_CFA_OFFSET(12) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 918 | PUSH ebx // pass SP |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 919 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 920 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 921 | PUSH edx // pass referrer |
| 922 | PUSH ecx // pass object |
| 923 | PUSH eax // pass field_idx |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 924 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 925 | call PLT_SYMBOL(artGet32InstanceFromCode) // (field_idx, Object*, referrer, Thread*, SP) |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 926 | addl LITERAL(32), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 927 | CFI_ADJUST_CFA_OFFSET(-32) |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 928 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
jeffhao | d66a875 | 2012-05-22 15:30:16 -0700 | [diff] [blame] | 929 | RETURN_OR_DELIVER_PENDING_EXCEPTION // return or deliver exception |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 930 | END_FUNCTION art_quick_get32_instance |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 931 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 932 | DEFINE_FUNCTION art_quick_get64_instance |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 933 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
| 934 | mov %esp, %ebx // remember SP |
| 935 | mov 32(%esp), %edx // get referrer |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 936 | subl LITERAL(12), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 937 | CFI_ADJUST_CFA_OFFSET(12) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 938 | PUSH ebx // pass SP |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 939 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 940 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 941 | PUSH edx // pass referrer |
| 942 | PUSH ecx // pass object |
| 943 | PUSH eax // pass field_idx |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 944 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 945 | call PLT_SYMBOL(artGet64InstanceFromCode) // (field_idx, Object*, referrer, Thread*, SP) |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 946 | addl LITERAL(32), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 947 | CFI_ADJUST_CFA_OFFSET(-32) |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 948 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
jeffhao | d66a875 | 2012-05-22 15:30:16 -0700 | [diff] [blame] | 949 | RETURN_OR_DELIVER_PENDING_EXCEPTION // return or deliver exception |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 950 | END_FUNCTION art_quick_get64_instance |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 951 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 952 | DEFINE_FUNCTION art_quick_get_obj_instance |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 953 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
| 954 | mov %esp, %ebx // remember SP |
| 955 | mov 32(%esp), %edx // get referrer |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 956 | subl LITERAL(12), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 957 | CFI_ADJUST_CFA_OFFSET(12) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 958 | PUSH ebx // pass SP |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 959 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 960 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 961 | PUSH edx // pass referrer |
| 962 | PUSH ecx // pass object |
| 963 | PUSH eax // pass field_idx |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 964 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 965 | call PLT_SYMBOL(artGetObjInstanceFromCode) // (field_idx, Object*, referrer, Thread*, SP) |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 966 | addl LITERAL(32), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 967 | CFI_ADJUST_CFA_OFFSET(-32) |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 968 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
jeffhao | d66a875 | 2012-05-22 15:30:16 -0700 | [diff] [blame] | 969 | RETURN_OR_DELIVER_PENDING_EXCEPTION // return or deliver exception |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 970 | END_FUNCTION art_quick_get_obj_instance |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 971 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 972 | DEFINE_FUNCTION art_quick_set32_static |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 973 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
| 974 | mov %esp, %ebx // remember SP |
| 975 | mov 32(%esp), %edx // get referrer |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 976 | subl LITERAL(12), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 977 | CFI_ADJUST_CFA_OFFSET(12) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 978 | PUSH ebx // pass SP |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 979 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 980 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 981 | PUSH edx // pass referrer |
| 982 | PUSH ecx // pass new_val |
| 983 | PUSH eax // pass field_idx |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 984 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 985 | call PLT_SYMBOL(artSet32StaticFromCode) // (field_idx, new_val, referrer, Thread*, SP) |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 986 | addl LITERAL(32), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 987 | CFI_ADJUST_CFA_OFFSET(-32) |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 988 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
| 989 | RETURN_IF_EAX_ZERO // return or deliver exception |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 990 | END_FUNCTION art_quick_set32_static |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 991 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 992 | DEFINE_FUNCTION art_quick_set64_static |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 993 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 994 | mov %esp, %ebx // remember SP |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 995 | subl LITERAL(8), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 996 | CFI_ADJUST_CFA_OFFSET(8) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 997 | PUSH ebx // pass SP |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 998 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 999 | CFI_ADJUST_CFA_OFFSET(4) |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1000 | mov 32(%ebx), %ebx // get referrer |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1001 | PUSH edx // pass high half of new_val |
| 1002 | PUSH ecx // pass low half of new_val |
| 1003 | PUSH ebx // pass referrer |
| 1004 | PUSH eax // pass field_idx |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 1005 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1006 | call PLT_SYMBOL(artSet64StaticFromCode) // (field_idx, referrer, new_val, Thread*, SP) |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 1007 | addl LITERAL(32), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1008 | CFI_ADJUST_CFA_OFFSET(-32) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1009 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1010 | RETURN_IF_EAX_ZERO // return or deliver exception |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1011 | END_FUNCTION art_quick_set64_static |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1012 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1013 | DEFINE_FUNCTION art_quick_set_obj_static |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1014 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1015 | mov %esp, %ebx // remember SP |
| 1016 | mov 32(%esp), %edx // get referrer |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 1017 | subl LITERAL(12), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1018 | CFI_ADJUST_CFA_OFFSET(12) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1019 | PUSH ebx // pass SP |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1020 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1021 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1022 | PUSH edx // pass referrer |
| 1023 | PUSH ecx // pass new_val |
| 1024 | PUSH eax // pass field_idx |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 1025 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1026 | call PLT_SYMBOL(artSetObjStaticFromCode) // (field_idx, new_val, referrer, Thread*, SP) |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 1027 | addl LITERAL(32), %esp // pop arguments |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1028 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1029 | RETURN_IF_EAX_ZERO // return or deliver exception |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1030 | END_FUNCTION art_quick_set_obj_static |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1031 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1032 | DEFINE_FUNCTION art_quick_get32_static |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1033 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
| 1034 | mov %esp, %edx // remember SP |
| 1035 | mov 32(%esp), %ecx // get referrer |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1036 | PUSH edx // pass SP |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1037 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1038 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1039 | PUSH ecx // pass referrer |
| 1040 | PUSH eax // pass field_idx |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 1041 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1042 | call PLT_SYMBOL(artGet32StaticFromCode) // (field_idx, referrer, Thread*, SP) |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 1043 | addl LITERAL(16), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1044 | CFI_ADJUST_CFA_OFFSET(-16) |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1045 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
jeffhao | d66a875 | 2012-05-22 15:30:16 -0700 | [diff] [blame] | 1046 | RETURN_OR_DELIVER_PENDING_EXCEPTION // return or deliver exception |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1047 | END_FUNCTION art_quick_get32_static |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1048 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1049 | DEFINE_FUNCTION art_quick_get64_static |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1050 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1051 | mov %esp, %edx // remember SP |
| 1052 | mov 32(%esp), %ecx // get referrer |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1053 | PUSH edx // pass SP |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1054 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1055 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1056 | PUSH ecx // pass referrer |
| 1057 | PUSH eax // pass field_idx |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 1058 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1059 | call PLT_SYMBOL(artGet64StaticFromCode) // (field_idx, referrer, Thread*, SP) |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 1060 | addl LITERAL(16), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1061 | CFI_ADJUST_CFA_OFFSET(-16) |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1062 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
jeffhao | d66a875 | 2012-05-22 15:30:16 -0700 | [diff] [blame] | 1063 | RETURN_OR_DELIVER_PENDING_EXCEPTION // return or deliver exception |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1064 | END_FUNCTION art_quick_get64_static |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1065 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1066 | DEFINE_FUNCTION art_quick_get_obj_static |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1067 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
| 1068 | mov %esp, %edx // remember SP |
| 1069 | mov 32(%esp), %ecx // get referrer |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1070 | PUSH edx // pass SP |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1071 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1072 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1073 | PUSH ecx // pass referrer |
| 1074 | PUSH eax // pass field_idx |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 1075 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1076 | call PLT_SYMBOL(artGetObjStaticFromCode) // (field_idx, referrer, Thread*, SP) |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 1077 | addl LITERAL(16), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1078 | CFI_ADJUST_CFA_OFFSET(-16) |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1079 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
jeffhao | d66a875 | 2012-05-22 15:30:16 -0700 | [diff] [blame] | 1080 | RETURN_OR_DELIVER_PENDING_EXCEPTION // return or deliver exception |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1081 | END_FUNCTION art_quick_get_obj_static |
jeffhao | d66a875 | 2012-05-22 15:30:16 -0700 | [diff] [blame] | 1082 | |
Logan Chien | 8dbb708 | 2013-01-25 20:31:17 +0800 | [diff] [blame] | 1083 | DEFINE_FUNCTION art_quick_proxy_invoke_handler |
Ian Rogers | 7db619b | 2013-01-16 18:35:48 -0800 | [diff] [blame] | 1084 | SETUP_REF_AND_ARGS_CALLEE_SAVE_FRAME // save frame and Method* |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1085 | PUSH esp // pass SP |
jeffhao | d66a875 | 2012-05-22 15:30:16 -0700 | [diff] [blame] | 1086 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1087 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1088 | PUSH ecx // pass receiver |
| 1089 | PUSH eax // pass proxy method |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 1090 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1091 | call PLT_SYMBOL(artQuickProxyInvokeHandler) // (proxy method, receiver, Thread*, SP) |
Ian Rogers | af6e67a | 2013-01-16 08:38:37 -0800 | [diff] [blame] | 1092 | movd %eax, %xmm0 // place return value also into floating point return value |
| 1093 | movd %edx, %xmm1 |
| 1094 | punpckldq %xmm1, %xmm0 |
jeffhao | d66a875 | 2012-05-22 15:30:16 -0700 | [diff] [blame] | 1095 | addl LITERAL(44), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1096 | CFI_ADJUST_CFA_OFFSET(-44) |
jeffhao | d66a875 | 2012-05-22 15:30:16 -0700 | [diff] [blame] | 1097 | RETURN_OR_DELIVER_PENDING_EXCEPTION // return or deliver exception |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1098 | END_FUNCTION art_quick_proxy_invoke_handler |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1099 | |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 1100 | /* |
| 1101 | * Called to resolve an imt conflict. xmm0 is a hidden argument that holds the target method's |
| 1102 | * dex method index. |
| 1103 | */ |
| 1104 | DEFINE_FUNCTION art_quick_imt_conflict_trampoline |
| 1105 | PUSH ecx |
| 1106 | movl 8(%esp), %eax // load caller Method* |
| 1107 | movl METHOD_DEX_CACHE_METHODS_OFFSET(%eax), %eax // load dex_cache_resolved_methods |
| 1108 | movd %xmm0, %ecx // get target method index stored in xmm0 |
| 1109 | movl OBJECT_ARRAY_DATA_OFFSET(%eax, %ecx, 4), %eax // load the target method |
| 1110 | POP ecx |
| 1111 | jmp art_quick_invoke_interface_trampoline |
| 1112 | END_FUNCTION art_quick_imt_conflict_trampoline |
| 1113 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1114 | DEFINE_FUNCTION art_quick_resolution_trampoline |
| 1115 | SETUP_REF_AND_ARGS_CALLEE_SAVE_FRAME |
| 1116 | PUSH esp // pass SP |
| 1117 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1118 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1119 | PUSH ecx // pass receiver |
| 1120 | PUSH eax // pass method |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 1121 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1122 | call PLT_SYMBOL(artQuickResolutionTrampoline) // (Method* called, receiver, Thread*, SP) |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1123 | movl %eax, %edi // remember code pointer in EDI |
| 1124 | addl LITERAL(16), %esp // pop arguments |
| 1125 | test %eax, %eax // if code pointer is NULL goto deliver pending exception |
| 1126 | jz 1f |
| 1127 | POP eax // called method |
| 1128 | POP ecx // restore args |
| 1129 | POP edx |
| 1130 | POP ebx |
| 1131 | POP ebp // restore callee saves except EDI |
| 1132 | POP esi |
| 1133 | xchgl 0(%esp),%edi // restore EDI and place code pointer as only value on stack |
| 1134 | ret // tail call into method |
| 1135 | 1: |
| 1136 | RESTORE_REF_AND_ARGS_CALLEE_SAVE_FRAME |
| 1137 | DELIVER_PENDING_EXCEPTION |
| 1138 | END_FUNCTION art_quick_resolution_trampoline |
| 1139 | |
| 1140 | DEFINE_FUNCTION art_quick_to_interpreter_bridge |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1141 | SETUP_REF_AND_ARGS_CALLEE_SAVE_FRAME // save frame |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1142 | mov %esp, %edx // remember SP |
| 1143 | PUSH eax // alignment padding |
| 1144 | PUSH edx // pass SP |
Ian Rogers | 7db619b | 2013-01-16 18:35:48 -0800 | [diff] [blame] | 1145 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1146 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1147 | PUSH eax // pass method |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 1148 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1149 | call PLT_SYMBOL(artQuickToInterpreterBridge) // (method, Thread*, SP) |
Ian Rogers | 7db619b | 2013-01-16 18:35:48 -0800 | [diff] [blame] | 1150 | movd %eax, %xmm0 // place return value also into floating point return value |
| 1151 | movd %edx, %xmm1 |
| 1152 | punpckldq %xmm1, %xmm0 |
Mathieu Chartier | 1984152 | 2013-10-22 11:29:00 -0700 | [diff] [blame] | 1153 | addl LITERAL(16), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1154 | CFI_ADJUST_CFA_OFFSET(-16) |
Mathieu Chartier | 1984152 | 2013-10-22 11:29:00 -0700 | [diff] [blame] | 1155 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME |
Ian Rogers | 7db619b | 2013-01-16 18:35:48 -0800 | [diff] [blame] | 1156 | RETURN_OR_DELIVER_PENDING_EXCEPTION // return or deliver exception |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1157 | END_FUNCTION art_quick_to_interpreter_bridge |
Ian Rogers | 7db619b | 2013-01-16 18:35:48 -0800 | [diff] [blame] | 1158 | |
jeffhao | 7e4fcb8 | 2013-01-10 18:11:08 -0800 | [diff] [blame] | 1159 | /* |
| 1160 | * Routine that intercepts method calls and returns. |
| 1161 | */ |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1162 | DEFINE_FUNCTION art_quick_instrumentation_entry |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1163 | SETUP_REF_AND_ARGS_CALLEE_SAVE_FRAME |
| 1164 | movl %esp, %edx // Save SP. |
| 1165 | PUSH eax // Save eax which will be clobbered by the callee-save method. |
| 1166 | subl LITERAL(8), %esp // Align stack. |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1167 | CFI_ADJUST_CFA_OFFSET(8) |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1168 | pushl 40(%esp) // Pass LR. |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1169 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1170 | PUSH edx // Pass SP. |
| 1171 | pushl %fs:THREAD_SELF_OFFSET // Pass Thread::Current(). |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1172 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1173 | PUSH ecx // Pass receiver. |
| 1174 | PUSH eax // Pass Method*. |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 1175 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1176 | call SYMBOL(artInstrumentationMethodEntryFromCode) // (Method*, Object*, Thread*, SP, LR) |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1177 | addl LITERAL(28), %esp // Pop arguments upto saved Method*. |
| 1178 | movl 28(%esp), %edi // Restore edi. |
| 1179 | movl %eax, 28(%esp) // Place code* over edi, just under return pc. |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1180 | movl LITERAL(SYMBOL(art_quick_instrumentation_exit)), 32(%esp) |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1181 | // Place instrumentation exit as return pc. |
| 1182 | movl (%esp), %eax // Restore eax. |
| 1183 | movl 8(%esp), %ecx // Restore ecx. |
| 1184 | movl 12(%esp), %edx // Restore edx. |
| 1185 | movl 16(%esp), %ebx // Restore ebx. |
| 1186 | movl 20(%esp), %ebp // Restore ebp. |
| 1187 | movl 24(%esp), %esi // Restore esi. |
| 1188 | addl LITERAL(28), %esp // Wind stack back upto code*. |
| 1189 | ret // Call method (and pop). |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1190 | END_FUNCTION art_quick_instrumentation_entry |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1191 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1192 | DEFINE_FUNCTION art_quick_instrumentation_exit |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1193 | pushl LITERAL(0) // Push a fake return PC as there will be none on the stack. |
| 1194 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME |
| 1195 | mov %esp, %ecx // Remember SP |
| 1196 | subl LITERAL(8), %esp // Save float return value. |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1197 | CFI_ADJUST_CFA_OFFSET(8) |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1198 | movd %xmm0, (%esp) |
| 1199 | PUSH edx // Save gpr return value. |
| 1200 | PUSH eax |
| 1201 | subl LITERAL(8), %esp // Align stack |
| 1202 | movd %xmm0, (%esp) |
| 1203 | subl LITERAL(8), %esp // Pass float return value. |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1204 | CFI_ADJUST_CFA_OFFSET(8) |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1205 | movd %xmm0, (%esp) |
| 1206 | PUSH edx // Pass gpr return value. |
| 1207 | PUSH eax |
| 1208 | PUSH ecx // Pass SP. |
| 1209 | pushl %fs:THREAD_SELF_OFFSET // Pass Thread::Current. |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1210 | CFI_ADJUST_CFA_OFFSET(4) |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 1211 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1212 | call PLT_SYMBOL(artInstrumentationMethodExitFromCode) // (Thread*, SP, gpr_result, fpr_result) |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1213 | mov %eax, %ecx // Move returned link register. |
| 1214 | addl LITERAL(32), %esp // Pop arguments. |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1215 | CFI_ADJUST_CFA_OFFSET(-32) |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1216 | movl %edx, %ebx // Move returned link register for deopt |
| 1217 | // (ebx is pretending to be our LR). |
| 1218 | POP eax // Restore gpr return value. |
| 1219 | POP edx |
| 1220 | movd (%esp), %xmm0 // Restore fpr return value. |
| 1221 | addl LITERAL(8), %esp |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1222 | CFI_ADJUST_CFA_OFFSET(-8) |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1223 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME |
| 1224 | addl LITERAL(4), %esp // Remove fake return pc. |
| 1225 | jmp *%ecx // Return. |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1226 | END_FUNCTION art_quick_instrumentation_exit |
jeffhao | 162fd33 | 2013-01-08 16:21:01 -0800 | [diff] [blame] | 1227 | |
jeffhao | 7e4fcb8 | 2013-01-10 18:11:08 -0800 | [diff] [blame] | 1228 | /* |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1229 | * Instrumentation has requested that we deoptimize into the interpreter. The deoptimization |
| 1230 | * will long jump to the upcall with a special exception of -1. |
jeffhao | 7e4fcb8 | 2013-01-10 18:11:08 -0800 | [diff] [blame] | 1231 | */ |
Logan Chien | 8dbb708 | 2013-01-25 20:31:17 +0800 | [diff] [blame] | 1232 | DEFINE_FUNCTION art_quick_deoptimize |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1233 | pushl %ebx // Fake that we were called. |
Jeff Hao | c1fcdf1 | 2013-04-11 13:34:01 -0700 | [diff] [blame] | 1234 | SETUP_SAVE_ALL_CALLEE_SAVE_FRAME |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1235 | mov %esp, %ecx // Remember SP. |
| 1236 | subl LITERAL(8), %esp // Align stack. |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1237 | CFI_ADJUST_CFA_OFFSET(8) |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1238 | PUSH ecx // Pass SP. |
| 1239 | pushl %fs:THREAD_SELF_OFFSET // Pass Thread::Current(). |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1240 | CFI_ADJUST_CFA_OFFSET(4) |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 1241 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame^] | 1242 | call PLT_SYMBOL(artDeoptimize) // artDeoptimize(Thread*, SP) |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1243 | int3 // Unreachable. |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1244 | END_FUNCTION art_quick_deoptimize |
jeffhao | 162fd33 | 2013-01-08 16:21:01 -0800 | [diff] [blame] | 1245 | |
jeffhao | 86e4671 | 2012-08-08 17:30:59 -0700 | [diff] [blame] | 1246 | /* |
| 1247 | * String's indexOf. |
| 1248 | * |
| 1249 | * On entry: |
| 1250 | * eax: string object (known non-null) |
| 1251 | * ecx: char to match (known <= 0xFFFF) |
| 1252 | * edx: Starting offset in string data |
| 1253 | */ |
Logan Chien | 8dbb708 | 2013-01-25 20:31:17 +0800 | [diff] [blame] | 1254 | DEFINE_FUNCTION art_quick_indexof |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1255 | PUSH edi // push callee save reg |
jeffhao | 86e4671 | 2012-08-08 17:30:59 -0700 | [diff] [blame] | 1256 | mov STRING_COUNT_OFFSET(%eax), %ebx |
| 1257 | mov STRING_VALUE_OFFSET(%eax), %edi |
| 1258 | mov STRING_OFFSET_OFFSET(%eax), %eax |
| 1259 | testl %edx, %edx // check if start < 0 |
| 1260 | jl clamp_min |
| 1261 | clamp_done: |
| 1262 | cmpl %ebx, %edx // check if start >= count |
| 1263 | jge not_found |
| 1264 | lea STRING_DATA_OFFSET(%edi, %eax, 2), %edi // build a pointer to the start of string data |
| 1265 | mov %edi, %eax // save a copy in eax to later compute result |
| 1266 | lea (%edi, %edx, 2), %edi // build pointer to start of data to compare |
| 1267 | subl %edx, %ebx // compute iteration count |
| 1268 | /* |
| 1269 | * At this point we have: |
| 1270 | * eax: original start of string data |
| 1271 | * ecx: char to compare |
| 1272 | * ebx: length to compare |
| 1273 | * edi: start of data to test |
| 1274 | */ |
| 1275 | mov %eax, %edx |
| 1276 | mov %ecx, %eax // put char to match in %eax |
| 1277 | mov %ebx, %ecx // put length to compare in %ecx |
| 1278 | repne scasw // find %ax, starting at [%edi], up to length %ecx |
| 1279 | jne not_found |
| 1280 | subl %edx, %edi |
| 1281 | sar LITERAL(1), %edi |
| 1282 | decl %edi // index = ((curr_ptr - orig_ptr) / 2) - 1 |
| 1283 | mov %edi, %eax |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1284 | POP edi // pop callee save reg |
jeffhao | 86e4671 | 2012-08-08 17:30:59 -0700 | [diff] [blame] | 1285 | ret |
| 1286 | .balign 16 |
| 1287 | not_found: |
| 1288 | mov LITERAL(-1), %eax // return -1 (not found) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1289 | POP edi // pop callee save reg |
jeffhao | 86e4671 | 2012-08-08 17:30:59 -0700 | [diff] [blame] | 1290 | ret |
| 1291 | clamp_min: |
| 1292 | xor %edx, %edx // clamp start to 0 |
| 1293 | jmp clamp_done |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1294 | END_FUNCTION art_quick_indexof |
jeffhao | 86e4671 | 2012-08-08 17:30:59 -0700 | [diff] [blame] | 1295 | |
| 1296 | /* |
| 1297 | * String's compareTo. |
| 1298 | * |
| 1299 | * On entry: |
| 1300 | * eax: this string object (known non-null) |
| 1301 | * ecx: comp string object (known non-null) |
| 1302 | */ |
Logan Chien | 8dbb708 | 2013-01-25 20:31:17 +0800 | [diff] [blame] | 1303 | DEFINE_FUNCTION art_quick_string_compareto |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1304 | PUSH esi // push callee save reg |
| 1305 | PUSH edi // push callee save reg |
jeffhao | 86e4671 | 2012-08-08 17:30:59 -0700 | [diff] [blame] | 1306 | mov STRING_COUNT_OFFSET(%eax), %edx |
| 1307 | mov STRING_COUNT_OFFSET(%ecx), %ebx |
| 1308 | mov STRING_VALUE_OFFSET(%eax), %esi |
| 1309 | mov STRING_VALUE_OFFSET(%ecx), %edi |
| 1310 | mov STRING_OFFSET_OFFSET(%eax), %eax |
| 1311 | mov STRING_OFFSET_OFFSET(%ecx), %ecx |
| 1312 | /* Build pointers to the start of string data */ |
| 1313 | lea STRING_DATA_OFFSET(%esi, %eax, 2), %esi |
| 1314 | lea STRING_DATA_OFFSET(%edi, %ecx, 2), %edi |
| 1315 | /* Calculate min length and count diff */ |
| 1316 | mov %edx, %ecx |
| 1317 | mov %edx, %eax |
| 1318 | subl %ebx, %eax |
| 1319 | cmovg %ebx, %ecx |
| 1320 | /* |
| 1321 | * At this point we have: |
| 1322 | * eax: value to return if first part of strings are equal |
| 1323 | * ecx: minimum among the lengths of the two strings |
| 1324 | * esi: pointer to this string data |
| 1325 | * edi: pointer to comp string data |
| 1326 | */ |
| 1327 | repe cmpsw // find nonmatching chars in [%esi] and [%edi], up to length %ecx |
| 1328 | jne not_equal |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1329 | POP edi // pop callee save reg |
| 1330 | POP esi // pop callee save reg |
jeffhao | 86e4671 | 2012-08-08 17:30:59 -0700 | [diff] [blame] | 1331 | ret |
| 1332 | .balign 16 |
| 1333 | not_equal: |
Ian Rogers | 1b09b09 | 2012-08-20 15:35:52 -0700 | [diff] [blame] | 1334 | movzwl -2(%esi), %eax // get last compared char from this string |
| 1335 | movzwl -2(%edi), %ecx // get last compared char from comp string |
jeffhao | 86e4671 | 2012-08-08 17:30:59 -0700 | [diff] [blame] | 1336 | subl %ecx, %eax // return the difference |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1337 | POP edi // pop callee save reg |
| 1338 | POP esi // pop callee save reg |
jeffhao | 86e4671 | 2012-08-08 17:30:59 -0700 | [diff] [blame] | 1339 | ret |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1340 | END_FUNCTION art_quick_string_compareto |
jeffhao | 86e4671 | 2012-08-08 17:30:59 -0700 | [diff] [blame] | 1341 | |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 1342 | // TODO: implement these! |
Logan Chien | 8dbb708 | 2013-01-25 20:31:17 +0800 | [diff] [blame] | 1343 | UNIMPLEMENTED art_quick_memcmp16 |