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) |
Andreas Gampe | 5c1e435 | 2014-04-21 19:28:24 -0700 | [diff] [blame] | 31 | // Ugly compile-time check, but we only have the preprocessor. |
| 32 | // Last +4: implicit return address pushed on stack when caller made call. |
| 33 | #if (FRAME_SIZE_SAVE_ALL_CALLEE_SAVE != 3*4 + 16 + 4) |
| 34 | #error "SAVE_ALL_CALLEE_SAVE_FRAME(X86) size not as expected." |
| 35 | #endif |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 36 | END_MACRO |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 37 | |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 38 | /* |
| 39 | * Macro that sets up the callee save frame to conform with |
| 40 | * Runtime::CreateCalleeSaveMethod(kRefsOnly) |
| 41 | */ |
| 42 | MACRO0(SETUP_REF_ONLY_CALLEE_SAVE_FRAME) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 43 | PUSH edi // Save callee saves (ebx is saved/restored by the upcall) |
| 44 | PUSH esi |
| 45 | PUSH ebp |
Elliott Hughes | ea94421 | 2012-04-05 13:11:53 -0700 | [diff] [blame] | 46 | 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] | 47 | CFI_ADJUST_CFA_OFFSET(16) |
Andreas Gampe | 5c1e435 | 2014-04-21 19:28:24 -0700 | [diff] [blame] | 48 | |
| 49 | // Ugly compile-time check, but we only have the preprocessor. |
| 50 | // Last +4: implicit return address pushed on stack when caller made call. |
| 51 | #if (FRAME_SIZE_REFS_ONLY_CALLEE_SAVE != 3*4 + 16 + 4) |
| 52 | #error "REFS_ONLY_CALLEE_SAVE_FRAME(X86) size not as expected." |
| 53 | #endif |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 54 | END_MACRO |
| 55 | |
| 56 | MACRO0(RESTORE_REF_ONLY_CALLEE_SAVE_FRAME) |
Ian Rogers | 47d00c0 | 2014-04-16 17:33:27 -0700 | [diff] [blame] | 57 | addl MACRO_LITERAL(16), %esp // Unwind stack up to saved values |
Andreas Gampe | bf6b92a | 2014-03-05 16:11:04 -0800 | [diff] [blame] | 58 | CFI_ADJUST_CFA_OFFSET(-16) |
Mathieu Chartier | 2a6c7b7 | 2013-10-16 11:16:33 -0700 | [diff] [blame] | 59 | POP ebp // Restore callee saves (ebx is saved/restored by the upcall) |
| 60 | POP esi |
| 61 | POP edi |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 62 | END_MACRO |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 63 | |
| 64 | /* |
| 65 | * Macro that sets up the callee save frame to conform with |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 66 | * Runtime::CreateCalleeSaveMethod(kRefsAndArgs) |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 67 | */ |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 68 | MACRO0(SETUP_REF_AND_ARGS_CALLEE_SAVE_FRAME) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 69 | PUSH edi // Save callee saves |
| 70 | PUSH esi |
| 71 | PUSH ebp |
| 72 | PUSH ebx // Save args |
| 73 | PUSH edx |
| 74 | PUSH ecx |
| 75 | PUSH eax // Align stack, eax will be clobbered by Method* |
Andreas Gampe | 5c1e435 | 2014-04-21 19:28:24 -0700 | [diff] [blame] | 76 | |
| 77 | // Ugly compile-time check, but we only have the preprocessor. |
| 78 | // Last +4: implicit return address pushed on stack when caller made call. |
| 79 | #if (FRAME_SIZE_REFS_AND_ARGS_CALLEE_SAVE != 7*4 + 4) |
| 80 | #error "REFS_AND_ARGS_CALLEE_SAVE_FRAME(X86) size not as expected." |
| 81 | #endif |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 82 | END_MACRO |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 83 | |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 84 | MACRO0(RESTORE_REF_AND_ARGS_CALLEE_SAVE_FRAME) |
Elliott Hughes | ea94421 | 2012-04-05 13:11:53 -0700 | [diff] [blame] | 85 | addl MACRO_LITERAL(4), %esp // Remove padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 86 | CFI_ADJUST_CFA_OFFSET(-4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 87 | POP ecx // Restore args except eax |
| 88 | POP edx |
| 89 | POP ebx |
| 90 | POP ebp // Restore callee saves |
| 91 | POP esi |
| 92 | POP edi |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 93 | END_MACRO |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 94 | |
| 95 | /* |
| 96 | * Macro that set calls through to artDeliverPendingExceptionFromCode, where the pending |
| 97 | * exception is Thread::Current()->exception_. |
| 98 | */ |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 99 | MACRO0(DELIVER_PENDING_EXCEPTION) |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 100 | SETUP_SAVE_ALL_CALLEE_SAVE_FRAME // save callee saves for throw |
| 101 | mov %esp, %ecx |
| 102 | // Outgoing argument set up |
Elliott Hughes | ea94421 | 2012-04-05 13:11:53 -0700 | [diff] [blame] | 103 | subl MACRO_LITERAL(8), %esp // Alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 104 | CFI_ADJUST_CFA_OFFSET(8) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 105 | PUSH ecx // pass SP |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 106 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 107 | CFI_ADJUST_CFA_OFFSET(4) |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 108 | SETUP_GOT_NOSAVE // clobbers ebx (harmless here) |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 109 | call PLT_SYMBOL(artDeliverPendingExceptionFromCode) // artDeliverPendingExceptionFromCode(Thread*, SP) |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 110 | int3 // unreached |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 111 | END_MACRO |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 112 | |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 113 | MACRO2(NO_ARG_RUNTIME_EXCEPTION, c_name, cxx_name) |
Ian Rogers | c5f1773 | 2014-06-05 20:48:42 -0700 | [diff] [blame] | 114 | DEFINE_FUNCTION RAW_VAR(c_name, 0) |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 115 | SETUP_SAVE_ALL_CALLEE_SAVE_FRAME // save all registers as basis for long jump context |
| 116 | mov %esp, %ecx |
| 117 | // Outgoing argument set up |
Elliott Hughes | ea94421 | 2012-04-05 13:11:53 -0700 | [diff] [blame] | 118 | subl MACRO_LITERAL(8), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 119 | CFI_ADJUST_CFA_OFFSET(8) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 120 | PUSH ecx // pass SP |
Ian Rogers | 55bd45f | 2012-04-04 17:31:20 -0700 | [diff] [blame] | 121 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 122 | CFI_ADJUST_CFA_OFFSET(4) |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 123 | SETUP_GOT_NOSAVE // clobbers ebx (harmless here) |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 124 | call PLT_VAR(cxx_name, 1) // cxx_name(Thread*, SP) |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 125 | int3 // unreached |
Ian Rogers | c5f1773 | 2014-06-05 20:48:42 -0700 | [diff] [blame] | 126 | END_FUNCTION RAW_VAR(c_name, 0) |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 127 | END_MACRO |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 128 | |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 129 | MACRO2(ONE_ARG_RUNTIME_EXCEPTION, c_name, cxx_name) |
Ian Rogers | c5f1773 | 2014-06-05 20:48:42 -0700 | [diff] [blame] | 130 | DEFINE_FUNCTION RAW_VAR(c_name, 0) |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 131 | SETUP_SAVE_ALL_CALLEE_SAVE_FRAME // save all registers as basis for long jump context |
| 132 | mov %esp, %ecx |
| 133 | // Outgoing argument set up |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 134 | PUSH eax // alignment padding |
| 135 | PUSH ecx // pass SP |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 136 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 137 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 138 | PUSH eax // pass arg1 |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 139 | SETUP_GOT_NOSAVE // clobbers ebx (harmless here) |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 140 | call PLT_VAR(cxx_name, 1) // cxx_name(arg1, Thread*, SP) |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 141 | int3 // unreached |
Ian Rogers | c5f1773 | 2014-06-05 20:48:42 -0700 | [diff] [blame] | 142 | END_FUNCTION RAW_VAR(c_name, 0) |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 143 | END_MACRO |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 144 | |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 145 | MACRO2(TWO_ARG_RUNTIME_EXCEPTION, c_name, cxx_name) |
Ian Rogers | c5f1773 | 2014-06-05 20:48:42 -0700 | [diff] [blame] | 146 | DEFINE_FUNCTION RAW_VAR(c_name, 0) |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 147 | SETUP_SAVE_ALL_CALLEE_SAVE_FRAME // save all registers as basis for long jump context |
| 148 | mov %esp, %edx |
| 149 | // Outgoing argument set up |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 150 | PUSH edx // pass SP |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 151 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 152 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 153 | PUSH ecx // pass arg2 |
| 154 | PUSH eax // pass arg1 |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 155 | SETUP_GOT_NOSAVE // clobbers ebx (harmless here) |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 156 | call PLT_VAR(cxx_name, 1) // cxx_name(arg1, arg2, Thread*, SP) |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 157 | int3 // unreached |
Ian Rogers | c5f1773 | 2014-06-05 20:48:42 -0700 | [diff] [blame] | 158 | END_FUNCTION RAW_VAR(c_name, 0) |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 159 | END_MACRO |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 160 | |
| 161 | /* |
| 162 | * Called by managed code to create and deliver a NullPointerException. |
| 163 | */ |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 164 | NO_ARG_RUNTIME_EXCEPTION art_quick_throw_null_pointer_exception, artThrowNullPointerExceptionFromCode |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 165 | |
| 166 | /* |
| 167 | * Called by managed code to create and deliver an ArithmeticException. |
| 168 | */ |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 169 | NO_ARG_RUNTIME_EXCEPTION art_quick_throw_div_zero, artThrowDivZeroFromCode |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 170 | |
| 171 | /* |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 172 | * Called by managed code to create and deliver a StackOverflowError. |
| 173 | */ |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 174 | NO_ARG_RUNTIME_EXCEPTION art_quick_throw_stack_overflow, artThrowStackOverflowFromCode |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 175 | |
| 176 | /* |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 177 | * Called by managed code, saves callee saves and then calls artThrowException |
| 178 | * that will place a mock Method* at the bottom of the stack. Arg1 holds the exception. |
| 179 | */ |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 180 | ONE_ARG_RUNTIME_EXCEPTION art_quick_deliver_exception, artDeliverExceptionFromCode |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 181 | |
| 182 | /* |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 183 | * Called by managed code to create and deliver a NoSuchMethodError. |
| 184 | */ |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 185 | ONE_ARG_RUNTIME_EXCEPTION art_quick_throw_no_such_method, artThrowNoSuchMethodFromCode |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 186 | |
| 187 | /* |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 188 | * Called by managed code to create and deliver an ArrayIndexOutOfBoundsException. Arg1 holds |
| 189 | * index, arg2 holds limit. |
| 190 | */ |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 191 | TWO_ARG_RUNTIME_EXCEPTION art_quick_throw_array_bounds, artThrowArrayBoundsFromCode |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 192 | |
| 193 | /* |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 194 | * All generated callsites for interface invokes and invocation slow paths will load arguments |
| 195 | * as usual - except instead of loading arg0/r0 with the target Method*, arg0/r0 will contain |
| 196 | * the method_idx. This wrapper will save arg1-arg3, load the caller's Method*, align the |
| 197 | * stack and call the appropriate C helper. |
| 198 | * NOTE: "this" is first visible argument of the target, and so can be found in arg1/r1. |
| 199 | * |
| 200 | * The helper will attempt to locate the target and return a 64-bit result in r0/r1 consisting |
| 201 | * of the target Method* in r0 and method->code_ in r1. |
| 202 | * |
| 203 | * If unsuccessful, the helper will return NULL/NULL. There will bea pending exception in the |
| 204 | * thread and we branch to another stub to deliver it. |
| 205 | * |
| 206 | * On success this wrapper will restore arguments and *jump* to the target, leaving the lr |
| 207 | * pointing back to the original caller. |
| 208 | */ |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 209 | MACRO2(INVOKE_TRAMPOLINE, c_name, cxx_name) |
Ian Rogers | c5f1773 | 2014-06-05 20:48:42 -0700 | [diff] [blame] | 210 | DEFINE_FUNCTION RAW_VAR(c_name, 0) |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 211 | // Set up the callee save frame to conform with Runtime::CreateCalleeSaveMethod(kRefsAndArgs) |
| 212 | // return address |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 213 | PUSH edi |
| 214 | PUSH esi |
| 215 | PUSH ebp |
Dave Allison | bbb32c2 | 2013-11-05 18:25:18 -0800 | [diff] [blame] | 216 | PUSH ebx // Save args |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 217 | PUSH edx |
| 218 | PUSH ecx |
Dave Allison | bbb32c2 | 2013-11-05 18:25:18 -0800 | [diff] [blame] | 219 | PUSH eax // <-- callee save Method* to go here |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 220 | movl %esp, %edx // remember SP |
| 221 | // Outgoing argument set up |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 222 | SETUP_GOT_NOSAVE |
Elliott Hughes | ea94421 | 2012-04-05 13:11:53 -0700 | [diff] [blame] | 223 | subl MACRO_LITERAL(12), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 224 | CFI_ADJUST_CFA_OFFSET(12) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 225 | PUSH edx // pass SP |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 226 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 227 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 228 | pushl 32(%edx) // pass caller Method* |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 229 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 230 | PUSH ecx // pass arg2 |
| 231 | PUSH eax // pass arg1 |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 232 | 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] | 233 | movl %edx, %edi // save code pointer in EDI |
Elliott Hughes | ea94421 | 2012-04-05 13:11:53 -0700 | [diff] [blame] | 234 | addl MACRO_LITERAL(36), %esp // Pop arguments skip eax |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 235 | CFI_ADJUST_CFA_OFFSET(-36) |
Dave Allison | bbb32c2 | 2013-11-05 18:25:18 -0800 | [diff] [blame] | 236 | POP ecx // Restore args except eax |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 237 | POP edx |
| 238 | POP ebx |
Dave Allison | bbb32c2 | 2013-11-05 18:25:18 -0800 | [diff] [blame] | 239 | POP ebp // Restore callee saves |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 240 | POP esi |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 241 | // Swap EDI callee save with code pointer. |
| 242 | xchgl %edi, (%esp) |
| 243 | testl %eax, %eax // Branch forward if exception pending. |
| 244 | jz 1f |
| 245 | // Tail call to intended method. |
| 246 | ret |
| 247 | 1: |
jeffhao | 20b5c6c | 2012-05-21 14:15:18 -0700 | [diff] [blame] | 248 | addl MACRO_LITERAL(4), %esp // Pop code pointer off stack |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 249 | CFI_ADJUST_CFA_OFFSET(-4) |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 250 | DELIVER_PENDING_EXCEPTION |
Ian Rogers | c5f1773 | 2014-06-05 20:48:42 -0700 | [diff] [blame] | 251 | END_FUNCTION RAW_VAR(c_name, 0) |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 252 | END_MACRO |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 253 | |
Logan Chien | 8dbb708 | 2013-01-25 20:31:17 +0800 | [diff] [blame] | 254 | INVOKE_TRAMPOLINE art_quick_invoke_interface_trampoline, artInvokeInterfaceTrampoline |
| 255 | INVOKE_TRAMPOLINE art_quick_invoke_interface_trampoline_with_access_check, artInvokeInterfaceTrampolineWithAccessCheck |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 256 | |
Logan Chien | 8dbb708 | 2013-01-25 20:31:17 +0800 | [diff] [blame] | 257 | INVOKE_TRAMPOLINE art_quick_invoke_static_trampoline_with_access_check, artInvokeStaticTrampolineWithAccessCheck |
| 258 | INVOKE_TRAMPOLINE art_quick_invoke_direct_trampoline_with_access_check, artInvokeDirectTrampolineWithAccessCheck |
| 259 | INVOKE_TRAMPOLINE art_quick_invoke_super_trampoline_with_access_check, artInvokeSuperTrampolineWithAccessCheck |
| 260 | INVOKE_TRAMPOLINE art_quick_invoke_virtual_trampoline_with_access_check, artInvokeVirtualTrampolineWithAccessCheck |
Ian Rogers | 57b86d4 | 2012-03-27 16:05:41 -0700 | [diff] [blame] | 261 | |
Jeff Hao | 5d91730 | 2013-02-27 17:57:33 -0800 | [diff] [blame] | 262 | /* |
Jeff Hao | 6474d19 | 2013-03-26 14:08:09 -0700 | [diff] [blame] | 263 | * Quick invocation stub. |
| 264 | * On entry: |
| 265 | * [sp] = return address |
| 266 | * [sp + 4] = method pointer |
| 267 | * [sp + 8] = argument array or NULL for no argument methods |
| 268 | * [sp + 12] = size of argument array in bytes |
| 269 | * [sp + 16] = (managed) thread pointer |
| 270 | * [sp + 20] = JValue* result |
Ian Rogers | 0177e53 | 2014-02-11 16:30:46 -0800 | [diff] [blame] | 271 | * [sp + 24] = shorty |
Jeff Hao | 5d91730 | 2013-02-27 17:57:33 -0800 | [diff] [blame] | 272 | */ |
| 273 | DEFINE_FUNCTION art_quick_invoke_stub |
| 274 | PUSH ebp // save ebp |
| 275 | PUSH ebx // save ebx |
| 276 | mov %esp, %ebp // copy value of stack pointer into base pointer |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 277 | CFI_DEF_CFA_REGISTER(ebp) |
Jeff Hao | 5d91730 | 2013-02-27 17:57:33 -0800 | [diff] [blame] | 278 | mov 20(%ebp), %ebx // get arg array size |
| 279 | 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] | 280 | andl LITERAL(0xFFFFFFF0), %ebx // align frame size to 16 bytes |
Jeff Hao | 5d91730 | 2013-02-27 17:57:33 -0800 | [diff] [blame] | 281 | subl LITERAL(12), %ebx // remove space for return address, ebx, and ebp |
| 282 | subl %ebx, %esp // reserve stack space for argument array |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 283 | SETUP_GOT_NOSAVE // clobbers ebx (harmless here) |
Jeff Hao | 5d91730 | 2013-02-27 17:57:33 -0800 | [diff] [blame] | 284 | lea 4(%esp), %eax // use stack pointer + method ptr as dest for memcpy |
| 285 | pushl 20(%ebp) // push size of region to memcpy |
| 286 | pushl 16(%ebp) // push arg array as source of memcpy |
| 287 | pushl %eax // push stack pointer as destination of memcpy |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 288 | call PLT_SYMBOL(memcpy) // (void*, const void*, size_t) |
Jeff Hao | 5d91730 | 2013-02-27 17:57:33 -0800 | [diff] [blame] | 289 | addl LITERAL(12), %esp // pop arguments to memcpy |
| 290 | movl LITERAL(0), (%esp) // store NULL for method* |
| 291 | mov 12(%ebp), %eax // move method pointer into eax |
| 292 | mov 4(%esp), %ecx // copy arg1 into ecx |
| 293 | mov 8(%esp), %edx // copy arg2 into edx |
| 294 | mov 12(%esp), %ebx // copy arg3 into ebx |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 295 | call *METHOD_QUICK_CODE_OFFSET(%eax) // call the method |
Jeff Hao | 5d91730 | 2013-02-27 17:57:33 -0800 | [diff] [blame] | 296 | mov %ebp, %esp // restore stack pointer |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 297 | CFI_DEF_CFA_REGISTER(esp) |
Jeff Hao | 5d91730 | 2013-02-27 17:57:33 -0800 | [diff] [blame] | 298 | POP ebx // pop ebx |
| 299 | POP ebp // pop ebp |
| 300 | mov 20(%esp), %ecx // get result pointer |
Ian Rogers | 0177e53 | 2014-02-11 16:30:46 -0800 | [diff] [blame] | 301 | mov %eax, (%ecx) // store the result assuming its a long, int or Object* |
Jeff Hao | 5d91730 | 2013-02-27 17:57:33 -0800 | [diff] [blame] | 302 | mov %edx, 4(%ecx) // store the other half of the result |
Ian Rogers | 0177e53 | 2014-02-11 16:30:46 -0800 | [diff] [blame] | 303 | mov 24(%esp), %edx // get the shorty |
| 304 | cmpb LITERAL(68), (%edx) // test if result type char == 'D' |
Ian Rogers | 8016a12 | 2014-02-21 20:37:21 -0800 | [diff] [blame] | 305 | je .Lreturn_double_quick |
Ian Rogers | 0177e53 | 2014-02-11 16:30:46 -0800 | [diff] [blame] | 306 | cmpb LITERAL(70), (%edx) // test if result type char == 'F' |
Ian Rogers | 8016a12 | 2014-02-21 20:37:21 -0800 | [diff] [blame] | 307 | je .Lreturn_float_quick |
Jeff Hao | 6474d19 | 2013-03-26 14:08:09 -0700 | [diff] [blame] | 308 | ret |
Ian Rogers | 8016a12 | 2014-02-21 20:37:21 -0800 | [diff] [blame] | 309 | .Lreturn_double_quick: |
Jeff Hao | 5d91730 | 2013-02-27 17:57:33 -0800 | [diff] [blame] | 310 | movsd %xmm0, (%ecx) // store the floating point result |
| 311 | ret |
Ian Rogers | 8016a12 | 2014-02-21 20:37:21 -0800 | [diff] [blame] | 312 | .Lreturn_float_quick: |
Ian Rogers | 0177e53 | 2014-02-11 16:30:46 -0800 | [diff] [blame] | 313 | movss %xmm0, (%ecx) // store the floating point result |
| 314 | ret |
Jeff Hao | 5d91730 | 2013-02-27 17:57:33 -0800 | [diff] [blame] | 315 | END_FUNCTION art_quick_invoke_stub |
| 316 | |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 317 | MACRO3(NO_ARG_DOWNCALL, c_name, cxx_name, return_macro) |
Ian Rogers | c5f1773 | 2014-06-05 20:48:42 -0700 | [diff] [blame] | 318 | DEFINE_FUNCTION RAW_VAR(c_name, 0) |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 319 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
| 320 | mov %esp, %edx // remember SP |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 321 | SETUP_GOT_NOSAVE // clobbers ebx (harmless here) |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 322 | // Outgoing argument set up |
| 323 | subl MACRO_LITERAL(8), %esp // push padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 324 | CFI_ADJUST_CFA_OFFSET(8) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 325 | PUSH edx // pass SP |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 326 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 327 | CFI_ADJUST_CFA_OFFSET(4) |
| 328 | call PLT_VAR(cxx_name, 1) // cxx_name(Thread*, SP) |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 329 | addl MACRO_LITERAL(16), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 330 | CFI_ADJUST_CFA_OFFSET(-16) |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 331 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
Elliott Hughes | 754caaa | 2012-04-10 10:57:36 -0700 | [diff] [blame] | 332 | CALL_MACRO(return_macro, 2) // return or deliver exception |
Ian Rogers | c5f1773 | 2014-06-05 20:48:42 -0700 | [diff] [blame] | 333 | END_FUNCTION RAW_VAR(c_name, 0) |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 334 | END_MACRO |
| 335 | |
| 336 | MACRO3(ONE_ARG_DOWNCALL, c_name, cxx_name, return_macro) |
Ian Rogers | c5f1773 | 2014-06-05 20:48:42 -0700 | [diff] [blame] | 337 | DEFINE_FUNCTION RAW_VAR(c_name, 0) |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 338 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
| 339 | mov %esp, %edx // remember SP |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 340 | SETUP_GOT_NOSAVE // clobbers EBX |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 341 | // Outgoing argument set up |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 342 | PUSH eax // push padding |
| 343 | PUSH edx // pass SP |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 344 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 345 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 346 | PUSH eax // pass arg1 |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 347 | call PLT_VAR(cxx_name, 1) // cxx_name(arg1, Thread*, SP) |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 348 | addl MACRO_LITERAL(16), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 349 | CFI_ADJUST_CFA_OFFSET(-16) |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 350 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
Elliott Hughes | 754caaa | 2012-04-10 10:57:36 -0700 | [diff] [blame] | 351 | CALL_MACRO(return_macro, 2) // return or deliver exception |
Ian Rogers | c5f1773 | 2014-06-05 20:48:42 -0700 | [diff] [blame] | 352 | END_FUNCTION RAW_VAR(c_name, 0) |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 353 | END_MACRO |
| 354 | |
| 355 | MACRO3(TWO_ARG_DOWNCALL, c_name, cxx_name, return_macro) |
Ian Rogers | c5f1773 | 2014-06-05 20:48:42 -0700 | [diff] [blame] | 356 | DEFINE_FUNCTION RAW_VAR(c_name, 0) |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 357 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
| 358 | mov %esp, %edx // remember SP |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 359 | SETUP_GOT_NOSAVE // clobbers EBX |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 360 | // Outgoing argument set up |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 361 | PUSH edx // 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 ecx // pass arg2 |
| 365 | PUSH eax // pass arg1 |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 366 | call PLT_VAR(cxx_name, 1) // cxx_name(arg1, arg2, Thread*, SP) |
Elliott Hughes | ea94421 | 2012-04-05 13:11:53 -0700 | [diff] [blame] | 367 | addl MACRO_LITERAL(16), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 368 | CFI_ADJUST_CFA_OFFSET(-16) |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 369 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
Elliott Hughes | 754caaa | 2012-04-10 10:57:36 -0700 | [diff] [blame] | 370 | CALL_MACRO(return_macro, 2) // return or deliver exception |
Ian Rogers | c5f1773 | 2014-06-05 20:48:42 -0700 | [diff] [blame] | 371 | END_FUNCTION RAW_VAR(c_name, 0) |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 372 | END_MACRO |
| 373 | |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 374 | MACRO3(THREE_ARG_DOWNCALL, c_name, cxx_name, return_macro) |
Ian Rogers | c5f1773 | 2014-06-05 20:48:42 -0700 | [diff] [blame] | 375 | DEFINE_FUNCTION RAW_VAR(c_name, 0) |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 376 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
| 377 | mov %esp, %ebx // remember SP |
| 378 | // Outgoing argument set up |
Elliott Hughes | ea94421 | 2012-04-05 13:11:53 -0700 | [diff] [blame] | 379 | subl MACRO_LITERAL(12), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 380 | CFI_ADJUST_CFA_OFFSET(12) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 381 | PUSH ebx // pass SP |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 382 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 383 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 384 | PUSH edx // pass arg3 |
| 385 | PUSH ecx // pass arg2 |
| 386 | PUSH eax // pass arg1 |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 387 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 388 | 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] | 389 | addl MACRO_LITERAL(32), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 390 | CFI_ADJUST_CFA_OFFSET(-32) |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 391 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
Elliott Hughes | 754caaa | 2012-04-10 10:57:36 -0700 | [diff] [blame] | 392 | CALL_MACRO(return_macro, 2) // return or deliver exception |
Ian Rogers | c5f1773 | 2014-06-05 20:48:42 -0700 | [diff] [blame] | 393 | END_FUNCTION RAW_VAR(c_name, 0) |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 394 | END_MACRO |
| 395 | |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 396 | MACRO0(RETURN_IF_RESULT_IS_NON_ZERO) |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 397 | testl %eax, %eax // eax == 0 ? |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 398 | jz 1f // if eax == 0 goto 1 |
| 399 | ret // return |
| 400 | 1: // deliver exception on current thread |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 401 | DELIVER_PENDING_EXCEPTION |
| 402 | END_MACRO |
| 403 | |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 404 | MACRO0(RETURN_IF_EAX_ZERO) |
| 405 | testl %eax, %eax // eax == 0 ? |
| 406 | jnz 1f // if eax != 0 goto 1 |
| 407 | ret // return |
| 408 | 1: // deliver exception on current thread |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 409 | DELIVER_PENDING_EXCEPTION |
Ian Rogers | d36c52e | 2012-04-09 16:29:25 -0700 | [diff] [blame] | 410 | END_MACRO |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 411 | |
jeffhao | d66a875 | 2012-05-22 15:30:16 -0700 | [diff] [blame] | 412 | MACRO0(RETURN_OR_DELIVER_PENDING_EXCEPTION) |
| 413 | mov %fs:THREAD_EXCEPTION_OFFSET, %ebx // get exception field |
| 414 | testl %ebx, %ebx // ebx == 0 ? |
| 415 | jnz 1f // if ebx != 0 goto 1 |
| 416 | ret // return |
| 417 | 1: // deliver exception on current thread |
| 418 | DELIVER_PENDING_EXCEPTION |
| 419 | END_MACRO |
| 420 | |
Mathieu Chartier | 7410f29 | 2013-11-24 13:17:35 -0800 | [diff] [blame] | 421 | // Generate the allocation entrypoints for each allocator. |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 422 | // TODO: use arch/quick_alloc_entrypoints.S. Currently we don't as we need to use concatenation |
| 423 | // macros to work around differences between OS/X's as and binutils as (OS/X lacks named arguments |
| 424 | // to macros and the VAR macro won't concatenate arguments properly), this also breaks having |
| 425 | // multi-line macros that use each other (hence using 1 macro per newline below). |
| 426 | #define GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT(c_suffix, cxx_suffix) \ |
| 427 | TWO_ARG_DOWNCALL art_quick_alloc_object ## c_suffix, artAllocObjectFromCode ## cxx_suffix, RETURN_IF_RESULT_IS_NON_ZERO |
Hiroshi Yamauchi | be1ca55 | 2014-01-15 11:46:48 -0800 | [diff] [blame] | 428 | #define GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_RESOLVED(c_suffix, cxx_suffix) \ |
| 429 | TWO_ARG_DOWNCALL art_quick_alloc_object_resolved ## c_suffix, artAllocObjectFromCodeResolved ## cxx_suffix, RETURN_IF_RESULT_IS_NON_ZERO |
| 430 | #define GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_INITIALIZED(c_suffix, cxx_suffix) \ |
| 431 | TWO_ARG_DOWNCALL art_quick_alloc_object_initialized ## c_suffix, artAllocObjectFromCodeInitialized ## cxx_suffix, RETURN_IF_RESULT_IS_NON_ZERO |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 432 | #define GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_WITH_ACCESS_CHECK(c_suffix, cxx_suffix) \ |
| 433 | TWO_ARG_DOWNCALL art_quick_alloc_object_with_access_check ## c_suffix, artAllocObjectFromCodeWithAccessCheck ## cxx_suffix, RETURN_IF_RESULT_IS_NON_ZERO |
| 434 | #define GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY(c_suffix, cxx_suffix) \ |
| 435 | THREE_ARG_DOWNCALL art_quick_alloc_array ## c_suffix, artAllocArrayFromCode ## cxx_suffix, RETURN_IF_RESULT_IS_NON_ZERO |
Hiroshi Yamauchi | bb8f0ab | 2014-01-27 16:50:29 -0800 | [diff] [blame] | 436 | #define GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY_RESOLVED(c_suffix, cxx_suffix) \ |
| 437 | THREE_ARG_DOWNCALL art_quick_alloc_array_resolved ## c_suffix, artAllocArrayFromCodeResolved ## cxx_suffix, RETURN_IF_RESULT_IS_NON_ZERO |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 438 | #define GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY_WITH_ACCESS_CHECK(c_suffix, cxx_suffix) \ |
| 439 | THREE_ARG_DOWNCALL art_quick_alloc_array_with_access_check ## c_suffix, artAllocArrayFromCodeWithAccessCheck ## cxx_suffix, RETURN_IF_RESULT_IS_NON_ZERO |
| 440 | #define GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY(c_suffix, cxx_suffix) \ |
| 441 | THREE_ARG_DOWNCALL art_quick_check_and_alloc_array ## c_suffix, artCheckAndAllocArrayFromCode ## cxx_suffix, RETURN_IF_RESULT_IS_NON_ZERO |
| 442 | #define GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY_WITH_ACCESS_CHECK(c_suffix, cxx_suffix) \ |
| 443 | THREE_ARG_DOWNCALL art_quick_check_and_alloc_array_with_access_check ## c_suffix, artCheckAndAllocArrayFromCodeWithAccessCheck ## cxx_suffix, RETURN_IF_RESULT_IS_NON_ZERO |
| 444 | |
| 445 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT(_dlmalloc, DlMalloc) |
Hiroshi Yamauchi | be1ca55 | 2014-01-15 11:46:48 -0800 | [diff] [blame] | 446 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_RESOLVED(_dlmalloc, DlMalloc) |
| 447 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_INITIALIZED(_dlmalloc, DlMalloc) |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 448 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_WITH_ACCESS_CHECK(_dlmalloc, DlMalloc) |
| 449 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY(_dlmalloc, DlMalloc) |
Hiroshi Yamauchi | bb8f0ab | 2014-01-27 16:50:29 -0800 | [diff] [blame] | 450 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY_RESOLVED(_dlmalloc, DlMalloc) |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 451 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY_WITH_ACCESS_CHECK(_dlmalloc, DlMalloc) |
| 452 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY(_dlmalloc, DlMalloc) |
| 453 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY_WITH_ACCESS_CHECK(_dlmalloc, DlMalloc) |
| 454 | |
| 455 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT(_dlmalloc_instrumented, DlMallocInstrumented) |
Hiroshi Yamauchi | be1ca55 | 2014-01-15 11:46:48 -0800 | [diff] [blame] | 456 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_RESOLVED(_dlmalloc_instrumented, DlMallocInstrumented) |
| 457 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_INITIALIZED(_dlmalloc_instrumented, DlMallocInstrumented) |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 458 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_WITH_ACCESS_CHECK(_dlmalloc_instrumented, DlMallocInstrumented) |
| 459 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY(_dlmalloc_instrumented, DlMallocInstrumented) |
Hiroshi Yamauchi | bb8f0ab | 2014-01-27 16:50:29 -0800 | [diff] [blame] | 460 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY_RESOLVED(_dlmalloc_instrumented, DlMallocInstrumented) |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 461 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY_WITH_ACCESS_CHECK(_dlmalloc_instrumented, DlMallocInstrumented) |
| 462 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY(_dlmalloc_instrumented, DlMallocInstrumented) |
| 463 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY_WITH_ACCESS_CHECK(_dlmalloc_instrumented, DlMallocInstrumented) |
| 464 | |
| 465 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT(_rosalloc, RosAlloc) |
Hiroshi Yamauchi | be1ca55 | 2014-01-15 11:46:48 -0800 | [diff] [blame] | 466 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_RESOLVED(_rosalloc, RosAlloc) |
| 467 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_INITIALIZED(_rosalloc, RosAlloc) |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 468 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_WITH_ACCESS_CHECK(_rosalloc, RosAlloc) |
| 469 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY(_rosalloc, RosAlloc) |
Hiroshi Yamauchi | bb8f0ab | 2014-01-27 16:50:29 -0800 | [diff] [blame] | 470 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY_RESOLVED(_rosalloc, RosAlloc) |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 471 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY_WITH_ACCESS_CHECK(_rosalloc, RosAlloc) |
| 472 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY(_rosalloc, RosAlloc) |
| 473 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY_WITH_ACCESS_CHECK(_rosalloc, RosAlloc) |
| 474 | |
| 475 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT(_rosalloc_instrumented, RosAllocInstrumented) |
Hiroshi Yamauchi | be1ca55 | 2014-01-15 11:46:48 -0800 | [diff] [blame] | 476 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_RESOLVED(_rosalloc_instrumented, RosAllocInstrumented) |
| 477 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_INITIALIZED(_rosalloc_instrumented, RosAllocInstrumented) |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 478 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_WITH_ACCESS_CHECK(_rosalloc_instrumented, RosAllocInstrumented) |
| 479 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY(_rosalloc_instrumented, RosAllocInstrumented) |
Hiroshi Yamauchi | bb8f0ab | 2014-01-27 16:50:29 -0800 | [diff] [blame] | 480 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY_RESOLVED(_rosalloc_instrumented, RosAllocInstrumented) |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 481 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY_WITH_ACCESS_CHECK(_rosalloc_instrumented, RosAllocInstrumented) |
| 482 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY(_rosalloc_instrumented, RosAllocInstrumented) |
| 483 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY_WITH_ACCESS_CHECK(_rosalloc_instrumented, RosAllocInstrumented) |
| 484 | |
| 485 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT(_bump_pointer, BumpPointer) |
Hiroshi Yamauchi | be1ca55 | 2014-01-15 11:46:48 -0800 | [diff] [blame] | 486 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_RESOLVED(_bump_pointer, BumpPointer) |
| 487 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_INITIALIZED(_bump_pointer, BumpPointer) |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 488 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_WITH_ACCESS_CHECK(_bump_pointer, BumpPointer) |
| 489 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY(_bump_pointer, BumpPointer) |
Hiroshi Yamauchi | bb8f0ab | 2014-01-27 16:50:29 -0800 | [diff] [blame] | 490 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY_RESOLVED(_bump_pointer, BumpPointer) |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 491 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY_WITH_ACCESS_CHECK(_bump_pointer, BumpPointer) |
| 492 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY(_bump_pointer, BumpPointer) |
| 493 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY_WITH_ACCESS_CHECK(_bump_pointer, BumpPointer) |
| 494 | |
| 495 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT(_bump_pointer_instrumented, BumpPointerInstrumented) |
Hiroshi Yamauchi | be1ca55 | 2014-01-15 11:46:48 -0800 | [diff] [blame] | 496 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_RESOLVED(_bump_pointer_instrumented, BumpPointerInstrumented) |
| 497 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_INITIALIZED(_bump_pointer_instrumented, BumpPointerInstrumented) |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 498 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_WITH_ACCESS_CHECK(_bump_pointer_instrumented, BumpPointerInstrumented) |
| 499 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY(_bump_pointer_instrumented, BumpPointerInstrumented) |
Hiroshi Yamauchi | bb8f0ab | 2014-01-27 16:50:29 -0800 | [diff] [blame] | 500 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY_RESOLVED(_bump_pointer_instrumented, BumpPointerInstrumented) |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 501 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY_WITH_ACCESS_CHECK(_bump_pointer_instrumented, BumpPointerInstrumented) |
| 502 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY(_bump_pointer_instrumented, BumpPointerInstrumented) |
| 503 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY_WITH_ACCESS_CHECK(_bump_pointer_instrumented, BumpPointerInstrumented) |
| 504 | |
| 505 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT(_tlab, TLAB) |
Hiroshi Yamauchi | be1ca55 | 2014-01-15 11:46:48 -0800 | [diff] [blame] | 506 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_RESOLVED(_tlab, TLAB) |
| 507 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_INITIALIZED(_tlab, TLAB) |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 508 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_WITH_ACCESS_CHECK(_tlab, TLAB) |
| 509 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY(_tlab, TLAB) |
Hiroshi Yamauchi | bb8f0ab | 2014-01-27 16:50:29 -0800 | [diff] [blame] | 510 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY_RESOLVED(_tlab, TLAB) |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 511 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY_WITH_ACCESS_CHECK(_tlab, TLAB) |
| 512 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY(_tlab, TLAB) |
| 513 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY_WITH_ACCESS_CHECK(_tlab, TLAB) |
| 514 | |
| 515 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT(_tlab_instrumented, TLABInstrumented) |
Hiroshi Yamauchi | be1ca55 | 2014-01-15 11:46:48 -0800 | [diff] [blame] | 516 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_RESOLVED(_tlab_instrumented, TLABInstrumented) |
| 517 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_INITIALIZED(_tlab_instrumented, TLABInstrumented) |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 518 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_OBJECT_WITH_ACCESS_CHECK(_tlab_instrumented, TLABInstrumented) |
| 519 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY(_tlab_instrumented, TLABInstrumented) |
Hiroshi Yamauchi | bb8f0ab | 2014-01-27 16:50:29 -0800 | [diff] [blame] | 520 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY_RESOLVED(_tlab_instrumented, TLABInstrumented) |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 521 | GENERATE_ALLOC_ENTRYPOINTS_ALLOC_ARRAY_WITH_ACCESS_CHECK(_tlab_instrumented, TLABInstrumented) |
| 522 | GENERATE_ALLOC_ENTRYPOINTS_CHECK_AND_ALLOC_ARRAY(_tlab_instrumented, TLABInstrumented) |
| 523 | 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] | 524 | |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 525 | TWO_ARG_DOWNCALL art_quick_resolve_string, artResolveStringFromCode, RETURN_IF_RESULT_IS_NON_ZERO |
| 526 | TWO_ARG_DOWNCALL art_quick_initialize_static_storage, artInitializeStaticStorageFromCode, RETURN_IF_RESULT_IS_NON_ZERO |
| 527 | TWO_ARG_DOWNCALL art_quick_initialize_type, artInitializeTypeFromCode, RETURN_IF_RESULT_IS_NON_ZERO |
| 528 | 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] | 529 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 530 | 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] | 531 | |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 532 | DEFINE_FUNCTION art_quick_lock_object |
| 533 | testl %eax, %eax // null check object/eax |
Ian Rogers | 8016a12 | 2014-02-21 20:37:21 -0800 | [diff] [blame] | 534 | jz .Lslow_lock |
| 535 | .Lretry_lock: |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 536 | movl LOCK_WORD_OFFSET(%eax), %ecx // ecx := lock word |
Mathieu Chartier | ad2541a | 2013-10-25 10:05:23 -0700 | [diff] [blame] | 537 | test LITERAL(0xC0000000), %ecx // test the 2 high bits. |
Ian Rogers | 8016a12 | 2014-02-21 20:37:21 -0800 | [diff] [blame] | 538 | jne .Lslow_lock // slow path if either of the two high bits are set. |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 539 | movl %fs:THREAD_ID_OFFSET, %edx // edx := thread id |
| 540 | test %ecx, %ecx |
Ian Rogers | 8016a12 | 2014-02-21 20:37:21 -0800 | [diff] [blame] | 541 | jnz .Lalready_thin // lock word contains a thin lock |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 542 | // unlocked case - %edx holds thread id with count of 0 |
| 543 | movl %eax, %ecx // remember object in case of retry |
| 544 | xor %eax, %eax // eax == 0 for comparison with lock word in cmpxchg |
| 545 | lock cmpxchg %edx, LOCK_WORD_OFFSET(%ecx) |
Ian Rogers | 8016a12 | 2014-02-21 20:37:21 -0800 | [diff] [blame] | 546 | jnz .Lcmpxchg_fail // cmpxchg failed retry |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 547 | ret |
Ian Rogers | 8016a12 | 2014-02-21 20:37:21 -0800 | [diff] [blame] | 548 | .Lcmpxchg_fail: |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 549 | movl %ecx, %eax // restore eax |
Ian Rogers | 8016a12 | 2014-02-21 20:37:21 -0800 | [diff] [blame] | 550 | jmp .Lretry_lock |
| 551 | .Lalready_thin: |
Serguei Katkov | 8ef84af | 2014-04-03 15:17:26 +0700 | [diff] [blame] | 552 | cmpw %cx, %dx // do we hold the lock already? |
Ian Rogers | 8016a12 | 2014-02-21 20:37:21 -0800 | [diff] [blame] | 553 | jne .Lslow_lock |
Serguei Katkov | 8ef84af | 2014-04-03 15:17:26 +0700 | [diff] [blame] | 554 | addl LITERAL(65536), %ecx // increment recursion count |
| 555 | test LITERAL(0xC0000000), %ecx // overflowed if either of top two bits are set |
Ian Rogers | 8016a12 | 2014-02-21 20:37:21 -0800 | [diff] [blame] | 556 | jne .Lslow_lock // count overflowed so go slow |
Serguei Katkov | 8ef84af | 2014-04-03 15:17:26 +0700 | [diff] [blame] | 557 | movl %ecx, LOCK_WORD_OFFSET(%eax) // update lockword, cmpxchg not necessary as we hold lock |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 558 | ret |
Ian Rogers | 8016a12 | 2014-02-21 20:37:21 -0800 | [diff] [blame] | 559 | .Lslow_lock: |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 560 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
| 561 | mov %esp, %edx // remember SP |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 562 | SETUP_GOT_NOSAVE // clobbers EBX |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 563 | // Outgoing argument set up |
| 564 | PUSH eax // push padding |
| 565 | PUSH edx // pass SP |
| 566 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 567 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 568 | PUSH eax // pass object |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 569 | call PLT_SYMBOL(artLockObjectFromCode) // artLockObjectFromCode(object, Thread*, SP) |
| 570 | addl LITERAL(16), %esp // pop arguments |
| 571 | CFI_ADJUST_CFA_OFFSET(-16) |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 572 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
| 573 | RETURN_IF_EAX_ZERO |
| 574 | END_FUNCTION art_quick_lock_object |
| 575 | |
| 576 | DEFINE_FUNCTION art_quick_unlock_object |
| 577 | testl %eax, %eax // null check object/eax |
Ian Rogers | 8016a12 | 2014-02-21 20:37:21 -0800 | [diff] [blame] | 578 | jz .Lslow_unlock |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 579 | movl LOCK_WORD_OFFSET(%eax), %ecx // ecx := lock word |
| 580 | movl %fs:THREAD_ID_OFFSET, %edx // edx := thread id |
Serguei Katkov | e78d4e1 | 2014-04-07 10:14:08 +0700 | [diff] [blame] | 581 | test LITERAL(0xC0000000), %ecx |
| 582 | jnz .Lslow_unlock // lock word contains a monitor |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 583 | cmpw %cx, %dx // does the thread id match? |
Ian Rogers | 8016a12 | 2014-02-21 20:37:21 -0800 | [diff] [blame] | 584 | jne .Lslow_unlock |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 585 | cmpl LITERAL(65536), %ecx |
Ian Rogers | 8016a12 | 2014-02-21 20:37:21 -0800 | [diff] [blame] | 586 | jae .Lrecursive_thin_unlock |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 587 | movl LITERAL(0), LOCK_WORD_OFFSET(%eax) |
| 588 | ret |
Ian Rogers | 8016a12 | 2014-02-21 20:37:21 -0800 | [diff] [blame] | 589 | .Lrecursive_thin_unlock: |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 590 | subl LITERAL(65536), %ecx |
| 591 | mov %ecx, LOCK_WORD_OFFSET(%eax) |
| 592 | ret |
Ian Rogers | 8016a12 | 2014-02-21 20:37:21 -0800 | [diff] [blame] | 593 | .Lslow_unlock: |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 594 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
| 595 | mov %esp, %edx // remember SP |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 596 | SETUP_GOT_NOSAVE // clobbers EBX |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 597 | // Outgoing argument set up |
| 598 | PUSH eax // push padding |
| 599 | PUSH edx // pass SP |
| 600 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 601 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 602 | PUSH eax // pass object |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 603 | call PLT_SYMBOL(artUnlockObjectFromCode) // artUnlockObjectFromCode(object, Thread*, SP) |
| 604 | addl LITERAL(16), %esp // pop arguments |
| 605 | CFI_ADJUST_CFA_OFFSET(-16) |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 606 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
| 607 | RETURN_IF_EAX_ZERO |
| 608 | END_FUNCTION art_quick_unlock_object |
| 609 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 610 | DEFINE_FUNCTION art_quick_is_assignable |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 611 | SETUP_GOT_NOSAVE // clobbers EBX |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 612 | PUSH eax // alignment padding |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 613 | PUSH ecx // pass arg2 - obj->klass |
| 614 | PUSH eax // pass arg1 - checked class |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 615 | call PLT_SYMBOL(artIsAssignableFromCode) // (Class* klass, Class* ref_klass) |
Ian Rogers | 55bd45f | 2012-04-04 17:31:20 -0700 | [diff] [blame] | 616 | addl LITERAL(12), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 617 | CFI_ADJUST_CFA_OFFSET(-12) |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 618 | ret |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 619 | END_FUNCTION art_quick_is_assignable |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 620 | |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 621 | DEFINE_FUNCTION art_quick_check_cast |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 622 | SETUP_GOT_NOSAVE // clobbers EBX |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 623 | PUSH eax // alignment padding |
| 624 | PUSH ecx // pass arg2 - obj->klass |
| 625 | PUSH eax // pass arg1 - checked class |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 626 | call PLT_SYMBOL(artIsAssignableFromCode) // (Class* klass, Class* ref_klass) |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 627 | testl %eax, %eax |
| 628 | jz 1f // jump forward if not assignable |
| 629 | addl LITERAL(12), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 630 | CFI_ADJUST_CFA_OFFSET(-12) |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 631 | ret |
| 632 | 1: |
| 633 | POP eax // pop arguments |
| 634 | POP ecx |
| 635 | addl LITERAL(4), %esp |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 636 | CFI_ADJUST_CFA_OFFSET(-12) |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 637 | SETUP_SAVE_ALL_CALLEE_SAVE_FRAME // save all registers as basis for long jump context |
| 638 | mov %esp, %edx |
| 639 | // Outgoing argument set up |
| 640 | PUSH edx // pass SP |
| 641 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
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 ecx // pass arg2 |
| 644 | PUSH eax // pass arg1 |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 645 | call PLT_SYMBOL(artThrowClassCastException) // (Class* a, Class* b, Thread*, SP) |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 646 | int3 // unreached |
| 647 | END_FUNCTION art_quick_check_cast |
| 648 | |
| 649 | /* |
| 650 | * Entry from managed code for array put operations of objects where the value being stored |
| 651 | * needs to be checked for compatibility. |
| 652 | * eax = array, ecx = index, edx = value |
| 653 | */ |
| 654 | DEFINE_FUNCTION art_quick_aput_obj_with_null_and_bound_check |
| 655 | testl %eax, %eax |
Ian Rogers | c5f1773 | 2014-06-05 20:48:42 -0700 | [diff] [blame] | 656 | jnz SYMBOL(art_quick_aput_obj_with_bound_check) |
| 657 | jmp SYMBOL(art_quick_throw_null_pointer_exception) |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 658 | END_FUNCTION art_quick_aput_obj_with_null_and_bound_check |
| 659 | |
| 660 | DEFINE_FUNCTION art_quick_aput_obj_with_bound_check |
| 661 | movl ARRAY_LENGTH_OFFSET(%eax), %ebx |
| 662 | cmpl %ebx, %ecx |
Ian Rogers | c5f1773 | 2014-06-05 20:48:42 -0700 | [diff] [blame] | 663 | jb SYMBOL(art_quick_aput_obj) |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 664 | mov %ecx, %eax |
| 665 | mov %ebx, %ecx |
Ian Rogers | c5f1773 | 2014-06-05 20:48:42 -0700 | [diff] [blame] | 666 | jmp SYMBOL(art_quick_throw_array_bounds) |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 667 | END_FUNCTION art_quick_aput_obj_with_bound_check |
| 668 | |
| 669 | DEFINE_FUNCTION art_quick_aput_obj |
| 670 | test %edx, %edx // store of null |
Ian Rogers | 8016a12 | 2014-02-21 20:37:21 -0800 | [diff] [blame] | 671 | jz .Ldo_aput_null |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 672 | movl CLASS_OFFSET(%eax), %ebx |
| 673 | movl CLASS_COMPONENT_TYPE_OFFSET(%ebx), %ebx |
| 674 | cmpl CLASS_OFFSET(%edx), %ebx // value's type == array's component type - trivial assignability |
Ian Rogers | 8016a12 | 2014-02-21 20:37:21 -0800 | [diff] [blame] | 675 | jne .Lcheck_assignability |
| 676 | .Ldo_aput: |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 677 | movl %edx, OBJECT_ARRAY_DATA_OFFSET(%eax, %ecx, 4) |
| 678 | movl %fs:THREAD_CARD_TABLE_OFFSET, %edx |
| 679 | shrl LITERAL(7), %eax |
| 680 | movb %dl, (%edx, %eax) |
| 681 | ret |
Ian Rogers | 8016a12 | 2014-02-21 20:37:21 -0800 | [diff] [blame] | 682 | .Ldo_aput_null: |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 683 | movl %edx, OBJECT_ARRAY_DATA_OFFSET(%eax, %ecx, 4) |
| 684 | ret |
Ian Rogers | 8016a12 | 2014-02-21 20:37:21 -0800 | [diff] [blame] | 685 | .Lcheck_assignability: |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 686 | PUSH eax // save arguments |
| 687 | PUSH ecx |
| 688 | PUSH edx |
| 689 | subl LITERAL(8), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 690 | CFI_ADJUST_CFA_OFFSET(8) |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 691 | 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] | 692 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 693 | PUSH ebx // pass arg1 - component type of the array |
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(artIsAssignableFromCode) // (Class* a, Class* b) |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 696 | addl LITERAL(16), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 697 | CFI_ADJUST_CFA_OFFSET(-16) |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 698 | testl %eax, %eax |
Ian Rogers | 8016a12 | 2014-02-21 20:37:21 -0800 | [diff] [blame] | 699 | jz .Lthrow_array_store_exception |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 700 | POP edx |
| 701 | POP ecx |
| 702 | POP eax |
| 703 | movl %edx, OBJECT_ARRAY_DATA_OFFSET(%eax, %ecx, 4) // do the aput |
| 704 | movl %fs:THREAD_CARD_TABLE_OFFSET, %edx |
| 705 | shrl LITERAL(7), %eax |
| 706 | movb %dl, (%edx, %eax) |
| 707 | ret |
Ian Rogers | 8016a12 | 2014-02-21 20:37:21 -0800 | [diff] [blame] | 708 | .Lthrow_array_store_exception: |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 709 | POP edx |
| 710 | POP ecx |
| 711 | POP eax |
| 712 | SETUP_SAVE_ALL_CALLEE_SAVE_FRAME // save all registers as basis for long jump context |
| 713 | mov %esp, %ecx |
| 714 | // Outgoing argument set up |
| 715 | PUSH ecx // pass SP |
| 716 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 717 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 718 | PUSH edx // pass arg2 - value |
| 719 | PUSH eax // pass arg1 - array |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 720 | call PLT_SYMBOL(artThrowArrayStoreException) // (array, value, Thread*, SP) |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 721 | int3 // unreached |
| 722 | END_FUNCTION art_quick_aput_obj |
| 723 | |
Logan Chien | 8dbb708 | 2013-01-25 20:31:17 +0800 | [diff] [blame] | 724 | DEFINE_FUNCTION art_quick_memcpy |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 725 | SETUP_GOT_NOSAVE // clobbers EBX |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 726 | PUSH edx // pass arg3 |
| 727 | PUSH ecx // pass arg2 |
| 728 | PUSH eax // pass arg1 |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 729 | call PLT_SYMBOL(memcpy) // (void*, const void*, size_t) |
Ian Rogers | 55bd45f | 2012-04-04 17:31:20 -0700 | [diff] [blame] | 730 | addl LITERAL(12), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 731 | CFI_ADJUST_CFA_OFFSET(-12) |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 732 | ret |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 733 | END_FUNCTION art_quick_memcpy |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 734 | |
Logan Chien | 8dbb708 | 2013-01-25 20:31:17 +0800 | [diff] [blame] | 735 | NO_ARG_DOWNCALL art_quick_test_suspend, artTestSuspendFromCode, ret |
Ian Rogers | 7caad77 | 2012-03-30 01:07:54 -0700 | [diff] [blame] | 736 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 737 | DEFINE_FUNCTION art_quick_d2l |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 738 | PUSH eax // alignment padding |
| 739 | PUSH ecx // pass arg2 a.hi |
| 740 | PUSH eax // pass arg1 a.lo |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 741 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 742 | call PLT_SYMBOL(art_d2l) // (jdouble a) |
jeffhao | 41005dd | 2012-05-09 17:58:52 -0700 | [diff] [blame] | 743 | addl LITERAL(12), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 744 | CFI_ADJUST_CFA_OFFSET(-12) |
jeffhao | 41005dd | 2012-05-09 17:58:52 -0700 | [diff] [blame] | 745 | ret |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 746 | END_FUNCTION art_quick_d2l |
jeffhao | 41005dd | 2012-05-09 17:58:52 -0700 | [diff] [blame] | 747 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 748 | DEFINE_FUNCTION art_quick_f2l |
jeffhao | 41005dd | 2012-05-09 17:58:52 -0700 | [diff] [blame] | 749 | subl LITERAL(8), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 750 | CFI_ADJUST_CFA_OFFSET(8) |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 751 | SETUP_GOT_NOSAVE // clobbers EBX |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 752 | PUSH eax // pass arg1 a |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 753 | call PLT_SYMBOL(art_f2l) // (jfloat a) |
jeffhao | 41005dd | 2012-05-09 17:58:52 -0700 | [diff] [blame] | 754 | addl LITERAL(12), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 755 | CFI_ADJUST_CFA_OFFSET(-12) |
jeffhao | 41005dd | 2012-05-09 17:58:52 -0700 | [diff] [blame] | 756 | ret |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 757 | END_FUNCTION art_quick_f2l |
jeffhao | 41005dd | 2012-05-09 17:58:52 -0700 | [diff] [blame] | 758 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 759 | DEFINE_FUNCTION art_quick_ldiv |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 760 | subl LITERAL(12), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 761 | CFI_ADJUST_CFA_OFFSET(12) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 762 | PUSH ebx // pass arg4 b.hi |
| 763 | PUSH edx // pass arg3 b.lo |
| 764 | PUSH ecx // pass arg2 a.hi |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 765 | PUSH eax // pass arg1 a.lo |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 766 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 767 | call PLT_SYMBOL(artLdiv) // (jlong a, jlong b) |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 768 | addl LITERAL(28), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 769 | CFI_ADJUST_CFA_OFFSET(-28) |
Ian Rogers | 55bd45f | 2012-04-04 17:31:20 -0700 | [diff] [blame] | 770 | ret |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 771 | END_FUNCTION art_quick_ldiv |
Ian Rogers | 55bd45f | 2012-04-04 17:31:20 -0700 | [diff] [blame] | 772 | |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 773 | DEFINE_FUNCTION art_quick_lmod |
| 774 | subl LITERAL(12), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 775 | CFI_ADJUST_CFA_OFFSET(12) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 776 | PUSH ebx // pass arg4 b.hi |
| 777 | PUSH edx // pass arg3 b.lo |
| 778 | PUSH ecx // pass arg2 a.hi |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 779 | PUSH eax // pass arg1 a.lo |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 780 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 781 | call PLT_SYMBOL(artLmod) // (jlong a, jlong b) |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 782 | addl LITERAL(28), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 783 | CFI_ADJUST_CFA_OFFSET(-28) |
Ian Rogers | 55bd45f | 2012-04-04 17:31:20 -0700 | [diff] [blame] | 784 | ret |
Ian Rogers | a9a8254 | 2013-10-04 11:17:26 -0700 | [diff] [blame] | 785 | END_FUNCTION art_quick_lmod |
Ian Rogers | 55bd45f | 2012-04-04 17:31:20 -0700 | [diff] [blame] | 786 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 787 | DEFINE_FUNCTION art_quick_lmul |
Ian Rogers | 5793fea | 2013-02-14 13:33:34 -0800 | [diff] [blame] | 788 | imul %eax, %ebx // ebx = a.lo(eax) * b.hi(ebx) |
| 789 | imul %edx, %ecx // ecx = b.lo(edx) * a.hi(ecx) |
| 790 | mul %edx // edx:eax = a.lo(eax) * b.lo(edx) |
| 791 | add %ebx, %ecx |
| 792 | add %ecx, %edx // edx += (a.lo * b.hi) + (b.lo * a.hi) |
jeffhao | 644d531 | 2012-05-03 19:04:49 -0700 | [diff] [blame] | 793 | ret |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 794 | END_FUNCTION art_quick_lmul |
jeffhao | 644d531 | 2012-05-03 19:04:49 -0700 | [diff] [blame] | 795 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 796 | DEFINE_FUNCTION art_quick_lshl |
jeffhao | 644d531 | 2012-05-03 19:04:49 -0700 | [diff] [blame] | 797 | // ecx:eax << edx |
Ian Rogers | 141d622 | 2012-04-05 12:23:06 -0700 | [diff] [blame] | 798 | xchg %edx, %ecx |
| 799 | shld %cl,%eax,%edx |
| 800 | shl %cl,%eax |
| 801 | test LITERAL(32), %cl |
| 802 | jz 1f |
| 803 | mov %eax, %edx |
| 804 | xor %eax, %eax |
| 805 | 1: |
| 806 | ret |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 807 | END_FUNCTION art_quick_lshl |
Ian Rogers | 141d622 | 2012-04-05 12:23:06 -0700 | [diff] [blame] | 808 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 809 | DEFINE_FUNCTION art_quick_lshr |
jeffhao | 644d531 | 2012-05-03 19:04:49 -0700 | [diff] [blame] | 810 | // ecx:eax >> edx |
Ian Rogers | 141d622 | 2012-04-05 12:23:06 -0700 | [diff] [blame] | 811 | xchg %edx, %ecx |
jeffhao | 644d531 | 2012-05-03 19:04:49 -0700 | [diff] [blame] | 812 | shrd %cl,%edx,%eax |
| 813 | sar %cl,%edx |
Ian Rogers | 141d622 | 2012-04-05 12:23:06 -0700 | [diff] [blame] | 814 | test LITERAL(32),%cl |
| 815 | jz 1f |
jeffhao | 5121e0b | 2012-05-08 18:23:38 -0700 | [diff] [blame] | 816 | mov %edx, %eax |
| 817 | sar LITERAL(31), %edx |
Ian Rogers | 141d622 | 2012-04-05 12:23:06 -0700 | [diff] [blame] | 818 | 1: |
| 819 | ret |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 820 | END_FUNCTION art_quick_lshr |
Ian Rogers | 141d622 | 2012-04-05 12:23:06 -0700 | [diff] [blame] | 821 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 822 | DEFINE_FUNCTION art_quick_lushr |
jeffhao | 644d531 | 2012-05-03 19:04:49 -0700 | [diff] [blame] | 823 | // ecx:eax >>> edx |
Ian Rogers | 141d622 | 2012-04-05 12:23:06 -0700 | [diff] [blame] | 824 | xchg %edx, %ecx |
jeffhao | 644d531 | 2012-05-03 19:04:49 -0700 | [diff] [blame] | 825 | shrd %cl,%edx,%eax |
| 826 | shr %cl,%edx |
| 827 | test LITERAL(32),%cl |
Ian Rogers | 141d622 | 2012-04-05 12:23:06 -0700 | [diff] [blame] | 828 | jz 1f |
jeffhao | 5121e0b | 2012-05-08 18:23:38 -0700 | [diff] [blame] | 829 | mov %edx, %eax |
| 830 | xor %edx, %edx |
Ian Rogers | 141d622 | 2012-04-05 12:23:06 -0700 | [diff] [blame] | 831 | 1: |
| 832 | ret |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 833 | END_FUNCTION art_quick_lushr |
Ian Rogers | 141d622 | 2012-04-05 12:23:06 -0700 | [diff] [blame] | 834 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 835 | DEFINE_FUNCTION art_quick_set32_instance |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 836 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
| 837 | mov %esp, %ebx // remember SP |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 838 | subl LITERAL(8), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 839 | CFI_ADJUST_CFA_OFFSET(8) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 840 | PUSH ebx // pass SP |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 841 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 842 | CFI_ADJUST_CFA_OFFSET(4) |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 843 | mov 32(%ebx), %ebx // get referrer |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 844 | PUSH ebx // pass referrer |
| 845 | PUSH edx // pass new_val |
| 846 | PUSH ecx // pass object |
| 847 | PUSH eax // pass field_idx |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 848 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 849 | call PLT_SYMBOL(artSet32InstanceFromCode) // (field_idx, Object*, new_val, referrer, Thread*, SP) |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 850 | addl LITERAL(32), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 851 | CFI_ADJUST_CFA_OFFSET(-32) |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 852 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
| 853 | RETURN_IF_EAX_ZERO // return or deliver exception |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 854 | END_FUNCTION art_quick_set32_instance |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 855 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 856 | DEFINE_FUNCTION art_quick_set64_instance |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 857 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 858 | subl LITERAL(8), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 859 | CFI_ADJUST_CFA_OFFSET(8) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 860 | PUSH esp // pass SP-8 |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 861 | addl LITERAL(8), (%esp) // fix SP on stack by adding 8 |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 862 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 863 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 864 | PUSH ebx // pass high half of new_val |
| 865 | PUSH edx // pass low half of new_val |
| 866 | PUSH ecx // pass object |
| 867 | PUSH eax // pass field_idx |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 868 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 869 | call PLT_SYMBOL(artSet64InstanceFromCode) // (field_idx, Object*, new_val, Thread*, SP) |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 870 | addl LITERAL(32), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 871 | CFI_ADJUST_CFA_OFFSET(-32) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 872 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 873 | RETURN_IF_EAX_ZERO // return or deliver exception |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 874 | END_FUNCTION art_quick_set64_instance |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 875 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 876 | DEFINE_FUNCTION art_quick_set_obj_instance |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 877 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 878 | mov %esp, %ebx // remember SP |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 879 | subl LITERAL(8), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 880 | CFI_ADJUST_CFA_OFFSET(8) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 881 | PUSH ebx // pass SP |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 882 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 883 | CFI_ADJUST_CFA_OFFSET(4) |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 884 | mov 32(%ebx), %ebx // get referrer |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 885 | PUSH ebx // pass referrer |
| 886 | PUSH edx // pass new_val |
| 887 | PUSH ecx // pass object |
| 888 | PUSH eax // pass field_idx |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 889 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 890 | call PLT_SYMBOL(artSetObjInstanceFromCode) // (field_idx, Object*, new_val, referrer, Thread*, SP) |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 891 | addl LITERAL(32), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 892 | CFI_ADJUST_CFA_OFFSET(-32) |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 893 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
| 894 | RETURN_IF_EAX_ZERO // return or deliver exception |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 895 | END_FUNCTION art_quick_set_obj_instance |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 896 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 897 | DEFINE_FUNCTION art_quick_get32_instance |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 898 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 899 | mov %esp, %ebx // remember SP |
| 900 | mov 32(%esp), %edx // get referrer |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 901 | subl LITERAL(12), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 902 | CFI_ADJUST_CFA_OFFSET(12) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 903 | PUSH ebx // pass SP |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 904 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 905 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 906 | PUSH edx // pass referrer |
| 907 | PUSH ecx // pass object |
| 908 | PUSH eax // pass field_idx |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 909 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 910 | call PLT_SYMBOL(artGet32InstanceFromCode) // (field_idx, Object*, referrer, Thread*, SP) |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 911 | addl LITERAL(32), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 912 | CFI_ADJUST_CFA_OFFSET(-32) |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 913 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
jeffhao | d66a875 | 2012-05-22 15:30:16 -0700 | [diff] [blame] | 914 | RETURN_OR_DELIVER_PENDING_EXCEPTION // return or deliver exception |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 915 | END_FUNCTION art_quick_get32_instance |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 916 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 917 | DEFINE_FUNCTION art_quick_get64_instance |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 918 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
| 919 | mov %esp, %ebx // remember SP |
| 920 | mov 32(%esp), %edx // get referrer |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 921 | subl LITERAL(12), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 922 | CFI_ADJUST_CFA_OFFSET(12) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 923 | PUSH ebx // pass SP |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 924 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 925 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 926 | PUSH edx // pass referrer |
| 927 | PUSH ecx // pass object |
| 928 | PUSH eax // pass field_idx |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 929 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 930 | call PLT_SYMBOL(artGet64InstanceFromCode) // (field_idx, Object*, referrer, Thread*, SP) |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 931 | addl LITERAL(32), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 932 | CFI_ADJUST_CFA_OFFSET(-32) |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 933 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
jeffhao | d66a875 | 2012-05-22 15:30:16 -0700 | [diff] [blame] | 934 | RETURN_OR_DELIVER_PENDING_EXCEPTION // return or deliver exception |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 935 | END_FUNCTION art_quick_get64_instance |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 936 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 937 | DEFINE_FUNCTION art_quick_get_obj_instance |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 938 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
| 939 | mov %esp, %ebx // remember SP |
| 940 | mov 32(%esp), %edx // get referrer |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 941 | subl LITERAL(12), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 942 | CFI_ADJUST_CFA_OFFSET(12) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 943 | PUSH ebx // pass SP |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 944 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 945 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 946 | PUSH edx // pass referrer |
| 947 | PUSH ecx // pass object |
| 948 | PUSH eax // pass field_idx |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 949 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 950 | call PLT_SYMBOL(artGetObjInstanceFromCode) // (field_idx, Object*, referrer, Thread*, SP) |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 951 | addl LITERAL(32), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 952 | CFI_ADJUST_CFA_OFFSET(-32) |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 953 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
jeffhao | d66a875 | 2012-05-22 15:30:16 -0700 | [diff] [blame] | 954 | RETURN_OR_DELIVER_PENDING_EXCEPTION // return or deliver exception |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 955 | END_FUNCTION art_quick_get_obj_instance |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 956 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 957 | DEFINE_FUNCTION art_quick_set32_static |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 958 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
| 959 | mov %esp, %ebx // remember SP |
| 960 | mov 32(%esp), %edx // get referrer |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 961 | subl LITERAL(12), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 962 | CFI_ADJUST_CFA_OFFSET(12) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 963 | PUSH ebx // pass SP |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 964 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 965 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 966 | PUSH edx // pass referrer |
| 967 | PUSH ecx // pass new_val |
| 968 | PUSH eax // pass field_idx |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 969 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 970 | call PLT_SYMBOL(artSet32StaticFromCode) // (field_idx, new_val, referrer, Thread*, SP) |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 971 | addl LITERAL(32), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 972 | CFI_ADJUST_CFA_OFFSET(-32) |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 973 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
| 974 | RETURN_IF_EAX_ZERO // return or deliver exception |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 975 | END_FUNCTION art_quick_set32_static |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 976 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 977 | DEFINE_FUNCTION art_quick_set64_static |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 978 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 979 | mov %esp, %ebx // remember SP |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 980 | subl LITERAL(8), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 981 | CFI_ADJUST_CFA_OFFSET(8) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 982 | PUSH ebx // pass SP |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 983 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 984 | CFI_ADJUST_CFA_OFFSET(4) |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 985 | mov 32(%ebx), %ebx // get referrer |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 986 | PUSH edx // pass high half of new_val |
| 987 | PUSH ecx // pass low half of new_val |
| 988 | PUSH ebx // pass referrer |
| 989 | PUSH eax // pass field_idx |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 990 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 991 | call PLT_SYMBOL(artSet64StaticFromCode) // (field_idx, referrer, new_val, Thread*, SP) |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 992 | addl LITERAL(32), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 993 | CFI_ADJUST_CFA_OFFSET(-32) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 994 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 995 | RETURN_IF_EAX_ZERO // return or deliver exception |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 996 | END_FUNCTION art_quick_set64_static |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 997 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 998 | DEFINE_FUNCTION art_quick_set_obj_static |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 999 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1000 | mov %esp, %ebx // remember SP |
| 1001 | mov 32(%esp), %edx // get referrer |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 1002 | subl LITERAL(12), %esp // alignment padding |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 1003 | CFI_ADJUST_CFA_OFFSET(12) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1004 | PUSH ebx // pass SP |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1005 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 1006 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1007 | PUSH edx // pass referrer |
| 1008 | PUSH ecx // pass new_val |
| 1009 | PUSH eax // pass field_idx |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 1010 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 1011 | call PLT_SYMBOL(artSetObjStaticFromCode) // (field_idx, new_val, referrer, Thread*, SP) |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 1012 | addl LITERAL(32), %esp // pop arguments |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1013 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1014 | RETURN_IF_EAX_ZERO // return or deliver exception |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1015 | END_FUNCTION art_quick_set_obj_static |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1016 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1017 | DEFINE_FUNCTION art_quick_get32_static |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1018 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
| 1019 | mov %esp, %edx // remember SP |
| 1020 | mov 32(%esp), %ecx // get referrer |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1021 | PUSH edx // pass SP |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1022 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 1023 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1024 | PUSH ecx // pass referrer |
| 1025 | PUSH eax // pass field_idx |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 1026 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 1027 | call PLT_SYMBOL(artGet32StaticFromCode) // (field_idx, referrer, Thread*, SP) |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 1028 | addl LITERAL(16), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 1029 | CFI_ADJUST_CFA_OFFSET(-16) |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1030 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
jeffhao | d66a875 | 2012-05-22 15:30:16 -0700 | [diff] [blame] | 1031 | RETURN_OR_DELIVER_PENDING_EXCEPTION // return or deliver exception |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1032 | END_FUNCTION art_quick_get32_static |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1033 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1034 | DEFINE_FUNCTION art_quick_get64_static |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1035 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1036 | mov %esp, %edx // remember SP |
| 1037 | mov 32(%esp), %ecx // get referrer |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1038 | PUSH edx // pass SP |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1039 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 1040 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1041 | PUSH ecx // pass referrer |
| 1042 | PUSH eax // pass field_idx |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 1043 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 1044 | call PLT_SYMBOL(artGet64StaticFromCode) // (field_idx, referrer, Thread*, SP) |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 1045 | addl LITERAL(16), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 1046 | CFI_ADJUST_CFA_OFFSET(-16) |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1047 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
jeffhao | d66a875 | 2012-05-22 15:30:16 -0700 | [diff] [blame] | 1048 | RETURN_OR_DELIVER_PENDING_EXCEPTION // return or deliver exception |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1049 | END_FUNCTION art_quick_get64_static |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1050 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1051 | DEFINE_FUNCTION art_quick_get_obj_static |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1052 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME // save ref containing registers for GC |
| 1053 | mov %esp, %edx // remember SP |
| 1054 | mov 32(%esp), %ecx // get referrer |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1055 | PUSH edx // pass SP |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1056 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 1057 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1058 | PUSH ecx // pass referrer |
| 1059 | PUSH eax // pass field_idx |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 1060 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 1061 | call PLT_SYMBOL(artGetObjStaticFromCode) // (field_idx, referrer, Thread*, SP) |
jeffhao | 1ff4cd7 | 2012-05-21 11:17:48 -0700 | [diff] [blame] | 1062 | addl LITERAL(16), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 1063 | CFI_ADJUST_CFA_OFFSET(-16) |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1064 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME // restore frame up to return address |
jeffhao | d66a875 | 2012-05-22 15:30:16 -0700 | [diff] [blame] | 1065 | RETURN_OR_DELIVER_PENDING_EXCEPTION // return or deliver exception |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1066 | END_FUNCTION art_quick_get_obj_static |
jeffhao | d66a875 | 2012-05-22 15:30:16 -0700 | [diff] [blame] | 1067 | |
Logan Chien | 8dbb708 | 2013-01-25 20:31:17 +0800 | [diff] [blame] | 1068 | DEFINE_FUNCTION art_quick_proxy_invoke_handler |
Ian Rogers | 7db619b | 2013-01-16 18:35:48 -0800 | [diff] [blame] | 1069 | SETUP_REF_AND_ARGS_CALLEE_SAVE_FRAME // save frame and Method* |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1070 | PUSH esp // pass SP |
jeffhao | d66a875 | 2012-05-22 15:30:16 -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 receiver |
| 1074 | PUSH eax // pass proxy method |
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(artQuickProxyInvokeHandler) // (proxy method, receiver, Thread*, SP) |
Ian Rogers | af6e67a | 2013-01-16 08:38:37 -0800 | [diff] [blame] | 1077 | movd %eax, %xmm0 // place return value also into floating point return value |
| 1078 | movd %edx, %xmm1 |
| 1079 | punpckldq %xmm1, %xmm0 |
jeffhao | d66a875 | 2012-05-22 15:30:16 -0700 | [diff] [blame] | 1080 | addl LITERAL(44), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 1081 | CFI_ADJUST_CFA_OFFSET(-44) |
jeffhao | d66a875 | 2012-05-22 15:30:16 -0700 | [diff] [blame] | 1082 | RETURN_OR_DELIVER_PENDING_EXCEPTION // return or deliver exception |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1083 | END_FUNCTION art_quick_proxy_invoke_handler |
jeffhao | 9dbb23e | 2012-05-18 17:03:57 -0700 | [diff] [blame] | 1084 | |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 1085 | /* |
| 1086 | * Called to resolve an imt conflict. xmm0 is a hidden argument that holds the target method's |
| 1087 | * dex method index. |
| 1088 | */ |
| 1089 | DEFINE_FUNCTION art_quick_imt_conflict_trampoline |
| 1090 | PUSH ecx |
| 1091 | movl 8(%esp), %eax // load caller Method* |
| 1092 | movl METHOD_DEX_CACHE_METHODS_OFFSET(%eax), %eax // load dex_cache_resolved_methods |
| 1093 | movd %xmm0, %ecx // get target method index stored in xmm0 |
| 1094 | movl OBJECT_ARRAY_DATA_OFFSET(%eax, %ecx, 4), %eax // load the target method |
| 1095 | POP ecx |
Ian Rogers | c5f1773 | 2014-06-05 20:48:42 -0700 | [diff] [blame] | 1096 | jmp SYMBOL(art_quick_invoke_interface_trampoline) |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 1097 | END_FUNCTION art_quick_imt_conflict_trampoline |
| 1098 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1099 | DEFINE_FUNCTION art_quick_resolution_trampoline |
| 1100 | SETUP_REF_AND_ARGS_CALLEE_SAVE_FRAME |
| 1101 | PUSH esp // pass SP |
| 1102 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 1103 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1104 | PUSH ecx // pass receiver |
| 1105 | PUSH eax // pass method |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 1106 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 1107 | call PLT_SYMBOL(artQuickResolutionTrampoline) // (Method* called, receiver, Thread*, SP) |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1108 | movl %eax, %edi // remember code pointer in EDI |
| 1109 | addl LITERAL(16), %esp // pop arguments |
| 1110 | test %eax, %eax // if code pointer is NULL goto deliver pending exception |
| 1111 | jz 1f |
| 1112 | POP eax // called method |
| 1113 | POP ecx // restore args |
| 1114 | POP edx |
| 1115 | POP ebx |
| 1116 | POP ebp // restore callee saves except EDI |
| 1117 | POP esi |
| 1118 | xchgl 0(%esp),%edi // restore EDI and place code pointer as only value on stack |
| 1119 | ret // tail call into method |
| 1120 | 1: |
| 1121 | RESTORE_REF_AND_ARGS_CALLEE_SAVE_FRAME |
| 1122 | DELIVER_PENDING_EXCEPTION |
| 1123 | END_FUNCTION art_quick_resolution_trampoline |
| 1124 | |
Andreas Gampe | 2da8823 | 2014-02-27 12:26:20 -0800 | [diff] [blame] | 1125 | DEFINE_FUNCTION art_quick_generic_jni_trampoline |
Andreas Gampe | 779f8c9 | 2014-06-09 18:29:38 -0700 | [diff] [blame] | 1126 | SETUP_REF_AND_ARGS_CALLEE_SAVE_FRAME |
| 1127 | // This also stores the native ArtMethod reference at the bottom of the stack. |
| 1128 | |
| 1129 | movl %esp, %ebp // save SP at callee-save frame |
| 1130 | movl %esp, %edi |
| 1131 | CFI_DEF_CFA_REGISTER(edi) |
| 1132 | subl LITERAL(5120), %esp |
| 1133 | // prepare for artQuickGenericJniTrampoline call |
| 1134 | // (Thread*, SP) |
| 1135 | // (esp) 4(esp) <= C calling convention |
| 1136 | // fs:... ebp <= where they are |
| 1137 | // Also: PLT, so need GOT in ebx. |
| 1138 | |
| 1139 | subl LITERAL(8), %esp // Padding for 16B alignment. |
| 1140 | pushl %ebp // Pass SP (to ArtMethod). |
| 1141 | pushl %fs:THREAD_SELF_OFFSET // Pass Thread::Current(). |
| 1142 | SETUP_GOT_NOSAVE // Clobbers ebx. |
| 1143 | call PLT_SYMBOL(artQuickGenericJniTrampoline) // (Thread*, sp) |
| 1144 | // Drop call stack. |
| 1145 | addl LITERAL(16), %esp |
| 1146 | |
| 1147 | // At the bottom of the alloca we now have the name pointer to the method=bottom of callee-save |
| 1148 | // get the adjusted frame pointer |
| 1149 | popl %ebp |
| 1150 | |
| 1151 | // Check for error, negative value. |
| 1152 | test %eax, %eax |
| 1153 | js .Lentry_error |
| 1154 | |
| 1155 | // release part of the alloca, get the code pointer |
| 1156 | addl %eax, %esp |
| 1157 | popl %eax |
| 1158 | |
| 1159 | // On x86 there are no registers passed, so nothing to pop here. |
| 1160 | |
| 1161 | // Native call. |
| 1162 | call *%eax |
| 1163 | |
| 1164 | // Pop native stack, but keep the space that was reserved cookie. |
| 1165 | movl %ebp, %esp |
| 1166 | subl LITERAL(16), %esp // Alignment. |
| 1167 | |
| 1168 | // result sign extension is handled in C code |
| 1169 | // prepare for artQuickGenericJniEndTrampoline call |
| 1170 | // (Thread*, SP, result, result_f) |
| 1171 | // (esp) 4(esp) 8(esp) 16(esp) <= C calling convention |
| 1172 | // fs:... ebp eax:edx xmm0 <= where they are |
| 1173 | |
| 1174 | subl LITERAL(8), %esp // Pass float result. |
| 1175 | movsd %xmm0, (%esp) |
| 1176 | pushl %edx // Pass int result. |
| 1177 | pushl %eax |
| 1178 | pushl %ebp // Pass SP (to ArtMethod). |
| 1179 | pushl %fs:THREAD_SELF_OFFSET // Pass Thread::Current(). |
| 1180 | call PLT_SYMBOL(artQuickGenericJniEndTrampoline) |
| 1181 | |
| 1182 | // Tear down the alloca. |
| 1183 | movl %edi, %esp |
| 1184 | CFI_DEF_CFA_REGISTER(esp) |
| 1185 | |
| 1186 | // Pending exceptions possible. |
| 1187 | mov %fs:THREAD_EXCEPTION_OFFSET, %ebx |
| 1188 | testl %ebx, %ebx |
| 1189 | jnz .Lexception_in_native |
| 1190 | |
| 1191 | // Tear down the callee-save frame. |
Ian Rogers | e3d5581 | 2014-06-11 13:00:44 -0700 | [diff] [blame] | 1192 | addl LITERAL(4), %esp // Remove padding |
Andreas Gampe | 779f8c9 | 2014-06-09 18:29:38 -0700 | [diff] [blame] | 1193 | CFI_ADJUST_CFA_OFFSET(-4) |
| 1194 | POP ecx |
Ian Rogers | e3d5581 | 2014-06-11 13:00:44 -0700 | [diff] [blame] | 1195 | addl LITERAL(4), %esp // Avoid edx, as it may be part of the result. |
Andreas Gampe | 779f8c9 | 2014-06-09 18:29:38 -0700 | [diff] [blame] | 1196 | CFI_ADJUST_CFA_OFFSET(-4) |
| 1197 | POP ebx |
| 1198 | POP ebp // Restore callee saves |
| 1199 | POP esi |
| 1200 | POP edi |
| 1201 | // store into fpr, for when it's a fpr return... |
| 1202 | movd %eax, %xmm0 |
| 1203 | movd %edx, %xmm1 |
| 1204 | punpckldq %xmm1, %xmm0 |
| 1205 | ret |
| 1206 | .Lentry_error: |
| 1207 | movl %edi, %esp |
| 1208 | CFI_DEF_CFA_REGISTER(esp) |
| 1209 | .Lexception_in_native: |
| 1210 | RESTORE_REF_AND_ARGS_CALLEE_SAVE_FRAME |
| 1211 | DELIVER_PENDING_EXCEPTION |
Andreas Gampe | 2da8823 | 2014-02-27 12:26:20 -0800 | [diff] [blame] | 1212 | END_FUNCTION art_quick_generic_jni_trampoline |
| 1213 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1214 | DEFINE_FUNCTION art_quick_to_interpreter_bridge |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1215 | SETUP_REF_AND_ARGS_CALLEE_SAVE_FRAME // save frame |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1216 | mov %esp, %edx // remember SP |
| 1217 | PUSH eax // alignment padding |
| 1218 | PUSH edx // pass SP |
Ian Rogers | 7db619b | 2013-01-16 18:35:48 -0800 | [diff] [blame] | 1219 | pushl %fs:THREAD_SELF_OFFSET // pass Thread::Current() |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 1220 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1221 | PUSH eax // pass method |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 1222 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 1223 | call PLT_SYMBOL(artQuickToInterpreterBridge) // (method, Thread*, SP) |
Ian Rogers | 7db619b | 2013-01-16 18:35:48 -0800 | [diff] [blame] | 1224 | movd %eax, %xmm0 // place return value also into floating point return value |
| 1225 | movd %edx, %xmm1 |
| 1226 | punpckldq %xmm1, %xmm0 |
Mathieu Chartier | 1984152 | 2013-10-22 11:29:00 -0700 | [diff] [blame] | 1227 | addl LITERAL(16), %esp // pop arguments |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 1228 | CFI_ADJUST_CFA_OFFSET(-16) |
Mathieu Chartier | 1984152 | 2013-10-22 11:29:00 -0700 | [diff] [blame] | 1229 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME |
Ian Rogers | 7db619b | 2013-01-16 18:35:48 -0800 | [diff] [blame] | 1230 | RETURN_OR_DELIVER_PENDING_EXCEPTION // return or deliver exception |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1231 | END_FUNCTION art_quick_to_interpreter_bridge |
Ian Rogers | 7db619b | 2013-01-16 18:35:48 -0800 | [diff] [blame] | 1232 | |
jeffhao | 7e4fcb8 | 2013-01-10 18:11:08 -0800 | [diff] [blame] | 1233 | /* |
| 1234 | * Routine that intercepts method calls and returns. |
| 1235 | */ |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1236 | DEFINE_FUNCTION art_quick_instrumentation_entry |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1237 | SETUP_REF_AND_ARGS_CALLEE_SAVE_FRAME |
| 1238 | movl %esp, %edx // Save SP. |
| 1239 | PUSH eax // Save eax which will be clobbered by the callee-save method. |
| 1240 | subl LITERAL(8), %esp // Align stack. |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 1241 | CFI_ADJUST_CFA_OFFSET(8) |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1242 | pushl 40(%esp) // Pass LR. |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 1243 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1244 | PUSH edx // Pass SP. |
| 1245 | pushl %fs:THREAD_SELF_OFFSET // Pass Thread::Current(). |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 1246 | CFI_ADJUST_CFA_OFFSET(4) |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1247 | PUSH ecx // Pass receiver. |
| 1248 | PUSH eax // Pass Method*. |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 1249 | SETUP_GOT_NOSAVE // clobbers EBX |
Elliott Hughes | 7ac7e32 | 2014-06-27 17:20:59 -0700 | [diff] [blame^] | 1250 | call PLT_SYMBOL(artInstrumentationMethodEntryFromCode) // (Method*, Object*, Thread*, SP, LR) |
| 1251 | addl LITERAL(28), %esp // Pop arguments upto saved Method*. |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1252 | movl 28(%esp), %edi // Restore edi. |
| 1253 | movl %eax, 28(%esp) // Place code* over edi, just under return pc. |
Elliott Hughes | 7ac7e32 | 2014-06-27 17:20:59 -0700 | [diff] [blame^] | 1254 | movl SYMBOL(art_quick_instrumentation_exit)@GOT(%ebx), %ebx |
| 1255 | movl %ebx, 32(%esp) |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1256 | // Place instrumentation exit as return pc. |
| 1257 | movl (%esp), %eax // Restore eax. |
| 1258 | movl 8(%esp), %ecx // Restore ecx. |
| 1259 | movl 12(%esp), %edx // Restore edx. |
| 1260 | movl 16(%esp), %ebx // Restore ebx. |
| 1261 | movl 20(%esp), %ebp // Restore ebp. |
| 1262 | movl 24(%esp), %esi // Restore esi. |
| 1263 | addl LITERAL(28), %esp // Wind stack back upto code*. |
| 1264 | ret // Call method (and pop). |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1265 | END_FUNCTION art_quick_instrumentation_entry |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1266 | |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1267 | DEFINE_FUNCTION art_quick_instrumentation_exit |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1268 | pushl LITERAL(0) // Push a fake return PC as there will be none on the stack. |
| 1269 | SETUP_REF_ONLY_CALLEE_SAVE_FRAME |
| 1270 | mov %esp, %ecx // Remember SP |
| 1271 | subl LITERAL(8), %esp // Save float return value. |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 1272 | CFI_ADJUST_CFA_OFFSET(8) |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1273 | movd %xmm0, (%esp) |
| 1274 | PUSH edx // Save gpr return value. |
| 1275 | PUSH eax |
| 1276 | subl LITERAL(8), %esp // Align stack |
| 1277 | movd %xmm0, (%esp) |
| 1278 | subl LITERAL(8), %esp // Pass float return value. |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 1279 | CFI_ADJUST_CFA_OFFSET(8) |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1280 | movd %xmm0, (%esp) |
| 1281 | PUSH edx // Pass gpr return value. |
| 1282 | PUSH eax |
| 1283 | PUSH ecx // Pass SP. |
| 1284 | pushl %fs:THREAD_SELF_OFFSET // Pass Thread::Current. |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 1285 | CFI_ADJUST_CFA_OFFSET(4) |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 1286 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 1287 | call PLT_SYMBOL(artInstrumentationMethodExitFromCode) // (Thread*, SP, gpr_result, fpr_result) |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1288 | mov %eax, %ecx // Move returned link register. |
| 1289 | addl LITERAL(32), %esp // Pop arguments. |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 1290 | CFI_ADJUST_CFA_OFFSET(-32) |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1291 | movl %edx, %ebx // Move returned link register for deopt |
| 1292 | // (ebx is pretending to be our LR). |
| 1293 | POP eax // Restore gpr return value. |
| 1294 | POP edx |
| 1295 | movd (%esp), %xmm0 // Restore fpr return value. |
| 1296 | addl LITERAL(8), %esp |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 1297 | CFI_ADJUST_CFA_OFFSET(-8) |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1298 | RESTORE_REF_ONLY_CALLEE_SAVE_FRAME |
| 1299 | addl LITERAL(4), %esp // Remove fake return pc. |
| 1300 | jmp *%ecx // Return. |
Ian Rogers | 468532e | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 1301 | END_FUNCTION art_quick_instrumentation_exit |
jeffhao | 162fd33 | 2013-01-08 16:21:01 -0800 | [diff] [blame] | 1302 | |
jeffhao | 7e4fcb8 | 2013-01-10 18:11:08 -0800 | [diff] [blame] | 1303 | /* |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1304 | * Instrumentation has requested that we deoptimize into the interpreter. The deoptimization |
| 1305 | * will long jump to the upcall with a special exception of -1. |
jeffhao | 7e4fcb8 | 2013-01-10 18:11:08 -0800 | [diff] [blame] | 1306 | */ |
Logan Chien | 8dbb708 | 2013-01-25 20:31:17 +0800 | [diff] [blame] | 1307 | DEFINE_FUNCTION art_quick_deoptimize |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1308 | pushl %ebx // Fake that we were called. |
Jeff Hao | c1fcdf1 | 2013-04-11 13:34:01 -0700 | [diff] [blame] | 1309 | SETUP_SAVE_ALL_CALLEE_SAVE_FRAME |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1310 | mov %esp, %ecx // Remember SP. |
| 1311 | subl LITERAL(8), %esp // Align stack. |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 1312 | CFI_ADJUST_CFA_OFFSET(8) |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1313 | PUSH ecx // Pass SP. |
| 1314 | pushl %fs:THREAD_SELF_OFFSET // Pass Thread::Current(). |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 1315 | CFI_ADJUST_CFA_OFFSET(4) |
Mark Mendell | a9abe87 | 2014-01-10 05:52:01 -0800 | [diff] [blame] | 1316 | SETUP_GOT_NOSAVE // clobbers EBX |
Mark Mendell | 3f2d031 | 2014-01-20 17:20:27 -0800 | [diff] [blame] | 1317 | call PLT_SYMBOL(artDeoptimize) // artDeoptimize(Thread*, SP) |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 1318 | int3 // Unreachable. |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1319 | END_FUNCTION art_quick_deoptimize |
jeffhao | 162fd33 | 2013-01-08 16:21:01 -0800 | [diff] [blame] | 1320 | |
jeffhao | 86e4671 | 2012-08-08 17:30:59 -0700 | [diff] [blame] | 1321 | /* |
jeffhao | 86e4671 | 2012-08-08 17:30:59 -0700 | [diff] [blame] | 1322 | * String's compareTo. |
| 1323 | * |
| 1324 | * On entry: |
| 1325 | * eax: this string object (known non-null) |
| 1326 | * ecx: comp string object (known non-null) |
| 1327 | */ |
Logan Chien | 8dbb708 | 2013-01-25 20:31:17 +0800 | [diff] [blame] | 1328 | DEFINE_FUNCTION art_quick_string_compareto |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1329 | PUSH esi // push callee save reg |
| 1330 | PUSH edi // push callee save reg |
jeffhao | 86e4671 | 2012-08-08 17:30:59 -0700 | [diff] [blame] | 1331 | mov STRING_COUNT_OFFSET(%eax), %edx |
| 1332 | mov STRING_COUNT_OFFSET(%ecx), %ebx |
| 1333 | mov STRING_VALUE_OFFSET(%eax), %esi |
| 1334 | mov STRING_VALUE_OFFSET(%ecx), %edi |
| 1335 | mov STRING_OFFSET_OFFSET(%eax), %eax |
| 1336 | mov STRING_OFFSET_OFFSET(%ecx), %ecx |
| 1337 | /* Build pointers to the start of string data */ |
| 1338 | lea STRING_DATA_OFFSET(%esi, %eax, 2), %esi |
| 1339 | lea STRING_DATA_OFFSET(%edi, %ecx, 2), %edi |
| 1340 | /* Calculate min length and count diff */ |
| 1341 | mov %edx, %ecx |
| 1342 | mov %edx, %eax |
| 1343 | subl %ebx, %eax |
| 1344 | cmovg %ebx, %ecx |
| 1345 | /* |
| 1346 | * At this point we have: |
| 1347 | * eax: value to return if first part of strings are equal |
| 1348 | * ecx: minimum among the lengths of the two strings |
| 1349 | * esi: pointer to this string data |
| 1350 | * edi: pointer to comp string data |
| 1351 | */ |
Alexei Zavjalov | 4554bfd | 2014-02-26 17:28:35 +0700 | [diff] [blame] | 1352 | jecxz .Lkeep_length |
jeffhao | 86e4671 | 2012-08-08 17:30:59 -0700 | [diff] [blame] | 1353 | repe cmpsw // find nonmatching chars in [%esi] and [%edi], up to length %ecx |
Ian Rogers | 8016a12 | 2014-02-21 20:37:21 -0800 | [diff] [blame] | 1354 | jne .Lnot_equal |
Alexei Zavjalov | 4554bfd | 2014-02-26 17:28:35 +0700 | [diff] [blame] | 1355 | .Lkeep_length: |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1356 | POP edi // pop callee save reg |
| 1357 | POP esi // pop callee save reg |
jeffhao | 86e4671 | 2012-08-08 17:30:59 -0700 | [diff] [blame] | 1358 | ret |
| 1359 | .balign 16 |
Ian Rogers | 8016a12 | 2014-02-21 20:37:21 -0800 | [diff] [blame] | 1360 | .Lnot_equal: |
Ian Rogers | 1b09b09 | 2012-08-20 15:35:52 -0700 | [diff] [blame] | 1361 | movzwl -2(%esi), %eax // get last compared char from this string |
| 1362 | movzwl -2(%edi), %ecx // get last compared char from comp string |
jeffhao | 86e4671 | 2012-08-08 17:30:59 -0700 | [diff] [blame] | 1363 | subl %ecx, %eax // return the difference |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1364 | POP edi // pop callee save reg |
| 1365 | POP esi // pop callee save reg |
jeffhao | 86e4671 | 2012-08-08 17:30:59 -0700 | [diff] [blame] | 1366 | ret |
Ian Rogers | aeeada4 | 2013-02-13 11:28:34 -0800 | [diff] [blame] | 1367 | END_FUNCTION art_quick_string_compareto |
jeffhao | 86e4671 | 2012-08-08 17:30:59 -0700 | [diff] [blame] | 1368 | |
Elliott Hughes | 787ec20 | 2012-03-29 17:14:15 -0700 | [diff] [blame] | 1369 | // TODO: implement these! |
Logan Chien | 8dbb708 | 2013-01-25 20:31:17 +0800 | [diff] [blame] | 1370 | UNIMPLEMENTED art_quick_memcmp16 |