diff options
Diffstat (limited to 'runtime/arch/arm/portable_entrypoints_arm.S')
| -rw-r--r-- | runtime/arch/arm/portable_entrypoints_arm.S | 162 |
1 files changed, 0 insertions, 162 deletions
diff --git a/runtime/arch/arm/portable_entrypoints_arm.S b/runtime/arch/arm/portable_entrypoints_arm.S deleted file mode 100644 index f59b514866..0000000000 --- a/runtime/arch/arm/portable_entrypoints_arm.S +++ /dev/null @@ -1,162 +0,0 @@ -/* - * Copyright (C) 2012 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include "asm_support_arm.S" - - /* - * Portable invocation stub. - * On entry: - * r0 = method pointer - * r1 = argument array or NULL for no argument methods - * r2 = size of argument array in bytes - * r3 = (managed) thread pointer - * [sp] = JValue* result - * [sp + 4] = result type char - */ -ENTRY art_portable_invoke_stub - push {r0, r4, r5, r9, r11, lr} @ spill regs - .cfi_adjust_cfa_offset 24 - .cfi_rel_offset r0, 0 - .cfi_rel_offset r4, 4 - .cfi_rel_offset r5, 8 - .cfi_rel_offset r9, 12 - .cfi_rel_offset r11, 16 - .cfi_rel_offset lr, 20 - mov r11, sp @ save the stack pointer - .cfi_def_cfa_register r11 - mov r9, r3 @ move managed thread pointer into r9 - mov r4, #SUSPEND_CHECK_INTERVAL @ reset r4 to suspend check interval - add r5, r2, #16 @ create space for method pointer in frame - and r5, #0xFFFFFFF0 @ align frame size to 16 bytes - sub sp, r5 @ reserve stack space for argument array - add r0, sp, #4 @ pass stack pointer + method ptr as dest for memcpy - bl memcpy @ memcpy (dest, src, bytes) - ldr r0, [r11] @ restore method* - ldr r1, [sp, #4] @ copy arg value for r1 - ldr r2, [sp, #8] @ copy arg value for r2 - ldr r3, [sp, #12] @ copy arg value for r3 - mov ip, #0 @ set ip to 0 - str ip, [sp] @ store NULL for method* at bottom of frame - add sp, #16 @ first 4 args are not passed on stack for portable - ldr ip, [r0, #MIRROR_ART_METHOD_PORTABLE_CODE_OFFSET_32] @ get pointer to the code - blx ip @ call the method - mov sp, r11 @ restore the stack pointer - .cfi_def_cfa_register sp - ldr ip, [sp, #24] @ load the result pointer - strd r0, [ip] @ store r0/r1 into result pointer - pop {r0, r4, r5, r9, r11, pc} @ restore spill regs -END art_portable_invoke_stub - - .extern artPortableProxyInvokeHandler -ENTRY art_portable_proxy_invoke_handler - @ Fake callee save ref and args frame set up, note portable doesn't use callee save frames. - @ TODO: just save the registers that are needed in artPortableProxyInvokeHandler. - push {r1-r3, r5-r8, r10-r11, lr} @ 10 words of callee saves - .cfi_adjust_cfa_offset 40 - .cfi_rel_offset r1, 0 - .cfi_rel_offset r2, 4 - .cfi_rel_offset r3, 8 - .cfi_rel_offset r5, 12 - .cfi_rel_offset r6, 16 - .cfi_rel_offset r7, 20 - .cfi_rel_offset r8, 24 - .cfi_rel_offset r10, 28 - .cfi_rel_offset r11, 32 - .cfi_rel_offset lr, 36 - sub sp, #8 @ 2 words of space, bottom word will hold Method* - .cfi_adjust_cfa_offset 8 - @ Begin argument set up. - str r0, [sp, #0] @ place proxy method at bottom of frame - mov r2, r9 @ pass Thread::Current - mov r3, sp @ pass SP - blx artPortableProxyInvokeHandler @ (Method* proxy method, receiver, Thread*, SP) - ldr r12, [r9, #THREAD_EXCEPTION_OFFSET] @ load Thread::Current()->exception_ - ldr lr, [sp, #44] @ restore lr - add sp, #48 @ pop frame - .cfi_adjust_cfa_offset -48 - bx lr @ return -END art_portable_proxy_invoke_handler - - .extern artPortableResolutionTrampoline -ENTRY art_portable_resolution_trampoline - @ Fake callee save ref and args frame set up, note portable doesn't use callee save frames. - @ TODO: just save the registers that are needed in artPortableResolutionTrampoline. - push {r1-r3, r5-r8, r10-r11, lr} @ 10 words of callee saves - .cfi_adjust_cfa_offset 40 - .cfi_rel_offset r1, 0 - .cfi_rel_offset r2, 4 - .cfi_rel_offset r3, 8 - .cfi_rel_offset r5, 12 - .cfi_rel_offset r6, 16 - .cfi_rel_offset r7, 20 - .cfi_rel_offset r8, 24 - .cfi_rel_offset r10, 28 - .cfi_rel_offset r11, 32 - .cfi_rel_offset lr, 36 - sub sp, #8 @ 2 words of space, bottom word will hold Method* - .cfi_adjust_cfa_offset 8 - mov r2, r9 @ pass Thread::Current - mov r3, sp @ pass SP - blx artPortableResolutionTrampoline @ (Method* called, receiver, Thread*, SP) - cmp r0, #0 @ is code pointer null? - beq 1f @ goto exception - mov r12, r0 - ldr r0, [sp, #0] @ load resolved method in r0 - ldr r1, [sp, #8] @ restore non-callee save r1 - ldrd r2, [sp, #12] @ restore non-callee saves r2-r3 - ldr lr, [sp, #44] @ restore lr - add sp, #48 @ rewind sp - .cfi_adjust_cfa_offset -48 - bx r12 @ tail-call into actual code - .cfi_adjust_cfa_offset 48 @ Reset unwind info so following code unwinds. - -1: - ldr r1, [sp, #8] @ restore non-callee save r1 - ldrd r2, [sp, #12] @ restore non-callee saves r2-r3 - ldr lr, [sp, #44] @ restore lr - add sp, #48 @ rewind sp - .cfi_adjust_cfa_offset -48 - bx lr -END art_portable_resolution_trampoline - - .extern artPortableToInterpreterBridge -ENTRY art_portable_to_interpreter_bridge - @ Fake callee save ref and args frame set up, note portable doesn't use callee save frames. - @ TODO: just save the registers that are needed in artPortableToInterpreterBridge. - push {r1-r3, r5-r8, r10-r11, lr} @ 10 words of callee saves - .cfi_adjust_cfa_offset 40 - .cfi_rel_offset r1, 0 - .cfi_rel_offset r2, 4 - .cfi_rel_offset r3, 8 - .cfi_rel_offset r5, 12 - .cfi_rel_offset r6, 16 - .cfi_rel_offset r7, 20 - .cfi_rel_offset r8, 24 - .cfi_rel_offset r10, 28 - .cfi_rel_offset r11, 32 - .cfi_rel_offset lr, 36 - sub sp, #8 @ 2 words of space, bottom word will hold Method* - .cfi_adjust_cfa_offset 8 - mov r1, r9 @ pass Thread::Current - mov r2, sp @ pass SP - blx artPortableToInterpreterBridge @ (Method* method, Thread*, SP) - ldr lr, [sp, #44] @ restore lr - add sp, #48 @ pop frame - .cfi_adjust_cfa_offset -48 - bx lr @ return -END art_portable_to_interpreter_bridge - -UNIMPLEMENTED art_portable_imt_conflict_trampoline |