diff options
| -rw-r--r-- | runtime/arch/x86_64/quick_entrypoints_x86_64.S | 38 |
1 files changed, 37 insertions, 1 deletions
diff --git a/runtime/arch/x86_64/quick_entrypoints_x86_64.S b/runtime/arch/x86_64/quick_entrypoints_x86_64.S index ca3516e19d..340758f3ef 100644 --- a/runtime/arch/x86_64/quick_entrypoints_x86_64.S +++ b/runtime/arch/x86_64/quick_entrypoints_x86_64.S @@ -646,7 +646,43 @@ UNIMPLEMENTED art_quick_set_obj_static UNIMPLEMENTED art_quick_get32_static UNIMPLEMENTED art_quick_get64_static UNIMPLEMENTED art_quick_get_obj_static -UNIMPLEMENTED art_quick_proxy_invoke_handler + +DEFINE_FUNCTION art_quick_proxy_invoke_handler + // Save callee and GPR args, mixed together to agree with core spills bitmap of ref. and args + // callee save frame. + PUSH r15 // Callee save. + PUSH r14 // Callee save. + PUSH r13 // Callee save. + PUSH r12 // Callee save. + PUSH r9 // Quick arg 5. + PUSH r8 // Quick arg 4. + PUSH rsi // Quick arg 1. + PUSH rbp // Callee save. + PUSH rbx // Callee save. + PUSH rdx // Quick arg 2. + PUSH rcx // Quick arg 3. + // Create space for FPR args and create 2 slots, 1 of padding and 1 for the ArtMethod*. + subq LITERAL(80), %rsp + CFI_ADJUST_CFA_OFFSET(80) + // Save FPRs. + movq %xmm0, 16(%rsp) + movq %xmm1, 24(%rsp) + movq %xmm2, 32(%rsp) + movq %xmm3, 40(%rsp) + movq %xmm4, 48(%rsp) + movq %xmm5, 56(%rsp) + movq %xmm6, 64(%rsp) + movq %xmm7, 72(%rsp) + // Store proxy method to bottom of stack. + movq %rdi, 0(%rsp) + movq %gs:THREAD_SELF_OFFSET, %rdx // Pass Thread::Current(). + movq %rsp, %rcx // Pass SP. + call PLT_SYMBOL(artQuickProxyInvokeHandler) // (proxy method, receiver, Thread*, SP) + movq %rax, %xmm0 // Copy return value in case of float returns. + addq LITERAL(168), %rsp // Pop arguments. + CFI_ADJUST_CFA_OFFSET(-168) + RETURN_OR_DELIVER_PENDING_EXCEPTION +END_FUNCTION art_quick_proxy_invoke_handler /* * Called to resolve an imt conflict. |