diff options
Diffstat (limited to 'vm/mterp/armv5te/OP_INVOKE_DIRECT.S')
| -rw-r--r-- | vm/mterp/armv5te/OP_INVOKE_DIRECT.S | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/vm/mterp/armv5te/OP_INVOKE_DIRECT.S b/vm/mterp/armv5te/OP_INVOKE_DIRECT.S new file mode 100644 index 0000000..7167a2b --- /dev/null +++ b/vm/mterp/armv5te/OP_INVOKE_DIRECT.S @@ -0,0 +1,46 @@ +%default { "isrange":"0", "routine":"NoRange" } +%verify "executed" +%verify "unknown method" + /* + * Handle a direct method call. + * + * (We could defer the "is 'this' pointer null" test to the common + * method invocation code, and use a flag to indicate that static + * calls don't count. If we do this as part of copying the arguments + * out we could avoiding loading the first arg twice.) + * + * for: invoke-direct, invoke-direct/range + */ + /* op vB, {vD, vE, vF, vG, vA}, class@CCCC */ + /* op {vCCCC..v(CCCC+AA-1)}, meth@BBBB */ + ldr r3, [rSELF, #offThread_methodClassDex] @ r3<- pDvmDex + FETCH(r1, 1) @ r1<- BBBB + ldr r3, [r3, #offDvmDex_pResMethods] @ r3<- pDvmDex->pResMethods + FETCH(r10, 2) @ r10<- GFED or CCCC + ldr r0, [r3, r1, lsl #2] @ r0<- resolved methodToCall + .if (!$isrange) + and r10, r10, #15 @ r10<- D (or stays CCCC) + .endif + cmp r0, #0 @ already resolved? + EXPORT_PC() @ must export for invoke + GET_VREG(r9, r10) @ r9<- "this" ptr + beq .L${opcode}_resolve @ not resolved, do it now +.L${opcode}_finish: + cmp r9, #0 @ null "this" ref? + bne common_invokeMethod${routine} @ r0=method, r9="this" + b common_errNullObject @ yes, throw exception +%break + + /* + * On entry: + * r1 = reference (BBBB or CCCC) + * r10 = "this" register + */ +.L${opcode}_resolve: + ldr r3, [rSELF, #offThread_method] @ r3<- self->method + ldr r0, [r3, #offMethod_clazz] @ r0<- method->clazz + mov r2, #METHOD_DIRECT @ resolver method type + bl dvmResolveMethod @ r0<- call(clazz, ref, flags) + cmp r0, #0 @ got null? + bne .L${opcode}_finish @ no, continue + b common_exceptionThrown @ yes, handle exception |