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1 /* |
1 /* |
2 * Copyright (c) 2000, 2017, Oracle and/or its affiliates. All rights reserved. |
2 * Copyright (c) 2000, 2018, Oracle and/or its affiliates. All rights reserved. |
3 * Copyright (c) 2012, 2013 SAP SE. All rights reserved. |
3 * Copyright (c) 2012, 2013 SAP SE. All rights reserved. |
4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
5 * |
5 * |
6 * This code is free software; you can redistribute it and/or modify it |
6 * This code is free software; you can redistribute it and/or modify it |
7 * under the terms of the GNU General Public License version 2 only, as |
7 * under the terms of the GNU General Public License version 2 only, as |
31 void pd_initialize() { |
31 void pd_initialize() { |
32 _anchor.clear(); |
32 _anchor.clear(); |
33 } |
33 } |
34 |
34 |
35 // The `last' frame is the youngest Java frame on the thread's stack. |
35 // The `last' frame is the youngest Java frame on the thread's stack. |
36 frame pd_last_frame() { |
36 frame pd_last_frame(); |
37 assert(has_last_Java_frame(), "must have last_Java_sp() when suspended"); |
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38 |
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39 intptr_t* sp = last_Java_sp(); |
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40 address pc = _anchor.last_Java_pc(); |
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41 |
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42 // Last_Java_pc ist not set, if we come here from compiled code. |
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43 if (pc == NULL) { |
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44 pc = (address) *(sp + 2); |
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45 } |
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46 |
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47 return frame(sp, pc); |
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48 } |
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49 |
37 |
50 public: |
38 public: |
51 |
39 |
52 void set_base_of_stack_pointer(intptr_t* base_sp) {} |
40 void set_base_of_stack_pointer(intptr_t* base_sp) {} |
53 intptr_t* base_of_stack_pointer() { return NULL; } |
41 intptr_t* base_of_stack_pointer() { return NULL; } |