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53 // code in the enc_class source block. Emit functions will live in the |
53 // code in the enc_class source block. Emit functions will live in the |
54 // main source block for now. In future, we can generalize this by |
54 // main source block for now. In future, we can generalize this by |
55 // adding a syntax that specifies the sizes of fields in an order, |
55 // adding a syntax that specifies the sizes of fields in an order, |
56 // so that the adlc can build the emit functions automagically |
56 // so that the adlc can build the emit functions automagically |
57 |
57 |
58 enc_class Java_To_Runtime(method meth) %{ |
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59 // No relocation needed |
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60 |
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61 // movq r10, <meth> |
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62 emit_opcode(cbuf, Assembler::REX_WB); |
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63 emit_opcode(cbuf, 0xB8 | (R10_enc - 8)); |
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64 emit_d64(cbuf, (int64_t) $meth$$method); |
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65 |
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66 // call (r10) |
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67 emit_opcode(cbuf, Assembler::REX_B); |
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68 emit_opcode(cbuf, 0xFF); |
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69 emit_opcode(cbuf, 0xD0 | (R10_enc - 8)); |
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70 %} |
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71 |
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72 %} |
58 %} |
73 |
59 |
74 |
60 |
75 // Platform dependent source |
61 // Platform dependent source |
76 |
62 |
77 source %{ |
63 source %{ |
78 |
64 |
79 int MachCallRuntimeNode::ret_addr_offset() { |
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80 return 13; // movq r10,#addr; callq (r10) |
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81 } |
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82 |
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83 %} |
65 %} |