Mercurial > hg > truffle
annotate src/cpu/x86/vm/vmreg_x86.cpp @ 20304:a22acf6d7598
8048112: G1 Full GC needs to support the case when the very first region is not available
Summary: Refactor preparation for compaction during Full GC so that it lazily initializes the first compaction point. This also avoids problems later when the first region may not be committed. Also reviewed by K. Barrett.
Reviewed-by: brutisso
author | tschatzl |
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date | Mon, 21 Jul 2014 10:00:31 +0200 |
parents | 8c92982cbbc4 |
children | a560c9b81f0f |
rev | line source |
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0 | 1 /* |
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8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
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2 * Copyright (c) 2006, 2012, Oracle and/or its affiliates. All rights reserved. |
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c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
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20 * or visit www.oracle.com if you need additional information or have any |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
1972 | 25 #include "precompiled.hpp" |
26 #include "asm/assembler.hpp" | |
27 #include "code/vmreg.hpp" | |
0 | 28 |
29 | |
30 | |
31 void VMRegImpl::set_regName() { | |
32 Register reg = ::as_Register(0); | |
33 int i; | |
34 for (i = 0; i < ConcreteRegisterImpl::max_gpr ; ) { | |
35 regName[i++] = reg->name(); | |
36 #ifdef AMD64 | |
37 regName[i++] = reg->name(); | |
38 #endif // AMD64 | |
39 reg = reg->successor(); | |
40 } | |
41 | |
42 FloatRegister freg = ::as_FloatRegister(0); | |
43 for ( ; i < ConcreteRegisterImpl::max_fpr ; ) { | |
44 regName[i++] = freg->name(); | |
45 regName[i++] = freg->name(); | |
46 freg = freg->successor(); | |
47 } | |
48 | |
49 XMMRegister xreg = ::as_XMMRegister(0); | |
50 for ( ; i < ConcreteRegisterImpl::max_xmm ; ) { | |
6179
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
1972
diff
changeset
|
51 for (int j = 0 ; j < 8 ; j++) { |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
1972
diff
changeset
|
52 regName[i++] = xreg->name(); |
8c92982cbbc4
7119644: Increase superword's vector size up to 256 bits
kvn
parents:
1972
diff
changeset
|
53 } |
0 | 54 xreg = xreg->successor(); |
55 } | |
56 for ( ; i < ConcreteRegisterImpl::number_of_registers ; i ++ ) { | |
57 regName[i] = "NON-GPR-FPR-XMM"; | |
58 } | |
59 } |