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annotate gen/linkage.h @ 1138:4c8bb03e4fbc

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Update DtoConstFP() to be correct after LLVM r67562, which changed the way the APFloat constructor expects its i80 APInts to be formatted. (They're now actually consistent with the x87 format)
author Frits van Bommel <fvbommel wxs.nl>
date Tue, 24 Mar 2009 15:24:59 +0100
parents 123812e02bc8
children 3647bef175d7
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f0b6549055ab Make LDC work with LLVM trunk (s/LinkOnceLinkage/LinkOnceOdrLinkage/)
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1 #ifndef LDC_GEN_LINKAGE_H
f0b6549055ab Make LDC work with LLVM trunk (s/LinkOnceLinkage/LinkOnceOdrLinkage/)
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2 #define LDC_GEN_LINKAGE_H
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3
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123812e02bc8 Split out LLVM_REV into separate header, to reduce rebuilding when only the LDC
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4 #include "gen/llvm-version.h"
1064
f0b6549055ab Make LDC work with LLVM trunk (s/LinkOnceLinkage/LinkOnceOdrLinkage/)
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f0b6549055ab Make LDC work with LLVM trunk (s/LinkOnceLinkage/LinkOnceOdrLinkage/)
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6 // Make it easier to test new linkage types
f0b6549055ab Make LDC work with LLVM trunk (s/LinkOnceLinkage/LinkOnceOdrLinkage/)
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7 // Also used to adapt to some changes in LLVM between 2.5 and 2.6
f0b6549055ab Make LDC work with LLVM trunk (s/LinkOnceLinkage/LinkOnceOdrLinkage/)
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8
f0b6549055ab Make LDC work with LLVM trunk (s/LinkOnceLinkage/LinkOnceOdrLinkage/)
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f0b6549055ab Make LDC work with LLVM trunk (s/LinkOnceLinkage/LinkOnceOdrLinkage/)
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10 // LLVM r66339 introduces LinkOnceODRLinkage, which is just what we want here.
f0b6549055ab Make LDC work with LLVM trunk (s/LinkOnceLinkage/LinkOnceOdrLinkage/)
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11 // (It also renamed LinkOnceLinkage, so this #if is needed for LDC to compile
f0b6549055ab Make LDC work with LLVM trunk (s/LinkOnceLinkage/LinkOnceOdrLinkage/)
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12 // with both 2.5 and trunk)
f0b6549055ab Make LDC work with LLVM trunk (s/LinkOnceLinkage/LinkOnceOdrLinkage/)
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13 #if LLVM_REV >= 66339
f0b6549055ab Make LDC work with LLVM trunk (s/LinkOnceLinkage/LinkOnceOdrLinkage/)
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14 # define TEMPLATE_LINKAGE_TYPE llvm::GlobalValue::LinkOnceODRLinkage
f0b6549055ab Make LDC work with LLVM trunk (s/LinkOnceLinkage/LinkOnceOdrLinkage/)
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15 # define TYPEINFO_LINKAGE_TYPE llvm::GlobalValue::LinkOnceODRLinkage
f0b6549055ab Make LDC work with LLVM trunk (s/LinkOnceLinkage/LinkOnceOdrLinkage/)
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16 // The One-Definition-Rule shouldn't matter for debug info, right?
f0b6549055ab Make LDC work with LLVM trunk (s/LinkOnceLinkage/LinkOnceOdrLinkage/)
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17 # define DEBUGINFO_LINKONCE_LINKAGE_TYPE \
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18 llvm::GlobalValue::LinkOnceAnyLinkage
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19
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20 // For 2.5 and any LLVM revision before 66339 we want to use LinkOnceLinkage
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21 // It's equivalent to LinkOnceAnyLinkage in trunk except that the inliner had a
f0b6549055ab Make LDC work with LLVM trunk (s/LinkOnceLinkage/LinkOnceOdrLinkage/)
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22 // hack (removed in r66339) to allow inlining of templated functions even though
f0b6549055ab Make LDC work with LLVM trunk (s/LinkOnceLinkage/LinkOnceOdrLinkage/)
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23 // LinkOnce doesn't technically allow that.
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24 #else
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25 # define TEMPLATE_LINKAGE_TYPE llvm::GlobalValue::LinkOnceLinkage
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26 # define TYPEINFO_LINKAGE_TYPE llvm::GlobalValue::LinkOnceLinkage
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27 # define DEBUGINFO_LINKONCE_LINKAGE_TYPE \
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28 llvm::GlobalValue::LinkOnceLinkage
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29 #endif
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30
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31 #endif