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author | Ulrich Weigand <ulrich.weigand@de.ibm.com> | 2013-06-21 14:43:42 +0000 |
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committer | Ulrich Weigand <ulrich.weigand@de.ibm.com> | 2013-06-21 14:43:42 +0000 |
commit | f7c1ee79fe90353fcd3f545f9d45a01a837bbf4b (patch) | |
tree | 37b1e4839ffd5e2f296e2c4b0ce071ade82dca8f /lib | |
parent | f8f87dcfceadd1b842d130303a7091ad7d7d67d0 (diff) | |
download | llvm-f7c1ee79fe90353fcd3f545f9d45a01a837bbf4b.tar.gz llvm-f7c1ee79fe90353fcd3f545f9d45a01a837bbf4b.tar.bz2 llvm-f7c1ee79fe90353fcd3f545f9d45a01a837bbf4b.tar.xz |
[PowerPC] Support @higher et.al. modifiers
This adds support for the @higher, @highera, @highest, and @highesta
modifers, including some missing relocation types.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@184550 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
-rw-r--r-- | lib/MC/MCExpr.cpp | 12 | ||||
-rw-r--r-- | lib/Target/PowerPC/AsmParser/PPCAsmParser.cpp | 12 | ||||
-rw-r--r-- | lib/Target/PowerPC/MCTargetDesc/PPCELFObjectWriter.cpp | 12 | ||||
-rw-r--r-- | lib/Target/PowerPC/MCTargetDesc/PPCMCExpr.cpp | 30 | ||||
-rw-r--r-- | lib/Target/PowerPC/MCTargetDesc/PPCMCExpr.h | 6 |
5 files changed, 70 insertions, 2 deletions
diff --git a/lib/MC/MCExpr.cpp b/lib/MC/MCExpr.cpp index 454965a3a8..17da6796c4 100644 --- a/lib/MC/MCExpr.cpp +++ b/lib/MC/MCExpr.cpp @@ -199,6 +199,10 @@ StringRef MCSymbolRefExpr::getVariantKindName(VariantKind Kind) { case VK_PPC_LO: return "l"; case VK_PPC_HI: return "h"; case VK_PPC_HA: return "ha"; + case VK_PPC_HIGHER: return "higher"; + case VK_PPC_HIGHERA: return "highera"; + case VK_PPC_HIGHEST: return "highest"; + case VK_PPC_HIGHESTA: return "highesta"; case VK_PPC_TOCBASE: return "tocbase"; case VK_PPC_TOC: return "toc"; case VK_PPC_TOC_LO: return "toc@l"; @@ -287,6 +291,14 @@ MCSymbolRefExpr::getVariantKindForName(StringRef Name) { .Case("h", VK_PPC_HI) .Case("HA", VK_PPC_HA) .Case("ha", VK_PPC_HA) + .Case("HIGHER", VK_PPC_HIGHER) + .Case("higher", VK_PPC_HIGHER) + .Case("HIGHERA", VK_PPC_HIGHERA) + .Case("highera", VK_PPC_HIGHERA) + .Case("HIGHEST", VK_PPC_HIGHEST) + .Case("highest", VK_PPC_HIGHEST) + .Case("HIGHESTA", VK_PPC_HIGHESTA) + .Case("highesta", VK_PPC_HIGHESTA) .Case("TOCBASE", VK_PPC_TOCBASE) .Case("tocbase", VK_PPC_TOCBASE) .Case("TOC", VK_PPC_TOC) diff --git a/lib/Target/PowerPC/AsmParser/PPCAsmParser.cpp b/lib/Target/PowerPC/AsmParser/PPCAsmParser.cpp index 964f272283..6318d416f5 100644 --- a/lib/Target/PowerPC/AsmParser/PPCAsmParser.cpp +++ b/lib/Target/PowerPC/AsmParser/PPCAsmParser.cpp @@ -575,6 +575,18 @@ ExtractModifierFromExpr(const MCExpr *E, case MCSymbolRefExpr::VK_PPC_HA: Variant = PPCMCExpr::VK_PPC_HA; break; + case MCSymbolRefExpr::VK_PPC_HIGHER: + Variant = PPCMCExpr::VK_PPC_HIGHER; + break; + case MCSymbolRefExpr::VK_PPC_HIGHERA: + Variant = PPCMCExpr::VK_PPC_HIGHERA; + break; + case MCSymbolRefExpr::VK_PPC_HIGHEST: + Variant = PPCMCExpr::VK_PPC_HIGHEST; + break; + case MCSymbolRefExpr::VK_PPC_HIGHESTA: + Variant = PPCMCExpr::VK_PPC_HIGHESTA; + break; default: return 0; } diff --git a/lib/Target/PowerPC/MCTargetDesc/PPCELFObjectWriter.cpp b/lib/Target/PowerPC/MCTargetDesc/PPCELFObjectWriter.cpp index ed77529549..7a95bcc00b 100644 --- a/lib/Target/PowerPC/MCTargetDesc/PPCELFObjectWriter.cpp +++ b/lib/Target/PowerPC/MCTargetDesc/PPCELFObjectWriter.cpp @@ -96,6 +96,18 @@ unsigned PPCELFObjectWriter::getRelocTypeInner(const MCValue &Target, case MCSymbolRefExpr::VK_PPC_HA: Type = ELF::R_PPC_ADDR16_HA; break; + case MCSymbolRefExpr::VK_PPC_HIGHER: + Type = ELF::R_PPC64_ADDR16_HIGHER; + break; + case MCSymbolRefExpr::VK_PPC_HIGHERA: + Type = ELF::R_PPC64_ADDR16_HIGHERA; + break; + case MCSymbolRefExpr::VK_PPC_HIGHEST: + Type = ELF::R_PPC64_ADDR16_HIGHEST; + break; + case MCSymbolRefExpr::VK_PPC_HIGHESTA: + Type = ELF::R_PPC64_ADDR16_HIGHESTA; + break; case MCSymbolRefExpr::VK_PPC_TOC: Type = ELF::R_PPC64_TOC16; break; diff --git a/lib/Target/PowerPC/MCTargetDesc/PPCMCExpr.cpp b/lib/Target/PowerPC/MCTargetDesc/PPCMCExpr.cpp index 8a346b422d..db0f57dfb3 100644 --- a/lib/Target/PowerPC/MCTargetDesc/PPCMCExpr.cpp +++ b/lib/Target/PowerPC/MCTargetDesc/PPCMCExpr.cpp @@ -42,6 +42,10 @@ void PPCMCExpr::PrintImpl(raw_ostream &OS) const { case VK_PPC_LO: OS << "@l"; break; case VK_PPC_HI: OS << "@h"; break; case VK_PPC_HA: OS << "@ha"; break; + case VK_PPC_HIGHER: OS << "@higher"; break; + case VK_PPC_HIGHERA: OS << "@highera"; break; + case VK_PPC_HIGHEST: OS << "@highest"; break; + case VK_PPC_HIGHESTA: OS << "@highesta"; break; } } } @@ -66,7 +70,19 @@ PPCMCExpr::EvaluateAsRelocatableImpl(MCValue &Res, Result = (Result >> 16) & 0xffff; break; case VK_PPC_HA: - Result = ((Result >> 16) + ((Result & 0x8000) ? 1 : 0)) & 0xffff; + Result = ((Result + 0x8000) >> 16) & 0xffff; + break; + case VK_PPC_HIGHER: + Result = (Result >> 32) & 0xffff; + break; + case VK_PPC_HIGHERA: + Result = ((Result + 0x8000) >> 32) & 0xffff; + break; + case VK_PPC_HIGHEST: + Result = (Result >> 48) & 0xffff; + break; + case VK_PPC_HIGHESTA: + Result = ((Result + 0x8000) >> 48) & 0xffff; break; } Res = MCValue::get(Result); @@ -88,6 +104,18 @@ PPCMCExpr::EvaluateAsRelocatableImpl(MCValue &Res, case VK_PPC_HA: Modifier = MCSymbolRefExpr::VK_PPC_HA; break; + case VK_PPC_HIGHERA: + Modifier = MCSymbolRefExpr::VK_PPC_HIGHERA; + break; + case VK_PPC_HIGHER: + Modifier = MCSymbolRefExpr::VK_PPC_HIGHER; + break; + case VK_PPC_HIGHEST: + Modifier = MCSymbolRefExpr::VK_PPC_HIGHEST; + break; + case VK_PPC_HIGHESTA: + Modifier = MCSymbolRefExpr::VK_PPC_HIGHESTA; + break; } Sym = MCSymbolRefExpr::Create(&Sym->getSymbol(), Modifier, Context); Res = MCValue::get(Sym, Value.getSymB(), Value.getConstant()); diff --git a/lib/Target/PowerPC/MCTargetDesc/PPCMCExpr.h b/lib/Target/PowerPC/MCTargetDesc/PPCMCExpr.h index 150acf6052..3cbb493bc6 100644 --- a/lib/Target/PowerPC/MCTargetDesc/PPCMCExpr.h +++ b/lib/Target/PowerPC/MCTargetDesc/PPCMCExpr.h @@ -22,7 +22,11 @@ public: VK_PPC_None, VK_PPC_LO, VK_PPC_HI, - VK_PPC_HA + VK_PPC_HA, + VK_PPC_HIGHER, + VK_PPC_HIGHERA, + VK_PPC_HIGHEST, + VK_PPC_HIGHESTA }; private: |