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Switch over getArch()'s result.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@207721 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Joerg Sonnenberger 2014-04-30 23:23:14 +00:00
parent 5c91f4db1f
commit 8169ef891a
1 changed files with 28 additions and 15 deletions

43
lib/MC/MCObjectFileInfo.cpp

@ -245,16 +245,22 @@ void MCObjectFileInfo::InitMachOMCObjectFileInfo(Triple T) {
}
void MCObjectFileInfo::InitELFMCObjectFileInfo(Triple T) {
if (T.getArch() == Triple::mips ||
T.getArch() == Triple::mipsel)
switch (T.getArch()) {
case Triple::mips:
case Triple::mipsel:
FDECFIEncoding = dwarf::DW_EH_PE_sdata4;
else if (T.getArch() == Triple::mips64 ||
T.getArch() == Triple::mips64el)
break;
case Triple::mips64:
case Triple::mips64el:
FDECFIEncoding = dwarf::DW_EH_PE_sdata8;
else
break;
default:
FDECFIEncoding = dwarf::DW_EH_PE_pcrel | dwarf::DW_EH_PE_sdata4;
break;
}
if (T.getArch() == Triple::x86) {
switch (T.getArch()) {
case Triple::x86:
PersonalityEncoding = (RelocM == Reloc::PIC_)
? dwarf::DW_EH_PE_indirect | dwarf::DW_EH_PE_pcrel | dwarf::DW_EH_PE_sdata4
: dwarf::DW_EH_PE_absptr;
@ -267,7 +273,8 @@ void MCObjectFileInfo::InitELFMCObjectFileInfo(Triple T) {
TTypeEncoding = (RelocM == Reloc::PIC_)
? dwarf::DW_EH_PE_indirect | dwarf::DW_EH_PE_pcrel | dwarf::DW_EH_PE_sdata4
: dwarf::DW_EH_PE_absptr;
} else if (T.getArch() == Triple::x86_64) {
break;
case Triple::x86_64:
if (RelocM == Reloc::PIC_) {
PersonalityEncoding = dwarf::DW_EH_PE_indirect | dwarf::DW_EH_PE_pcrel |
((CMModel == CodeModel::Small || CMModel == CodeModel::Medium)
@ -289,10 +296,11 @@ void MCObjectFileInfo::InitELFMCObjectFileInfo(Triple T) {
TTypeEncoding = (CMModel == CodeModel::Small)
? dwarf::DW_EH_PE_udata4 : dwarf::DW_EH_PE_absptr;
}
} else if (T.getArch() == Triple::aarch64 ||
T.getArch() == Triple::aarch64_be ||
T.getArch() == Triple::arm64 ||
T.getArch() == Triple::arm64_be) {
break;
case Triple::aarch64:
case Triple::aarch64_be:
case Triple::arm64:
case Triple::arm64_be:
// The small model guarantees static code/data size < 4GB, but not where it
// will be in memory. Most of these could end up >2GB away so even a signed
// pc-relative 32-bit address is insufficient, theoretically.
@ -309,14 +317,17 @@ void MCObjectFileInfo::InitELFMCObjectFileInfo(Triple T) {
FDEEncoding = dwarf::DW_EH_PE_udata4;
TTypeEncoding = dwarf::DW_EH_PE_absptr;
}
} else if (T.getArch() == Triple::ppc64 || T.getArch() == Triple::ppc64le) {
break;
case Triple::ppc64:
case Triple::ppc64le:
PersonalityEncoding = dwarf::DW_EH_PE_indirect | dwarf::DW_EH_PE_pcrel |
dwarf::DW_EH_PE_udata8;
LSDAEncoding = dwarf::DW_EH_PE_pcrel | dwarf::DW_EH_PE_udata8;
FDEEncoding = dwarf::DW_EH_PE_pcrel | dwarf::DW_EH_PE_udata8;
TTypeEncoding = dwarf::DW_EH_PE_indirect | dwarf::DW_EH_PE_pcrel |
dwarf::DW_EH_PE_udata8;
} else if (T.getArch() == Triple::sparc) {
break;
case Triple::sparc:
if (RelocM == Reloc::PIC_) {
LSDAEncoding = dwarf::DW_EH_PE_pcrel | dwarf::DW_EH_PE_sdata4;
PersonalityEncoding = dwarf::DW_EH_PE_indirect | dwarf::DW_EH_PE_pcrel |
@ -330,7 +341,7 @@ void MCObjectFileInfo::InitELFMCObjectFileInfo(Triple T) {
FDEEncoding = dwarf::DW_EH_PE_udata4;
TTypeEncoding = dwarf::DW_EH_PE_absptr;
}
} else if (T.getArch() == Triple::sparcv9) {
case Triple::sparcv9:
LSDAEncoding = dwarf::DW_EH_PE_pcrel | dwarf::DW_EH_PE_sdata4;
if (RelocM == Reloc::PIC_) {
PersonalityEncoding = dwarf::DW_EH_PE_indirect | dwarf::DW_EH_PE_pcrel |
@ -343,7 +354,7 @@ void MCObjectFileInfo::InitELFMCObjectFileInfo(Triple T) {
FDEEncoding = dwarf::DW_EH_PE_udata4;
TTypeEncoding = dwarf::DW_EH_PE_absptr;
}
} else if (T.getArch() == Triple::systemz) {
case Triple::systemz:
// All currently-defined code models guarantee that 4-byte PC-relative
// values will be in range.
if (RelocM == Reloc::PIC_) {
@ -359,6 +370,8 @@ void MCObjectFileInfo::InitELFMCObjectFileInfo(Triple T) {
FDEEncoding = dwarf::DW_EH_PE_absptr;
TTypeEncoding = dwarf::DW_EH_PE_absptr;
}
default:
break;
}
// Solaris requires different flags for .eh_frame to seemingly every other