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Add the -arch flag support to llvm-nm to select the slice out of a Mach-O

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universal file.  This also includes support for -arch all, selecting the host
architecture by default from a universal file and checking if -arch is used
with a standard Mach-O it matches that architecture.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@212054 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Kevin Enderby
2014-06-30 18:45:23 +00:00
parent 97fb702886
commit c28eff1356
6 changed files with 270 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

102
lib/Object/MachOObjectFile.cpp
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@@ -1511,6 +1511,108 @@ Triple::ArchType MachOObjectFile::getArch(uint32_t CPUType) {
}
}
Triple MachOObjectFile::getArch(uint32_t CPUType, uint32_t CPUSubType) {
switch (CPUType) {
case MachO::CPU_TYPE_I386:
switch (CPUSubType & ~MachO::CPU_SUBTYPE_MASK) {
case MachO::CPU_SUBTYPE_I386_ALL:
return Triple("i386-apple-darwin");
default:
return Triple();
}
case MachO::CPU_TYPE_X86_64:
switch (CPUSubType & ~MachO::CPU_SUBTYPE_MASK) {
case MachO::CPU_SUBTYPE_X86_64_ALL:
return Triple("x86_64-apple-darwin");
case MachO::CPU_SUBTYPE_X86_64_H:
return Triple("x86_64h-apple-darwin");
default:
return Triple();
}
case MachO::CPU_TYPE_ARM:
switch (CPUSubType & ~MachO::CPU_SUBTYPE_MASK) {
case MachO::CPU_SUBTYPE_ARM_V4T:
return Triple("armv4t-apple-darwin");
case MachO::CPU_SUBTYPE_ARM_V5TEJ:
return Triple("armv5e-apple-darwin");
case MachO::CPU_SUBTYPE_ARM_V6:
return Triple("armv6-apple-darwin");
case MachO::CPU_SUBTYPE_ARM_V6M:
return Triple("armv6m-apple-darwin");
case MachO::CPU_SUBTYPE_ARM_V7EM:
return Triple("armv7em-apple-darwin");
case MachO::CPU_SUBTYPE_ARM_V7K:
return Triple("armv7k-apple-darwin");
case MachO::CPU_SUBTYPE_ARM_V7M:
return Triple("armv7m-apple-darwin");
case MachO::CPU_SUBTYPE_ARM_V7S:
return Triple("armv7s-apple-darwin");
default:
return Triple();
}
case MachO::CPU_TYPE_ARM64:
switch (CPUSubType & ~MachO::CPU_SUBTYPE_MASK) {
case MachO::CPU_SUBTYPE_ARM64_ALL:
return Triple("arm64-apple-darwin");
default:
return Triple();
}
case MachO::CPU_TYPE_POWERPC:
switch (CPUSubType & ~MachO::CPU_SUBTYPE_MASK) {
case MachO::CPU_SUBTYPE_POWERPC_ALL:
return Triple("ppc-apple-darwin");
default:
return Triple();
}
case MachO::CPU_TYPE_POWERPC64:
case MachO::CPU_SUBTYPE_POWERPC_ALL:
return Triple("ppc64-apple-darwin");
switch (CPUSubType & ~MachO::CPU_SUBTYPE_MASK) {
default:
return Triple();
}
default:
return Triple();
}
}
Triple MachOObjectFile::getHostArch() {
return Triple(sys::getDefaultTargetTriple());
}
Triple MachOObjectFile::getArch(StringRef ArchFlag) {
if (ArchFlag == "i386")
return Triple("i386-apple-darwin");
else if (ArchFlag == "x86_64")
return Triple("x86_64-apple-darwin");
else if (ArchFlag == "x86_64h")
return Triple("x86_64h-apple-darwin");
else if (ArchFlag == "armv4t" || ArchFlag == "arm")
return Triple("armv4t-apple-darwin");
else if (ArchFlag == "armv5e")
return Triple("armv5e-apple-darwin");
else if (ArchFlag == "armv6")
return Triple("armv6-apple-darwin");
else if (ArchFlag == "armv6m")
return Triple("armv6m-apple-darwin");
else if (ArchFlag == "armv7em")
return Triple("armv7em-apple-darwin");
else if (ArchFlag == "armv7k")
return Triple("armv7k-apple-darwin");
else if (ArchFlag == "armv7k")
return Triple("armv7m-apple-darwin");
else if (ArchFlag == "armv7s")
return Triple("armv7s-apple-darwin");
else if (ArchFlag == "arm64")
return Triple("arm64-apple-darwin");
else if (ArchFlag == "ppc")
return Triple("ppc-apple-darwin");
else if (ArchFlag == "ppc64")
return Triple("ppc64-apple-darwin");
else
return Triple();
}
unsigned MachOObjectFile::getArch() const {
return getArch(getCPUType(this));
}