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Add support for 64-bit object files to Path.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@129975 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eric Christopher 2011-04-22 03:50:19 +00:00
parent 6256b03674
commit f0c3af637a
1 changed files with 10 additions and 4 deletions
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14
lib/Support/Path.cpp
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@ -92,15 +92,21 @@ sys::IdentifyFileType(const char *magic, unsigned length) {
}
break;
// The two magic numbers for mach-o are:
// 0xfeedface - 32-bit mach-o
// 0xfeedfacf - 64-bit mach-o
case 0xFE:
case 0xCE: {
case 0xCE:
case 0xCF: {
uint16_t type = 0;
if (magic[0] == char(0xFE) && magic[1] == char(0xED) &&
magic[2] == char(0xFA) && magic[3] == char(0xCE)) {
magic[2] == char(0xFA) &&
(magic[3] == char(0xCE) || magic[3] == char(0xCF))) {
/* Native endian */
if (length >= 16) type = magic[14] << 8 | magic[15];
} else if (magic[0] == char(0xCE) && magic[1] == char(0xFA) &&
magic[2] == char(0xED) && magic[3] == char(0xFE)) {
} else if ((magic[0] == char(0xCE) || magic[0] == char(0xCF)) &&
magic[1] == char(0xFA) && magic[2] == char(0xED) &&
magic[3] == char(0xFE)) {
/* Reverse endian */
if (length >= 14) type = magic[13] << 8 | magic[12];
}