6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-02-01 02:33:44 +00:00
Code Issues Projects Releases Wiki Activity

[Object][Archive] Use uint64_t instead of APInt. It is significantly faster.

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@172015 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Michael J. Spencer 2013-01-09 22:58:43 +00:00
parent 5573de8493
commit e92800dd53
1 changed files with 10 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
lib/Object/Archive.cpp
View File

@ -48,9 +48,9 @@ struct ArchiveMemberHeader {
}
uint64_t getSize() const {
APInt ret;
uint64_t ret;
StringRef(Size, sizeof(Size)).getAsInteger(10, ret);
return ret.getZExtValue();
return ret;
}
};
}
@ -110,11 +110,11 @@ error_code Archive::Child::getName(StringRef &Result) const {
}
// It's a long name.
// Get the offset.
APInt offset;
uint64_t offset;
name.substr(1).getAsInteger(10, offset);
const char *addr = Parent->StringTable->Data.begin()
+ sizeof(ArchiveMemberHeader)
+ offset.getZExtValue();
+ offset;
// Verify it.
if (Parent->StringTable == Parent->end_children()
|| addr < (Parent->StringTable->Data.begin()
@ -133,9 +133,9 @@ error_code Archive::Child::getName(StringRef &Result) const {
}
return object_error::success;
} else if (name.startswith("#1/")) {
APInt name_size;
uint64_t name_size;
name.substr(3).getAsInteger(10, name_size);
Result = Data.substr(0, name_size.getZExtValue());
Result = Data.substr(0, name_size);
return object_error::success;
}
// It's a simple name.
@ -151,9 +151,9 @@ uint64_t Archive::Child::getSize() const {
// Don't include attached name.
StringRef name = ToHeader(Data.data())->getName();
if (name.startswith("#1/")) {
APInt name_size;
uint64_t name_size;
name.substr(3).getAsInteger(10, name_size);
size -= name_size.getZExtValue();
size -= name_size;
}
return size;
}
@ -163,9 +163,9 @@ MemoryBuffer *Archive::Child::getBuffer() const {
if (getName(name)) return NULL;
int size = sizeof(ArchiveMemberHeader);
if (name.startswith("#1/")) {
APInt name_size;
uint64_t name_size;
name.substr(3).getAsInteger(10, name_size);
size += name_size.getZExtValue();
size += name_size;
}
return MemoryBuffer::getMemBuffer(Data.substr(size, getSize()),
name,