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Make readBytes pure virtual. Every real implementation has it.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@221758 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola 2014-11-12 02:30:38 +00:00
parent 67a38a848e
commit ccb2a0e99a
2 changed files with 2 additions and 20 deletions
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3
include/llvm/Support/MemoryObject.h
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@ -51,7 +51,8 @@ public:
/// and large enough to hold size bytes.
/// @result - 0 if successful; -1 if not. Failure may be due to a
/// bounds violation or an implementation-specific error.
virtual int readBytes(uint64_t address, uint64_t size, uint8_t *buf) const;
virtual int readBytes(uint64_t address, uint64_t size,
uint8_t *buf) const = 0;
};
}

19
lib/Support/MemoryObject.cpp
View File

@ -12,22 +12,3 @@ using namespace llvm;
MemoryObject::~MemoryObject() {
}
int MemoryObject::readBytes(uint64_t address,
uint64_t size,
uint8_t* buf) const {
uint64_t current = address;
uint64_t limit = getExtent();
if (current + size > limit)
return -1;
while (current - address < size) {
if (readByte(current, &buf[(current - address)]))
return -1;
current++;
}
return 0;
}