utils.hh File Reference

#include "base/types.hh"

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Functions
Addr	addrBlockOffset (Addr addr, Addr block_size)
	Calculates the offset of a given address wrt aligned fixed-size blocks. More...
Addr	addrBlockAlign (Addr addr, Addr block_size)
	Returns the address of the closest aligned fixed-size block to the given address. More...
bool	transferNeedsBurst (Addr addr, unsigned int size, unsigned int block_size)
	Returns true if the given memory access (address, size) needs to be fragmented across aligned fixed-size blocks. More...
bool	isAnyActiveElement (const std::vector< bool >::const_iterator &it_start, const std::vector< bool >::const_iterator &it_end)
	Test if there is any active element in an enablement range. More...

Function Documentation

addrBlockAlign()

Addr addrBlockAlign ( Addr  addr, Addr  block_size  )

inline

Returns the address of the closest aligned fixed-size block to the given address.

Parameters

addr	Input address.
block_size	Block size in bytes.

Returns

Address of the closest aligned block.

Definition at line 63 of file utils.hh.

References addr.

Referenced by LSQ< Impl >::SplitDataRequest::initiateTranslation().

addrBlockOffset()

Addr addrBlockOffset ( Addr  addr, Addr  block_size  )

inline

Calculates the offset of a given address wrt aligned fixed-size blocks.

Parameters

addr	Input address.
block_size	Block size in bytes.

Returns

Offset of the given address in bytes.

Definition at line 50 of file utils.hh.

References addr.

Referenced by AtomicSimpleCPU::genMemFragmentRequest(), CheckerCPU::genMemFragmentRequest(), Minor::LSQ::SplitDataRequest::makeFragmentRequests(), and transferNeedsBurst().

isAnyActiveElement()

bool isAnyActiveElement ( const std::vector< bool >::const_iterator &  it_start, const std::vector< bool >::const_iterator &  it_end  )

inline

Test if there is any active element in an enablement range.

Definition at line 86 of file utils.hh.

Referenced by LSQ< Impl >::LSQRequest::addRequest(), AtomicSimpleCPU::genMemFragmentRequest(), CheckerCPU::genMemFragmentRequest(), Minor::LSQ::SplitDataRequest::makeFragmentRequests(), and Minor::LSQ::SingleDataRequest::startAddrTranslation().

transferNeedsBurst()

bool transferNeedsBurst ( Addr  addr, unsigned int  size, unsigned int  block_size  )

inline

Returns true if the given memory access (address, size) needs to be fragmented across aligned fixed-size blocks.

Parameters

addr	Address of the memory access.
size	Size of the memory access.
block_size	Block size in bytes.

Returns

True if the memory access needs to be fragmented.

Definition at line 77 of file utils.hh.

References addr, and addrBlockOffset().

Referenced by Minor::LSQ::pushRequest(), and LSQ< Impl >::pushRequest().