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mem-ruby: Remove maskHighOrderBits

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Function was not being used. If needed, src/base/bitfield.hh's
mbits can be used instead:

maskHighOrderBits(addr, pos) == mbits<Addr>(addr, 64-pos, 0)

Change-Id: I3abd041f8d256ec157ba7502182d8588721c2a05
Signed-off-by: Daniel R. Carvalho <odanrc@yahoo.com.br>
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/21082
Reviewed-by: Nikos Nikoleris <nikos.nikoleris@arm.com>
Reviewed-by: Jason Lowe-Power <jason@lowepower.com>
Reviewed-by: Anthony Gutierrez <anthony.gutierrez@amd.com>
Maintainer: Jason Lowe-Power <jason@lowepower.com>
Tested-by: kokoro <noreply+kokoro@google.com>
This commit is contained in:
Daniel R. Carvalho
2019-09-07 10:55:45 +02:00
committed by Daniel Carvalho
parent 0219c49bdf
commit 7ccf70a121
2 changed files with 0 additions and 14 deletions
Download Patch File Download Diff File Expand all files Collapse all files

13
src/mem/ruby/common/Address.cc
View File

@@ -58,19 +58,6 @@ maskLowOrderBits(Addr addr, unsigned int number)
return (addr & mask);
}
Addr
maskHighOrderBits(Addr addr, unsigned int number)
{
Addr mask;
if (number >= ADDRESS_WIDTH - 1) {
mask = ~0;
} else {
mask = (Addr)~0 >> number;
}
return (addr & mask);
}
Addr
shiftLowOrderBits(Addr addr, unsigned int number)
{

1
src/mem/ruby/common/Address.hh
View File

@@ -40,7 +40,6 @@ const uint32_t ADDRESS_WIDTH = 64; // address width in bytes
// selects bits inclusive
Addr bitSelect(Addr addr, unsigned int small, unsigned int big);
Addr maskLowOrderBits(Addr addr, unsigned int number);
Addr maskHighOrderBits(Addr addr, unsigned int number);
Addr shiftLowOrderBits(Addr addr, unsigned int number);
Addr getOffset(Addr addr);
Addr makeLineAddress(Addr addr);