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author | Karel Kočí <cynerd@email.cz> | 2018-04-07 21:14:02 +0200 |
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committer | Karel Kočí <cynerd@email.cz> | 2018-04-07 21:14:02 +0200 |
commit | d6600a85f4823b751c1dcca137a65d6a04e7c4ca (patch) | |
tree | 7123bf024f05ee9d2fb19a79cc633c6de6da5897 /qtmips_machine | |
parent | 8027941b705e219fd202b7c01d5a4a311670cbee (diff) | |
download | qtmips-d6600a85f4823b751c1dcca137a65d6a04e7c4ca.tar.gz qtmips-d6600a85f4823b751c1dcca137a65d6a04e7c4ca.tar.bz2 qtmips-d6600a85f4823b751c1dcca137a65d6a04e7c4ca.zip |
Drop unneeded mask in memory implementation
Diffstat (limited to 'qtmips_machine')
-rw-r--r-- | qtmips_machine/memory.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/qtmips_machine/memory.cpp b/qtmips_machine/memory.cpp index 040ea12..f22c5f2 100644 --- a/qtmips_machine/memory.cpp +++ b/qtmips_machine/memory.cpp @@ -17,7 +17,7 @@ void MemoryAccess::write_byte(std::uint32_t offset, std::uint8_t value) { } void MemoryAccess::write_hword(std::uint32_t offset, std::uint16_t value) { - int nth = SH_NTH_16(offset & ~0b1); + int nth = SH_NTH_16(offset); std::uint32_t mask = 0xffff << nth; // Mask for n-th half-word wword(offset, (rword(offset) & ~mask) | (((std::uint32_t)value << nth) & mask)); } @@ -32,7 +32,7 @@ std::uint8_t MemoryAccess::read_byte(std::uint32_t offset) const { } std::uint16_t MemoryAccess::read_hword(std::uint32_t offset) const { - int nth = SH_NTH_16(offset & ~0x1); + int nth = SH_NTH_16(offset); return (std::uint16_t)(rword(offset) >> nth); } |