The Old New Thing

The AArch64 processor (aka arm64), part 9: Sign and zero extension

August 5, 2022 Aug 5, 2022 08/5/22

Raymond Chen

Nothing new here, but old things being used in clever ways.

The AArch64 processor (aka arm64), part 8: Bit shifting and rotation

August 4, 2022 Aug 4, 2022 08/4/22

Raymond Chen

Sliding around.

The AArch64 processor (aka arm64), part 7: Bitfield manipulation

August 3, 2022 Aug 3, 2022 08/3/22

Raymond Chen

Peeking inside the words.

The AArch64 processor (aka arm64), part 6: Bitwise operations

August 2, 2022 Aug 2, 2022 08/2/22

Raymond Chen

And their very strange immediates.

The AArch64 processor (aka arm64), part 5: Multiplication and division

August 1, 2022 Aug 1, 2022 08/1/22

Raymond Chen

Arithmetic gets harder.