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Architectures and Processors forum Usage of gathering and reordering in the ARMv8

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Usage of gathering and reordering in the ARMv8

techguyz over 11 years ago

Hi all,

Kindly suggest some logical code to realize the gathering and re-ordering attribute in the ARMv8. How this attribute can be best utilized for actual use case scenarios ?

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Peter Rielly over 11 years ago +1 verified

Gathering Let's say your code does 4 byte loads to consecutive addresses: ldrb x0, =0x0000000000000000 ldrb x1, =0x0000000000000001 ldrb x2, =0x0000000000000002 ldrb x3, =0x0000000000000003 The processor...