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20
41
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Ripes (An Integrated CPU Design Teaching Tool)

Published on
#branch-prediction
64
Views

Why don't x86/ARM CPU just stop speculation for indirect branches when hardware prediction is not available?

Published on
#x86 #cpu-architecture #branch-prediction
23
Views

Fastest way to check if a GUID of set size has been encountered before

Published on
#algorithm #hashset #branch-prediction
95
Views

Why branch prediction is faster than function call in enum?

Published on
#java #enums #jvm #branch-prediction
162
Views

Optimization of branch prediction inside hot loop in C++

Published on
#c++ #optimization #g++ #branch-prediction
98
Views

Understanding branch prediction and how predictors are selected

Published on
#optimization #cpu #cpu-architecture #branch-prediction
37
Views

Wrap into Combine (Promise-Future) code with 2 completions/branches?

Published on
#swift #future #combine #branch-prediction
94
Views

problem occurred while designing an enhancement pipeline datapath for branches (MIPS)

Published on
#mips #cpu-architecture #branch-prediction #cpu-hazard
124
Views

Use branch prediction with no else statement

Published on
#java #algorithm #conventions #selection-sort #branch-prediction
102
Views

How to implement the Gshare TAGE hybrid predictor combination on the RISC V BOOM core using Chisel

Published on
#scala #riscv #chisel #branch-prediction
93
Views

If I want to observe the prediction accuracy of different branches of O3cpu in gem5, should I modify the O3 code? If so, do I need to rebuild gem5

Published on
#gem5 #branch-prediction
327
Views

Branch prediction and UB (undefined behavior)

Published on
#c++ #c #cpu-architecture #undefined-behavior #branch-prediction
84
Views

I'd like to know why there's a two-fold difference in execution time between these two codes

Published on
#python #branch-prediction
134
Views

How to avoid branching when finding runs of the same value and storing as a range (like run-length encoding)?

Published on
#c++ #optimization #branch-prediction #run-length-encoding #branchless
177
Views

In c++ what is the importance in terms of performance of using 'else' in situations where it doesn't change the flow of the program?

Published on
#c++ #if-statement #optimization #micro-optimization #branch-prediction
166
Views

How to replace nested IF/ELSE branches with SIMD (SSE or AVX)?

Published on
#simd #branch-prediction #simd-library
13
Views

__builtin_expect_with_probability use in gcc

Published on
#gcc #built-in #branch-prediction
278
Views

How much does a mispredicted conditional branch cost?

Published on
#performance #cpu #branch-prediction
131
Views

How can I cause indirect (function pointer) call to be correctly jump/branch predicted?

Published on
#c #rust #function-pointers #branch-prediction
108
Views

Does branchless programming make sense on very old x86 CPUs? (before 80486)

Published on
#assembly #x86 #cpu-architecture #micro-optimization #branch-prediction

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