StackOverflow Questions for Tag: likely-unlikely

slomobile

Reputation: 132

Can I improve branch prediction with my code?

c++gccoptimizationbranch-predictionlikely-unlikely

Score: 4

Answers: 1

Franck Freiburger

Reputation: 28448

likely/unlikely equivalent for MSVC

visual-studiogccoptimizationlikely-unlikely

Score: 64

Answers: 8

Viktor Sehr

Reputation: 13099

Why doesn't the C++ standard library utilize likely/unlikely attributes?

c++algorithmcompiler-optimizationmicro-optimizationlikely-unlikely

Score: 3

Answers: 1

Dinesh Maurya

Reputation: 852

Guidelines for using [[likely]] / [[unlikely]] attributes in c++20

c++attributesc++20micro-optimizationlikely-unlikely

Score: 5

Answers: 0

terminus

Reputation: 14462

How do the likely/unlikely macros in the Linux kernel work and what is their benefit?

cgcclinux-kernelbranch-predictionlikely-unlikely

Score: 466

Answers: 10

NK-cell

Reputation: 1195

Where the likely/unlikely statement should be placed for more performance?

clinux-kernelcompiler-optimizationdpdklikely-unlikely

Score: 6

Answers: 1

Kaiyakha

Reputation: 1913

Do likelihood attributes make sense with a single if statement?

c++c++20likely-unlikely

Score: 4

Answers: 2

Evandro Coan

Reputation: 9418

The correct usage of unlikely macro in multiple conditions

c++cperformancelikely-unlikely

Score: 1

Answers: 0

VainMan

Reputation: 2380

[[(un)likely]] attributes and do-while loops

c++c++20likely-unlikely

Score: 12

Answers: 2

dizhouw2

Reputation: 53

Why isn’t my code with C++20 likely/unlikely attributes faster?

c++c++20likely-unlikely

Score: 3

Answers: 2

RajSanpui

Reputation: 12064

What is the advantage of GCC's __builtin_expect in if else statements?

clinuxgccbuilt-inlikely-unlikely

Score: 205

Answers: 7

Leedehai

Reputation: 3940

How to use C++20's likely/unlikely attribute in if-else statement

c++c++20gcc-warninglikely-unlikely

Score: 54

Answers: 3

Alecto

Reputation: 10740

Simple example where [[likely]] and [[unlikely]] affect program assembly?

c++assemblygccc++20likely-unlikely

Score: 24

Answers: 1

name

Reputation: 303

MSVC C++ compiler giving inconsistent performance on different builds of the same code when using [[unlikely/likely]] attributes

c++visual-c++x86-64c++20likely-unlikely

Score: 3

Answers: 0

Zig Razor

Reputation: 3495

c++20 Likely and Unlikely performance optimization

c++c++20branch-predictionlikely-unlikely

Score: 3

Answers: 0

osgx

Reputation: 94225

learning sample of likely() and unlikely() compiler hints

cgccoptimizationlikely-unlikely

Score: 13

Answers: 2

einpoklum

Reputation: 131547

What does .text.unlikely mean in ELF object files?

symbolselfobjdumpobject-fileslikely-unlikely

Score: 6

Answers: 1

bornfree

Reputation: 2528

Why doesn't likely and unlikely macros have any effect on ARM assembly code?

cgcclinux-kernelarmlikely-unlikely

Score: 2

Answers: 1

leon

Reputation: 5091

gcc likely unlikely macro usage

performancegccmemorylikely-unlikely

Score: 13

Answers: 2

Adam Hunyadi

Reputation: 1952

Should I use if unlikely for hard crashing errors?

c++gccc++17likely-unlikely

Score: 18

Answers: 4

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StackOverflow Questions for Tag: likely-unlikely

Can I improve branch prediction with my code?

likely/unlikely equivalent for MSVC

Why doesn&#39;t the C++ standard library utilize likely/unlikely attributes?

Guidelines for using [[likely]] / [[unlikely]] attributes in c++20

How do the likely/unlikely macros in the Linux kernel work and what is their benefit?

Where the likely/unlikely statement should be placed for more performance?

Do likelihood attributes make sense with a single if statement?

The correct usage of unlikely macro in multiple conditions

[[(un)likely]] attributes and do-while loops

Why isn’t my code with C++20 likely/unlikely attributes faster?

What is the advantage of GCC&#39;s __builtin_expect in if else statements?

How to use C++20&#39;s likely/unlikely attribute in if-else statement

Simple example where [[likely]] and [[unlikely]] affect program assembly?

MSVC C++ compiler giving inconsistent performance on different builds of the same code when using [[unlikely/likely]] attributes

c++20 Likely and Unlikely performance optimization

learning sample of likely() and unlikely() compiler hints

What does .text.unlikely mean in ELF object files?

Why doesn&#39;t likely and unlikely macros have any effect on ARM assembly code?

gcc likely unlikely macro usage

Should I use if unlikely for hard crashing errors?

Why doesn't the C++ standard library utilize likely/unlikely attributes?

What is the advantage of GCC's __builtin_expect in if else statements?

How to use C++20's likely/unlikely attribute in if-else statement

Why doesn't likely and unlikely macros have any effect on ARM assembly code?