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1.

Why xor eax, eax? (xania.org)

576 points

6 months ago

2.

Advent of Compiler Optimisations 2025 (xania.org)

384 points

6 months ago

3.

Compiler Explorer and the promise of URLs that last forever (xania.org)

357 points

a year ago

4.

Addressing the adding situation (xania.org)

272 points

6 months ago

5.

You can't fool the optimizer (xania.org)

267 points

6 months ago

6.

When compilers surprise you (xania.org)

244 points

5 months ago

7.

How Compiler Explorer Works in 2025 (xania.org)

232 points

a year ago

8.

Happy 10th Birthday Compiler Explorer (xania.org)

214 points

4 years ago

9.

GCC Explorer (xania.org)

126 points

14 years ago

10.

How it works: Compiler Explorer (xania.org)

107 points

8 years ago

11.

Aliasing (xania.org)

96 points

6 months ago

12.

Forcing code out of line in GCC and C++11 (xania.org)

96 points

11 years ago

13.

Elite's crazy tokenized string routine (xania.org)

88 points

11 years ago

14.

Emulating a 6502 with cycle-perfect timing (xania.org)

84 points

12 years ago

15.

The Ivy Bridge and Haswell BTB (xania.org)

79 points

10 years ago

16.

Inlining – The Ultimate Optimisation (xania.org)

63 points

5 months ago

17.

SIMD City: Auto-Vectorisation (xania.org)

63 points

5 months ago

18.

Emulating a BBC Microcomputer in Javascript (xania.org)

62 points

12 years ago

19.

Pop Goes the Population Count? (xania.org)

61 points

6 months ago

20.

Partial inlining (xania.org)

60 points

6 months ago

21.

Debugging BBC Master demos with jsbeeb (xania.org)

43 points

12 years ago

22.

Compiler Explorer Cost Transparency (xania.org)

27 points

a year ago

23.

Two commutes with Rust (xania.org)

23 points

11 years ago

24.

AoCO 2025: Division (xania.org)

20 points

6 months ago

25.

Multiplying with a constant (xania.org)

17 points

6 months ago

26.

Unrolling Loops (xania.org)

15 points

6 months ago

27.

ARM's Barrel Shifter Tricks (xania.org)

14 points

6 months ago

28.

Multiplying our way out of division (xania.org)

10 points

6 months ago

29.

ARM's Barrel Shifting Tricks (xania.org)

9 points

6 months ago

30.

An objected-oriented BASIC on ARM (2007) (xania.org)

8 points

11 years ago