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Computer, Enhance!

In-depth programming articles by Casey Muratori

the sitdown: types of dram and the dram shortage

q&a #82 (2026-01-27)

dynamodb, don't leave me hanging!

dead code elimination prevention macros

q&a #81 (2025-12-22)

our nemesis returns

q&a #80 (2025-10-31)

better prevention of dead code elimination - or is it?

q&a #79 (2025-09-28)

catch the tower stream live today

new collaboration with marco behler

a brief status update

reading cpu diagrams

the montana mini-computer (feat. carson gross)

my cyber rush week conversation with josiah stearns

q&a #78 (2025-07-21)

the big oops: anatomy of a thirty-five year mistake

catch the live broadcast of my bsc talk!

selectively preventing optimizations

q&a #77 (2025-06-19)

simplified haversine candidates

computer enhance summer news!

q&a #76 (2025-05-23)

the micro group

our very own haversine

q&a #75 (2025-05-02)

extending arcsine to the full input range

approximating arcsine

q&a #74 (2025-04-01)

an interview with zen chief architect mike clark

coefficient arrays for polynomial evaluation

q&a #73 (2025-03-03)

fused multiply-add

q&a #72 (2025-02-17)

approximation using higher-power polynomials

q&a #71 (2025-02-03)

math tester retcon

range reduction

function approximation

q&a #70 (2025-01-20)

introduction to sse intrinsics

q&a #69 (2025-01-13)

q&a #68 (2025-01-06)

determining input ranges

identifying non-inlined math functions

reference haversine code

q&a #67 (2024-11-18)

real-time pmcs on windows with etw

halloween spooktacular day 15: use geteventprocessorindex to help track profile regions

halloween spooktacular day 14: use syscallenter to mark stop points

halloween spooktacular day 13: use syscallexit to mark start points

halloween spooktacular day 12: find another pmc event type

halloween spooktacular day 11: define your own event userdata

halloween spooktacular day 10: use traceevent

halloween spooktacular day 9: what's left?

halloween spooktacular day 8: mārtiņš možeiko's miniperf

halloween spooktacular day 7: look for pmcs in the extendeddata

halloween spooktacular day 6: pmcs only work for a subset of event types

halloween spooktacular day 5: call tracesetinformation twice

halloween spooktacular day 4: use tracequeryinformation

halloween spooktacular day 3: trace in real-time mode

halloween spooktacular day 2: reboot your machine

halloween spooktacular day 1: the challenge

announcing the 2024 halloween spooktacular challenge!

q&a #66 (2024-10-01)

the case of the missing increment

q&a #65 (2024-09-09)

zen, cuda, and tensor cores, part i: the silicon

q&a #64 (2024-08-26)

q&a #63 (2024-08-19)

q&a #62 (2024-08-08)

testing memory-mapped files

q&a #61 (2024-07-30)

esoterica: next-gen x64 cores and micro-op caches

a brief note on the crowdstrike outage and "tech influencer" youtube

q&a #60 (2024-07-22)

a closer look at the prefetching performance graph

q&a #59 (2024-07-15)

a.n.a.l.o.g. computing adventures

overlapping file reads with computation

q&a #58 (2024-06-24)

2x faster file reads

me and prime talk game engine basics

q&a #57 (2024-06-17)

prefetching wrap-up

the world's first cg commercial