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Compilers don't use all instructions. For example crypto code often require assembly in order to take advantage of AES instructions.
by benchaney 10y ago
Compilers don't use all instructions. For example crypto code often require assembly in order to take advantage of AES instructions.
- Veedrac 10y agoThat's what intrinsics are for.
- user5994461 10y agoGiven the comments, I would assume that the other commenters don't know about intrinsics, or embedding ASM code into C, or "handholding the compiler into producing great code".