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jmlsd
2010 Nov 27
1
[LLVMdev] Patch for V7M
Hello All,
Attached is a patch for the ARM target. The ARM v7M profile does not
have the signed most-significant-word multiply instruction so SMMUL,
for instance, is not valid on Cortex-M3 and Cortex-M4.
The attached patch adds an additional attribute, +mmul, which
controls most-significant word multiplies on v6T2+ targets.
This is especially important for me now that I've