[RFC PATCH, x86_64] Use -mno-sse[,2] to fall back to x87 FP argument passing convention

Andrew Pinski pinskia@gmail.com
Wed Oct 11 07:01:00 GMT 2006


On Wed, 2006-10-11 at 08:33 +0200, Uros Bizjak wrote:
> -mabi=x87: pass FP args through x87 regs (applies only for -mfpmath=387)

I don't think it should apply only when -mfpmath=387.
Because then you will get into a mess when someone wants the ABI but
also want to use the SSE registers for FP still. Weird people but it
could happen.

-- Pinski




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