[LLVMdev] llvm builtins (original) (raw)

reed kotler rkotler at mips.com
Wed Feb 4 16:53:57 PST 2015


There are a lot of similar builtin issues.

I was just giving a single example.

Ditto for sqrt, sin, cos, exp, .....

On 02/04/2015 04:23 PM, Reid Kleckner wrote:

Should be fixed in to always use the LLVM builtin in r228240.

On Wed, Feb 4, 2015 at 3:39 PM, reed kotler <rkotler at mips.com_ _<mailto:rkotler at mips.com>> wrote: In the following example with gcc style builtins, in once case llvm.powi.f64 is emitted and in the other just a call to library function powf. ~/llvm/build/Debug+Asserts/bin/clang -S -emit-llvm pow1.c Why is that? Is there a way to force the call to an llvm style builtin? Tia. Reed


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