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We're migrating to LLVM 3.1 and trying to use the upstream FMA patterns. Why is VFMADDSD4 defined with vector types? Is this simply because the gcc intrinsic uses vector types? It's quite unnatural if you have a compiler that generates FMAs as opposed to requiring user intrinsics. -Dave

...ssage ----- > From: "dag at cray.com" <dag at cray.com> > To: llvmdev at cs.uiuc.edu > Cc: > Sent: Wednesday, July 25, 2012 3:26 PM > Subject: [LLVMdev] X86 FMA4 > > We're migrating to LLVM 3.1 and trying to use the upstream FMA patterns. > > Why is VFMADDSD4 defined with vector types?  Is this simply because the > gcc intrinsic uses vector types?  It's quite unnatural if you have a > compiler that generates FMAs as opposed to requiring user intrinsics. > >                               -Dave > ______________________________________...

...ray.com" <dag at cray.com> > > To: llvmdev at cs.uiuc.edu > > Cc: > > Sent: Wednesday, July 25, 2012 3:26 PM > > Subject: [LLVMdev] X86 FMA4 > > > > We're migrating to LLVM 3.1 and trying to use the upstream FMA patterns. > > > > Why is VFMADDSD4 defined with vector types? Is this simply because the > > gcc intrinsic uses vector types? It's quite unnatural if you have a > > compiler that generates FMAs as opposed to requiring user intrinsics. > -------------- next part -------------- An HTML attachment was scrubbed... U...

...t cs.uiuc.edu > >>> Cc: > >>> Sent: Wednesday, July 25, 2012 3:26 PM > >>> Subject: [LLVMdev] X86 FMA4 > >>> > >>> We're migrating to LLVM 3.1 and trying to use the upstream FMA > patterns. > >>> > >>> Why is VFMADDSD4 defined with vector types? Is this simply because the > >>> gcc intrinsic uses vector types? It's quite unnatural if you have a > >>> compiler that generates FMAs as opposed to requiring user intrinsics. > >> > > > > > -------------- next part -...

...dev at cs.uiuc.edu > >>> Cc: > >>> Sent: Wednesday, July 25, 2012 3:26 PM > >>> Subject: [LLVMdev] X86 FMA4 > >>> > >>> We're migrating to LLVM 3.1 and trying to use the upstream FMA patterns. > >>> > >>> Why is VFMADDSD4 defined with vector types? Is this simply because the > >>> gcc intrinsic uses vector types? It's quite unnatural if you have a > >>> compiler that generates FMAs as opposed to requiring user intrinsics. > >> > > > > > > ____________________...

...gt; Cc: >> >>> Sent: Wednesday, July 25, 2012 3:26 PM >> >>> Subject: [LLVMdev] X86 FMA4 >> >>> >> >>> We're migrating to LLVM 3.1 and trying to use the upstream FMA >> patterns. >> >>> >> >>> Why is VFMADDSD4 defined with vector types? Is this simply because >> the >> >>> gcc intrinsic uses vector types? It's quite unnatural if you have a >> >>> compiler that generates FMAs as opposed to requiring user intrinsics. >> >> >> > >> > &g...

...>>> Cc: >> >>> Sent: Wednesday, July 25, 2012 3:26 PM >> >>> Subject: [LLVMdev] X86 FMA4 >> >>> >> >>> We're migrating to LLVM 3.1 and trying to use the upstream FMA patterns. >> >>> >> >>> Why is VFMADDSD4 defined with vector types? Is this simply because the >> >>> gcc intrinsic uses vector types? It's quite unnatural if you have a >> >>> compiler that generates FMAs as opposed to requiring user intrinsics. >> >> >> > >> > >> &...