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fix EIGEN_GEBP_2PX4_SPILLING_WORKAROUND for non vectorized type, and non x86/64 target

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(grafted from 426bce7529f148bbec3fd386ddf6d6c4880de347
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This commit is contained in:
Gael Guennebaud 2018-12-08 09:44:21 +01:00
parent 204d1f1456
commit f1ffadb6e0
1 changed files with 1 additions and 2 deletions
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Eigen/src/Core/products/GeneralBlockPanelKernel.h
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@ -1197,11 +1197,10 @@ void gebp_kernel<LhsScalar,RhsScalar,Index,DataMapper,mr,nr,ConjugateLhs,Conjuga
EIGEN_ASM_COMMENT("begin gebp micro kernel 2pX4");
RhsPacket B_0, B1, B2, B3, T0;
// NOTE: the begin/end asm comments below work around bug 935!
// but they are not enough for gcc>=6 without FMA (bug 1637)
#if EIGEN_GNUC_AT_LEAST(6,0)
#define EIGEN_GEBP_2PX4_SPILLING_WORKAROUND asm("" : [a0] "+x" (A0), [a1] "+x" (A1) );
#define EIGEN_GEBP_2PX4_SPILLING_WORKAROUND __asm__ ("" : [a0] "+rm" (A0),[a1] "+rm" (A1));
#else
#define EIGEN_GEBP_2PX4_SPILLING_WORKAROUND
#endif