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Complex axpyf optimization #580

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Single complex and double complex axpyf kernel optimization

managalv and others added 3 commits November 18, 2021 18:26
Details:
    - Added SIMD code
    - Processing 5 rows at a time in SIMD loop to improve performance

AMD-Internal: [CPUPL-1054]

Change-Id: I2ac93f25895dccfc42e14be0689e6d4e655d6a0a
Details:
  - Implemented zaxpyf kernel with fuse factor=4 for zgemv.
  - Modified BLAS interface call for zgemv to reduce framework overhead.
  - Directed gemv to dotv in the case where dimension of y vector is 1.
  - when alpha = 0, gemv becomes scalv of Y with beta. Added code to
    return early after scaling Y vector with beta.

AMD-Internal: [CPUPL-1402]
Change-Id: I2231285fe3060982d4434466346a040b7ab803fc
@@ -55,6 +55,19 @@ GENTFUNC( double, d, blasname, blisname ) \
GENTFUNC( scomplex, c, blasname, blisname ) \
GENTFUNC( dcomplex, z, blasname, blisname )

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please resolve the conflicts.

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