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Fix problem where uninitialized registers are included in vhaddpd in the Mx1 gemmsup kernels for haswell.

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The fix is to use the same (valid) source register twice in the horizontal addition.
This commit is contained in:
Devin Matthews
2021-09-16 10:59:37 -05:00
parent 5191c43fac
commit e3dc1954ff
2 changed files with 320 additions and 331 deletions
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640
kernels/haswell/3/sup/d6x8/bli_gemmsup_rd_haswell_asm_dMx1.c
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11
kernels/haswell/3/sup/d6x8/bli_gemmsup_rd_haswell_asm_dMx4.c
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@@ -1338,17 +1338,6 @@ void bli_dgemmsup_rd_haswell_asm_1x4
vperm2f128(imm(0x20), ymm2, ymm0, ymm4 )
//vhaddpd( ymm8, ymm5, ymm0 )
//vextractf128(imm(1), ymm0, xmm1 )
//vaddpd( xmm0, xmm1, xmm0 )
//vhaddpd( ymm14, ymm11, ymm2 )
//vextractf128(imm(1), ymm2, xmm1 )
//vaddpd( xmm2, xmm1, xmm2 )
//vperm2f128(imm(0x20), ymm2, ymm0, ymm5 )
// xmm4[0:3] = sum(ymm4) sum(ymm7) sum(ymm10) sum(ymm13)