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saxpy_haswell: Use named arguments in inline asm 

Improves readability
This commit is contained in:
Arjan van de Ven 2018-08-05 17:16:14 +00:00
parent ef30a7239c
commit d86604687f
1 changed files with 22 additions and 22 deletions
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40
kernel/x86_64/saxpy_microk_haswell-2.c
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@ -36,36 +36,36 @@ static void saxpy_kernel_16( BLASLONG n, FLOAT *x, FLOAT *y, FLOAT *alpha)
__asm__ __volatile__
(
"vbroadcastss (%4), %%ymm0 \n\t" // alpha
"vbroadcastss (%[alpha]), %%ymm0 \n\t" // alpha
".p2align 4 \n\t"
"1: \n\t"
"vmovups (%3,%0,4), %%ymm12 \n\t" // 8 * y
"vmovups 32(%3,%0,4), %%ymm13 \n\t" // 8 * y
"vmovups 64(%3,%0,4), %%ymm14 \n\t" // 8 * y
"vmovups 96(%3,%0,4), %%ymm15 \n\t" // 8 * y
"vfmadd231ps (%2,%0,4), %%ymm0 , %%ymm12 \n\t" // y += alpha * x
"vfmadd231ps 32(%2,%0,4), %%ymm0 , %%ymm13 \n\t" // y += alpha * x
"vfmadd231ps 64(%2,%0,4), %%ymm0 , %%ymm14 \n\t" // y += alpha * x
"vfmadd231ps 96(%2,%0,4), %%ymm0 , %%ymm15 \n\t" // y += alpha * x
"vmovups %%ymm12, (%3,%0,4) \n\t"
"vmovups %%ymm13, 32(%3,%0,4) \n\t"
"vmovups %%ymm14, 64(%3,%0,4) \n\t"
"vmovups %%ymm15, 96(%3,%0,4) \n\t"
"vmovups (%[y],%[i],4), %%ymm12 \n\t" // 8 * y
"vmovups 32(%[y],%[i],4), %%ymm13 \n\t" // 8 * y
"vmovups 64(%[y],%[i],4), %%ymm14 \n\t" // 8 * y
"vmovups 96(%[y],%[i],4), %%ymm15 \n\t" // 8 * y
"vfmadd231ps (%[x],%[i],4), %%ymm0 , %%ymm12 \n\t" // y += alpha * x
"vfmadd231ps 32(%[x],%[i],4), %%ymm0 , %%ymm13 \n\t" // y += alpha * x
"vfmadd231ps 64(%[x],%[i],4), %%ymm0 , %%ymm14 \n\t" // y += alpha * x
"vfmadd231ps 96(%[x],%[i],4), %%ymm0 , %%ymm15 \n\t" // y += alpha * x
"vmovups %%ymm12, (%[y],%[i],4) \n\t"
"vmovups %%ymm13, 32(%[y],%[i],4) \n\t"
"vmovups %%ymm14, 64(%[y],%[i],4) \n\t"
"vmovups %%ymm15, 96(%[y],%[i],4) \n\t"
"addq $32, %0 \n\t"
"subq $32, %1 \n\t"
"addq $32, %[i] \n\t"
"subq $32, %[n] \n\t"
"jnz 1b \n\t"
"vzeroupper \n\t"
:
:
"r" (i), // 0
"r" (n), // 1
"r" (x), // 2
"r" (y), // 3
"r" (alpha) // 4
[i] "r" (i), // 0
[n] "r" (n), // 1
[x] "r" (x), // 2
[y] "r" (y), // 3
[alpha] "r" (alpha) // 4
: "cc",
"%xmm0",
"%xmm8", "%xmm9", "%xmm10", "%xmm11",