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This commit is contained in:
Michael McLoughlin
2019-01-10 21:21:41 -08:00
parent 0e253b3753
commit f77a2e3b9e
20 changed files with 1876 additions and 1821 deletions
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98
examples/dot/dot.s
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@@ -4,55 +4,59 @@
// func Dot(x []float32, y []float32) float32
TEXT ·Dot(SB), NOSPLIT, $0-52
MOVQ x_base(FP), AX
MOVQ y_base+24(FP), CX
MOVQ x_len+8(FP), DX
VXORPS Y0, Y0, Y0
VXORPS Y1, Y1, Y1
VXORPS Y2, Y2, Y2
VXORPS Y3, Y3, Y3
VXORPS Y4, Y4, Y4
VXORPS Y5, Y5, Y5
MOVQ x_base(FP), AX
MOVQ y_base+24(FP), CX
MOVQ x_len+8(FP), DX
VXORPS Y0, Y0, Y0
VXORPS Y1, Y1, Y1
VXORPS Y2, Y2, Y2
VXORPS Y3, Y3, Y3
VXORPS Y4, Y4, Y4
VXORPS Y5, Y5, Y5
blockloop:
CMPQ DX, $0x00000030
JL tail
VMOVUPS (AX), Y6
VMOVUPS 32(AX), Y7
VMOVUPS 64(AX), Y8
VMOVUPS 96(AX), Y9
VMOVUPS 128(AX), Y10
VMOVUPS 160(AX), Y11
VFMADD231PS (CX), Y6, Y0
VFMADD231PS 32(CX), Y7, Y1
VFMADD231PS 64(CX), Y8, Y2
VFMADD231PS 96(CX), Y9, Y3
VFMADD231PS 128(CX), Y10, Y4
VFMADD231PS 160(CX), Y11, Y5
ADDQ $0x000000c0, AX
ADDQ $0x000000c0, CX
SUBQ $0x00000030, DX
JMP blockloop
CMPQ DX, $0x00000030
JL tail
VMOVUPS (AX), Y6
VMOVUPS 32(AX), Y7
VMOVUPS 64(AX), Y8
VMOVUPS 96(AX), Y9
VMOVUPS 128(AX), Y10
VMOVUPS 160(AX), Y11
VFMADD231PS (CX), Y6, Y0
VFMADD231PS 32(CX), Y7, Y1
VFMADD231PS 64(CX), Y8, Y2
VFMADD231PS 96(CX), Y9, Y3
VFMADD231PS 128(CX), Y10, Y4
VFMADD231PS 160(CX), Y11, Y5
ADDQ $0x000000c0, AX
ADDQ $0x000000c0, CX
SUBQ $0x00000030, DX
JMP blockloop
tail:
VXORPS X12, X12, X12
VXORPS X12, X12, X12
tailloop:
CMPQ DX, $0x00000000
JE reduce
VMOVSS (AX), X6
VFMADD231SS (CX), X6, X12
ADDQ $0x00000004, AX
ADDQ $0x00000004, CX
DECQ DX
JMP tailloop
CMPQ DX, $0x00000000
JE reduce
VMOVSS (AX), X6
VFMADD231SS (CX), X6, X12
ADDQ $0x00000004, AX
ADDQ $0x00000004, CX
DECQ DX
JMP tailloop
reduce:
VADDPS Y0, Y1, Y0
VADDPS Y0, Y2, Y0
VADDPS Y0, Y3, Y0
VADDPS Y0, Y4, Y0
VADDPS Y0, Y5, Y0
VEXTRACTF128 $0x01, Y0, X1
VADDPS X0, X1, X0
VADDPS X0, X12, X0
VHADDPS X0, X0, X0
VHADDPS X0, X0, X0
MOVSS X0, ret+48(FP)
VADDPS Y0, Y1, Y0
VADDPS Y0, Y2, Y0
VADDPS Y0, Y3, Y0
VADDPS Y0, Y4, Y0
VADDPS Y0, Y5, Y0
VEXTRACTF128 $0x01, Y0, X1
VADDPS X0, X1, X0
VADDPS X0, X12, X0
VHADDPS X0, X0, X0
VHADDPS X0, X0, X0
MOVSS X0, ret+48(FP)
RET