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order_amd64.s
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order_amd64.s
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//go:build !purego
#include "textflag.h"
#define UNDEFINED 0
#define ASCENDING 1
#define DESCENDING -1
DATA shift1x32<>+0(SB)/4, $1
DATA shift1x32<>+4(SB)/4, $2
DATA shift1x32<>+8(SB)/4, $3
DATA shift1x32<>+12(SB)/4, $4
DATA shift1x32<>+16(SB)/4, $5
DATA shift1x32<>+20(SB)/4, $6
DATA shift1x32<>+24(SB)/4, $7
DATA shift1x32<>+28(SB)/4, $8
DATA shift1x32<>+32(SB)/4, $9
DATA shift1x32<>+36(SB)/4, $10
DATA shift1x32<>+40(SB)/4, $11
DATA shift1x32<>+44(SB)/4, $12
DATA shift1x32<>+48(SB)/4, $13
DATA shift1x32<>+52(SB)/4, $14
DATA shift1x32<>+56(SB)/4, $15
DATA shift1x32<>+60(SB)/4, $15
GLOBL shift1x32<>(SB), RODATA|NOPTR, $64
DATA shift1x64<>+0(SB)/4, $1
DATA shift1x64<>+8(SB)/4, $2
DATA shift1x64<>+16(SB)/4, $3
DATA shift1x64<>+24(SB)/4, $4
DATA shift1x64<>+32(SB)/4, $5
DATA shift1x64<>+40(SB)/4, $6
DATA shift1x64<>+48(SB)/4, $7
DATA shift1x64<>+56(SB)/4, $7
GLOBL shift1x64<>(SB), RODATA|NOPTR, $64
// func orderOfInt32(data []int32) int
TEXT ·orderOfInt32(SB), NOSPLIT, $-32
MOVQ data_base+0(FP), R8
MOVQ data_len+8(FP), R9
XORQ SI, SI
XORQ DI, DI
CMPQ R9, $2
JB undefined
CMPB ·hasAVX512VL(SB), $0
JE test
CMPQ R9, $16
JB test
XORQ DX, DX
MOVQ R9, AX
SHRQ $4, AX
SHLQ $4, AX
MOVQ $15, CX
IDIVQ CX
IMULQ $15, AX
DECQ R9
VMOVDQU32 shift1x32<>(SB), Z2
KXORW K2, K2, K2
testAscending15:
VMOVDQU32 (R8)(SI*4), Z0
VMOVDQU32 Z2, Z1
VPERMI2D Z0, Z0, Z1
VPCMPD $2, Z1, Z0, K1
KORTESTW K2, K1
JNC testDescending15
ADDQ $15, SI
CMPQ SI, AX
JNE testAscending15
VZEROUPPER
JMP testAscending
testDescending15:
VMOVDQU32 (R8)(DI*4), Z0
VMOVDQU32 Z2, Z1
VPERMI2D Z0, Z0, Z1
VPCMPD $5, Z1, Z0, K1
KORTESTW K2, K1
JNC undefined15
ADDQ $15, DI
CMPQ DI, AX
JNE testDescending15
VZEROUPPER
JMP testDescending
test:
DECQ R9
testAscending:
CMPQ SI, R9
JAE ascending
MOVL (R8)(SI*4), BX
MOVL 4(R8)(SI*4), DX
INCQ SI
CMPL BX, DX
JLE testAscending
JMP testDescending
ascending:
MOVQ $ASCENDING, ret+24(FP)
RET
testDescending:
CMPQ DI, R9
JAE descending
MOVL (R8)(DI*4), BX
MOVL 4(R8)(DI*4), DX
INCQ DI
CMPL BX, DX
JGE testDescending
JMP undefined
descending:
MOVQ $DESCENDING, ret+24(FP)
RET
undefined15:
VZEROUPPER
undefined:
MOVQ $UNDEFINED, ret+24(FP)
RET
// func orderOfInt64(data []int64) int
TEXT ·orderOfInt64(SB), NOSPLIT, $-32
MOVQ data_base+0(FP), R8
MOVQ data_len+8(FP), R9
XORQ SI, SI
XORQ DI, DI
CMPQ R9, $2
JB undefined
CMPB ·hasAVX512VL(SB), $0
JE test
CMPQ R9, $8
JB test
XORQ DX, DX
MOVQ R9, AX
SHRQ $3, AX
SHLQ $3, AX
MOVQ $7, CX
IDIVQ CX
IMULQ $7, AX
DECQ R9
VMOVDQU64 shift1x64<>(SB), Z2
KXORB K2, K2, K2
testAscending7:
VMOVDQU64 (R8)(SI*8), Z0
VMOVDQU64 Z2, Z1
VPERMI2Q Z0, Z0, Z1
VPCMPQ $2, Z1, Z0, K1
KORTESTB K2, K1
JNC testDescending7
ADDQ $7, SI
CMPQ SI, AX
JNE testAscending7
VZEROUPPER
JMP testAscending
testDescending7:
VMOVDQU64 (R8)(DI*8), Z0
VMOVDQU64 Z2, Z1
VPERMI2Q Z0, Z0, Z1
VPCMPQ $5, Z1, Z0, K1
KORTESTB K2, K1
JNC undefined7
ADDQ $7, DI
CMPQ DI, AX
JNE testDescending7
VZEROUPPER
JMP testDescending
test:
DECQ R9
testAscending:
CMPQ SI, R9
JAE ascending
MOVQ (R8)(SI*8), BX
MOVQ 8(R8)(SI*8), DX
INCQ SI
CMPQ BX, DX
JLE testAscending
JMP testDescending
ascending:
MOVQ $ASCENDING, ret+24(FP)
RET
testDescending:
CMPQ DI, R9
JAE descending
MOVQ (R8)(DI*8), BX
MOVQ 8(R8)(DI*8), DX
INCQ DI
CMPQ BX, DX
JGE testDescending
JMP undefined
descending:
MOVQ $DESCENDING, ret+24(FP)
RET
undefined7:
VZEROUPPER
undefined:
MOVQ $UNDEFINED, ret+24(FP)
RET
// func orderOfUint32(data []uint32) int
TEXT ·orderOfUint32(SB), NOSPLIT, $-32
MOVQ data_base+0(FP), R8
MOVQ data_len+8(FP), R9
XORQ SI, SI
XORQ DI, DI
CMPQ R9, $2
JB undefined
CMPB ·hasAVX512VL(SB), $0
JE test
CMPQ R9, $16
JB test
XORQ DX, DX
MOVQ R9, AX
SHRQ $4, AX
SHLQ $4, AX
MOVQ $15, CX
IDIVQ CX
IMULQ $15, AX
DECQ R9
VMOVDQU32 shift1x32<>(SB), Z2
KXORW K2, K2, K2
testAscending15:
VMOVDQU32 (R8)(SI*4), Z0
VMOVDQU32 Z2, Z1
VPERMI2D Z0, Z0, Z1
VPCMPUD $2, Z1, Z0, K1
KORTESTW K2, K1
JNC testDescending15
ADDQ $15, SI
CMPQ SI, AX
JNE testAscending15
VZEROUPPER
JMP testAscending
testDescending15:
VMOVDQU32 (R8)(DI*4), Z0
VMOVDQU32 Z2, Z1
VPERMI2D Z0, Z0, Z1
VPCMPUD $5, Z1, Z0, K1
KORTESTW K2, K1
JNC undefined15
ADDQ $15, DI
CMPQ DI, AX
JNE testDescending15
VZEROUPPER
JMP testDescending
test:
DECQ R9
testAscending:
CMPQ SI, R9
JAE ascending
MOVL (R8)(SI*4), BX
MOVL 4(R8)(SI*4), DX
INCQ SI
CMPL BX, DX
JBE testAscending
JMP testDescending
ascending:
MOVQ $ASCENDING, ret+24(FP)
RET
testDescending:
CMPQ DI, R9
JAE descending
MOVL (R8)(DI*4), BX
MOVL 4(R8)(DI*4), DX
INCQ DI
CMPL BX, DX
JAE testDescending
JMP undefined
descending:
MOVQ $DESCENDING, ret+24(FP)
RET
undefined15:
VZEROUPPER
undefined:
MOVQ $UNDEFINED, ret+24(FP)
RET
// func orderOfUint64(data []uint64) int
TEXT ·orderOfUint64(SB), NOSPLIT, $-32
MOVQ data_base+0(FP), R8
MOVQ data_len+8(FP), R9
XORQ SI, SI
XORQ DI, DI
CMPQ R9, $2
JB undefined
CMPB ·hasAVX512VL(SB), $0
JE test
CMPQ R9, $8
JB test
XORQ DX, DX
MOVQ R9, AX
SHRQ $3, AX
SHLQ $3, AX
MOVQ $7, CX
IDIVQ CX
IMULQ $7, AX
DECQ R9
VMOVDQU64 shift1x64<>(SB), Z2
KXORB K2, K2, K2
testAscending7:
VMOVDQU64 (R8)(SI*8), Z0
VMOVDQU64 Z2, Z1
VPERMI2Q Z0, Z0, Z1
VPCMPUQ $2, Z1, Z0, K1
KORTESTB K2, K1
JNC testDescending7
ADDQ $7, SI
CMPQ SI, AX
JNE testAscending7
VZEROUPPER
JMP testAscending
testDescending7:
VMOVDQU64 (R8)(DI*8), Z0
VMOVDQU64 Z2, Z1
VPERMI2Q Z0, Z0, Z1
VPCMPUQ $5, Z1, Z0, K1
KORTESTB K2, K1
JNC undefined7
ADDQ $7, DI
CMPQ DI, AX
JNE testDescending7
VZEROUPPER
JMP testDescending
test:
DECQ R9
testAscending:
CMPQ SI, R9
JAE ascending
MOVQ (R8)(SI*8), BX
MOVQ 8(R8)(SI*8), DX
INCQ SI
CMPQ BX, DX
JBE testAscending
JMP testDescending
ascending:
MOVQ $ASCENDING, ret+24(FP)
RET
testDescending:
CMPQ DI, R9
JAE descending
MOVQ (R8)(DI*8), BX
MOVQ 8(R8)(DI*8), DX
INCQ DI
CMPQ BX, DX
JAE testDescending
JMP undefined
descending:
MOVQ $DESCENDING, ret+24(FP)
RET
undefined7:
VZEROUPPER
undefined:
MOVQ $UNDEFINED, ret+24(FP)
RET
// func orderOfFloat32(data []float32) int
TEXT ·orderOfFloat32(SB), NOSPLIT, $-32
MOVQ data_base+0(FP), R8
MOVQ data_len+8(FP), R9
XORQ SI, SI
XORQ DI, DI
CMPQ R9, $2
JB undefined
CMPB ·hasAVX512VL(SB), $0
JE test
CMPQ R9, $16
JB test
XORQ DX, DX
MOVQ R9, AX
SHRQ $4, AX
SHLQ $4, AX
MOVQ $15, CX
IDIVQ CX
IMULQ $15, AX
DECQ R9
VMOVDQU32 shift1x32<>(SB), Z2
KXORW K2, K2, K2
testAscending15:
VMOVDQU32 (R8)(SI*4), Z0
VMOVDQU32 Z2, Z1
VPERMI2D Z0, Z0, Z1
VCMPPS $2, Z1, Z0, K1
KORTESTW K2, K1
JNC testDescending15
ADDQ $15, SI
CMPQ SI, AX
JNE testAscending15
VZEROUPPER
JMP testAscending
testDescending15:
VMOVDQU32 (R8)(DI*4), Z0
VMOVDQU32 Z2, Z1
VPERMI2D Z0, Z0, Z1
VCMPPS $5, Z1, Z0, K1
KORTESTW K2, K1
JNC undefined15
ADDQ $15, DI
CMPQ DI, AX
JNE testDescending15
VZEROUPPER
JMP testDescending
test:
DECQ R9
testAscending:
CMPQ SI, R9
JAE ascending
MOVLQZX (R8)(SI*4), BX
MOVLQZX 4(R8)(SI*4), DX
INCQ SI
MOVQ BX, X0
MOVQ DX, X1
UCOMISS X1, X0
JBE testAscending
JMP testDescending
ascending:
MOVQ $ASCENDING, ret+24(FP)
RET
testDescending:
CMPQ DI, R9
JAE descending
MOVLQZX (R8)(DI*4), BX
MOVLQZX 4(R8)(DI*4), DX
INCQ DI
MOVQ BX, X0
MOVQ DX, X1
UCOMISS X1, X0
JAE testDescending
JMP undefined
descending:
MOVQ $DESCENDING, ret+24(FP)
RET
undefined15:
VZEROUPPER
undefined:
MOVQ $UNDEFINED, ret+24(FP)
RET
// func orderOfFloat64(data []uint64) int
TEXT ·orderOfFloat64(SB), NOSPLIT, $-32
MOVQ data_base+0(FP), R8
MOVQ data_len+8(FP), R9
XORQ SI, SI
XORQ DI, DI
CMPQ R9, $2
JB undefined
CMPB ·hasAVX512VL(SB), $0
JE test
CMPQ R9, $8
JB test
XORQ DX, DX
MOVQ R9, AX
SHRQ $3, AX
SHLQ $3, AX
MOVQ $7, CX
IDIVQ CX
IMULQ $7, AX
DECQ R9
VMOVDQU64 shift1x64<>(SB), Z2
KXORB K2, K2, K2
testAscending7:
VMOVDQU64 (R8)(SI*8), Z0
VMOVDQU64 Z2, Z1
VPERMI2Q Z0, Z0, Z1
VCMPPD $2, Z1, Z0, K1
KORTESTB K2, K1
JNC testDescending7
ADDQ $7, SI
CMPQ SI, AX
JNE testAscending7
VZEROUPPER
JMP testAscending
testDescending7:
VMOVDQU64 (R8)(DI*8), Z0
VMOVDQU64 Z2, Z1
VPERMI2Q Z0, Z0, Z1
VCMPPD $5, Z1, Z0, K1
KORTESTB K2, K1
JNC undefined7
ADDQ $7, DI
CMPQ DI, AX
JNE testDescending7
VZEROUPPER
JMP testDescending
test:
DECQ R9
testAscending:
CMPQ SI, R9
JAE ascending
MOVQ (R8)(SI*8), BX
MOVQ 8(R8)(SI*8), DX
INCQ SI
MOVQ BX, X0
MOVQ DX, X1
UCOMISD X1, X0
JBE testAscending
JMP testDescending
ascending:
MOVQ $ASCENDING, ret+24(FP)
RET
testDescending:
CMPQ DI, R9
JAE descending
MOVQ (R8)(DI*8), BX
MOVQ 8(R8)(DI*8), DX
INCQ DI
MOVQ BX, X0
MOVQ DX, X1
UCOMISD X1, X0
JAE testDescending
JMP undefined
descending:
MOVQ $DESCENDING, ret+24(FP)
RET
undefined7:
VZEROUPPER
undefined:
MOVQ $UNDEFINED, ret+24(FP)
RET