+;---------------------------------------------------------------------------------
+; void int32_to_float_fmul_scalar(float *dst, const int *src, float mul, int len);
+;---------------------------------------------------------------------------------
+%macro INT32_TO_FLOAT_FMUL_SCALAR 2
+%if UNIX64
+cglobal int32_to_float_fmul_scalar_%1, 3,3,%2, dst, src, len
+%else
+cglobal int32_to_float_fmul_scalar_%1, 4,4,%2, dst, src, mul, len
+%endif
+%if WIN64
+ SWAP 0, 2
+%elif ARCH_X86_32
+ movss m0, mulm
+%endif
+ SPLATD m0
+ shl lenq, 2
+ add srcq, lenq
+ add dstq, lenq
+ neg lenq
+.loop:
+%ifidn %1, sse2
+ cvtdq2ps m1, [srcq+lenq ]
+ cvtdq2ps m2, [srcq+lenq+16]
+%else
+ cvtpi2ps m1, [srcq+lenq ]
+ cvtpi2ps m3, [srcq+lenq+ 8]
+ cvtpi2ps m2, [srcq+lenq+16]
+ cvtpi2ps m4, [srcq+lenq+24]
+ movlhps m1, m3
+ movlhps m2, m4
+%endif
+ mulps m1, m0
+ mulps m2, m0
+ mova [dstq+lenq ], m1
+ mova [dstq+lenq+16], m2
+ add lenq, 32
+ jl .loop
+ REP_RET
+%endmacro
+
+INIT_XMM
+%define SPLATD SPLATD_SSE
+%define movdqa movaps
+INT32_TO_FLOAT_FMUL_SCALAR sse, 5
+%undef movdqa
+%define SPLATD SPLATD_SSE2
+INT32_TO_FLOAT_FMUL_SCALAR sse2, 3
+%undef SPLATD
+
+
+;------------------------------------------------------------------------------
+; void ff_float_to_int16(int16_t *dst, const float *src, long len);
+;------------------------------------------------------------------------------
+%macro FLOAT_TO_INT16 2
+cglobal float_to_int16_%1, 3,3,%2, dst, src, len
+ add lenq, lenq
+ lea srcq, [srcq+2*lenq]
+ add dstq, lenq
+ neg lenq
+.loop:
+%ifidn %1, sse2
+ cvtps2dq m0, [srcq+2*lenq ]
+ cvtps2dq m1, [srcq+2*lenq+16]
+ packssdw m0, m1
+ mova [dstq+lenq], m0
+%else
+ cvtps2pi m0, [srcq+2*lenq ]
+ cvtps2pi m1, [srcq+2*lenq+ 8]
+ cvtps2pi m2, [srcq+2*lenq+16]
+ cvtps2pi m3, [srcq+2*lenq+24]
+ packssdw m0, m1
+ packssdw m2, m3
+ mova [dstq+lenq ], m0
+ mova [dstq+lenq+8], m2
+%endif
+ add lenq, 16
+ js .loop
+%ifnidn %1, sse2
+ emms
+%endif
+ REP_RET
+%endmacro
+
+INIT_XMM
+FLOAT_TO_INT16 sse2, 2
+INIT_MMX
+FLOAT_TO_INT16 sse, 0
+%define cvtps2pi pf2id
+FLOAT_TO_INT16 3dnow, 0
+%undef cvtps2pi
+
+;------------------------------------------------------------------------------
+; void ff_float_to_int16_step(int16_t *dst, const float *src, long len, long step);
+;------------------------------------------------------------------------------
+%macro FLOAT_TO_INT16_STEP 2
+cglobal float_to_int16_step_%1, 4,7,%2, dst, src, len, step, step3, v1, v2
+ add lenq, lenq
+ lea srcq, [srcq+2*lenq]
+ lea step3q, [stepq*3]
+ neg lenq
+.loop:
+%ifidn %1, sse2
+ cvtps2dq m0, [srcq+2*lenq ]
+ cvtps2dq m1, [srcq+2*lenq+16]
+ packssdw m0, m1
+ movd v1d, m0
+ psrldq m0, 4
+ movd v2d, m0
+ psrldq m0, 4
+ mov [dstq], v1w
+ mov [dstq+stepq*4], v2w
+ shr v1d, 16
+ shr v2d, 16
+ mov [dstq+stepq*2], v1w
+ mov [dstq+step3q*2], v2w
+ lea dstq, [dstq+stepq*8]
+ movd v1d, m0
+ psrldq m0, 4
+ movd v2d, m0
+ mov [dstq], v1w
+ mov [dstq+stepq*4], v2w
+ shr v1d, 16
+ shr v2d, 16
+ mov [dstq+stepq*2], v1w
+ mov [dstq+step3q*2], v2w
+ lea dstq, [dstq+stepq*8]
+%else
+ cvtps2pi m0, [srcq+2*lenq ]
+ cvtps2pi m1, [srcq+2*lenq+ 8]
+ cvtps2pi m2, [srcq+2*lenq+16]
+ cvtps2pi m3, [srcq+2*lenq+24]
+ packssdw m0, m1
+ packssdw m2, m3
+ movd v1d, m0
+ psrlq m0, 32
+ movd v2d, m0
+ mov [dstq], v1w
+ mov [dstq+stepq*4], v2w
+ shr v1d, 16
+ shr v2d, 16
+ mov [dstq+stepq*2], v1w
+ mov [dstq+step3q*2], v2w
+ lea dstq, [dstq+stepq*8]
+ movd v1d, m2
+ psrlq m2, 32
+ movd v2d, m2
+ mov [dstq], v1w
+ mov [dstq+stepq*4], v2w
+ shr v1d, 16
+ shr v2d, 16
+ mov [dstq+stepq*2], v1w
+ mov [dstq+step3q*2], v2w
+ lea dstq, [dstq+stepq*8]
+%endif
+ add lenq, 16
+ js .loop
+%ifnidn %1, sse2
+ emms
+%endif
+ REP_RET
+%endmacro
+
+INIT_XMM
+FLOAT_TO_INT16_STEP sse2, 2
+INIT_MMX
+FLOAT_TO_INT16_STEP sse, 0
+%define cvtps2pi pf2id
+FLOAT_TO_INT16_STEP 3dnow, 0
+%undef cvtps2pi
+
+;-------------------------------------------------------------------------------
+; void ff_float_to_int16_interleave2(int16_t *dst, const float **src, long len);
+;-------------------------------------------------------------------------------
+%macro FLOAT_TO_INT16_INTERLEAVE2 1
+cglobal float_to_int16_interleave2_%1, 3,4,2, dst, src0, src1, len
+ lea lenq, [4*r2q]
+ mov src1q, [src0q+gprsize]
+ mov src0q, [src0q]
+ add dstq, lenq
+ add src0q, lenq
+ add src1q, lenq
+ neg lenq
+.loop:
+%ifidn %1, sse2
+ cvtps2dq m0, [src0q+lenq]
+ cvtps2dq m1, [src1q+lenq]
+ packssdw m0, m1
+ movhlps m1, m0
+ punpcklwd m0, m1
+ mova [dstq+lenq], m0
+%else
+ cvtps2pi m0, [src0q+lenq ]
+ cvtps2pi m1, [src0q+lenq+8]
+ cvtps2pi m2, [src1q+lenq ]
+ cvtps2pi m3, [src1q+lenq+8]
+ packssdw m0, m1
+ packssdw m2, m3
+ mova m1, m0
+ punpcklwd m0, m2
+ punpckhwd m1, m2
+ mova [dstq+lenq ], m0
+ mova [dstq+lenq+8], m1
+%endif
+ add lenq, 16
+ js .loop
+%ifnidn %1, sse2
+ emms
+%endif
+ REP_RET
+%endmacro
+
+INIT_MMX
+%define cvtps2pi pf2id
+FLOAT_TO_INT16_INTERLEAVE2 3dnow
+%undef cvtps2pi
+%define movdqa movaps
+FLOAT_TO_INT16_INTERLEAVE2 sse
+%undef movdqa
+INIT_XMM
+FLOAT_TO_INT16_INTERLEAVE2 sse2
+
+