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@ -29,68 +29,6 @@ flt2p15 : times 8 dd 32768.0 |
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SECTION .text |
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%macro INT16_TO_INT32 1 |
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cglobal int16_to_int32_%1, 3, 3, 3, dst, src, len |
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mov srcq, [srcq] |
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mov dstq, [dstq] |
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shl lenq, 2 |
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%ifidn %1, a |
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test dstq, mmsize-1 |
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jne int16_to_int32_u_int %+ SUFFIX |
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test srcq, mmsize-1 |
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jne int16_to_int32_u_int %+ SUFFIX |
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%else |
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int16_to_int32_u_int %+ SUFFIX |
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%endif |
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add dstq, lenq |
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shr lenq, 1 |
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add srcq, lenq |
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neg lenq |
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.next |
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mov%1 m2, [srcq+lenq] |
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pxor m0, m0 |
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pxor m1, m1 |
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punpcklwd m0, m2 |
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punpckhwd m1, m2 |
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mov%1 [ dstq+2*lenq], m0 |
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mov%1 [mmsize + dstq+2*lenq], m1 |
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add lenq, mmsize |
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jl .next |
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%if mmsize == 8 |
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emms |
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%endif |
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REP_RET |
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%endmacro |
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%macro INT32_TO_INT16 1 |
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cglobal int32_to_int16_%1, 3, 3, 2, dst, src, len |
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mov srcq, [srcq] |
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mov dstq, [dstq] |
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add lenq , lenq |
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%ifidn %1, a |
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test dstq, mmsize-1 |
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jne int32_to_int16_u_int %+ SUFFIX |
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test srcq, mmsize-1 |
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jne int32_to_int16_u_int %+ SUFFIX |
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%else |
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int32_to_int16_u_int %+ SUFFIX |
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%endif |
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lea srcq, [srcq + 2*lenq] |
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add dstq, lenq |
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neg lenq |
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.next: |
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mov%1 m0, [ srcq+2*lenq] |
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mov%1 m1, [mmsize + srcq+2*lenq] |
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psrad m0, 16 |
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psrad m1, 16 |
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packssdw m0, m1 |
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mov%1 [ dstq+lenq], m0 |
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add lenq, mmsize |
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jl .next |
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REP_RET |
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%endmacro |
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;to, from, a/u, log2_outsize, log_intsize, const |
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%macro PACK_2CH 5-7 |
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@ -260,16 +198,16 @@ cglobal %2_to_%1_%3, 3, 3, 6, dst, src, len |
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%endmacro |
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INIT_MMX mmx |
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INT16_TO_INT32 u |
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INT16_TO_INT32 a |
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INT32_TO_INT16 u |
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INT32_TO_INT16 a |
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CONV int32, int16, u, 2, 1, INT16_TO_INT32_N |
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CONV int32, int16, a, 2, 1, INT16_TO_INT32_N |
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CONV int16, int32, u, 1, 2, INT32_TO_INT16_N |
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CONV int16, int32, a, 1, 2, INT32_TO_INT16_N |
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INIT_XMM sse |
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INT16_TO_INT32 u |
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INT16_TO_INT32 a |
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INT32_TO_INT16 u |
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INT32_TO_INT16 a |
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CONV int32, int16, u, 2, 1, INT16_TO_INT32_N |
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CONV int32, int16, a, 2, 1, INT16_TO_INT32_N |
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CONV int16, int32, u, 1, 2, INT32_TO_INT16_N |
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CONV int16, int32, a, 1, 2, INT32_TO_INT16_N |
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PACK_2CH int16, int16, u, 1, 1 |
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PACK_2CH int16, int16, a, 1, 1 |
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