X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?p=fceu.git;a=blobdiff_plain;f=drivers%2Farm%2Fneon_scale2x.Sinc;fp=drivers%2Farm%2Fneon_scale2x.Sinc;h=e9a80ff359233a3ac38bde0afc744a003b7f9a48;hp=0000000000000000000000000000000000000000;hb=7127faf31b5f71f70480a2f4555f2134375b7744;hpb=4769605c072bf4a5ccbb8d685365b36ff3eb1667 diff --git a/drivers/arm/neon_scale2x.Sinc b/drivers/arm/neon_scale2x.Sinc new file mode 100644 index 0000000..e9a80ff --- /dev/null +++ b/drivers/arm/neon_scale2x.Sinc @@ -0,0 +1,474 @@ +@@ +@@ Copyright (C) 2012 Roman Pauer +@@ +@@ Permission is hereby granted, free of charge, to any person obtaining a copy of +@@ this software and associated documentation files (the "Software"), to deal in +@@ the Software without restriction, including without limitation the rights to +@@ use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies +@@ of the Software, and to permit persons to whom the Software is furnished to do +@@ so, subject to the following conditions: +@@ +@@ The above copyright notice and this permission notice shall be included in all +@@ copies or substantial portions of the Software. +@@ +@@ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +@@ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +@@ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +@@ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +@@ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +@@ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +@@ SOFTWARE. +@@ + + +@ A B C --\ E0 E1 +@ D E F --/ E2 E3 +@ G H I + +@ q0 = E0 (tmp0) +@ q1 = E1 (tmp1) +@ q2 = E2 (tmp2) +@ q3 = E3 (tmp3) +@ q8 = S2prev +@ q9 = S2next +@ q10 = C0 < B == H || D == F > +@ q11 = S1 < B > +@ q12 = S2 < E > +@ q13 = S3 < H > +@ q14 = S2sl < D > +@ q15 = S2sr < F > + + +.macro __neon_scale2x_8_8_line src1, src2, src3, counter, dst1, dst2, reg1, qB, qH, alsrc1, alsrc2, alsrc3, aldst1, aldst2 + + vld1.8 {d17[7]}, [\src2] @ S2prev[15] = src[0] + andS \reg1, \counter, #15 @ reg1 = counter & 15 + + .ifnes "\qB", "q11" + add \src1, \src1, \counter @ src1 += counter + .endif + .ifnes "\qH", "q13" + add \src3, \src3, \counter @ src3 += counter + .endif + beq 1f + + @ first 1-15 pixels - align counter to 16 bytes + vld1.8 {q12}, [\src2], \reg1 @ S2 = [src] < E >; src2 += counter & 15 + + .ifeqs "\qB", "q11" + vld1.8 {\qB}, [\src1], \reg1 @ S1 = [src - srcstride] < B >; src1 += counter & 15 + .endif + + .ifeqs "\qH", "q13" + vld1.8 {\qH}, [\src3], \reg1 @ S3 = [src + srcstride] < H >; src3 += counter & 15 + .endif + vext.8 q14, q8, q12, #15 @ S2sl = S2prev[15] | (S2 << 8) < D > + + vceq.i8 q2, \qB, \qH @ tmp2 = < B == H > + + vmov.8 d17[7], \reg1 @ S2prev[15] = reg1 + vext.8 q15, q12, q9, #1 @ S2sr = (S2 >> 8) | ... < F > + + vceq.i8 q0, q14, \qB @ tmp0 = < D == B > + + vceq.i8 q3, q14, q15 @ tmp3 = < D == F > + + vceq.i8 q1, \qB, q15 @ tmp1 = < B == F > + vtbl.8 d17, {d28, d29}, d17 @ S2prev[15] = src[reg1 - 1] + + lsl \reg1, #1 + vorr q10, q2, q3 @ C0 = < B == H || D == F > + + vceq.i8 q2, q14, \qH @ tmp2 = < D == H > + + vceq.i8 q3, \qH, q15 @ tmp3 = < H == F > + + vorn q0, q10, q0 @ tmp0 = < C0 || !(D == B) > + + vorn q1, q10, q1 @ tmp1 = < C0 || !(B == F) > + + vbsl q0, q12, q14 @ E0 = < (C0 || !(D == B)) ? E : D > + + vbsl q1, q12, q15 @ E1 = < (C0 || !(B == F)) ? E : F > + + vorn q2, q10, q2 @ tmp2 = < C0 || !(D == H) > + + vorn q3, q10, q3 @ tmp3 = < C0 || !(H == F) > + + vbsl q2, q12, q14 @ E2 = < (C0 || !(D == H)) ? E : D > + vst2.8 {q0-q1}, [\dst1], \reg1 @ [dst] = E0,E1; dst1 += reg1 + + vbsl q3, q12, q15 @ E3 = < (C0 || !(H == F)) ? E : F > + bic \counter, \counter, #15 + + vst2.8 {q2-q3}, [\dst2], \reg1 @ [dst + dststride] = E2,E3; dst2 += reg1 + + @ counter is aligned to 16 bytes + + 1: + vld1.8 {q9}, [\alsrc2]! @ S2next = [src]; src2 += 16 + + @ inner loop (16 pixels per iteration) + 2: + + vmov q12, q9 @ S2 = S2next < E > + .ifeqs "\qB", "q11" + vld1.8 {\qB}, [\alsrc1]! @ S1 = [src - srcstride] < B >; src1 += 16 + .endif + + .ifeqs "\qH", "q13" + vld1.8 {\qH}, [\alsrc3]! @ S3 = [src + srcstride] < H >; src3 += 16 + .endif + + vext.8 q14, q8, q12, #15 @ S2sl = S2prev[15] | (S2 << 8) < D > + vld1.8 {q9}, [\alsrc2]! @ S2next = [src]; src2 += 16 + + vceq.i8 q2, \qB, \qH @ tmp2 = < B == H > + + vmov q8, q12 @ S2prev = S2 + vext.8 q15, q12, q9, #1 @ S2sr = (S2 >> 8) | S2next[0] < F > + + vceq.i8 q0, q14, \qB @ tmp0 = < D == B > + + vceq.i8 q3, q14, q15 @ tmp3 = < D == F > + + vceq.i8 q1, \qB, q15 @ tmp1 = < B == F > + + sub \counter, \counter, #16 @ counter -= 16 + + vorr q10, q2, q3 @ C0 = < B == H || D == F > + + vceq.i8 q2, q14, \qH @ tmp2 = < D == H > + + vceq.i8 q3, \qH, q15 @ tmp3 = < H == F > + + vorn q0, q10, q0 @ tmp0 = < C0 || !(D == B) > + + vorn q1, q10, q1 @ tmp1 = < C0 || !(B == F) > + + vbsl q0, q12, q14 @ E0 = < (C0 || !(D == B)) ? E : D > + + vbsl q1, q12, q15 @ E1 = < (C0 || !(B == F)) ? E : F > + + vorn q2, q10, q2 @ tmp2 = < C0 || !(D == H) > + + vorn q3, q10, q3 @ tmp3 = < C0 || !(H == F) > + + vbsl q2, q12, q14 @ E2 = < (C0 || !(D == H)) ? E : D > + vst2.8 {q0-q1}, [\aldst1]! @ [dst] = E0,E1; dst1 += 2*16 + + cmp \counter, #16 + + vbsl q3, q12, q15 @ E3 = < (C0 || !(H == F)) ? E : F > + + vst2.8 {q2-q3}, [\aldst2]! @ [dst + dststride] = E2,E3; dst2 += 2*16 + + bhi 2b + + @ last 16 pixels + + vmov q12, q9 @ S2 = S2next < E > + + vshr.u64 d18, d19, #(64-8) @ S2next[0] = S2[15] | ... + .ifeqs "\qB", "q11" + vld1.8 {\qB}, [\alsrc1]! @ S1 = [src - srcstride] < B >; src1 += 16 + .endif + + vext.8 q14, q8, q12, #15 @ S2sl = S2prev[15] | (S2 << 8) < D > + + vext.8 q15, q12, q9, #1 @ S2sr = (S2 >> 8) | S2next[0] < F > + .ifeqs "\qH", "q13" + vld1.8 {\qH}, [\alsrc3]! @ S3 = [src + srcstride] < H >; src3 += 16 + .endif + + vceq.i8 q0, q14, \qB @ tmp0 = < D == B > + + vceq.i8 q2, \qB, \qH @ tmp2 = < B == H > + + vceq.i8 q3, q14, q15 @ tmp3 = < D == F > + + vceq.i8 q1, \qB, q15 @ tmp1 = < B == F > + + vorr q10, q2, q3 @ C0 = < B == H || D == F > + + vceq.i8 q2, q14, \qH @ tmp2 = < D == H > + + vceq.i8 q3, \qH, q15 @ tmp3 = < H == F > + + vorn q0, q10, q0 @ tmp0 = < C0 || !(D == B) > + + vorn q1, q10, q1 @ tmp1 = < C0 || !(B == F) > + + vbsl q0, q12, q14 @ E0 = < (C0 || !(D == B)) ? E : D > + + vbsl q1, q12, q15 @ E1 = < (C0 || !(B == F)) ? E : F > + + vorn q2, q10, q2 @ tmp2 = < C0 || !(D == H) > + + vorn q3, q10, q3 @ tmp3 = < C0 || !(H == F) > + + vbsl q2, q12, q14 @ E2 = < (C0 || !(D == H)) ? E : D > + vst2.8 {q0-q1}, [\aldst1]! @ [dst] = E0,E1; dst1 += 2*16 + + vbsl q3, q12, q15 @ E3 = < (C0 || !(H == F)) ? E : F > + + vst2.8 {q2-q3}, [\aldst2]! @ [dst + dststride] = E2,E3; dst2 += 2*16 + +.endm + +.macro _neon_scale2x_8_8_line_first src1, src2, src3, counter, dst1, dst2, reg1, alsrc1, alsrc2, alsrc3, aldst1, aldst2 + __neon_scale2x_8_8_line \src1, \src2, \src3, \counter, \dst1, \dst2, \reg1, q12, q13, \alsrc1, \alsrc2, \alsrc3, \aldst1, \aldst2 +.endm + +.macro _neon_scale2x_8_8_line_middle src1, src2, src3, counter, dst1, dst2, reg1, alsrc1, alsrc2, alsrc3, aldst1, aldst2 + __neon_scale2x_8_8_line \src1, \src2, \src3, \counter, \dst1, \dst2, \reg1, q11, q13, \alsrc1, \alsrc2, \alsrc3, \aldst1, \aldst2 +.endm + +.macro _neon_scale2x_8_8_line_last src1, src2, src3, counter, dst1, dst2, reg1, alsrc1, alsrc2, alsrc3, aldst1, aldst2 + __neon_scale2x_8_8_line \src1, \src2, \src3, \counter, \dst1, \dst2, \reg1, q11, q12, \alsrc1, \alsrc2, \alsrc3, \aldst1, \aldst2 +.endm + +.macro neon_scale2x_8_8_line part, src1, src2, src3, counter, dst1, dst2, reg1, srcalign16, dstalign32 + .ifeq \srcalign16 + + .ifeq \dstalign32 + _neon_scale2x_8_8_line_\part \src1, \src2, \src3, \counter, \dst1, \dst2, \reg1, \src1, \src2, \src3, \dst1, \dst2 + .else + _neon_scale2x_8_8_line_\part \src1, \src2, \src3, \counter, \dst1, \dst2, \reg1, \src1, \src2, \src3, \dst1:256, \dst2:256 + .endif + + .else + + .ifeq \dstalign32 + _neon_scale2x_8_8_line_\part \src1, \src2, \src3, \counter, \dst1, \dst2, \reg1, \src1:128, \src2:128, \src3:128, \dst1, \dst2 + .else + _neon_scale2x_8_8_line_\part \src1, \src2, \src3, \counter, \dst1, \dst2, \reg1, \src1:128, \src2:128, \src3:128, \dst1:256, \dst2:256 + .endif + + .endif +.endm + + +.macro __neon_scale2x_16_16_line src1, src2, src3, counter, dst1, dst2, reg1, qB, qH, alsrc1, alsrc2, alsrc3, aldst1, aldst2 + + vld1.16 {d17[3]}, [\src2] @ S2prev[7] = src[0] + andS \reg1, \counter, #7 @ reg1 = counter & 7 + + .ifnes "\qB", "q11" + add \src1, \src1, \counter, lsl #1 @ src1 += 2 * counter + .endif + .ifnes "\qH", "q13" + add \src3, \src3, \counter, lsl #1 @ src3 += 2 * counter + .endif + beq 1f + + @ first 1-7 pixels - align counter to 16 bytes + vld1.16 {q12}, [\src2] @ S2 = [src] < E > + lsl \reg1, #1 + + .ifeqs "\qB", "q11" + vld1.16 {\qB}, [\src1] @ S1 = [src - srcstride] < B > + .endif + bfi \reg1, \reg1, #8, #8 + + .ifeqs "\qH", "q13" + vld1.16 {\qH}, [\src3] @ S3 = [src + srcstride] < H > + .endif + vext.8 q14, q8, q12, #14 @ S2sl = S2prev[7] | (S2 << 16) < D > + + add \reg1, \reg1, #256 + vceq.i16 q2, \qB, \qH @ tmp2 = < B == H > + + vmov.16 d17[3], \reg1 @ S2prev[7] = reg1 + vext.8 q15, q12, q9, #2 @ S2sr = (S2 >> 16) | ... < F > + + vceq.i16 q0, q14, \qB @ tmp0 = < D == B > + + vceq.i16 q3, q14, q15 @ tmp3 = < D == F > + + vceq.i16 q1, \qB, q15 @ tmp1 = < B == F > + vtbl.8 d17, {d28, d29}, d17 @ S2prev[7] = src[reg1 - 1] + + vorr q10, q2, q3 @ C0 = < B == H || D == F > + and \reg1, \counter, #7 + + vceq.i16 q2, q14, \qH @ tmp2 = < D == H > + + vceq.i16 q3, \qH, q15 @ tmp3 = < H == F > + + vorn q0, q10, q0 @ tmp0 = < C0 || !(D == B) > + + vorn q1, q10, q1 @ tmp1 = < C0 || !(B == F) > + + vbsl q0, q12, q14 @ E0 = < (C0 || !(D == B)) ? E : D > + + vbsl q1, q12, q15 @ E1 = < (C0 || !(B == F)) ? E : F > + + vorn q2, q10, q2 @ tmp2 = < C0 || !(D == H) > + + vorn q3, q10, q3 @ tmp3 = < C0 || !(H == F) > + + vbsl q2, q12, q14 @ E2 = < (C0 || !(D == H)) ? E : D > + vst2.16 {q0-q1}, [\dst1] @ [dst] = E0,E1 + + vbsl q3, q12, q15 @ E3 = < (C0 || !(H == F)) ? E : F > + + bic \counter, \counter, #7 + .ifeqs "\qB", "q11" + add \src1, \src1, \reg1, lsl #1 + .endif + add \src2, \src2, \reg1, lsl #1 + .ifeqs "\qH", "q13" + add \src3, \src3, \reg1, lsl #1 + .endif + + vst2.16 {q2-q3}, [\dst2] @ [dst + dststride] = E2,E3 + + add \dst1, \dst1, \reg1, lsl #2 + add \dst2, \dst2, \reg1, lsl #2 + + @ counter is aligned to 16 bytes + + 1: + vld1.16 {q9}, [\alsrc2]! @ S2next = [src]; src2 += 2*8 + + @ inner loop (8 pixels per iteration) + 2: + + vmov q12, q9 @ S2 = S2next < E > + .ifeqs "\qB", "q11" + vld1.16 {\qB}, [\alsrc1]! @ S1 = [src - srcstride] < B >; src1 += 2*8 + .endif + + .ifeqs "\qH", "q13" + vld1.16 {\qH}, [\alsrc3]! @ S3 = [src + srcstride] < H >; src3 += 2*8 + .endif + + vext.8 q14, q8, q12, #14 @ S2sl = S2prev[7] | (S2 << 16) < D > + vld1.16 {q9}, [\alsrc2]! @ S2next = [src]; src2 += 2*8 + + vceq.i16 q2, \qB, \qH @ tmp2 = < B == H > + + vmov q8, q12 @ S2prev = S2 + vext.8 q15, q12, q9, #2 @ S2sr = (S2 >> 16) | S2next[0] < F > + + vceq.i16 q0, q14, \qB @ tmp0 = < D == B > + + vceq.i16 q3, q14, q15 @ tmp3 = < D == F > + + vceq.i16 q1, \qB, q15 @ tmp1 = < B == F > + + sub \counter, \counter, #8 @ counter -= 8 + + vorr q10, q2, q3 @ C0 = < B == H || D == F > + + vceq.i16 q2, q14, \qH @ tmp2 = < D == H > + + vceq.i16 q3, \qH, q15 @ tmp3 = < H == F > + + vorn q0, q10, q0 @ tmp0 = < C0 || !(D == B) > + + vorn q1, q10, q1 @ tmp1 = < C0 || !(B == F) > + + vbsl q0, q12, q14 @ E0 = < (C0 || !(D == B)) ? E : D > + + vbsl q1, q12, q15 @ E1 = < (C0 || !(B == F)) ? E : F > + + vorn q2, q10, q2 @ tmp2 = < C0 || !(D == H) > + + vorn q3, q10, q3 @ tmp3 = < C0 || !(H == F) > + + vbsl q2, q12, q14 @ E2 = < (C0 || !(D == H)) ? E : D > + vst2.16 {q0-q1}, [\aldst1]! @ [dst] = E0,E1; dst1 += 2*2*8 + + cmp \counter, #8 + + vbsl q3, q12, q15 @ E3 = < (C0 || !(H == F)) ? E : F > + + vst2.16 {q2-q3}, [\aldst2]! @ [dst + dststride] = E2,E3; dst2 += 2*2*8 + + bhi 2b + + @ last 8 pixels + + vmov q12, q9 @ S2 = S2next < E > + + vshr.u64 d18, d19, #(64-16) @ S2next[0] = S2[7] | ... + .ifeqs "\qB", "q11" + vld1.16 {\qB}, [\alsrc1]! @ S1 = [src - srcstride] < B >; src1 += 2*8 + .endif + + vext.8 q14, q8, q12, #14 @ S2sl = S2prev[7] | (S2 << 16) < D > + + vext.8 q15, q12, q9, #2 @ S2sr = (S2 >> 16) | S2next[0] < F > + .ifeqs "\qH", "q13" + vld1.16 {\qH}, [\alsrc3]! @ S3 = [src + srcstride] < H >; src3 += 2*8 + .endif + + vceq.i16 q0, q14, \qB @ tmp0 = < D == B > + + vceq.i16 q2, \qB, \qH @ tmp2 = < B == H > + + vceq.i16 q3, q14, q15 @ tmp3 = < D == F > + + vceq.i16 q1, \qB, q15 @ tmp1 = < B == F > + + vorr q10, q2, q3 @ C0 = < B == H || D == F > + + vceq.i16 q2, q14, \qH @ tmp2 = < D == H > + + vceq.i16 q3, \qH, q15 @ tmp3 = < H == F > + + vorn q0, q10, q0 @ tmp0 = < C0 || !(D == B) > + + vorn q1, q10, q1 @ tmp1 = < C0 || !(B == F) > + + vbsl q0, q12, q14 @ E0 = < (C0 || !(D == B)) ? E : D > + + vbsl q1, q12, q15 @ E1 = < (C0 || !(B == F)) ? E : F > + + vorn q2, q10, q2 @ tmp2 = < C0 || !(D == H) > + + vorn q3, q10, q3 @ tmp3 = < C0 || !(H == F) > + + vbsl q2, q12, q14 @ E2 = < (C0 || !(D == H)) ? E : D > + vst2.16 {q0-q1}, [\aldst1]! @ [dst] = E0,E1; dst1 += 2*2*8 + + vbsl q3, q12, q15 @ E3 = < (C0 || !(H == F)) ? E : F > + + vst2.16 {q2-q3}, [\aldst2]! @ [dst + dststride] = E2,E3; dst2 += 2*2*8 + +.endm + +.macro _neon_scale2x_16_16_line_first src1, src2, src3, counter, dst1, dst2, reg1, alsrc1, alsrc2, alsrc3, aldst1, aldst2 + __neon_scale2x_16_16_line \src1, \src2, \src3, \counter, \dst1, \dst2, \reg1, q12, q13, \alsrc1, \alsrc2, \alsrc3, \aldst1, \aldst2 +.endm + +.macro _neon_scale2x_16_16_line_middle src1, src2, src3, counter, dst1, dst2, reg1, alsrc1, alsrc2, alsrc3, aldst1, aldst2 + __neon_scale2x_16_16_line \src1, \src2, \src3, \counter, \dst1, \dst2, \reg1, q11, q13, \alsrc1, \alsrc2, \alsrc3, \aldst1, \aldst2 +.endm + +.macro _neon_scale2x_16_16_line_last src1, src2, src3, counter, dst1, dst2, reg1, alsrc1, alsrc2, alsrc3, aldst1, aldst2 + __neon_scale2x_16_16_line \src1, \src2, \src3, \counter, \dst1, \dst2, \reg1, q11, q12, \alsrc1, \alsrc2, \alsrc3, \aldst1, \aldst2 +.endm + +.macro neon_scale2x_16_16_line part, src1, src2, src3, counter, dst1, dst2, reg1, srcalign16, dstalign32 + .ifeq \srcalign16 + + .ifeq \dstalign32 + _neon_scale2x_16_16_line_\part \src1, \src2, \src3, \counter, \dst1, \dst2, \reg1, \src1, \src2, \src3, \dst1, \dst2 + .else + _neon_scale2x_16_16_line_\part \src1, \src2, \src3, \counter, \dst1, \dst2, \reg1, \src1, \src2, \src3, \dst1:256, \dst2:256 + .endif + + .else + + .ifeq \dstalign32 + _neon_scale2x_16_16_line_\part \src1, \src2, \src3, \counter, \dst1, \dst2, \reg1, \src1:128, \src2:128, \src3:128, \dst1, \dst2 + .else + _neon_scale2x_16_16_line_\part \src1, \src2, \src3, \counter, \dst1, \dst2, \reg1, \src1:128, \src2:128, \src3:128, \dst1:256, \dst2:256 + .endif + + .endif +.endm +