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Optimization for AMD GPU

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This commit is contained in:
Yutaka Sawada
2023-11-27 14:19:43 +09:00
committed by GitHub
parent 0bd2b92237
commit 978bbe4b40
7 changed files with 169 additions and 46 deletions
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46
source/par2j/rs_decode.c
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@@ -1,5 +1,5 @@
// rs_decode.c
// Copyright : 2023-10-29 Yutaka Sawada
// Copyright : 2023-11-25 Yutaka Sawada
// License : GPL
#ifndef _UNICODE
@@ -1731,10 +1731,21 @@ skip_count++;
#endif
} else if (src_off + src_num + src_max > source_num){
src_num = source_num - src_off - src_max;
if ((src_num < src_max) && (src_num + src_max <= vram_max) && (gpu_end * 2 > cpu_end)){
src_num += src_max; // GPU担当量が少なくて、余裕がある場合は、残りも全て任せる
if (src_num < src_max){
if ((src_num + src_max <= vram_max) && (gpu_end * 2 > cpu_end)){
src_num += src_max; // GPU担当量が少なくて、余裕がある場合は、残りも全て任せる
#ifdef TIMER
printf("GPU last +: src_off = %d, src_num = %d + %d\n", src_off, src_num - src_max, src_max);
#endif
} else if (src_num < src_max / 4){
src_num = src_max / 4; // src_num が小さくなり過ぎないようにする
#ifdef TIMER
printf("GPU last ?: src_off = %d, src_num = %d\n", src_off, src_num);
} else {
printf("GPU last -: src_off = %d, src_num = %d\n", src_off, src_num);
#endif
}
#ifdef TIMER
printf("GPU last +: src_off = %d, src_num = %d + %d\n", src_off, src_num - src_max, src_max);
} else {
printf("GPU last 2: src_off = %d, src_num = %d\n", src_off, src_num);
#endif
@@ -2318,10 +2329,31 @@ time_read += GetTickCount() - time_start;
#endif
} else if (src_off + src_num + src_max > read_num){
src_num = read_num - src_off - src_max;
if ((src_num < src_max) && (src_num + src_max <= vram_max) && (gpu_end * 2 > cpu_end)){
src_num += src_max; // GPU担当量が少なくて、余裕がある場合は、残りも全て任せる
if (src_num <= 0){
src_num = src_max / 4; // src_num が 0にならないようにする
#ifdef TIMER
printf("GPU last ?: src_off = %d, src_num = %d\n", src_off, src_num);
#endif
} else
if (src_num < src_max){
if ((src_num + src_max <= vram_max) && (gpu_end * 2 > cpu_end)){
src_num += src_max; // GPU担当量が少なくて、余裕がある場合は、残りも全て任せる
#ifdef TIMER
printf("GPU last +: src_off = %d, src_num = %d + %d\n", src_off, src_num - src_max, src_max);
#endif
} else if (src_num < src_max / 4){
src_num = src_max / 4; // src_num が小さくなり過ぎないようにする
#ifdef TIMER
printf("GPU last ?: src_off = %d, src_num = %d\n", src_off, src_num);
} else {
printf("GPU last -: src_off = %d, src_num = %d\n", src_off, src_num);
#endif
}
#ifdef TIMER
printf("GPU last +: src_off = %d, src_num = %d + %d\n", src_off, src_num - src_max, src_max);
} else {
printf("GPU last 2: src_off = %d, src_num = %d\n", src_off, src_num);
#endif