dsputil_ppc.h
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上传用户:wstnjxml
上传日期:2014-04-03
资源大小:7248k
文件大小:6k
源码类别:
Windows CE
开发平台:
C/C++
- /*
- * Copyright (c) 2003-2004 Romain Dolbeau <romain@dolbeau.org>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
- #ifndef _DSPUTIL_PPC_
- #define _DSPUTIL_PPC_
- #ifdef CONFIG_DARWIN
- /* The Apple assembler shipped w/ gcc-3.3 knows about DCBZL, previous assemblers don't
- We assume here that the Darwin GCC is from Apple.... */
- #if (__GNUC__ * 100 + __GNUC_MINOR__ < 303)
- #define NO_DCBZL
- #endif
- #else /* CONFIG_DARWIN */
- /* I don't think any non-Apple assembler knows about DCBZL */
- #define NO_DCBZL
- #endif /* CONFIG_DARWIN */
- #ifdef POWERPC_PERFORMANCE_REPORT
- void powerpc_display_perf_report(void);
- /* the 604* have 2, the G3* have 4, the G4s have 6,
- and the G5 are completely different (they MUST use
- POWERPC_MODE_64BITS, and let's hope all future 64 bis PPC
- will use the same PMCs... */
- #define POWERPC_NUM_PMC_ENABLED 6
- /* if you add to the enum below, also add to the perfname array
- in dsputil_ppc.c */
- enum powerpc_perf_index {
- altivec_fft_num = 0,
- altivec_gmc1_num,
- altivec_dct_unquantize_h263_num,
- altivec_fdct,
- altivec_idct_add_num,
- altivec_idct_put_num,
- altivec_put_pixels16_num,
- altivec_avg_pixels16_num,
- altivec_avg_pixels8_num,
- altivec_put_pixels8_xy2_num,
- altivec_put_no_rnd_pixels8_xy2_num,
- altivec_put_pixels16_xy2_num,
- altivec_put_no_rnd_pixels16_xy2_num,
- altivec_hadamard8_diff8x8_num,
- altivec_hadamard8_diff16_num,
- altivec_avg_pixels8_xy2_num,
- powerpc_clear_blocks_dcbz32,
- powerpc_clear_blocks_dcbz128,
- altivec_put_h264_chroma_mc8_num,
- altivec_avg_h264_chroma_mc8_num,
- altivec_put_h264_qpel16_h_lowpass_num,
- altivec_avg_h264_qpel16_h_lowpass_num,
- altivec_put_h264_qpel16_v_lowpass_num,
- altivec_avg_h264_qpel16_v_lowpass_num,
- altivec_put_h264_qpel16_hv_lowpass_num,
- altivec_avg_h264_qpel16_hv_lowpass_num,
- powerpc_perf_total
- };
- enum powerpc_data_index {
- powerpc_data_min = 0,
- powerpc_data_max,
- powerpc_data_sum,
- powerpc_data_num,
- powerpc_data_total
- };
- extern unsigned long long perfdata[POWERPC_NUM_PMC_ENABLED][powerpc_perf_total][powerpc_data_total];
- #ifndef POWERPC_MODE_64BITS
- #define POWERP_PMC_DATATYPE unsigned long
- #define POWERPC_GET_PMC1(a) asm volatile("mfspr %0, 937" : "=r" (a))
- #define POWERPC_GET_PMC2(a) asm volatile("mfspr %0, 938" : "=r" (a))
- #if (POWERPC_NUM_PMC_ENABLED > 2)
- #define POWERPC_GET_PMC3(a) asm volatile("mfspr %0, 941" : "=r" (a))
- #define POWERPC_GET_PMC4(a) asm volatile("mfspr %0, 942" : "=r" (a))
- #else
- #define POWERPC_GET_PMC3(a) do {} while (0)
- #define POWERPC_GET_PMC4(a) do {} while (0)
- #endif
- #if (POWERPC_NUM_PMC_ENABLED > 4)
- #define POWERPC_GET_PMC5(a) asm volatile("mfspr %0, 929" : "=r" (a))
- #define POWERPC_GET_PMC6(a) asm volatile("mfspr %0, 930" : "=r" (a))
- #else
- #define POWERPC_GET_PMC5(a) do {} while (0)
- #define POWERPC_GET_PMC6(a) do {} while (0)
- #endif
- #else /* POWERPC_MODE_64BITS */
- #define POWERP_PMC_DATATYPE unsigned long long
- #define POWERPC_GET_PMC1(a) asm volatile("mfspr %0, 771" : "=r" (a))
- #define POWERPC_GET_PMC2(a) asm volatile("mfspr %0, 772" : "=r" (a))
- #if (POWERPC_NUM_PMC_ENABLED > 2)
- #define POWERPC_GET_PMC3(a) asm volatile("mfspr %0, 773" : "=r" (a))
- #define POWERPC_GET_PMC4(a) asm volatile("mfspr %0, 774" : "=r" (a))
- #else
- #define POWERPC_GET_PMC3(a) do {} while (0)
- #define POWERPC_GET_PMC4(a) do {} while (0)
- #endif
- #if (POWERPC_NUM_PMC_ENABLED > 4)
- #define POWERPC_GET_PMC5(a) asm volatile("mfspr %0, 775" : "=r" (a))
- #define POWERPC_GET_PMC6(a) asm volatile("mfspr %0, 776" : "=r" (a))
- #else
- #define POWERPC_GET_PMC5(a) do {} while (0)
- #define POWERPC_GET_PMC6(a) do {} while (0)
- #endif
- #endif /* POWERPC_MODE_64BITS */
- #define POWERPC_PERF_DECLARE(a, cond)
- POWERP_PMC_DATATYPE
- pmc_start[POWERPC_NUM_PMC_ENABLED],
- pmc_stop[POWERPC_NUM_PMC_ENABLED],
- pmc_loop_index;
- #define POWERPC_PERF_START_COUNT(a, cond) do {
- POWERPC_GET_PMC6(pmc_start[5]);
- POWERPC_GET_PMC5(pmc_start[4]);
- POWERPC_GET_PMC4(pmc_start[3]);
- POWERPC_GET_PMC3(pmc_start[2]);
- POWERPC_GET_PMC2(pmc_start[1]);
- POWERPC_GET_PMC1(pmc_start[0]);
- } while (0)
- #define POWERPC_PERF_STOP_COUNT(a, cond) do {
- POWERPC_GET_PMC1(pmc_stop[0]);
- POWERPC_GET_PMC2(pmc_stop[1]);
- POWERPC_GET_PMC3(pmc_stop[2]);
- POWERPC_GET_PMC4(pmc_stop[3]);
- POWERPC_GET_PMC5(pmc_stop[4]);
- POWERPC_GET_PMC6(pmc_stop[5]);
- if (cond)
- {
- for(pmc_loop_index = 0;
- pmc_loop_index < POWERPC_NUM_PMC_ENABLED;
- pmc_loop_index++)
- {
- if (pmc_stop[pmc_loop_index] >= pmc_start[pmc_loop_index])
- {
- POWERP_PMC_DATATYPE diff =
- pmc_stop[pmc_loop_index] - pmc_start[pmc_loop_index];
- if (diff < perfdata[pmc_loop_index][a][powerpc_data_min])
- perfdata[pmc_loop_index][a][powerpc_data_min] = diff;
- if (diff > perfdata[pmc_loop_index][a][powerpc_data_max])
- perfdata[pmc_loop_index][a][powerpc_data_max] = diff;
- perfdata[pmc_loop_index][a][powerpc_data_sum] += diff;
- perfdata[pmc_loop_index][a][powerpc_data_num] ++;
- }
- }
- }
- } while (0)
- #else /* POWERPC_PERFORMANCE_REPORT */
- // those are needed to avoid empty statements.
- #define POWERPC_PERF_DECLARE(a, cond) int altivec_placeholder __attribute__ ((unused))
- #define POWERPC_PERF_START_COUNT(a, cond) do {} while (0)
- #define POWERPC_PERF_STOP_COUNT(a, cond) do {} while (0)
- #endif /* POWERPC_PERFORMANCE_REPORT */
- #endif /* _DSPUTIL_PPC_ */