[FFmpeg-devel] [PATCH 2/7] avutil/mips: loongson add mmi utils header file
周晓勇
ipfootball at 126.com
Mon Oct 10 11:07:59 EEST 2016
From 51abc8e9981b99d23c7d253bfb603b25aaabf4aa Mon Sep 17 00:00:00 2001
From: Zhou Xiaoyong <zhouxiaoyong at loongson.cn>
Date: Mon, 10 Oct 2016 14:21:55 +0800
Subject: [PATCH 2/7] avutil/mips: loongson add mmi utils header file
1.mmiutils.h defined MMI_ load/store macros for loongson2e/2f/3a
2.mmiutils.h defined some mmi assembly macors
---
libavutil/mips/mmiutils.h | 241 ++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 241 insertions(+)
create mode 100644 libavutil/mips/mmiutils.h
diff --git a/libavutil/mips/mmiutils.h b/libavutil/mips/mmiutils.h
new file mode 100644
index 0000000..491579e
--- /dev/null
+++ b/libavutil/mips/mmiutils.h
@@ -0,0 +1,241 @@
+/*
+ * Loongson SIMD utils
+ *
+ * Copyright (c) 2016 Loongson Technology Corporation Limited
+ * Copyright (c) 2016 Zhou Xiaoyong <zhouxiaoyong at loongson.cn>
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg 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 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg 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 FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef AVUTIL_MIPS_MMIUTILS_H
+#define AVUTIL_MIPS_MMIUTILS_H
+
+#include "config.h"
+#include "libavutil/mips/asmdefs.h"
+
+#if HAVE_LOONGSON2
+
+#define DECLARE_VAR_LOW32 int32_t low32
+#define RESTRICT_ASM_LOW32 [low32]"=&r"(low32),
+#define DECLARE_VAR_ALL64 int64_t all64
+#define RESTRICT_ASM_ALL64 [all64]"=&r"(all64),
+#define DECLARE_VAR_ADDRT mips_reg addrt
+#define RESTRICT_ASM_ADDRT [addrt]"=&r"(addrt),
+
+#define MMI_LWX(reg, addr, stride, bias) \
+ PTR_ADDU "%[addrt], "#addr", "#stride" \n\t" \
+ "lw "#reg", "#bias"(%[addrt]) \n\t"
+
+#define MMI_SWX(reg, addr, stride, bias) \
+ PTR_ADDU "%[addrt], "#addr", "#stride" \n\t" \
+ "sw "#reg", "#bias"(%[addrt]) \n\t"
+
+#define MMI_LDX(reg, addr, stride, bias) \
+ PTR_ADDU "%[addrt], "#addr", "#stride" \n\t" \
+ "ld "#reg", "#bias"(%[addrt]) \n\t"
+
+#define MMI_SDX(reg, addr, stride, bias) \
+ PTR_ADDU "%[addrt], "#addr", "#stride" \n\t" \
+ "sd "#reg", "#bias"(%[addrt]) \n\t"
+
+#define MMI_LWC1(fp, addr, bias) \
+ "lwc1 "#fp", "#bias"("#addr") \n\t"
+
+#define MMI_ULWC1(fp, addr, bias) \
+ "ulw %[low32], "#bias"("#addr") \n\t" \
+ "mtc1 %[low32], "#fp" \n\t"
+
+#define MMI_LWXC1(fp, addr, stride, bias) \
+ PTR_ADDU "%[addrt], "#addr", "#stride" \n\t" \
+ MMI_LWC1(fp, %[addrt], bias)
+
+#define MMI_SWC1(fp, addr, bias) \
+ "swc1 "#fp", "#bias"("#addr") \n\t"
+
+#define MMI_USWC1(fp, addr, bias) \
+ "mfc1 %[low32], "#fp" \n\t" \
+ "usw %[low32], "#bias"("#addr") \n\t"
+
+#define MMI_SWXC1(fp, addr, stride, bias) \
+ PTR_ADDU "%[addrt], "#addr", "#stride" \n\t" \
+ MMI_SWC1(fp, %[addrt], bias)
+
+#define MMI_LDC1(fp, addr, bias) \
+ "ldc1 "#fp", "#bias"("#addr") \n\t"
+
+#define MMI_ULDC1(fp, addr, bias) \
+ "uld %[all64], "#bias"("#addr") \n\t" \
+ "dmtc1 %[all64], "#fp" \n\t"
+
+#define MMI_LDXC1(fp, addr, stride, bias) \
+ PTR_ADDU "%[addrt], "#addr", "#stride" \n\t" \
+ MMI_LDC1(fp, %[addrt], bias)
+
+#define MMI_SDC1(fp, addr, bias) \
+ "sdc1 "#fp", "#bias"("#addr") \n\t"
+
+#define MMI_USDC1(fp, addr, bias) \
+ "dmfc1 %[all64], "#fp" \n\t" \
+ "usd %[all64], "#bias"("#addr") \n\t"
+
+#define MMI_SDXC1(fp, addr, stride, bias) \
+ PTR_ADDU "%[addrt], "#addr", "#stride" \n\t" \
+ MMI_SDC1(fp, %[addrt], bias)
+
+#define MMI_LQ(reg1, reg2, addr, bias) \
+ "ld "#reg1", "#bias"("#addr") \n\t" \
+ "ld "#reg2", 8+"#bias"("#addr") \n\t"
+
+#define MMI_SQ(reg1, reg2, addr, bias) \
+ "sd "#reg1", "#bias"("#addr") \n\t" \
+ "sd "#reg2", 8+"#bias"("#addr") \n\t"
+
+#define MMI_LQC1(fp1, fp2, addr, bias) \
+ "ldc1 "#fp1", "#bias"("#addr") \n\t" \
+ "ldc1 "#fp2", 8+"#bias"("#addr") \n\t"
+
+#define MMI_SQC1(fp1, fp2, addr, bias) \
+ "sdc1 "#fp1", "#bias"("#addr") \n\t" \
+ "sdc1 "#fp2", 8+"#bias"("#addr") \n\t"
+
+#elif HAVE_LOONGSON3 /* !HAVE_LOONGSON2 */
+
+#define DECLARE_VAR_ALL64
+#define RESTRICT_ASM_ALL64
+#define DECLARE_VAR_ADDRT
+#define RESTRICT_ASM_ADDRT
+
+#define MMI_LWX(reg, addr, stride, bias) \
+ "gslwx "#reg", "#bias"("#addr", "#stride") \n\t"
+
+#define MMI_SWX(reg, addr, stride, bias) \
+ "gsswx "#reg", "#bias"("#addr", "#stride") \n\t"
+
+#define MMI_LDX(reg, addr, stride, bias) \
+ "gsldx "#reg", "#bias"("#addr", "#stride") \n\t"
+
+#define MMI_SDX(reg, addr, stride, bias) \
+ "gssdx "#reg", "#bias"("#addr", "#stride") \n\t"
+
+#define MMI_LWC1(fp, addr, bias) \
+ "lwc1 "#fp", "#bias"("#addr") \n\t"
+
+#if _MIPS_SIM == _ABIO32 /* workaround for 3A2000 gslwlc1 bug */
+
+#define DECLARE_VAR_LOW32 int32_t low32
+#define RESTRICT_ASM_LOW32 [low32]"=&r"(low32),
+
+#define MMI_ULWC1(fp, addr, bias) \
+ "ulw %[low32], "#bias"("#addr") \n\t" \
+ "mtc1 %[low32], "#fp" \n\t"
+
+#else /* _MIPS_SIM != _ABIO32 */
+
+#define DECLARE_VAR_LOW32
+#define RESTRICT_ASM_LOW32
+
+#define MMI_ULWC1(fp, addr, bias) \
+ "gslwlc1 "#fp", 3+"#bias"("#addr") \n\t" \
+ "gslwrc1 "#fp", "#bias"("#addr") \n\t"
+
+#endif /* _MIPS_SIM != _ABIO32 */
+
+#define MMI_LWXC1(fp, addr, stride, bias) \
+ "gslwxc1 "#fp", "#bias"("#addr", "#stride") \n\t"
+
+#define MMI_SWC1(fp, addr, bias) \
+ "swc1 "#fp", "#bias"("#addr") \n\t"
+
+#define MMI_USWC1(fp, addr, bias) \
+ "gsswlc1 "#fp", 3+"#bias"("#addr") \n\t" \
+ "gsswrc1 "#fp", "#bias"("#addr") \n\t"
+
+#define MMI_SWXC1(fp, addr, stride, bias) \
+ "gsswxc1 "#fp", "#bias"("#addr", "#stride") \n\t"
+
+#define MMI_LDC1(fp, addr, bias) \
+ "ldc1 "#fp", "#bias"("#addr") \n\t"
+
+#define MMI_ULDC1(fp, addr, bias) \
+ "gsldlc1 "#fp", 7+"#bias"("#addr") \n\t" \
+ "gsldrc1 "#fp", "#bias"("#addr") \n\t"
+
+#define MMI_LDXC1(fp, addr, stride, bias) \
+ "gsldxc1 "#fp", "#bias"("#addr", "#stride") \n\t"
+
+#define MMI_SDC1(fp, addr, bias) \
+ "sdc1 "#fp", "#bias"("#addr") \n\t"
+
+#define MMI_USDC1(fp, addr, bias) \
+ "gssdlc1 "#fp", 7+"#bias"("#addr") \n\t" \
+ "gssdrc1 "#fp", "#bias"("#addr") \n\t"
+
+#define MMI_SDXC1(fp, addr, stride, bias) \
+ "gssdxc1 "#fp", "#bias"("#addr", "#stride") \n\t"
+
+#define MMI_LQ(reg1, reg2, addr, bias) \
+ "gslq "#reg1", "#reg2", "#bias"("#addr") \n\t"
+
+#define MMI_SQ(reg1, reg2, addr, bias) \
+ "gssq "#reg1", "#reg2", "#bias"("#addr") \n\t"
+
+#define MMI_LQC1(fp1, fp2, addr, bias) \
+ "gslqc1 "#fp1", "#fp2", "#bias"("#addr") \n\t"
+
+#define MMI_SQC1(fp1, fp2, addr, bias) \
+ "gssqc1 "#fp1", "#fp2", "#bias"("#addr") \n\t"
+
+#endif /* HAVE_LOONGSON2 */
+
+#define TRANSPOSE_4H(m1, m2, m3, m4, t1, t2, t3, t4, t5, r1, zero, shift) \
+ "li "#r1", 0x93 \n\t" \
+ "xor "#zero","#zero","#zero" \n\t" \
+ "mtc1 "#r1", "#shift" \n\t" \
+ "punpcklhw "#t1", "#m1", "#zero" \n\t" \
+ "punpcklhw "#t5", "#m2", "#zero" \n\t" \
+ "pshufh "#t5", "#t5", "#shift" \n\t" \
+ "or "#t1", "#t1", "#t5" \n\t" \
+ "punpckhhw "#t2", "#m1", "#zero" \n\t" \
+ "punpckhhw "#t5", "#m2", "#zero" \n\t" \
+ "pshufh "#t5", "#t5", "#shift" \n\t" \
+ "or "#t2", "#t2", "#t5" \n\t" \
+ "punpcklhw "#t3", "#m3", "#zero" \n\t" \
+ "punpcklhw "#t5", "#m4", "#zero" \n\t" \
+ "pshufh "#t5", "#t5", "#shift" \n\t" \
+ "or "#t3", "#t3", "#t5" \n\t" \
+ "punpckhhw "#t4", "#m3", "#zero" \n\t" \
+ "punpckhhw "#t5", "#m4", "#zero" \n\t" \
+ "pshufh "#t5", "#t5", "#shift" \n\t" \
+ "or "#t4", "#t4", "#t5" \n\t" \
+ "punpcklwd "#m1", "#t1", "#t3" \n\t" \
+ "punpckhwd "#m2", "#t1", "#t3" \n\t" \
+ "punpcklwd "#m3", "#t2", "#t4" \n\t" \
+ "punpckhwd "#m4", "#t2", "#t4" \n\t"
+
+
+#define PSRAH_4_MMI(fp1, fp2, fp3, fp4, shift) \
+ "psrah "#fp1", "#fp1", "#shift" \n\t" \
+ "psrah "#fp2", "#fp2", "#shift" \n\t" \
+ "psrah "#fp3", "#fp3", "#shift" \n\t" \
+ "psrah "#fp4", "#fp4", "#shift" \n\t"
+
+#define PSRAH_8_MMI(fp1, fp2, fp3, fp4, fp5, fp6, fp7, fp8, shift) \
+ PSRAH_4_MMI(fp1, fp2, fp3, fp4, shift) \
+ PSRAH_4_MMI(fp5, fp6, fp7, fp8, shift)
+
+
+#endif /* AVUTILS_MIPS_MMIUTILS_H */
--
2.1.0
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