2008-06-15 Mark Shinwell <shinwell@codesourcery.com>

	    Nathan Sidwell  <nathan@codesourcery.com>
	    Maxim Kuvyrkov  <maxim@codesourcery.com>
	    Richard Sandiford  <rdsandiford@googlemail.com>
	
	* config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
	* config/mips/mips-protos.h (mips_expand_vector_init): New.
	* config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
	builtins.
	* config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
	(mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
	(mips_vector_mode_supported_p): Add V2SImode, V4HImode and
	V8QImode cases.
	(LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
	(CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
	(CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
	(CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
	(CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
	(CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
	(CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
	(CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
	(CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
	(CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
	(CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
	(CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
	(CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
	(CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
	(CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
	(CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
	(mips_builtins): Add Loongson builtins.
	(mips_loongson_2ef_bdesc): New.
	(mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
	(mips_builtin_vector_type): Handle unsigned versions of vector modes.
	(MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
	(MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
	New.
	(mips_expand_vector_init): New.
	* config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
	(TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
	if appropriate.
	* config/mips/mips.md: Add unspec numbers for Loongson
	builtins.  Include loongson.md.
	(MOVE64): Include Loongson vector modes.
	(SPLITF): Include Loongson vector modes.
	(HALFMODE): Handle Loongson vector modes.
	* config/mips/loongson.md: New.
	* config/mips/loongson.h: New.
	* config.gcc: Add loongson.h header for mips*-*-* targets.
	* doc/extend.texi (MIPS Loongson Built-in Functions): New.

2008-06-15  Mark Shinwell  <shinwell@codesourcery.com>

	* lib/target-supports.exp (check_effective_target_mips_loongson): New.
	* gcc.target/mips/loongson-simd.c: New.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@136800 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 693 insertions, 0 deletions

diff --git a/gcc/config/mips/loongson.h b/gcc/config/mips/loongson.h
new file mode 100644
index 00000000000..c742edeeb3f
--- /dev/null
+++ b/gcc/config/mips/loongson.h
@@ -0,0 +1,693 @@
+/* Intrinsics for ST Microelectronics Loongson-2E/2F SIMD operations.
+
+   Copyright (C) 2008 Free Software Foundation, Inc.
+   Contributed by CodeSourcery.
+
+   This file is part of GCC.
+
+   GCC is free software; you can redistribute it and/or modify it
+   under the terms of the GNU General Public License as published
+   by the Free Software Foundation; either version 2, or (at your
+   option) any later version.
+
+   GCC 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 General Public
+   License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with GCC; see the file COPYING.  If not, write to the
+   Free Software Foundation, 51 Franklin Street, Fifth Floor, Boston,
+   MA 02110-1301, USA.  */
+
+/* As a special exception, if you include this header file into source
+   files compiled by GCC, this header file does not by itself cause
+   the resulting executable to be covered by the GNU General Public
+   License.  This exception does not however invalidate any other
+   reasons why the executable file might be covered by the GNU General
+   Public License.  */
+
+#ifndef _GCC_LOONGSON_H
+#define _GCC_LOONGSON_H
+
+#if !defined(__mips_loongson_vector_rev)
+# error "You must select -march=loongson2e or -march=loongson2f to use loongson.h"
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdint.h>
+
+/* Vectors of unsigned bytes, halfwords and words.  */
+typedef uint8_t uint8x8_t __attribute__((vector_size (8)));
+typedef uint16_t uint16x4_t __attribute__((vector_size (8)));
+typedef uint32_t uint32x2_t __attribute__((vector_size (8)));
+
+/* Vectors of signed bytes, halfwords and words.  */
+typedef int8_t int8x8_t __attribute__((vector_size (8)));
+typedef int16_t int16x4_t __attribute__((vector_size (8)));
+typedef int32_t int32x2_t __attribute__((vector_size (8)));
+
+/* SIMD intrinsics.
+   Unless otherwise noted, calls to the functions below will expand into
+   precisely one machine instruction, modulo any moves required to
+   satisfy register allocation constraints.  */
+
+/* Pack with signed saturation.  */
+__extension__ static __inline int16x4_t __attribute__ ((__always_inline__))
+packsswh (int32x2_t s, int32x2_t t)
+{
+  return __builtin_loongson_packsswh (s, t);
+}
+
+__extension__ static __inline int8x8_t __attribute__ ((__always_inline__))
+packsshb (int16x4_t s, int16x4_t t)
+{
+  return __builtin_loongson_packsshb (s, t);
+}
+
+/* Pack with unsigned saturation.  */
+__extension__ static __inline uint8x8_t __attribute__ ((__always_inline__))
+packushb (uint16x4_t s, uint16x4_t t)
+{
+  return __builtin_loongson_packushb (s, t);
+}
+
+/* Vector addition, treating overflow by wraparound.  */
+__extension__ static __inline uint32x2_t __attribute__ ((__always_inline__))
+paddw_u (uint32x2_t s, uint32x2_t t)
+{
+  return __builtin_loongson_paddw_u (s, t);
+}
+
+__extension__ static __inline uint16x4_t __attribute__ ((__always_inline__))
+paddh_u (uint16x4_t s, uint16x4_t t)
+{
+  return __builtin_loongson_paddh_u (s, t);
+}
+
+__extension__ static __inline uint8x8_t __attribute__ ((__always_inline__))
+paddb_u (uint8x8_t s, uint8x8_t t)
+{
+  return __builtin_loongson_paddb_u (s, t);
+}
+
+__extension__ static __inline int32x2_t __attribute__ ((__always_inline__))
+paddw_s (int32x2_t s, int32x2_t t)
+{
+  return __builtin_loongson_paddw_s (s, t);
+}
+
+__extension__ static __inline int16x4_t __attribute__ ((__always_inline__))
+paddh_s (int16x4_t s, int16x4_t t)
+{
+  return __builtin_loongson_paddh_s (s, t);
+}
+
+__extension__ static __inline int8x8_t __attribute__ ((__always_inline__))
+paddb_s (int8x8_t s, int8x8_t t)
+{
+  return __builtin_loongson_paddb_s (s, t);
+}
+
+/* Addition of doubleword integers, treating overflow by wraparound.  */
+__extension__ static __inline uint64_t __attribute__ ((__always_inline__))
+paddd_u (uint64_t s, uint64_t t)
+{
+  return __builtin_loongson_paddd_u (s, t);
+}
+
+__extension__ static __inline int64_t __attribute__ ((__always_inline__))
+paddd_s (int64_t s, int64_t t)
+{
+  return __builtin_loongson_paddd_s (s, t);
+}
+
+/* Vector addition, treating overflow by signed saturation.  */
+__extension__ static __inline int16x4_t __attribute__ ((__always_inline__))
+paddsh (int16x4_t s, int16x4_t t)
+{
+  return __builtin_loongson_paddsh (s, t);
+}
+
+__extension__ static __inline int8x8_t __attribute__ ((__always_inline__))
+paddsb (int8x8_t s, int8x8_t t)
+{
+  return __builtin_loongson_paddsb (s, t);
+}
+
+/* Vector addition, treating overflow by unsigned saturation.  */
+__extension__ static __inline uint16x4_t __attribute__ ((__always_inline__))
+paddush (uint16x4_t s, uint16x4_t t)
+{
+  return __builtin_loongson_paddush (s, t);
+}
+
+__extension__ static __inline uint8x8_t __attribute__ ((__always_inline__))
+paddusb (uint8x8_t s, uint8x8_t t)
+{
+  return __builtin_loongson_paddusb (s, t);
+}
+
+/* Logical AND NOT.  */
+__extension__ static __inline uint64_t __attribute__ ((__always_inline__))
+pandn_ud (uint64_t s, uint64_t t)
+{
+  return __builtin_loongson_pandn_ud (s, t);
+}
+
+__extension__ static __inline uint32x2_t __attribute__ ((__always_inline__))
+pandn_uw (uint32x2_t s, uint32x2_t t)
+{
+  return __builtin_loongson_pandn_uw (s, t);
+}
+
+__extension__ static __inline uint16x4_t __attribute__ ((__always_inline__))
+pandn_uh (uint16x4_t s, uint16x4_t t)
+{
+  return __builtin_loongson_pandn_uh (s, t);
+}
+
+__extension__ static __inline uint8x8_t __attribute__ ((__always_inline__))
+pandn_ub (uint8x8_t s, uint8x8_t t)
+{
+  return __builtin_loongson_pandn_ub (s, t);
+}
+
+__extension__ static __inline int64_t __attribute__ ((__always_inline__))
+pandn_sd (int64_t s, int64_t t)
+{
+  return __builtin_loongson_pandn_sd (s, t);
+}
+
+__extension__ static __inline int32x2_t __attribute__ ((__always_inline__))
+pandn_sw (int32x2_t s, int32x2_t t)
+{
+  return __builtin_loongson_pandn_sw (s, t);
+}
+
+__extension__ static __inline int16x4_t __attribute__ ((__always_inline__))
+pandn_sh (int16x4_t s, int16x4_t t)
+{
+  return __builtin_loongson_pandn_sh (s, t);
+}
+
+__extension__ static __inline int8x8_t __attribute__ ((__always_inline__))
+pandn_sb (int8x8_t s, int8x8_t t)
+{
+  return __builtin_loongson_pandn_sb (s, t);
+}
+
+/* Average.  */
+__extension__ static __inline uint16x4_t __attribute__ ((__always_inline__))
+pavgh (uint16x4_t s, uint16x4_t t)
+{
+  return __builtin_loongson_pavgh (s, t);
+}
+
+__extension__ static __inline uint8x8_t __attribute__ ((__always_inline__))
+pavgb (uint8x8_t s, uint8x8_t t)
+{
+  return __builtin_loongson_pavgb (s, t);
+}
+
+/* Equality test.  */
+__extension__ static __inline uint32x2_t __attribute__ ((__always_inline__))
+pcmpeqw_u (uint32x2_t s, uint32x2_t t)
+{
+  return __builtin_loongson_pcmpeqw_u (s, t);
+}
+
+__extension__ static __inline uint16x4_t __attribute__ ((__always_inline__))
+pcmpeqh_u (uint16x4_t s, uint16x4_t t)
+{
+  return __builtin_loongson_pcmpeqh_u (s, t);
+}
+
+__extension__ static __inline uint8x8_t __attribute__ ((__always_inline__))
+pcmpeqb_u (uint8x8_t s, uint8x8_t t)
+{
+  return __builtin_loongson_pcmpeqb_u (s, t);
+}
+
+__extension__ static __inline int32x2_t __attribute__ ((__always_inline__))
+pcmpeqw_s (int32x2_t s, int32x2_t t)
+{
+  return __builtin_loongson_pcmpeqw_s (s, t);
+}
+
+__extension__ static __inline int16x4_t __attribute__ ((__always_inline__))
+pcmpeqh_s (int16x4_t s, int16x4_t t)
+{
+  return __builtin_loongson_pcmpeqh_s (s, t);
+}
+
+__extension__ static __inline int8x8_t __attribute__ ((__always_inline__))
+pcmpeqb_s (int8x8_t s, int8x8_t t)
+{
+  return __builtin_loongson_pcmpeqb_s (s, t);
+}
+
+/* Greater-than test.  */
+__extension__ static __inline uint32x2_t __attribute__ ((__always_inline__))
+pcmpgtw_u (uint32x2_t s, uint32x2_t t)
+{
+  return __builtin_loongson_pcmpgtw_u (s, t);
+}
+
+__extension__ static __inline uint16x4_t __attribute__ ((__always_inline__))
+pcmpgth_u (uint16x4_t s, uint16x4_t t)
+{
+  return __builtin_loongson_pcmpgth_u (s, t);
+}
+
+__extension__ static __inline uint8x8_t __attribute__ ((__always_inline__))
+pcmpgtb_u (uint8x8_t s, uint8x8_t t)
+{
+  return __builtin_loongson_pcmpgtb_u (s, t);
+}
+
+__extension__ static __inline int32x2_t __attribute__ ((__always_inline__))
+pcmpgtw_s (int32x2_t s, int32x2_t t)
+{
+  return __builtin_loongson_pcmpgtw_s (s, t);
+}
+
+__extension__ static __inline int16x4_t __attribute__ ((__always_inline__))
+pcmpgth_s (int16x4_t s, int16x4_t t)
+{
+  return __builtin_loongson_pcmpgth_s (s, t);
+}
+
+__extension__ static __inline int8x8_t __attribute__ ((__always_inline__))
+pcmpgtb_s (int8x8_t s, int8x8_t t)
+{
+  return __builtin_loongson_pcmpgtb_s (s, t);
+}
+
+/* Extract halfword.  */
+__extension__ static __inline uint16x4_t __attribute__ ((__always_inline__))
+pextrh_u (uint16x4_t s, int field /* 0--3 */)
+{
+  return __builtin_loongson_pextrh_u (s, field);
+}
+
+__extension__ static __inline int16x4_t __attribute__ ((__always_inline__))
+pextrh_s (int16x4_t s, int field /* 0--3 */)
+{
+  return __builtin_loongson_pextrh_s (s, field);
+}
+
+/* Insert halfword.  */
+__extension__ static __inline uint16x4_t __attribute__ ((__always_inline__))
+pinsrh_0_u (uint16x4_t s, uint16x4_t t)
+{
+  return __builtin_loongson_pinsrh_0_u (s, t);
+}
+
+__extension__ static __inline uint16x4_t __attribute__ ((__always_inline__))
+pinsrh_1_u (uint16x4_t s, uint16x4_t t)
+{
+  return __builtin_loongson_pinsrh_1_u (s, t);
+}
+
+__extension__ static __inline uint16x4_t __attribute__ ((__always_inline__))
+pinsrh_2_u (uint16x4_t s, uint16x4_t t)
+{
+  return __builtin_loongson_pinsrh_2_u (s, t);
+}
+
+__extension__ static __inline uint16x4_t __attribute__ ((__always_inline__))
+pinsrh_3_u (uint16x4_t s, uint16x4_t t)
+{
+  return __builtin_loongson_pinsrh_3_u (s, t);
+}
+
+__extension__ static __inline int16x4_t __attribute__ ((__always_inline__))
+pinsrh_0_s (int16x4_t s, int16x4_t t)
+{
+  return __builtin_loongson_pinsrh_0_s (s, t);
+}
+
+__extension__ static __inline int16x4_t __attribute__ ((__always_inline__))
+pinsrh_1_s (int16x4_t s, int16x4_t t)
+{
+  return __builtin_loongson_pinsrh_1_s (s, t);
+}
+
+__extension__ static __inline int16x4_t __attribute__ ((__always_inline__))
+pinsrh_2_s (int16x4_t s, int16x4_t t)
+{
+  return __builtin_loongson_pinsrh_2_s (s, t);
+}
+
+__extension__ static __inline int16x4_t __attribute__ ((__always_inline__))
+pinsrh_3_s (int16x4_t s, int16x4_t t)
+{
+  return __builtin_loongson_pinsrh_3_s (s, t);
+}
+
+/* Multiply and add.  */
+__extension__ static __inline int32x2_t __attribute__ ((__always_inline__))
+pmaddhw (int16x4_t s, int16x4_t t)
+{
+  return __builtin_loongson_pmaddhw (s, t);
+}
+
+/* Maximum of signed halfwords.  */
+__extension__ static __inline int16x4_t __attribute__ ((__always_inline__))
+pmaxsh (int16x4_t s, int16x4_t t)
+{
+  return __builtin_loongson_pmaxsh (s, t);
+}
+
+/* Maximum of unsigned bytes.  */
+__extension__ static __inline uint8x8_t __attribute__ ((__always_inline__))
+pmaxub (uint8x8_t s, uint8x8_t t)
+{
+  return __builtin_loongson_pmaxub (s, t);
+}
+
+/* Minimum of signed halfwords.  */
+__extension__ static __inline int16x4_t __attribute__ ((__always_inline__))
+pminsh (int16x4_t s, int16x4_t t)
+{
+  return __builtin_loongson_pminsh (s, t);
+}
+
+/* Minimum of unsigned bytes.  */
+__extension__ static __inline uint8x8_t __attribute__ ((__always_inline__))
+pminub (uint8x8_t s, uint8x8_t t)
+{
+  return __builtin_loongson_pminub (s, t);
+}
+
+/* Move byte mask.  */
+__extension__ static __inline uint8x8_t __attribute__ ((__always_inline__))
+pmovmskb_u (uint8x8_t s)
+{
+  return __builtin_loongson_pmovmskb_u (s);
+}
+
+__extension__ static __inline int8x8_t __attribute__ ((__always_inline__))
+pmovmskb_s (int8x8_t s)
+{
+  return __builtin_loongson_pmovmskb_s (s);
+}
+
+/* Multiply unsigned integers and store high result.  */
+__extension__ static __inline uint16x4_t __attribute__ ((__always_inline__))
+pmulhuh (uint16x4_t s, uint16x4_t t)
+{
+  return __builtin_loongson_pmulhuh (s, t);
+}
+
+/* Multiply signed integers and store high result.  */
+__extension__ static __inline int16x4_t __attribute__ ((__always_inline__))
+pmulhh (int16x4_t s, int16x4_t t)
+{
+  return __builtin_loongson_pmulhh (s, t);
+}
+
+/* Multiply signed integers and store low result.  */
+__extension__ static __inline int16x4_t __attribute__ ((__always_inline__))
+pmullh (int16x4_t s, int16x4_t t)
+{
+  return __builtin_loongson_pmullh (s, t);
+}
+
+/* Multiply unsigned word integers.  */
+__extension__ static __inline int64_t __attribute__ ((__always_inline__))
+pmuluw (uint32x2_t s, uint32x2_t t)
+{
+  return __builtin_loongson_pmuluw (s, t);
+}
+
+/* Absolute difference.  */
+__extension__ static __inline uint8x8_t __attribute__ ((__always_inline__))
+pasubub (uint8x8_t s, uint8x8_t t)
+{
+  return __builtin_loongson_pasubub (s, t);
+}
+
+/* Sum of unsigned byte integers.  */
+__extension__ static __inline uint16x4_t __attribute__ ((__always_inline__))
+biadd (uint8x8_t s)
+{
+  return __builtin_loongson_biadd (s);
+}
+
+/* Sum of absolute differences.
+   Note that this intrinsic expands into two machine instructions:
+   PASUBUB followed by BIADD.  */
+__extension__ static __inline uint16x4_t __attribute__ ((__always_inline__))
+psadbh (uint8x8_t s, uint8x8_t t)
+{
+  return __builtin_loongson_psadbh (s, t);
+}
+
+/* Shuffle halfwords.  */
+__extension__ static __inline uint16x4_t __attribute__ ((__always_inline__))
+pshufh_u (uint16x4_t dest, uint16x4_t s, uint8_t order)
+{
+  return __builtin_loongson_pshufh_u (dest, s, order);
+}
+
+__extension__ static __inline int16x4_t __attribute__ ((__always_inline__))
+pshufh_s (int16x4_t dest, int16x4_t s, uint8_t order)
+{
+  return __builtin_loongson_pshufh_s (dest, s, order);
+}
+
+/* Shift left logical.  */
+__extension__ static __inline uint16x4_t __attribute__ ((__always_inline__))
+psllh_u (uint16x4_t s, uint8_t amount)
+{
+  return __builtin_loongson_psllh_u (s, amount);
+}
+
+__extension__ static __inline int16x4_t __attribute__ ((__always_inline__))
+psllh_s (int16x4_t s, uint8_t amount)
+{
+  return __builtin_loongson_psllh_s (s, amount);
+}
+
+__extension__ static __inline uint32x2_t __attribute__ ((__always_inline__))
+psllw_u (uint32x2_t s, uint8_t amount)
+{
+  return __builtin_loongson_psllw_u (s, amount);
+}
+
+__extension__ static __inline int32x2_t __attribute__ ((__always_inline__))
+psllw_s (int32x2_t s, uint8_t amount)
+{
+  return __builtin_loongson_psllw_s (s, amount);
+}
+
+/* Shift right logical.  */
+__extension__ static __inline uint16x4_t __attribute__ ((__always_inline__))
+psrlh_u (uint16x4_t s, uint8_t amount)
+{
+  return __builtin_loongson_psrlh_u (s, amount);
+}
+
+__extension__ static __inline int16x4_t __attribute__ ((__always_inline__))
+psrlh_s (int16x4_t s, uint8_t amount)
+{
+  return __builtin_loongson_psrlh_s (s, amount);
+}
+
+__extension__ static __inline uint32x2_t __attribute__ ((__always_inline__))
+psrlw_u (uint32x2_t s, uint8_t amount)
+{
+  return __builtin_loongson_psrlw_u (s, amount);
+}
+
+__extension__ static __inline int32x2_t __attribute__ ((__always_inline__))
+psrlw_s (int32x2_t s, uint8_t amount)
+{
+  return __builtin_loongson_psrlw_s (s, amount);
+}
+
+/* Shift right arithmetic.  */
+__extension__ static __inline uint16x4_t __attribute__ ((__always_inline__))
+psrah_u (uint16x4_t s, uint8_t amount)
+{
+  return __builtin_loongson_psrah_u (s, amount);
+}
+
+__extension__ static __inline int16x4_t __attribute__ ((__always_inline__))
+psrah_s (int16x4_t s, uint8_t amount)
+{
+  return __builtin_loongson_psrah_s (s, amount);
+}
+
+__extension__ static __inline uint32x2_t __attribute__ ((__always_inline__))
+psraw_u (uint32x2_t s, uint8_t amount)
+{
+  return __builtin_loongson_psraw_u (s, amount);
+}
+
+__extension__ static __inline int32x2_t __attribute__ ((__always_inline__))
+psraw_s (int32x2_t s, uint8_t amount)
+{
+  return __builtin_loongson_psraw_s (s, amount);
+}
+
+/* Vector subtraction, treating overflow by wraparound.  */
+__extension__ static __inline uint32x2_t __attribute__ ((__always_inline__))
+psubw_u (uint32x2_t s, uint32x2_t t)
+{
+  return __builtin_loongson_psubw_u (s, t);
+}
+
+__extension__ static __inline uint16x4_t __attribute__ ((__always_inline__))
+psubh_u (uint16x4_t s, uint16x4_t t)
+{
+  return __builtin_loongson_psubh_u (s, t);
+}
+
+__extension__ static __inline uint8x8_t __attribute__ ((__always_inline__))
+psubb_u (uint8x8_t s, uint8x8_t t)
+{
+  return __builtin_loongson_psubb_u (s, t);
+}
+
+__extension__ static __inline int32x2_t __attribute__ ((__always_inline__))
+psubw_s (int32x2_t s, int32x2_t t)
+{
+  return __builtin_loongson_psubw_s (s, t);
+}
+
+__extension__ static __inline int16x4_t __attribute__ ((__always_inline__))
+psubh_s (int16x4_t s, int16x4_t t)
+{
+  return __builtin_loongson_psubh_s (s, t);
+}
+
+__extension__ static __inline int8x8_t __attribute__ ((__always_inline__))
+psubb_s (int8x8_t s, int8x8_t t)
+{
+  return __builtin_loongson_psubb_s (s, t);
+}
+
+/* Subtraction of doubleword integers, treating overflow by wraparound.  */
+__extension__ static __inline uint64_t __attribute__ ((__always_inline__))
+psubd_u (uint64_t s, uint64_t t)
+{
+  return __builtin_loongson_psubd_u (s, t);
+}
+
+__extension__ static __inline int64_t __attribute__ ((__always_inline__))
+psubd_s (int64_t s, int64_t t)
+{
+  return __builtin_loongson_psubd_s (s, t);
+}
+
+/* Vector subtraction, treating overflow by signed saturation.  */
+__extension__ static __inline int16x4_t __attribute__ ((__always_inline__))
+psubsh (int16x4_t s, int16x4_t t)
+{
+  return __builtin_loongson_psubsh (s, t);
+}
+
+__extension__ static __inline int8x8_t __attribute__ ((__always_inline__))
+psubsb (int8x8_t s, int8x8_t t)
+{
+  return __builtin_loongson_psubsb (s, t);
+}
+
+/* Vector subtraction, treating overflow by unsigned saturation.  */
+__extension__ static __inline uint16x4_t __attribute__ ((__always_inline__))
+psubush (uint16x4_t s, uint16x4_t t)
+{
+  return __builtin_loongson_psubush (s, t);
+}
+
+__extension__ static __inline uint8x8_t __attribute__ ((__always_inline__))
+psubusb (uint8x8_t s, uint8x8_t t)
+{
+  return __builtin_loongson_psubusb (s, t);
+}
+
+/* Unpack high data.  */
+__extension__ static __inline uint32x2_t __attribute__ ((__always_inline__))
+punpckhwd_u (uint32x2_t s, uint32x2_t t)
+{
+  return __builtin_loongson_punpckhwd_u (s, t);
+}
+
+__extension__ static __inline uint16x4_t __attribute__ ((__always_inline__))
+punpckhhw_u (uint16x4_t s, uint16x4_t t)
+{
+  return __builtin_loongson_punpckhhw_u (s, t);
+}
+
+__extension__ static __inline uint8x8_t __attribute__ ((__always_inline__))
+punpckhbh_u (uint8x8_t s, uint8x8_t t)
+{
+  return __builtin_loongson_punpckhbh_u (s, t);
+}
+
+__extension__ static __inline int32x2_t __attribute__ ((__always_inline__))
+punpckhwd_s (int32x2_t s, int32x2_t t)
+{
+  return __builtin_loongson_punpckhwd_s (s, t);
+}
+
+__extension__ static __inline int16x4_t __attribute__ ((__always_inline__))
+punpckhhw_s (int16x4_t s, int16x4_t t)
+{
+  return __builtin_loongson_punpckhhw_s (s, t);
+}
+
+__extension__ static __inline int8x8_t __attribute__ ((__always_inline__))
+punpckhbh_s (int8x8_t s, int8x8_t t)
+{
+  return __builtin_loongson_punpckhbh_s (s, t);
+}
+
+/* Unpack low data.  */
+__extension__ static __inline uint32x2_t __attribute__ ((__always_inline__))
+punpcklwd_u (uint32x2_t s, uint32x2_t t)
+{
+  return __builtin_loongson_punpcklwd_u (s, t);
+}
+
+__extension__ static __inline uint16x4_t __attribute__ ((__always_inline__))
+punpcklhw_u (uint16x4_t s, uint16x4_t t)
+{
+  return __builtin_loongson_punpcklhw_u (s, t);
+}
+
+__extension__ static __inline uint8x8_t __attribute__ ((__always_inline__))
+punpcklbh_u (uint8x8_t s, uint8x8_t t)
+{
+  return __builtin_loongson_punpcklbh_u (s, t);
+}
+
+__extension__ static __inline int32x2_t __attribute__ ((__always_inline__))
+punpcklwd_s (int32x2_t s, int32x2_t t)
+{
+  return __builtin_loongson_punpcklwd_s (s, t);
+}
+
+__extension__ static __inline int16x4_t __attribute__ ((__always_inline__))
+punpcklhw_s (int16x4_t s, int16x4_t t)
+{
+  return __builtin_loongson_punpcklhw_s (s, t);
+}
+
+__extension__ static __inline int8x8_t __attribute__ ((__always_inline__))
+punpcklbh_s (int8x8_t s, int8x8_t t)
+{
+  return __builtin_loongson_punpcklbh_s (s, t);
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif