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From: Jonathan Wright <jonwri01@gcc.gnu.org> To: gcc-cvs@gcc.gnu.org Subject: [gcc r12-5168] aarch64: Use type-qualified builtins for UHSUB Neon intrinsics Date: Thu, 11 Nov 2021 15:35:45 +0000 (GMT) [thread overview] Message-ID: <20211111153545.A6D563858015@sourceware.org> (raw) https://gcc.gnu.org/g:aa11d95bea22beb2d9f4ece2b4bf31fa55dc194a commit r12-5168-gaa11d95bea22beb2d9f4ece2b4bf31fa55dc194a Author: Jonathan Wright <jonathan.wright@arm.com> Date: Tue Nov 9 11:39:57 2021 +0000 aarch64: Use type-qualified builtins for UHSUB Neon intrinsics Declare unsigned type-qualified builtins and use them to implement halving-subtract Neon intrinsics. This removes the need for many casts in arm_neon.h. gcc/ChangeLog: 2021-11-09 Jonathan Wright <jonathan.wright@arm.com> * config/aarch64/aarch64-simd-builtins.def: Use BINOPU type qualifiers in generator macros for uhsub builtins. * config/aarch64/arm_neon.h (vhsub_s8): Remove unnecessary cast. (vhsub_s16): Likewise. (vhsub_s32): Likewise. (vhsub_u8): Use type-qualified builtin and remove casts. (vhsub_u16): Likewise. (vhsub_u32): Likewise. (vhsubq_s8): Remove unnecessary cast. (vhsubq_s16): Likewise. (vhsubq_s32): Likewise. (vhsubq_u8): Use type-qualified builtin and remove casts. (vhsubq_u16): Likewise. (vhsubq_u32): Likewise. Diff: --- gcc/config/aarch64/aarch64-simd-builtins.def | 2 +- gcc/config/aarch64/arm_neon.h | 30 +++++++++++----------------- 2 files changed, 13 insertions(+), 19 deletions(-) diff --git a/gcc/config/aarch64/aarch64-simd-builtins.def b/gcc/config/aarch64/aarch64-simd-builtins.def index e21ca76893c..0d5d22e11e2 100644 --- a/gcc/config/aarch64/aarch64-simd-builtins.def +++ b/gcc/config/aarch64/aarch64-simd-builtins.def @@ -179,7 +179,7 @@ BUILTIN_VDQ_BHSI (BINOP, shadd, 0, NONE) BUILTIN_VDQ_BHSI (BINOP, shsub, 0, NONE) BUILTIN_VDQ_BHSI (BINOPU, uhadd, 0, NONE) - BUILTIN_VDQ_BHSI (BINOP, uhsub, 0, NONE) + BUILTIN_VDQ_BHSI (BINOPU, uhsub, 0, NONE) BUILTIN_VDQ_BHSI (BINOP, srhadd, 0, NONE) BUILTIN_VDQ_BHSI (BINOPU, urhadd, 0, NONE) diff --git a/gcc/config/aarch64/arm_neon.h b/gcc/config/aarch64/arm_neon.h index 0848b019de5..05af357f9d5 100644 --- a/gcc/config/aarch64/arm_neon.h +++ b/gcc/config/aarch64/arm_neon.h @@ -1956,90 +1956,84 @@ __extension__ extern __inline int8x8_t __attribute__ ((__always_inline__, __gnu_inline__, __artificial__)) vhsub_s8 (int8x8_t __a, int8x8_t __b) { - return (int8x8_t)__builtin_aarch64_shsubv8qi (__a, __b); + return __builtin_aarch64_shsubv8qi (__a, __b); } __extension__ extern __inline int16x4_t __attribute__ ((__always_inline__, __gnu_inline__, __artificial__)) vhsub_s16 (int16x4_t __a, int16x4_t __b) { - return (int16x4_t) __builtin_aarch64_shsubv4hi (__a, __b); + return __builtin_aarch64_shsubv4hi (__a, __b); } __extension__ extern __inline int32x2_t __attribute__ ((__always_inline__, __gnu_inline__, __artificial__)) vhsub_s32 (int32x2_t __a, int32x2_t __b) { - return (int32x2_t) __builtin_aarch64_shsubv2si (__a, __b); + return __builtin_aarch64_shsubv2si (__a, __b); } __extension__ extern __inline uint8x8_t __attribute__ ((__always_inline__, __gnu_inline__, __artificial__)) vhsub_u8 (uint8x8_t __a, uint8x8_t __b) { - return (uint8x8_t) __builtin_aarch64_uhsubv8qi ((int8x8_t) __a, - (int8x8_t) __b); + return __builtin_aarch64_uhsubv8qi_uuu (__a, __b); } __extension__ extern __inline uint16x4_t __attribute__ ((__always_inline__, __gnu_inline__, __artificial__)) vhsub_u16 (uint16x4_t __a, uint16x4_t __b) { - return (uint16x4_t) __builtin_aarch64_uhsubv4hi ((int16x4_t) __a, - (int16x4_t) __b); + return __builtin_aarch64_uhsubv4hi_uuu (__a, __b); } __extension__ extern __inline uint32x2_t __attribute__ ((__always_inline__, __gnu_inline__, __artificial__)) vhsub_u32 (uint32x2_t __a, uint32x2_t __b) { - return (uint32x2_t) __builtin_aarch64_uhsubv2si ((int32x2_t) __a, - (int32x2_t) __b); + return __builtin_aarch64_uhsubv2si_uuu (__a, __b); } __extension__ extern __inline int8x16_t __attribute__ ((__always_inline__, __gnu_inline__, __artificial__)) vhsubq_s8 (int8x16_t __a, int8x16_t __b) { - return (int8x16_t) __builtin_aarch64_shsubv16qi (__a, __b); + return __builtin_aarch64_shsubv16qi (__a, __b); } __extension__ extern __inline int16x8_t __attribute__ ((__always_inline__, __gnu_inline__, __artificial__)) vhsubq_s16 (int16x8_t __a, int16x8_t __b) { - return (int16x8_t) __builtin_aarch64_shsubv8hi (__a, __b); + return __builtin_aarch64_shsubv8hi (__a, __b); } __extension__ extern __inline int32x4_t __attribute__ ((__always_inline__, __gnu_inline__, __artificial__)) vhsubq_s32 (int32x4_t __a, int32x4_t __b) { - return (int32x4_t) __builtin_aarch64_shsubv4si (__a, __b); + return __builtin_aarch64_shsubv4si (__a, __b); } __extension__ extern __inline uint8x16_t __attribute__ ((__always_inline__, __gnu_inline__, __artificial__)) vhsubq_u8 (uint8x16_t __a, uint8x16_t __b) { - return (uint8x16_t) __builtin_aarch64_uhsubv16qi ((int8x16_t) __a, - (int8x16_t) __b); + return __builtin_aarch64_uhsubv16qi_uuu (__a, __b); } __extension__ extern __inline uint16x8_t __attribute__ ((__always_inline__, __gnu_inline__, __artificial__)) vhsubq_u16 (uint16x8_t __a, uint16x8_t __b) { - return (uint16x8_t) __builtin_aarch64_uhsubv8hi ((int16x8_t) __a, - (int16x8_t) __b); + return __builtin_aarch64_uhsubv8hi_uuu (__a, __b); } __extension__ extern __inline uint32x4_t __attribute__ ((__always_inline__, __gnu_inline__, __artificial__)) vhsubq_u32 (uint32x4_t __a, uint32x4_t __b) { - return (uint32x4_t) __builtin_aarch64_uhsubv4si ((int32x4_t) __a, - (int32x4_t) __b); + return __builtin_aarch64_uhsubv4si_uuu (__a, __b); } __extension__ extern __inline int8x8_t
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