/* ------------------------------------------------------------------ * Copyright (C) 1998-2009 PacketVideo * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either * express or implied. * See the License for the specific language governing permissions * and limitations under the License. * ------------------------------------------------------------------- */ /* Pathname: fxp_mul32_arm_v4_gcc.h ------------------------------------------------------------------------------ REVISION HISTORY Who: Date: Description: ------------------------------------------------------------------------------ INCLUDE DESCRIPTION ------------------------------------------------------------------------------ */ #ifndef FXP_MUL32_V4_ARM_GCC #define FXP_MUL32_V4_ARM_GCC #ifdef __cplusplus extern "C" { #endif #include "pv_audio_type_defs.h" #if defined (_ARM_V4_GCC) /* ARM_V4 GNU COMPILER */ #define preload_cache( a) static inline Int32 shft_lft_1(Int32 L_var1) { Int32 x; register Int32 ra = L_var1; Int32 z = INT32_MAX; asm volatile( "mov %0, %1, asl #1\n\t" "teq %1, %0, asr #1\n\t" "eorne %0, %2, %1, asr #31" : "=&r*i"(x) : "r"(ra), "r"(z)); return(x); } static inline Int32 fxp_mul_16_by_16bb(Int32 L_var1, Int32 L_var2) { Int32 tmp1; Int32 tmp2; register Int32 ra = (Int32)L_var1; register Int32 rb = (Int32)L_var2; asm volatile( "mov %0, %3, asl #16\n\t" "mov %0, %0, asr #16\n\t" "mov %1, %2, asl #16\n\t" "mov %1, %1, asr #16\n\t" "mul %0, %1, %0" : "=&r*i"(tmp1), "=&r*i"(tmp2) : "r"(ra), "r"(rb)); return (tmp1); } #define fxp_mul_16_by_16(a, b) fxp_mul_16_by_16bb( a, b) static inline Int32 fxp_mul_16_by_16tb(Int32 L_var1, Int32 L_var2) { Int32 tmp1; Int32 tmp2; register Int32 ra = (Int32)L_var1; register Int32 rb = (Int32)L_var2; asm volatile( "mov %0, %3, asl #16\n\t" "mov %0, %0, asr #16\n\t" "mov %1, %2, asr #16\n\t" "mul %0, %1, %0" : "=&r*i"(tmp1), "=&r*i"(tmp2) : "r"(ra), "r"(rb)); return (tmp1); } static inline Int32 fxp_mul_16_by_16bt(Int32 L_var1, Int32 L_var2) { Int32 tmp1; Int32 tmp2; register Int32 ra = (Int32)L_var1; register Int32 rb = (Int32)L_var2; asm volatile( "mov %0, %3, asr #16\n\t" "mov %1, %2, asl #16\n\t" "mov %1, %1, asr #16\n\t" "mul %0, %1, %0" : "=&r*i"(tmp1), "=&r*i"(tmp2) : "r"(ra), "r"(rb)); return (tmp1); } static inline Int32 fxp_mul_16_by_16tt(Int32 L_var1, Int32 L_var2) { Int32 tmp1; Int32 tmp2; register Int32 ra = (Int32)L_var1; register Int32 rb = (Int32)L_var2; asm volatile( "mov %0, %3, asr #16\n\t" "mov %1, %2, asr #16\n\t" "mul %0, %1, %0" : "=&r*i"(tmp1), "=&r*i"(tmp2) : "r"(ra), "r"(rb)); return (tmp1); } static inline Int32 fxp_mac_16_by_16(Int16 L_var1, Int16 L_var2, Int32 L_add) { Int32 tmp; register Int32 ra = (Int32)L_var1; register Int32 rb = (Int32)L_var2; register Int32 rc = (Int32)L_add; asm volatile( "mla %0, %1, %2, %3" : "=&r*i"(tmp) : "r"(ra), "r"(rb), "r"(rc)); return (tmp); } static inline Int32 fxp_mac_16_by_16_bb(Int16 L_var1, Int32 L_var2, Int32 L_add) { Int32 tmp1; Int32 tmp2; register Int32 ra = (Int32)L_var1; register Int32 rb = (Int32)L_var2; register Int32 rc = (Int32)L_add; asm volatile( "mov %0, %3, asl #16\n\t" "mov %0, %0, asr #16\n\t" "mla %1, %0, %2, %4" : "=&r*i"(tmp1), "=&r*i"(tmp2) : "r"(ra), "r"(rb), "r"(rc)); return (tmp2); } static inline Int32 fxp_mac_16_by_16_bt(Int16 L_var1, Int32 L_var2, Int32 L_add) { Int32 tmp1; Int32 tmp2; register Int32 ra = (Int32)L_var1; register Int32 rb = (Int32)L_var2; register Int32 rc = (Int32)L_add; asm volatile( "mov %0, %3, asr #16\n\t" "mla %1, %0, %2, %4" : "=&r*i"(tmp1), "=&r*i"(tmp2) : "r"(ra), "r"(rb), "r"(rc)); return (tmp2); } static inline Int32 cmplx_mul32_by_16(Int32 x, Int32 y, Int32 exp_jw) { Int32 rTmp0; Int32 iTmp0; Int32 result64_hi; register Int32 ra = (Int32)x; register Int32 rb = (Int32)y; register Int32 rc = (Int32)exp_jw; asm volatile( "mov %0, %5, asr #16\n\t" "mov %1, %5, asl #16\n\t" "mov %0, %0, asl #16\n\t" : "=&r*i"(rTmp0), "=&r*i"(iTmp0), "=&r*i"(result64_hi) : "r"(ra), "r"(rb), "r"(rc)); asm volatile( "smull %0, %2, %3, %0\n\t" "smlal %1, %2, %4, %1" : "=&r*i"(rTmp0), "=&r*i"(iTmp0), "=&r*i"(result64_hi) : "r"(ra), "r"(rb), "r"(rc)); return (result64_hi); } static inline Int32 fxp_mul32_by_16(Int32 L_var1, Int32 L_var2) { Int32 rTmp0; Int32 result64_hi; Int32 result64_lo; register Int32 ra = (Int32)L_var1; register Int32 rb = (Int32)L_var2; asm volatile( "mov %0, %4, asl #16\n\t" "smull %2, %1, %0, %3" : "=&r*i"(rTmp0), "=&r*i"(result64_hi), "=&r*i"(result64_lo) : "r"(ra), "r"(rb)); return (result64_hi); } #define fxp_mul32_by_16b( a, b) fxp_mul32_by_16( a, b) static inline Int32 fxp_mul32_by_16t(Int32 L_var1, Int32 L_var2) { Int32 rTmp0; Int32 result64_hi; Int32 result64_lo; register Int32 ra = (Int32)L_var1; register Int32 rb = (Int32)L_var2; asm volatile( "mov %0, %4, asr #16\n\t" "mov %0, %0, asl #16\n\t" "smull %2, %1, %0, %3" : "=&r*i"(rTmp0), "=&r*i"(result64_hi), "=&r*i"(result64_lo) : "r"(ra), "r"(rb)); return (result64_hi); } static inline Int32 fxp_mac32_by_16(Int32 L_var1, Int32 L_var2, Int32 L_add) { Int32 rTmp0; Int32 result64_hi; Int32 result64_lo; register Int32 ra = (Int32)L_var1; register Int32 rb = (Int32)L_var2; register Int32 rc = (Int32)L_add; asm volatile( "mov %0, %4, asl #16\n\t" "mov %1, %5\n\t" "smlal %2, %1, %0, %3" : "=&r*i"(rTmp0), "=&r*i"(result64_hi), "=&r*i"(result64_lo) : "r"(ra), "r"(rb), "r"(rc)); return (result64_hi); } static inline int64 fxp_mac64_Q31(int64 sum, const Int32 L_var1, const Int32 L_var2) { sum += (int64)L_var1 * L_var2; return (sum); } static inline Int32 fxp_mac32_Q30(const Int32 a, const Int32 b, Int32 L_add) { Int32 result64_hi; Int32 result64_lo; register Int32 ra = (Int32)a; register Int32 rb = (Int32)b; register Int32 rc = (Int32)L_add; asm volatile("smull %1, %0, %2, %3\n\t" "add %4, %4, %0, asl #2\n\t" "add %0, %4, %1, lsr #30" : "=&r*i"(result64_hi), "=&r*i"(result64_lo) : "r"(ra), "r"(rb), "r"(rc)); return (result64_hi); } static inline Int32 fxp_mac32_Q31(Int32 L_add, const Int32 a, const Int32 b) { Int32 result64_hi; Int32 result64_lo; register Int32 ra = (Int32)a; register Int32 rb = (Int32)b; register Int32 rc = (Int32)L_add; asm volatile("smull %1, %0, %2, %3\n\t" "add %0, %0, %4" : "=&r*i"(result64_hi), "=&r*i"(result64_lo) : "r"(ra), "r"(rb), "r"(rc)); return (result64_hi); } static inline Int32 fxp_msu32_Q31(Int32 L_sub, const Int32 a, const Int32 b) { Int32 result64_hi; Int32 result64_lo; register Int32 ra = (Int32)a; register Int32 rb = (Int32)b; register Int32 rc = (Int32)L_sub; asm volatile("smull %1, %0, %2, %3\n\t" "sub %0, %4, %0" : "=&r*i"(result64_hi), "=&r*i"(result64_lo) : "r"(ra), "r"(rb), "r"(rc)); return (result64_hi); } static inline Int32 fxp_mul32_Q31(const Int32 a, const Int32 b) { Int32 result64_hi; Int32 result64_lo; register Int32 ra = (Int32)a; register Int32 rb = (Int32)b; asm volatile( "smull %1, %0, %2, %3" : "=&r*i"(result64_hi), "=&r*i"(result64_lo) : "r"(ra), "r"(rb)); return (result64_hi); } static inline Int32 fxp_mul32_Q30(const Int32 a, const Int32 b) { Int32 result64_hi; Int32 result64_lo; register Int32 ra = (Int32)a; register Int32 rb = (Int32)b; asm volatile("smull %1, %0, %2, %3\n\t" "mov %0, %0, lsl #2\n\t" "orr %0, %0, %1, lsr #30" : "=&r*i"(result64_hi), "=&r*i"(result64_lo) : "r"(ra), "r"(rb)); return (result64_hi); } static inline Int32 fxp_mac32_Q29(const Int32 a, const Int32 b, Int32 L_add) { Int32 result64_hi; Int32 result64_lo; register Int32 ra = (Int32)a; register Int32 rb = (Int32)b; register Int32 rc = (Int32)L_add; asm volatile("smull %1, %0, %2, %3\n\t" "add %4, %4, %0, lsl #3\n\t" "add %0, %4, %1, lsr #29" : "=&r*i"(result64_hi), "=&r*i"(result64_lo) : "r"(ra), "r"(rb), "r"(rc)); return (result64_hi); } static inline Int32 fxp_msu32_Q29(const Int32 a, const Int32 b, Int32 L_sub) { Int32 result64_hi; Int32 result64_lo; register Int32 ra = (Int32)a; register Int32 rb = (Int32)b; register Int32 rc = (Int32)L_sub; asm volatile("smull %1, %0, %2, %3\n\t" "sub %4, %4, %0, lsl #3\n\t" "sub %0, %4, %1, lsr #29" : "=&r*i"(result64_hi), "=&r*i"(result64_lo) : "r"(ra), "r"(rb), "r"(rc)); return (result64_hi); } static inline Int32 fxp_mul32_Q29(const Int32 a, const Int32 b) { Int32 result64_hi; Int32 result64_lo; register Int32 ra = (Int32)a; register Int32 rb = (Int32)b; asm volatile("smull %1, %0, %2, %3\n\t" "mov %0, %0, lsl #3\n\t" "orr %0, %0, %1, lsr #29" : "=&r*i"(result64_hi), "=&r*i"(result64_lo) : "r"(ra), "r"(rb)); return (result64_hi); } static inline Int32 fxp_mul32_Q28(const Int32 a, const Int32 b) { Int32 result64_hi; Int32 result64_lo; register Int32 ra = (Int32)a; register Int32 rb = (Int32)b; asm volatile("smull %1, %0, %2, %3\n\t" "mov %0, %0, lsl #4\n\t" "orr %0, %0, %1, lsr #28" : "=&r*i"(result64_hi), "=&r*i"(result64_lo) : "r"(ra), "r"(rb)); return (result64_hi); } static inline Int32 fxp_mul32_Q27(const Int32 a, const Int32 b) { Int32 result64_hi; Int32 result64_lo; register Int32 ra = (Int32)a; register Int32 rb = (Int32)b; asm volatile("smull %1, %0, %2, %3\n\t" "mov %0, %0, lsl #5\n\t" "orr %0, %0, %1, lsr #27" : "=&r*i"(result64_hi), "=&r*i"(result64_lo) : "r"(ra), "r"(rb)); return (result64_hi); } static inline Int32 fxp_mul32_Q26(const Int32 a, const Int32 b) { Int32 result64_hi; Int32 result64_lo; register Int32 ra = (Int32)a; register Int32 rb = (Int32)b; asm volatile("smull %1, %0, %2, %3\n\t" "mov %0, %0, lsl #6\n\t" "orr %0, %0, %1, lsr #26" : "=&r*i"(result64_hi), "=&r*i"(result64_lo) : "r"(ra), "r"(rb)); return (result64_hi); } static inline Int32 fxp_mul32_Q20(const Int32 a, const Int32 b) { Int32 result64_hi; Int32 result64_lo; register Int32 ra = (Int32)a; register Int32 rb = (Int32)b; asm volatile("smull %1, %0, %2, %3\n\t" "mov %0, %0, lsl #12\n\t" "orr %0, %0, %1, lsr #20" : "=&r*i"(result64_hi), "=&r*i"(result64_lo) : "r"(ra), "r"(rb)); return (result64_hi); } static inline Int32 fxp_mul32_Q15(const Int32 a, const Int32 b) { Int32 result64_hi; Int32 result64_lo; register Int32 ra = (Int32)a; register Int32 rb = (Int32)b; asm volatile("smull %1, %0, %2, %3\n\t" "mov %0, %0, lsl #17\n\t" "orr %0, %0, %1, lsr #15" : "=&r*i"(result64_hi), "=&r*i"(result64_lo) : "r"(ra), "r"(rb)); return (result64_hi); } static inline Int32 fxp_mul32_Q14(const Int32 a, const Int32 b) { Int32 result64_hi; Int32 result64_lo; register Int32 ra = (Int32)a; register Int32 rb = (Int32)b; asm volatile("smull %1, %0, %2, %3\n\t" "mov %0, %0, lsl #18\n\t" "orr %0, %0, %1, lsr #14" : "=&r*i"(result64_hi), "=&r*i"(result64_lo) : "r"(ra), "r"(rb)); return (result64_hi); } #endif #ifdef __cplusplus } #endif #endif /* FXP_MUL32_V4_ARM_GCC */