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Diffstat (limited to 'lib/sec_library/include/core/csi_gcc.h')
| -rw-r--r-- | lib/sec_library/include/core/csi_gcc.h | 3279 |
1 files changed, 3279 insertions, 0 deletions
diff --git a/lib/sec_library/include/core/csi_gcc.h b/lib/sec_library/include/core/csi_gcc.h new file mode 100644 index 00000000..5cccffa6 --- /dev/null +++ b/lib/sec_library/include/core/csi_gcc.h @@ -0,0 +1,3279 @@ +/* + * Copyright (C) 2017-2019 Alibaba Group Holding Limited + */ + +/****************************************************************************** + * @file csi_gcc.h + * @brief CSI Header File for GCC. + * @version V1.0 + * @date 02. June 2020 + ******************************************************************************/ + +#ifndef _CSI_GCC_H_ +#define _CSI_GCC_H_ + +#include <stdlib.h> +#include <stdint.h> + +#ifndef __ASM +#define __ASM __asm /*!< asm keyword for GNU Compiler */ +#endif + +#ifndef __INLINE +#define __INLINE inline /*!< inline keyword for GNU Compiler */ +#endif + +#ifndef __ALWAYS_STATIC_INLINE +#define __ALWAYS_STATIC_INLINE __attribute__((always_inline)) static inline +#endif + +#ifndef __STATIC_INLINE +#define __STATIC_INLINE static inline +#endif + +#ifndef __NO_RETURN +#define __NO_RETURN __attribute__((__noreturn__)) +#endif + +#ifndef __USED +#define __USED __attribute__((used)) +#endif + +#ifndef __WEAK +#define __WEAK __attribute__((weak)) +#endif + +#ifndef __PACKED +#define __PACKED __attribute__((packed, aligned(1))) +#endif + +#ifndef __PACKED_STRUCT +#define __PACKED_STRUCT struct __attribute__((packed, aligned(1))) +#endif + +#ifndef __PACKED_UNION +#define __PACKED_UNION union __attribute__((packed, aligned(1))) +#endif + + +/* ########################### Core Function Access ########################### */ +/** \ingroup CSI_Core_FunctionInterface + \defgroup CSI_Core_RegAccFunctions CSI Core Register Access Functions + @{ + */ +/** + \brief Enable IRQ Interrupts + \details Enables IRQ interrupts by setting the IE-bit in the PSR. + Can only be executed in Privileged modes. + */ +__ALWAYS_STATIC_INLINE void __enable_irq(void) +{ + __ASM volatile("psrset ie"); +} + + + +/** + \brief Disable IRQ Interrupts + \details Disables IRQ interrupts by clearing the IE-bit in the PSR. + Can only be executed in Privileged modes. + */ +__ALWAYS_STATIC_INLINE void __disable_irq(void) +{ + __ASM volatile("psrclr ie"); +} + +/** + \brief Get PSR + \details Returns the content of the PSR Register. + \return PSR Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_PSR(void) +{ + uint32_t result; + + __ASM volatile("mfcr %0, psr" : "=r"(result)); + return (result); +} + +/** + \brief Set PSR + \details Writes the given value to the PSR Register. + \param [in] psr PSR Register value to set + */ +__ALWAYS_STATIC_INLINE void __set_PSR(uint32_t psr) +{ + __ASM volatile("mtcr %0, psr" : : "r"(psr)); +} + +/** + \brief Get SP + \details Returns the content of the SP Register. + \return SP Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_SP(void) +{ + uint32_t result; + + __ASM volatile("mov %0, sp" : "=r"(result)); + return (result); +} + +/** + \brief Set SP + \details Writes the given value to the SP Register. + \param [in] sp SP Register value to set + */ +__ALWAYS_STATIC_INLINE void __set_SP(uint32_t sp) +{ + __ASM volatile("mov sp, %0" : : "r"(sp): "sp"); +} + +/** + \brief Get Int SP + \details Returns the content of the Int SP Register. + \return Int SP Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_Int_SP(void) +{ + uint32_t result; + + __ASM volatile("mfcr %0, cr<15, 1>" : "=r"(result)); + return (result); +} + +/** + \brief Set Int SP + \details Writes the given value to the Int SP Register. + \param [in] sp Int SP Register value to set + */ +__ALWAYS_STATIC_INLINE void __set_Int_SP(uint32_t sp) +{ + __ASM volatile("mtcr %0, cr<15, 1>" : : "r"(sp)); +} + +/** + \brief Get VBR Register + \details Returns the content of the VBR Register. + \return VBR Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_VBR(void) +{ + uint32_t result; + + __ASM volatile("mfcr %0, vbr" : "=r"(result)); + return (result); +} + +/** + \brief Set VBR + \details Writes the given value to the VBR Register. + \param [in] vbr VBR Register value to set + */ +__ALWAYS_STATIC_INLINE void __set_VBR(uint32_t vbr) +{ + __ASM volatile("mtcr %0, vbr" : : "r"(vbr)); +} + +/** + \brief Get EPC Register + \details Returns the content of the EPC Register. + \return EPC Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_EPC(void) +{ + uint32_t result; + + __ASM volatile("mfcr %0, epc" : "=r"(result)); + return (result); +} + +/** + \brief Set EPC + \details Writes the given value to the EPC Register. + \param [in] epc EPC Register value to set + */ +__ALWAYS_STATIC_INLINE void __set_EPC(uint32_t epc) +{ + __ASM volatile("mtcr %0, epc" : : "r"(epc)); +} + +/** + \brief Get EPSR + \details Returns the content of the EPSR Register. + \return EPSR Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_EPSR(void) +{ + uint32_t result; + + __ASM volatile("mfcr %0, epsr" : "=r"(result)); + return (result); +} + +/** + \brief Set EPSR + \details Writes the given value to the EPSR Register. + \param [in] epsr EPSR Register value to set + */ +__ALWAYS_STATIC_INLINE void __set_EPSR(uint32_t epsr) +{ + __ASM volatile("mtcr %0, epsr" : : "r"(epsr)); +} + +/** + \brief Get CPUID Register + \details Returns the content of the CPUID Register. + \return CPUID Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_CPUID(void) +{ + uint32_t result; + +#ifdef __CK610 + __ASM volatile("mfcr %0, cr13" : "=r"(result)); +#else + __ASM volatile("mfcr %0, cr<13, 0>" : "=r"(result)); +#endif + return (result); +} + +/** + \brief Get CCR + \details Returns the current value of the CCR. + \return CCR Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_CCR(void) +{ + register uint32_t result; + +#ifdef __CK610 + __ASM volatile("mfcr %0, cr18\n" : "=r"(result)); +#else + __ASM volatile("mfcr %0, cr<18, 0>\n" : "=r"(result)); +#endif + return (result); +} + + +/** + \brief Set CCR + \details Assigns the given value to the CCR. + \param [in] ccr CCR value to set + */ +__ALWAYS_STATIC_INLINE void __set_CCR(uint32_t ccr) +{ +#ifdef __CK610 + __ASM volatile("mtcr %0, cr18\n" : : "r"(ccr)); +#else + __ASM volatile("mtcr %0, cr<18, 0>\n" : : "r"(ccr)); +#endif +} + +/** + \brief Get CCR2 + \details Returns the current value of the CCR2. + \return CCR2 Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_CCR2(void) +{ + register uint32_t result; + + __ASM volatile("mfcr %0, cr<31, 0>\n" : "=r"(result)); + return (result); +} + +/** + \brief Set CCR2 + \details Assigns the given value to the CCR2. + \param [in] ccr2 CCR2 value to set + */ +__ALWAYS_STATIC_INLINE void __set_CCR2(uint32_t ccr2) +{ + __ASM volatile("mtcr %0, cr<31, 0>\n" : : "r"(ccr2)); +} + +/** + \brief Get DCSR + \details Returns the content of the DCSR Register. + \return DCSR Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_DCSR(void) +{ + uint32_t result; +#ifdef __CK610 + __ASM volatile("mfcr %0, cr14" : "=r"(result)); +#else + __ASM volatile("mfcr %0, cr<14, 0>" : "=r"(result)); +#endif + return (result); +} + + +/** + \brief Set DCSR + \details Writes the given value to the DCSR Register. + \param [in] dcsr DCSR Register value to set + */ +__ALWAYS_STATIC_INLINE void __set_DCSR(uint32_t dcsr) +{ +#ifdef __CK610 + __ASM volatile("mtcr %0, cr14" : : "r"(dcsr)); +#else + __ASM volatile("mtcr %0, cr<14, 0>" : : "r"(dcsr)); +#endif +} + + +/** + \brief Get CFR + \details Returns the content of the CFR Register. + \return CFR Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_CFR(void) +{ + uint32_t result; +#ifdef __CK610 + __ASM volatile("mfcr %0, cr17" : "=r"(result)); +#else + __ASM volatile("mfcr %0, cr<17, 0>" : "=r"(result)); +#endif + + return (result); +} + + +/** + \brief Set CFR + \details Writes the given value to the CFR Register. + \param [in] cfr CFR Register value to set + */ +__ALWAYS_STATIC_INLINE void __set_CFR(uint32_t cfr) +{ +#ifdef __CK610 + __ASM volatile("mtcr %0, cr17" : : "r"(cfr)); +#else + __ASM volatile("mtcr %0, cr<17, 0>" : : "r"(cfr)); +#endif +} + + +/** + \brief Get CIR + \details Returns the content of the CIR Register. + \return CIR Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_CIR(void) +{ + uint32_t result; +#ifdef __CK610 + __ASM volatile("mfcr %0, cr22" : "=r"(result)); +#else + __ASM volatile("mfcr %0, cr<22, 0>" : "=r"(result)); +#endif + return (result); +} + + +/** + \brief Set CIR + \details Writes the given value to the CIR Register. + \param [in] cir CIR Register value to set + */ +__ALWAYS_STATIC_INLINE void __set_CIR(uint32_t cir) +{ +#ifdef __CK610 + __ASM volatile("mtcr %0, cr22" : : "r"(cir)); +#else + __ASM volatile("mtcr %0, cr<22, 0>" : : "r"(cir)); +#endif +} + +/** + \brief Get ERRLC + \details Returns the current value of the ERRLC. + \return ERRLC Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_ERRLC(void) +{ + register uint32_t result; + + __ASM volatile("mfcr %0, cr<6, 1>\n" : "=r"(result)); + return (result); +} + +/** + \brief Set ERRLC + \details Assigns the given value to the ERRLC. + \param [in] errlc ERRLC value to set + */ +__ALWAYS_STATIC_INLINE void __set_ERRLC(uint32_t errlc) +{ + __ASM volatile("mtcr %0, cr<6, 1>\n" : : "r"(errlc)); +} + +/** + \brief Get ERRADDR + \details Returns the current value of the ERRADDR. + \return ERRADDR Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_ERRADDR(void) +{ + register uint32_t result; + + __ASM volatile("mfcr %0, cr<7, 1>\n" : "=r"(result)); + return (result); +} + +/** + \brief Set ERRADDR + \details Assigns the given value to the ERRADDR. + \param [in] erraddr ERRADDR value to set + */ +__ALWAYS_STATIC_INLINE void __set_ERRADDR(uint32_t erraddr) +{ + __ASM volatile("mtcr %0, cr<7, 1>\n" : : "r"(erraddr)); +} + +/** + \brief Get ERRSTS + \details Returns the current value of the ERRSTS. + \return ERRSTS Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_ERRSTS(void) +{ + register uint32_t result; + + __ASM volatile("mfcr %0, cr<8, 1>\n" : "=r"(result)); + return (result); +} + +/** + \brief Set ERRSTS + \details Assigns the given value to the ERRSTS. + \param [in] errsts ERRSTS value to set + */ +__ALWAYS_STATIC_INLINE void __set_ERRSTS(uint32_t errsts) +{ + __ASM volatile("mtcr %0, cr<8, 1>\n" : : "r"(errsts)); +} + +/** + \brief Get ERRINJCR + \details Returns the current value of the ERRINJCR. + \return ERRINJCR Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_ERRINJCR(void) +{ + register uint32_t result; + + __ASM volatile("mfcr %0, cr<9, 1>\n" : "=r"(result)); + return (result); +} + +/** + \brief Set ERRINJCR + \details Assigns the given value to the ERRINJCR. + \param [in] errinjcr ERRINJCR value to set + */ +__ALWAYS_STATIC_INLINE void __set_ERRINJCR(uint32_t errinjcr) +{ + __ASM volatile("mtcr %0, cr<9, 1>\n" : : "r"(errinjcr)); +} + +/** + \brief Get ERRINJCNT + \details Returns the current value of the ERRINJCNT. + \return ERRINJCNT Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_ERRINJCNT(void) +{ + register uint32_t result; + + __ASM volatile("mfcr %0, cr<10, 1>\n" : "=r"(result)); + return (result); +} + +/** + \brief Set ERRINJCNT + \details Assigns the given value to the ERRINJCNT. + \param [in] errinjcnt ERRINJCNT value to set + */ +__ALWAYS_STATIC_INLINE void __set_ERRINJCNT(uint32_t errinjcnt) +{ + __ASM volatile("mtcr %0, cr<10, 1>\n" : : "r"(errinjcnt)); +} + +/** + \brief Get ITCMCR + \details Returns the content of the ITCMCR Register. + \return ITCMCR Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_ITCMCR(void) +{ + uint32_t result; + __ASM volatile("mfcr %0, cr<22, 1>" : "=r"(result)); + return (result); +} + +/** + \brief Set ITCMCR + \details Writes the given value to the ITCMCR Register. + \param [in] itcmcr ITCMCR Register value to set + */ +__ALWAYS_STATIC_INLINE void __set_ITCMCR(uint32_t itcmcr) +{ + __ASM volatile("mtcr %0, cr<22, 1>" : : "r"(itcmcr)); +} + +/** + \brief Get DTCMCR + \details Returns the content of the DTCMCR Register. + \return DTCMCR Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_DTCMCR(void) +{ + uint32_t result; + __ASM volatile("mfcr %0, cr<23, 1>" : "=r"(result)); + return (result); +} + +/** + \brief Set DTCMCR + \details Writes the given value to the DTCMCR Register. + \param [in] dtcmcr DTCMCR Register value to set + */ +__ALWAYS_STATIC_INLINE void __set_DTCMCR(uint32_t dtcmcr) +{ + __ASM volatile("mtcr %0, cr<23, 1>" : : "r"(dtcmcr)); +} + +/** + \brief Get CINDEX + \details Returns the current value of the CINDEX. + \return CINDEX Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_CINDEX(void) +{ + register uint32_t result; + + __ASM volatile("mfcr %0, cr<26, 1>\n" : "=r"(result)); + return (result); +} + +/** + \brief Set CINDEX + \details Assigns the given value to the CINDEX. + \param [in] cindex CINDEX value to set + */ +__ALWAYS_STATIC_INLINE void __set_CINDEX(uint32_t cindex) +{ + __ASM volatile("mtcr %0, cr<26, 1>\n" : : "r"(cindex)); +} + +/** + \brief Get CDATAx + \details Returns the current value of the CDATAx. + \return CDATAx Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_CDATA0(void) +{ + register uint32_t result; + + __ASM volatile("mfcr %0, cr<27, 1>\n" : "=r"(result)); + return (result); +} + +__ALWAYS_STATIC_INLINE uint32_t __get_CDATA1(void) +{ + register uint32_t result; + + __ASM volatile("mfcr %0, cr<28, 1>\n" : "=r"(result)); + return (result); +} + +__ALWAYS_STATIC_INLINE uint32_t __get_CDATA2(void) +{ + register uint32_t result; + + __ASM volatile("mfcr %0, cr<29, 1>\n" : "=r"(result)); + return (result); +} + +/** + \brief Set CDATAx + \details Assigns the given value to the CDATAx. + \param [in] cdata CDATAx value to set + */ +__ALWAYS_STATIC_INLINE void __set_CDATA0(uint32_t cdata) +{ + __ASM volatile("mtcr %0, cr<27, 1>\n" : : "r"(cdata)); +} + +__ALWAYS_STATIC_INLINE void __set_CDATA1(uint32_t cdata) +{ + __ASM volatile("mtcr %0, cr<28, 1>\n" : : "r"(cdata)); +} + +__ALWAYS_STATIC_INLINE void __set_CDATA2(uint32_t cdata) +{ + __ASM volatile("mtcr %0, cr<29, 1>\n" : : "r"(cdata)); +} + +/** + \brief Get CINS + \details Returns the current value of the CINS. + \return CINS Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_CINS(void) +{ + register uint32_t result; + + __ASM volatile("mfcr %0, cr<31, 1>\n" : "=r"(result)); + return (result); +} + +/** + \brief Set CINS + \details Assigns the given value to the CINS. + \param [in] cins CINS value to set + */ +__ALWAYS_STATIC_INLINE void __set_CINS(uint32_t cins) +{ + __ASM volatile("mtcr %0, cr<31, 1>\n" : : "r"(cins)); +} + +/** + \brief Get CAPR + \details Returns the current value of the CAPR. + \return CAPR Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_CAPR(void) +{ + register uint32_t result; + +#ifdef __CK610 + __ASM volatile("mfcr %0, cr19\n" : "=r"(result)); +#else + __ASM volatile("mfcr %0, cr<19, 0>\n" : "=r"(result)); +#endif + return (result); +} + +/** + \brief Set CAPR + \details Assigns the given value to the CAPR. + \param [in] capr CAPR value to set + */ +__ALWAYS_STATIC_INLINE void __set_CAPR(uint32_t capr) +{ +#ifdef __CK610 + __ASM volatile("mtcr %0, cr19\n" : : "r"(capr)); +#else + __ASM volatile("mtcr %0, cr<19, 0>\n" : : "r"(capr)); +#endif +} + +/** + \brief Get CAPR1 + \details Returns the current value of the CAPR1. + \return CAPR1 Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_CAPR1(void) +{ + register uint32_t result; + + __ASM volatile("mfcr %0, cr<16, 0>\n" : "=r"(result)); + return (result); +} + +/** + \brief Set CAPR1 + \details Assigns the given value to the CAPR1. + \param [in] capr1 CAPR1 value to set + */ +__ALWAYS_STATIC_INLINE void __set_CAPR1(uint32_t capr1) +{ + __ASM volatile("mtcr %0, cr<16, 0>\n" : : "r"(capr1)); +} + +/** + \brief Set PACR + \details Assigns the given value to the PACR. + + \param [in] pacr PACR value to set + */ +__ALWAYS_STATIC_INLINE void __set_PACR(uint32_t pacr) +{ +#ifdef __CK610 + __ASM volatile("mtcr %0, cr20\n" : : "r"(pacr)); +#else + __ASM volatile("mtcr %0, cr<20, 0>\n" : : "r"(pacr)); +#endif +} + + +/** + \brief Get PACR + \details Returns the current value of PACR. + \return PACR value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_PACR(void) +{ + uint32_t result; + +#ifdef __CK610 + __ASM volatile("mfcr %0, cr20" : "=r"(result)); +#else + __ASM volatile("mfcr %0, cr<20, 0>" : "=r"(result)); +#endif + return (result); +} + +/** + \brief Set PRSR + \details Assigns the given value to the PRSR. + + \param [in] prsr PRSR value to set + */ +__ALWAYS_STATIC_INLINE void __set_PRSR(uint32_t prsr) +{ +#ifdef __CK610 + __ASM volatile("mtcr %0, cr21\n" : : "r"(prsr)); +#else + __ASM volatile("mtcr %0, cr<21, 0>\n" : : "r"(prsr)); +#endif +} + +/** + \brief Get PRSR + \details Returns the current value of PRSR. + \return PRSR value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_PRSR(void) +{ + uint32_t result; + +#ifdef __CK610 + __ASM volatile("mfcr %0, cr21" : "=r"(result)); +#else + __ASM volatile("mfcr %0, cr<21, 0>" : "=r"(result)); +#endif + return (result); +} + +/** + \brief Set ATTR0 + \details Assigns the given value to the ATTR0. + + \param [in] attr0 ATTR0 value to set + */ +__ALWAYS_STATIC_INLINE void __set_ATTR0(uint32_t attr0) +{ + __ASM volatile("mtcr %0, cr<26, 0>\n" : : "r"(attr0)); +} + +/** + \brief Get ATTR0 + \details Returns the current value of ATTR0. + \return ATTR0 value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_ATTR0(void) +{ + uint32_t result; + + __ASM volatile("mfcr %0, cr<26, 0>" : "=r"(result)); + + return (result); +} + +/** + \brief Set ATTR1 + \details Assigns the given value to the ATTR1. + + \param [in] attr0 ATTR1 value to set + */ +__ALWAYS_STATIC_INLINE void __set_ATTR1(uint32_t attr1) +{ + __ASM volatile("mtcr %0, cr<27, 0>\n" : : "r"(attr1)); +} + +/** + \brief Get ATTR1 + \details Returns the current value of ATTR1. + \return ATTR1 value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_ATTR1(void) +{ + uint32_t result; + + __ASM volatile("mfcr %0, cr<27, 0>" : "=r"(result)); + + return (result); +} + +/** + \brief Get user sp + \details Returns the current value of user r14. + \return UR14 value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_UR14(void) +{ + uint32_t result; + +#ifdef __CK610 + __ASM volatile("mov %0, sp" : "=r"(result)); +#else + __ASM volatile("mfcr %0, cr<14, 1>" : "=r"(result)); +#endif + return (result); +} + +/** + \brief Set UR14 + \details Assigns the given value to the UR14. + \param [in] ur14 UR14 value to set + */ +__ALWAYS_STATIC_INLINE void __set_UR14(uint32_t ur14) +{ +#ifdef __CK610 + __ASM volatile("mov sp, %0" : "=r"(ur14)); +#else + __ASM volatile("mtcr %0, cr<14, 1>\n" : : "r"(ur14)); +#endif +} + +/** + \brief Get CHR Register + \details Returns the content of the CHR Register. + \return CHR Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_CHR(void) +{ + uint32_t result; + + __ASM volatile("mfcr %0, cr<31, 0>\n" :"=r"(result)); + return (result); +} + +/** + \brief Set CHR + \details Assigns the given value to the CHR. + \param [in] chr CHR value to set + */ +__ALWAYS_STATIC_INLINE void __set_CHR(uint32_t chr) +{ + __ASM volatile("mtcr %0, cr<31, 0>\n" : : "r"(chr)); +} + +/** + \brief Get HINT + \details Returns the content of the HINT Register. + \return HINT Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_HINT(void) +{ + uint32_t result; +#ifdef __CK610 + __ASM volatile("mfcr %0, cr<30, 0>" : "=r"(result)); +#else + __ASM volatile("mfcr %0, cr<31, 0>" : "=r"(result)); +#endif + return (result); +} + +/** + \brief Set HINT + \details Writes the given value to the HINT Register. + \param [in] hint HINT Register value to set + */ +__ALWAYS_STATIC_INLINE void __set_HINT(uint32_t hint) +{ +#ifdef __CK610 + __ASM volatile("mtcr %0, cr<30, 0>" : "=r"(hint)); +#else + __ASM volatile("mtcr %0, cr<31, 0>" : : "r"(hint)); +#endif +} + +/** + \brief Get MIR + \details Returns the content of the MIR Register. + \return MIR Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_MIR(void) +{ + uint32_t result; +#ifdef __CK610 + __ASM volatile("cpseti 15"); + __ASM volatile("cprcr %0, cpcr0" : "=r"(result)); +#else + __ASM volatile("mfcr %0, cr<0, 15>" : "=r"(result)); +#endif + return (result); +} + +/** + \brief Set MIR + \details Writes the given value to the MIR Register. + \param [in] mir MIR Register value to set + */ +__ALWAYS_STATIC_INLINE void __set_MIR(uint32_t mir) +{ +#ifdef __CK610 + __ASM volatile("cpseti 15"); + __ASM volatile("cpwcr %0, cpcr0" : : "b"(mir)); +#else + __ASM volatile("mtcr %0, cr<0, 15>" : : "r"(mir)); +#endif +} + + +/** + \brief Get MEL0 + \details Returns the content of the MEL0 Register. + \return MEL0 Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_MEL0(void) +{ + uint32_t result; +#ifdef __CK610 + __ASM volatile("cpseti 15"); + __ASM volatile("cprcr %0, cpcr2" : "=r"(result)); +#else + __ASM volatile("mfcr %0, cr<2, 15>" : "=r"(result)); +#endif + return (result); +} + +/** + \brief Set MEL0 + \details Writes the given value to the MEL0 Register. + \param [in] mel0 MEL0 Register value to set + */ +__ALWAYS_STATIC_INLINE void __set_MEL0(uint32_t mel0) +{ +#ifdef __CK610 + __ASM volatile("cpseti 15"); + __ASM volatile("cpwcr %0, cpcr2" : : "b"(mel0)); +#else + __ASM volatile("mtcr %0, cr<2, 15>" : : "r"(mel0)); +#endif +} + + +/** + \brief Get MEL1 + \details Returns the content of the MEL1 Register. + \return MEL1 Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_MEL1(void) +{ + uint32_t result; +#ifdef __CK610 + __ASM volatile("cpseti 15"); + __ASM volatile("cprcr %0, cpcr3" : "=r"(result)); +#else + __ASM volatile("mfcr %0, cr<3, 15>" : "=r"(result)); +#endif + return (result); +} + +/** + \brief Set MEL1 + \details Writes the given value to the MEL1 Register. + \param [in] mel1 MEL1 Register value to set + */ +__ALWAYS_STATIC_INLINE void __set_MEL1(uint32_t mel1) +{ +#ifdef __CK610 + __ASM volatile("cpseti 15"); + __ASM volatile("cpwcr %0, cpcr3" : : "b"(mel1)); +#else + __ASM volatile("mtcr %0, cr<3, 15>" : : "r"(mel1)); +#endif +} + + +/** + \brief Get MEH + \details Returns the content of the MEH Register. + \return MEH Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_MEH(void) +{ + uint32_t result; +#ifdef __CK610 + __ASM volatile("cpseti 15"); + __ASM volatile("cprcr %0, cpcr4" : "=r"(result)); +#else + __ASM volatile("mfcr %0, cr<4, 15>" : "=r"(result)); +#endif + return (result); +} + +/** + \brief Set MEH + \details Writes the given value to the MEH Register. + \param [in] meh MEH Register value to set + */ +__ALWAYS_STATIC_INLINE void __set_MEH(uint32_t meh) +{ +#ifdef __CK610 + __ASM volatile("cpseti 15"); + __ASM volatile("cpwcr %0, cpcr4" : : "b"(meh)); +#else + __ASM volatile("mtcr %0, cr<4, 15>" : : "r"(meh)); +#endif +} + + +/** + \brief Get MPR + \details Returns the content of the MPR Register. + \return MPR Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_MPR(void) +{ + uint32_t result; +#ifdef __CK610 + __ASM volatile("cpseti 15"); + __ASM volatile("cprcr %0, cpcr6" : "=r"(result)); +#else + __ASM volatile("mfcr %0, cr<6, 15>" : "=r"(result)); +#endif + return (result); +} + +/** + \brief Set MPR + \details Writes the given value to the MPR Register. + \param [in] mpr MPR Register value to set + */ +__ALWAYS_STATIC_INLINE void __set_MPR(uint32_t mpr) +{ +#ifdef __CK610 + __ASM volatile("cpseti 15"); + __ASM volatile("cpwcr %0, cpcr6" : : "b"(mpr)); +#else + __ASM volatile("mtcr %0, cr<6, 15>" : : "r"(mpr)); +#endif +} + + +/** + \brief Get MCIR + \details Returns the content of the MCIR Register. + \return MCIR Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_MCIR(void) +{ + uint32_t result; +#ifdef __CK610 + __ASM volatile("cpseti 15"); + __ASM volatile("cprcr %0, cpcr8" : "=r"(result)); +#else + __ASM volatile("mfcr %0, cr<8, 15>" : "=r"(result)); +#endif + return (result); +} + +/** + \brief Set MCIR + \details Writes the given value to the MCIR Register. + \param [in] mcir MCIR Register value to set + */ +__ALWAYS_STATIC_INLINE void __set_MCIR(uint32_t mcir) +{ +#ifdef __CK610 + __ASM volatile("cpseti 15"); + __ASM volatile("cpwcr %0, cpcr8" : : "b"(mcir)); +#else + __ASM volatile("mtcr %0, cr<8, 15>" : : "r"(mcir)); +#endif +} + + +/** + \brief Get MPGD + \details Returns the content of the MPGD Register. + \return MPGD Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_MPGD(void) +{ + uint32_t result; +#ifdef __CK610 + __ASM volatile("cpseti 15"); + __ASM volatile("cprcr %0, cpcr29" : "=r"(result)); +#else + __ASM volatile("mfcr %0, cr<29, 15>" : "=r"(result)); +#endif + return (result); +} + +/** + \brief Set MPGD + \details Writes the given value to the MPGD Register. + \param [in] mpgd MPGD Register value to set + */ +__ALWAYS_STATIC_INLINE void __set_MPGD(uint32_t mpgd) +{ +#ifdef __CK610 + __ASM volatile("cpseti 15"); + __ASM volatile("cpwcr %0, cpcr29" : : "b"(mpgd)); +#else + __ASM volatile("mtcr %0, cr<29, 15>" : : "r"(mpgd)); +#endif +} + + +/** + \brief Get MSA0 + \details Returns the content of the MSA0 Register. + \return MSA0 Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_MSA0(void) +{ + uint32_t result; +#ifdef __CK610 + __ASM volatile("cpseti 15"); + __ASM volatile("cprcr %0, cpcr30" : "=r"(result)); +#else + __ASM volatile("mfcr %0, cr<30, 15>" : "=r"(result)); +#endif + return (result); +} + +/** + \brief Set MSA0 + \details Writes the given value to the MSA0 Register. + \param [in] msa0 MSA0 Register value to set + */ +__ALWAYS_STATIC_INLINE void __set_MSA0(uint32_t msa0) +{ +#ifdef __CK610 + __ASM volatile("cpseti 15"); + __ASM volatile("cpwcr %0, cpcr30" : : "b"(msa0)); +#else + __ASM volatile("mtcr %0, cr<30, 15>" : : "r"(msa0)); +#endif +} + + +/** + \brief Get MSA1 + \details Returns the content of the MSA1 Register. + \return MSA1 Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_MSA1(void) +{ + uint32_t result; + +#ifdef __CK610 + __ASM volatile("cpseti 15"); + __ASM volatile("cprcr %0, cpcr31" : "=r"(result)); +#else + __ASM volatile("mfcr %0, cr<31, 15>" : "=r"(result)); +#endif + return (result); +} + +/** + \brief Set MSA1 + \details Writes the given value to the MSA1 Register. + \param [in] msa1 MSA1 Register value to set + */ +__ALWAYS_STATIC_INLINE void __set_MSA1(uint32_t msa1) +{ +#ifdef __CK610 + __ASM volatile("cpseti 15"); + __ASM volatile("cpwcr %0, cpcr31" : : "b"(msa1)); +#else + __ASM volatile("mtcr %0, cr<31, 15>" : : "r"(msa1)); +#endif +} + + +/** + \brief Enable interrupts and exceptions + \details Enables interrupts and exceptions by setting the IE-bit and EE-bit in the PSR. + Can only be executed in Privileged modes. + */ +__ALWAYS_STATIC_INLINE void __enable_excp_irq(void) +{ + __ASM volatile("psrset ee, ie"); +} + + +/** + \brief Disable interrupts and exceptions + \details Disables interrupts and exceptions by clearing the IE-bit and EE-bit in the PSR. + Can only be executed in Privileged modes. + */ +__ALWAYS_STATIC_INLINE void __disable_excp_irq(void) +{ + __ASM volatile("psrclr ee, ie"); +} + +/** + \brief Get GSR + \details Returns the content of the GSR Register. + \return GSR Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_GSR(void) +{ + uint32_t result; + +#ifdef __CK610 + __ASM volatile("mfcr %0, cr12" : "=r"(result)); +#else + __ASM volatile("mfcr %0, cr<12, 0>" : "=r"(result)); +#endif + return (result); +} + +/** + \brief Get GCR + \details Returns the content of the GCR Register. + \return GCR Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_GCR(void) +{ + uint32_t result; + +#ifdef __CK610 + __ASM volatile("mfcr %0, cr11" : "=r"(result)); +#else + __ASM volatile("mfcr %0, cr<11, 0>" : "=r"(result)); +#endif + return (result); +} + +/** + \brief Set GCR + \details Writes the given value to the GCR Register. + \param [in] gcr GCR Register value to set + */ +__ALWAYS_STATIC_INLINE void __set_GCR(uint32_t gcr) +{ +#ifdef __CK610 + __ASM volatile("mtcr %0, cr11" : : "r"(gcr)); +#else + __ASM volatile("mtcr %0, cr<11, 0>" : : "r"(gcr)); +#endif +} + +/** + \brief Get WSSR + \details Returns the content of the WSSR Register, must be accessed in TEE + \return WSSR Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_WSSR(void) +{ + uint32_t result; + + __ASM volatile("mfcr %0, cr<0, 3>" : "=r"(result)); + return (result); +} + +/** + \brief Get WRCR + \details Returns the content of the WRCR Register, must be accessed in TEE + \return WRCR Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_WRCR(void) +{ + uint32_t result; + + __ASM volatile("mfcr %0, cr<1, 3>" : "=r"(result)); + return (result); +} + +/** + \brief Set WRCR + \details Writes the given value to the WRCR Register, must be accessed in TEE + \param [in] wrcr WRCR Register value to set + */ +__ALWAYS_STATIC_INLINE void __set_WRCR(uint32_t wrcr) +{ + __ASM volatile("mtcr %0, cr<1, 3>" : : "r"(wrcr)); +} + +/** + \brief Get DCR + \details Returns the content of the DCR Register, must be accessed in TEE + \return DCR Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_DCR(void) +{ + uint32_t result; + + __ASM volatile("mfcr %0, cr<8, 3>" : "=r"(result)); + return (result); +} + +/** + \brief Set DCR + \details Writes the given value to the DCR Register, must be accessed in TEE + \param [in] dcr DCR Register value to set + */ +__ALWAYS_STATIC_INLINE void __set_DCR(uint32_t dcr) +{ + __ASM volatile("mtcr %0, cr<8, 3>" : : "r"(dcr)); +} + +/** + \brief Get PCR + \details Returns the content of the PCR Register, must be accessed in TEE + \return PCR Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_PCR(void) +{ + uint32_t result; + + __ASM volatile("mfcr %0, cr<9, 3>" : "=r"(result)); + return (result); +} + +/** + \brief Set PCR + \details Writes the given value to the PCR Register, must be accessed in TEE + \param [in] pcr PCR Register value to set + */ +__ALWAYS_STATIC_INLINE void __set_PCR(uint32_t pcr) +{ + __ASM volatile("mtcr %0, cr<9, 3>" : : "r"(pcr)); +} + +/** + \brief Get EBR + \details Returns the content of the EBR Register. + \return EBR Register value + */ +__ALWAYS_STATIC_INLINE uint32_t __get_EBR(void) +{ + uint32_t result; + + __ASM volatile("mfcr %0, cr<1, 1>" : "=r"(result)); + return (result); +} + +/** + \brief Set EBR + \details Writes the given value to the EBR Register. + \param [in] ebr EBR Register value to set + */ +__ALWAYS_STATIC_INLINE void __set_EBR(uint32_t ebr) +{ + __ASM volatile("mtcr %0, cr<1, 1>" : : "r"(ebr)); +} + +/*@} end of CSI_Core_RegAccFunctions */ + +/* ########################## Core Instruction Access ######################### */ +/** \defgroup CSI_Core_InstructionInterface CSI Core Instruction Interface + Access to dedicated instructions + @{ +*/ + +#define __CSI_GCC_OUT_REG(r) "=r" (r) +#define __CSI_GCC_USE_REG(r) "r" (r) + +/** + \brief No Operation + \details No Operation does nothing. This instruction can be used for code alignment purposes. + */ +__ALWAYS_STATIC_INLINE void __NOP(void) +{ + __ASM volatile("nop"); +} + + +/** + \brief Wait For Interrupt + \details Wait For Interrupt is a hint instruction that suspends execution until one of a number of events occurs. + */ +__ALWAYS_STATIC_INLINE void __WFI(void) +{ + __ASM volatile("wait"); +} + +/** + \brief Wait For Interrupt + \details Wait For Interrupt is a hint instruction that suspends execution until one interrupt occurs. + */ +__ALWAYS_STATIC_INLINE void __WAIT(void) +{ + __ASM volatile("wait"); +} + +/** + \brief Doze For Interrupt + \details Doze For Interrupt is a hint instruction that suspends execution until one interrupt occurs. + */ +__ALWAYS_STATIC_INLINE void __DOZE(void) +{ + __ASM volatile("doze"); +} + +/** + \brief Stop For Interrupt + \details Stop For Interrupt is a hint instruction that suspends execution until one interrupt occurs. + */ +__ALWAYS_STATIC_INLINE void __STOP(void) +{ + __ASM volatile("stop"); +} + +/** + \brief Instruction Synchronization Barrier + \details Instruction Synchronization Barrier flushes the pipeline in the processor, + so that all instructions following the ISB are fetched from cache or memory, + after the instruction has been completed. + */ +__ALWAYS_STATIC_INLINE void __ISB(void) +{ + __ASM volatile("sync"::: "memory"); +} + + +/** + \brief Data Synchronization Barrier + \details Acts as a special kind of Data Memory Barrier. + It completes when all explicit memory accesses before this instruction complete. + */ +__ALWAYS_STATIC_INLINE void __DSB(void) +{ + __ASM volatile("sync"::: "memory"); +} + + +/** + \brief Data Memory Barrier + \details Ensures the apparent order of the explicit memory operations before + and after the instruction, without ensuring their completion. + */ +__ALWAYS_STATIC_INLINE void __DMB(void) +{ + __ASM volatile("sync"::: "memory"); +} + +/** + \brief Search from the highest bit that the very first bit which's value is 1. + \param [in] value Value to bit search. + \return if the highest bit' value is 1, return 0, and if lowest bit's value is 1, return 31, otherwise return 32. + */ +#if !defined(__CK610) || !(__CK80X == 1) +__ALWAYS_STATIC_INLINE uint32_t __FF0(uint32_t value) +{ + uint32_t ret; + + __ASM volatile("ff0 %0, %1" : "=r"(ret) : "r"(value)); + return ret; +} +#endif + +/** + \brief Search from the highest bit that the very first bit which's value is 0. + \param [in] value Value to bit search. + \return if the highest bit' value is 0, return 0, and if lowest bit's value is 0, return 31, otherwise return 32. + */ +#if !(__CK80X == 1) +__ALWAYS_STATIC_INLINE uint32_t __FF1(uint32_t value) +{ + uint32_t ret; +#if !defined (__CK610) + __ASM volatile("ff1 %0, %1" : "=r"(ret) : "r"(value)); +#else + ret = value; + __ASM volatile("ff1 %0" : "=r"(ret):); +#endif + return ret; +} +#endif + +/** + \brief Reverse byte order (32 bit) + \details Reverses the byte order in integer value. + \param [in] value Value to reverse + \return Reversed value + */ +__ALWAYS_STATIC_INLINE uint32_t __REV(uint32_t value) +{ + return __builtin_bswap32(value); +} + + +/** + \brief Reverse byte order (16 bit) + \details Reverses the byte order in two unsigned short values. + \param [in] value Value to reverse + \return Reversed value + */ +__ALWAYS_STATIC_INLINE uint32_t __REV16(uint32_t value) +{ + uint32_t result; +#if (__CK80X >= 2) + __ASM volatile("revh %0, %1" : __CSI_GCC_OUT_REG(result) : __CSI_GCC_USE_REG(value)); +#else + result = ((value & 0xFF000000) >> 8) | ((value & 0x00FF0000) << 8) | + ((value & 0x0000FF00) >> 8) | ((value & 0x000000FF) << 8); +#endif + return (result); +} + + +/** + \brief Reverse byte order in signed short value + \details Reverses the byte order in a signed short value with sign extension to integer. + \param [in] value Value to reverse + \return Reversed value + */ +__ALWAYS_STATIC_INLINE int32_t __REVSH(int32_t value) +{ + return (short)(((value & 0xFF00) >> 8) | ((value & 0x00FF) << 8)); +} + + +/** + \brief Rotate Right in unsigned value (32 bit) + \details Rotate Right (immediate) provides the value of the contents of a register rotated by a variable number of bits. + \param [in] op1 Value to rotate + \param [in] op2 Number of Bits to rotate + \return Rotated value + */ +__ALWAYS_STATIC_INLINE uint32_t __ROR(uint32_t op1, uint32_t op2) +{ + return (op1 >> op2) | (op1 << (32U - op2)); +} + + +/** + \brief Breakpoint + \details Causes the processor to enter Debug state + Debug tools can use this to investigate system state when the instruction at a particular address is reached. + */ +__ALWAYS_STATIC_INLINE void __BKPT(void) +{ + __ASM volatile("bkpt"); +} + +/** + \brief Reverse bit order of value + \details Reverses the bit order of the given value. + \param [in] value Value to reverse + \return Reversed value + */ +__ALWAYS_STATIC_INLINE uint32_t __RBIT(uint32_t value) +{ + uint32_t result; + +#if (__CK80X >= 0x03U) + __ASM volatile("brev %0, %1" : "=r"(result) : "r"(value)); +#else + int32_t s = 4 /*sizeof(v)*/ * 8 - 1; /* extra shift needed at end */ + + result = value; /* r will be reversed bits of v; first get LSB of v */ + + for (value >>= 1U; value; value >>= 1U) { + result <<= 1U; + result |= value & 1U; + s--; + } + + result <<= s; /* shift when v's highest bits are zero */ +#endif + return (result); +} + + +/** + \brief Count leading zeros + \details Counts the number of leading zeros of a data value. + \param [in] value Value to count the leading zeros + \return number of leading zeros in value + */ +#define __CLZ __builtin_clz +/** + \details This function saturates a signed value. + \param [in] x Value to be saturated + \param [in] y Bit position to saturate to [1..32] + \return Saturated value. + */ +__ALWAYS_STATIC_INLINE int32_t __SSAT(int32_t x, uint32_t y) +{ + int32_t posMax, negMin; + uint32_t i; + + posMax = 1; + + for (i = 0; i < (y - 1); i++) { + posMax = posMax * 2; + } + + if (x > 0) { + posMax = (posMax - 1); + + if (x > posMax) { + x = posMax; + } + +// x &= (posMax * 2 + 1); + } else { + negMin = -posMax; + + if (x < negMin) { + x = negMin; + } + +// x &= (posMax * 2 - 1); + } + + return (x); +} + +/** + \brief Unsigned Saturate + \details Saturates an unsigned value. + \param [in] value Value to be saturated + \param [in] sat Bit position to saturate to (0..31) + \return Saturated value + */ +__ALWAYS_STATIC_INLINE uint32_t __USAT(uint32_t value, uint32_t sat) +{ + uint32_t result; + + if ((((0xFFFFFFFF >> sat) << sat) & value) != 0) { + result = 0xFFFFFFFF >> (32 - sat); + } else { + result = value; + } + + return (result); +} + +/** + \brief Unsigned Saturate for internal use + \details Saturates an unsigned value, should not call directly. + \param [in] value Value to be saturated + \param [in] sat Bit position to saturate to (0..31) + \return Saturated value + */ +__ALWAYS_STATIC_INLINE uint32_t __IUSAT(uint32_t value, uint32_t sat) +{ + uint32_t result; + + if (value & 0x80000000) { /* only overflow set bit-31 */ + result = 0; + } else if ((((0xFFFFFFFF >> sat) << sat) & value) != 0) { + result = 0xFFFFFFFF >> (32 - sat); + } else { + result = value; + } + + return (result); +} + +/** + \brief Rotate Right with Extend + \details This function moves each bit of a bitstring right by one bit. + The carry input is shifted in at the left end of the bitstring. + \note carry input will always 0. + \param [in] op1 Value to rotate + \return Rotated value + */ +__ALWAYS_STATIC_INLINE uint32_t __RRX(uint32_t op1) +{ +#if (__CK80X >= 2) + uint32_t res = 0; + __ASM volatile("bgeni t0, 31\n\t" + "lsri %0, 1\n\t" + "movt %1, t0\n\t" + "or %1, %1, %0\n\t" + : "=r"(op1), "=r"(res): "0"(op1), "1"(res): "t0"); + return res; +#else + uint32_t res = 0; + __ASM volatile("movi r7, 0\n\t" + "bseti r7, 31\n\t" + "lsri %0, 1\n\t" + "bf 1f\n\t" + "mov %1, r7\n\t" + "1:\n\t" + "or %1, %1, %0\n\t" + : "=r"(op1), "=r"(res): "0"(op1), "1"(res): "r7"); + return res; +#endif +} + +/** + \brief LDRT Unprivileged (8 bit) + \details Executes a Unprivileged LDRT instruction for 8 bit value. + \param [in] addr Pointer to location + \return value of type uint8_t at (*ptr) + */ +__ALWAYS_STATIC_INLINE uint8_t __LDRBT(volatile uint8_t *addr) +{ + uint32_t result; +//#warning "__LDRBT" + __ASM volatile("ldb %0, (%1, 0)" : "=r"(result) : "r"(addr)); + return ((uint8_t) result); /* Add explicit type cast here */ +} + + +/** + \brief LDRT Unprivileged (16 bit) + \details Executes a Unprivileged LDRT instruction for 16 bit values. + \param [in] addr Pointer to location + \return value of type uint16_t at (*ptr) + */ +__ALWAYS_STATIC_INLINE uint16_t __LDRHT(volatile uint16_t *addr) +{ + uint32_t result; + +//#warning "__LDRHT" + __ASM volatile("ldh %0, (%1, 0)" : "=r"(result) : "r"(addr)); + return ((uint16_t) result); /* Add explicit type cast here */ +} + + +/** + \brief LDRT Unprivileged (32 bit) + \details Executes a Unprivileged LDRT instruction for 32 bit values. + \param [in] addr Pointer to location + \return value of type uint32_t at (*ptr) + */ +__ALWAYS_STATIC_INLINE uint32_t __LDRT(volatile uint32_t *addr) +{ + uint32_t result; + +//#warning "__LDRT" + __ASM volatile("ldw %0, (%1, 0)" : "=r"(result) : "r"(addr)); + return (result); +} + + +/** + \brief STRT Unprivileged (8 bit) + \details Executes a Unprivileged STRT instruction for 8 bit values. + \param [in] value Value to store + \param [in] addr Pointer to location + */ +__ALWAYS_STATIC_INLINE void __STRBT(uint8_t value, volatile uint8_t *addr) +{ +//#warning "__STRBT" + __ASM volatile("stb %1, (%0, 0)" :: "r"(addr), "r"((uint32_t)value) : "memory"); +} + + +/** + \brief STRT Unprivileged (16 bit) + \details Executes a Unprivileged STRT instruction for 16 bit values. + \param [in] value Value to store + \param [in] addr Pointer to location + */ +__ALWAYS_STATIC_INLINE void __STRHT(uint16_t value, volatile uint16_t *addr) +{ +//#warning "__STRHT" + __ASM volatile("sth %1, (%0, 0)" :: "r"(addr), "r"((uint32_t)value) : "memory"); +} + + +/** + \brief STRT Unprivileged (32 bit) + \details Executes a Unprivileged STRT instruction for 32 bit values. + \param [in] value Value to store + \param [in] addr Pointer to location + */ +__ALWAYS_STATIC_INLINE void __STRT(uint32_t value, volatile uint32_t *addr) +{ +//#warning "__STRT" + __ASM volatile("stw %1, (%0, 0)" :: "r"(addr), "r"(value) : "memory"); +} + +/*@}*/ /* end of group CSI_Core_InstructionInterface */ + + +/* ########################## FPU functions #################################### */ +/** + \ingroup CSI_Core_FunctionInterface + \defgroup CSI_Core_FpuFunctions FPU Functions + \brief Function that provides FPU type. + @{ + */ + +/** + \brief get FPU type + \details returns the FPU type, always 0. + \returns + - \b 0: No FPU + - \b 1: Single precision FPU + - \b 2: Double + Single precision FPU + */ +__ALWAYS_STATIC_INLINE uint32_t __get_FPUType(void) +{ +//FIXME: + return 0; +} + +/*@} end of CSI_Core_FpuFunctions */ + +/* ################### Compiler specific Intrinsics ########################### */ +/** \defgroup CSI_SIMD_intrinsics CSI SIMD Intrinsics + Access to dedicated SIMD instructions \n + Single Instruction Multiple Data (SIMD) extensions are provided to simplify development of application software. SIMD extensions increase the processing capability without materially increasing the power consumption. The SIMD extensions are completely transparent to the operating system (OS), allowing existing OS ports to be used. + + @{ +*/ + +/** + \brief Halfword packing instruction. Combines bits[15:0] of val1 with bits[31:16] + of val2 levitated with the val3. + \details Combine a halfword from one register with a halfword from another register. + The second argument can be left-shifted before extraction of the halfword. + \param [in] val1 first 16-bit operands + \param [in] val2 second 16-bit operands + \param [in] val3 value for left-shifting val2. Value range [0..31]. + \return the combination of halfwords. + \remark + res[15:0] = val1[15:0] \n + res[31:16] = val2[31:16] << val3 + */ +__ALWAYS_STATIC_INLINE uint32_t __PKHBT(uint32_t val1, uint32_t val2, uint32_t val3) +{ + return ((((int32_t)(val1) << 0) & (int32_t)0x0000FFFF) | (((int32_t)(val2) << val3) & (int32_t)0xFFFF0000)); +} + +/** + \brief Halfword packing instruction. Combines bits[31:16] of val1 with bits[15:0] + of val2 right-shifted with the val3. + \details Combine a halfword from one register with a halfword from another register. + The second argument can be right-shifted before extraction of the halfword. + \param [in] val1 first 16-bit operands + \param [in] val2 second 16-bit operands + \param [in] val3 value for right-shifting val2. Value range [1..32]. + \return the combination of halfwords. + \remark + res[15:0] = val2[15:0] >> val3 \n + res[31:16] = val1[31:16] + */ +__ALWAYS_STATIC_INLINE uint32_t __PKHTB(uint32_t val1, uint32_t val2, uint32_t val3) +{ + return ((((int32_t)(val1) << 0) & (int32_t)0xFFFF0000) | (((int32_t)(val2) >> val3) & (int32_t)0x0000FFFF)); +} + +/** + \brief Dual 16-bit signed saturate. + \details This function saturates a signed value. + \param [in] x two signed 16-bit values to be saturated. + \param [in] y bit position for saturation, an integral constant expression in the range 1 to 16. + \return the sum of the absolute differences of the following bytes, added to the accumulation value:\n + the signed saturation of the low halfword in val1, saturated to the bit position specified in + val2 and returned in the low halfword of the return value.\n + the signed saturation of the high halfword in val1, saturated to the bit position specified in + val2 and returned in the high halfword of the return value. + */ +__ALWAYS_STATIC_INLINE uint32_t __SSAT16(int32_t x, const uint32_t y) +{ + int32_t r = 0, s = 0; + + r = __SSAT((((int32_t)x << 16) >> 16), y) & (int32_t)0x0000FFFF; + s = __SSAT((((int32_t)x) >> 16), y) & (int32_t)0x0000FFFF; + + return ((uint32_t)((s << 16) | (r))); +} + +/** + \brief Dual 16-bit unsigned saturate. + \details This function enables you to saturate two signed 16-bit values to a selected unsigned range. + \param [in] x two signed 16-bit values to be saturated. + \param [in] y bit position for saturation, an integral constant expression in the range 1 to 16. + \return the saturation of the two signed 16-bit values, as non-negative values: + the saturation of the low halfword in val1, saturated to the bit position specified in + val2 and returned in the low halfword of the return value.\n + the saturation of the high halfword in val1, saturated to the bit position specified in + val2 and returned in the high halfword of the return value. + */ +__ALWAYS_STATIC_INLINE uint32_t __USAT16(uint32_t x, const uint32_t y) +{ + int32_t r = 0, s = 0; + + r = __IUSAT(((x << 16) >> 16), y) & 0x0000FFFF; + s = __IUSAT(((x) >> 16), y) & 0x0000FFFF; + + return ((s << 16) | (r)); +} + +/** + \brief Quad 8-bit saturating addition. + \details This function enables you to perform four 8-bit integer additions, + saturating the results to the 8-bit signed integer range -2^7 <= x <= 2^7 - 1. + \param [in] x first four 8-bit summands. + \param [in] y second four 8-bit summands. + \return the saturated addition of the first byte of each operand in the first byte of the return value.\n + the saturated addition of the second byte of each operand in the second byte of the return value.\n + the saturated addition of the third byte of each operand in the third byte of the return value.\n + the saturated addition of the fourth byte of each operand in the fourth byte of the return value.\n + The returned results are saturated to the 8-bit signed integer range -2^7 <= x <= 2^7 - 1. + \remark + res[7:0] = val1[7:0] + val2[7:0] \n + res[15:8] = val1[15:8] + val2[15:8] \n + res[23:16] = val1[23:16] + val2[23:16] \n + res[31:24] = val1[31:24] + val2[31:24] + */ +__ALWAYS_STATIC_INLINE uint32_t __QADD8(uint32_t x, uint32_t y) +{ + int32_t r, s, t, u; + + r = __SSAT(((((int32_t)x << 24) >> 24) + (((int32_t)y << 24) >> 24)), 8) & (int32_t)0x000000FF; + s = __SSAT(((((int32_t)x << 16) >> 24) + (((int32_t)y << 16) >> 24)), 8) & (int32_t)0x000000FF; + t = __SSAT(((((int32_t)x << 8) >> 24) + (((int32_t)y << 8) >> 24)), 8) & (int32_t)0x000000FF; + u = __SSAT(((((int32_t)x) >> 24) + (((int32_t)y) >> 24)), 8) & (int32_t)0x000000FF; + + return ((uint32_t)((u << 24) | (t << 16) | (s << 8) | (r))); +} + +/** + \brief Quad 8-bit unsigned saturating addition. + \details This function enables you to perform four unsigned 8-bit integer additions, + saturating the results to the 8-bit unsigned integer range 0 < x < 2^8 - 1. + \param [in] x first four 8-bit summands. + \param [in] y second four 8-bit summands. + \return the saturated addition of the first byte of each operand in the first byte of the return value.\n + the saturated addition of the second byte of each operand in the second byte of the return value.\n + the saturated addition of the third byte of each operand in the third byte of the return value.\n + the saturated addition of the fourth byte of each operand in the fourth byte of the return value.\n + The returned results are saturated to the 8-bit signed integer range 0 <= x <= 2^8 - 1. + \remark + res[7:0] = val1[7:0] + val2[7:0] \n + res[15:8] = val1[15:8] + val2[15:8] \n + res[23:16] = val1[23:16] + val2[23:16] \n + res[31:24] = val1[31:24] + val2[31:24] + */ +__ALWAYS_STATIC_INLINE uint32_t __UQADD8(uint32_t x, uint32_t y) +{ + int32_t r, s, t, u; + + r = __IUSAT((((x << 24) >> 24) + ((y << 24) >> 24)), 8) & 0x000000FF; + s = __IUSAT((((x << 16) >> 24) + ((y << 16) >> 24)), 8) & 0x000000FF; + t = __IUSAT((((x << 8) >> 24) + ((y << 8) >> 24)), 8) & 0x000000FF; + u = __IUSAT((((x) >> 24) + ((y) >> 24)), 8) & 0x000000FF; + + return ((u << 24) | (t << 16) | (s << 8) | (r)); +} + +/** + \brief Quad 8-bit signed addition. + \details This function performs four 8-bit signed integer additions. + \param [in] x first four 8-bit summands. + \param [in] y second four 8-bit summands. + \return the addition of the first bytes from each operand, in the first byte of the return value.\n + the addition of the second bytes of each operand, in the second byte of the return value.\n + the addition of the third bytes of each operand, in the third byte of the return value.\n + the addition of the fourth bytes of each operand, in the fourth byte of the return value. + \remark + res[7:0] = val1[7:0] + val2[7:0] \n + res[15:8] = val1[15:8] + val2[15:8] \n + res[23:16] = val1[23:16] + val2[23:16] \n + res[31:24] = val1[31:24] + val2[31:24] + */ +__ALWAYS_STATIC_INLINE uint32_t __SADD8(uint32_t x, uint32_t y) +{ + int32_t r, s, t, u; + + r = ((((int32_t)x << 24) >> 24) + (((int32_t)y << 24) >> 24)) & (int32_t)0x000000FF; + s = ((((int32_t)x << 16) >> 24) + (((int32_t)y << 16) >> 24)) & (int32_t)0x000000FF; + t = ((((int32_t)x << 8) >> 24) + (((int32_t)y << 8) >> 24)) & (int32_t)0x000000FF; + u = ((((int32_t)x) >> 24) + (((int32_t)y) >> 24)) & (int32_t)0x000000FF; + + return ((uint32_t)((u << 24) | (t << 16) | (s << 8) | (r))); +} + +/** + \brief Quad 8-bit unsigned addition. + \details This function performs four unsigned 8-bit integer additions. + \param [in] x first four 8-bit summands. + \param [in] y second four 8-bit summands. + \return the addition of the first bytes from each operand, in the first byte of the return value.\n + the addition of the second bytes of each operand, in the second byte of the return value.\n + the addition of the third bytes of each operand, in the third byte of the return value.\n + the addition of the fourth bytes of each operand, in the fourth byte of the return value. + \remark + res[7:0] = val1[7:0] + val2[7:0] \n + res[15:8] = val1[15:8] + val2[15:8] \n + res[23:16] = val1[23:16] + val2[23:16] \n + res[31:24] = val1[31:24] + val2[31:24] + */ +__ALWAYS_STATIC_INLINE uint32_t __UADD8(uint32_t x, uint32_t y) +{ + int32_t r, s, t, u; + + r = (((x << 24) >> 24) + ((y << 24) >> 24)) & 0x000000FF; + s = (((x << 16) >> 24) + ((y << 16) >> 24)) & 0x000000FF; + t = (((x << 8) >> 24) + ((y << 8) >> 24)) & 0x000000FF; + u = (((x) >> 24) + ((y) >> 24)) & 0x000000FF; + + return ((u << 24) | (t << 16) | (s << 8) | (r)); +} + +/** + \brief Quad 8-bit saturating subtract. + \details This function enables you to perform four 8-bit integer subtractions, + saturating the results to the 8-bit signed integer range -2^7 <= x <= 2^7 - 1. + \param [in] x first four 8-bit summands. + \param [in] y second four 8-bit summands. + \return the subtraction of the first byte of each operand in the first byte of the return value.\n + the subtraction of the second byte of each operand in the second byte of the return value.\n + the subtraction of the third byte of each operand in the third byte of the return value.\n + the subtraction of the fourth byte of each operand in the fourth byte of the return value.\n + The returned results are saturated to the 8-bit signed integer range -2^7 <= x <= 2^7 - 1. + \remark + res[7:0] = val1[7:0] - val2[7:0] \n + res[15:8] = val1[15:8] - val2[15:8] \n + res[23:16] = val1[23:16] - val2[23:16] \n + res[31:24] = val1[31:24] - val2[31:24] + */ +__ALWAYS_STATIC_INLINE uint32_t __QSUB8(uint32_t x, uint32_t y) +{ + int32_t r, s, t, u; + + r = __SSAT(((((int32_t)x << 24) >> 24) - (((int32_t)y << 24) >> 24)), 8) & (int32_t)0x000000FF; + s = __SSAT(((((int32_t)x << 16) >> 24) - (((int32_t)y << 16) >> 24)), 8) & (int32_t)0x000000FF; + t = __SSAT(((((int32_t)x << 8) >> 24) - (((int32_t)y << 8) >> 24)), 8) & (int32_t)0x000000FF; + u = __SSAT(((((int32_t)x) >> 24) - (((int32_t)y) >> 24)), 8) & (int32_t)0x000000FF; + + return ((uint32_t)((u << 24) | (t << 16) | (s << 8) | (r))); +} + +/** + \brief Quad 8-bit unsigned saturating subtraction. + \details This function enables you to perform four unsigned 8-bit integer subtractions, + saturating the results to the 8-bit unsigned integer range 0 < x < 2^8 - 1. + \param [in] x first four 8-bit summands. + \param [in] y second four 8-bit summands. + \return the subtraction of the first byte of each operand in the first byte of the return value.\n + the subtraction of the second byte of each operand in the second byte of the return value.\n + the subtraction of the third byte of each operand in the third byte of the return value.\n + the subtraction of the fourth byte of each operand in the fourth byte of the return value.\n + The returned results are saturated to the 8-bit unsigned integer range 0 <= x <= 2^8 - 1. + \remark + res[7:0] = val1[7:0] - val2[7:0] \n + res[15:8] = val1[15:8] - val2[15:8] \n + res[23:16] = val1[23:16] - val2[23:16] \n + res[31:24] = val1[31:24] - val2[31:24] + */ +__ALWAYS_STATIC_INLINE uint32_t __UQSUB8(uint32_t x, uint32_t y) +{ + int32_t r, s, t, u; + + r = __IUSAT((((x << 24) >> 24) - ((y << 24) >> 24)), 8) & 0x000000FF; + s = __IUSAT((((x << 16) >> 24) - ((y << 16) >> 24)), 8) & 0x000000FF; + t = __IUSAT((((x << 8) >> 24) - ((y << 8) >> 24)), 8) & 0x000000FF; + u = __IUSAT((((x) >> 24) - ((y) >> 24)), 8) & 0x000000FF; + + return ((u << 24) | (t << 16) | (s << 8) | (r)); +} + +/** + \brief Quad 8-bit signed subtraction. + \details This function enables you to perform four 8-bit signed integer subtractions. + \param [in] x first four 8-bit operands of each subtraction. + \param [in] y second four 8-bit operands of each subtraction. + \return the subtraction of the first bytes from each operand, in the first byte of the return value.\n + the subtraction of the second bytes of each operand, in the second byte of the return value.\n + the subtraction of the third bytes of each operand, in the third byte of the return value.\n + the subtraction of the fourth bytes of each operand, in the fourth byte of the return value. + \remark + res[7:0] = val1[7:0] - val2[7:0] \n + res[15:8] = val1[15:8] - val2[15:8] \n + res[23:16] = val1[23:16] - val2[23:16] \n + res[31:24] = val1[31:24] - val2[31:24] + */ +__ALWAYS_STATIC_INLINE uint32_t __SSUB8(uint32_t x, uint32_t y) +{ + int32_t r, s, t, u; + + r = ((((int32_t)x << 24) >> 24) - (((int32_t)y << 24) >> 24)) & (int32_t)0x000000FF; + s = ((((int32_t)x << 16) >> 24) - (((int32_t)y << 16) >> 24)) & (int32_t)0x000000FF; + t = ((((int32_t)x << 8) >> 24) - (((int32_t)y << 8) >> 24)) & (int32_t)0x000000FF; + u = ((((int32_t)x) >> 24) - (((int32_t)y) >> 24)) & (int32_t)0x000000FF; + + return ((uint32_t)((u << 24) | (t << 16) | (s << 8) | (r))); +} + +/** + \brief Quad 8-bit unsigned subtract. + \details This function enables you to perform four 8-bit unsigned integer subtractions. + \param [in] x first four 8-bit operands of each subtraction. + \param [in] y second four 8-bit operands of each subtraction. + \return the subtraction of the first bytes from each operand, in the first byte of the return value.\n + the subtraction of the second bytes of each operand, in the second byte of the return value.\n + the subtraction of the third bytes of each operand, in the third byte of the return value.\n + the subtraction of the fourth bytes of each operand, in the fourth byte of the return value. + \remark + res[7:0] = val1[7:0] - val2[7:0] \n + res[15:8] = val1[15:8] - val2[15:8] \n + res[23:16] = val1[23:16] - val2[23:16] \n + res[31:24] = val1[31:24] - val2[31:24] + */ +__ALWAYS_STATIC_INLINE uint32_t __USUB8(uint32_t x, uint32_t y) +{ + int32_t r, s, t, u; + + r = (((x << 24) >> 24) - ((y << 24) >> 24)) & 0x000000FF; + s = (((x << 16) >> 24) - ((y << 16) >> 24)) & 0x000000FF; + t = (((x << 8) >> 24) - ((y << 8) >> 24)) & 0x000000FF; + u = (((x) >> 24) - ((y) >> 24)) & 0x000000FF; + + return ((u << 24) | (t << 16) | (s << 8) | (r)); +} + +/** + \brief Unsigned sum of quad 8-bit unsigned absolute difference. + \details This function enables you to perform four unsigned 8-bit subtractions, and add the absolute values + of the differences together, returning the result as a single unsigned integer. + \param [in] x first four 8-bit operands of each subtraction. + \param [in] y second four 8-bit operands of each subtraction. + \return the subtraction of the first bytes from each operand, in the first byte of the return value.\n + the subtraction of the second bytes of each operand, in the second byte of the return value.\n + the subtraction of the third bytes of each operand, in the third byte of the return value.\n + the subtraction of the fourth bytes of each operand, in the fourth byte of the return value.\n + The sum is returned as a single unsigned integer. + \remark + absdiff1 = val1[7:0] - val2[7:0] \n + absdiff2 = val1[15:8] - val2[15:8] \n + absdiff3 = val1[23:16] - val2[23:16] \n + absdiff4 = val1[31:24] - val2[31:24] \n + res[31:0] = absdiff1 + absdiff2 + absdiff3 + absdiff4 + */ +__ALWAYS_STATIC_INLINE uint32_t __USAD8(uint32_t x, uint32_t y) +{ + int32_t r, s, t, u; + + r = (((x << 24) >> 24) - ((y << 24) >> 24)) & 0x000000FF; + s = (((x << 16) >> 24) - ((y << 16) >> 24)) & 0x000000FF; + t = (((x << 8) >> 24) - ((y << 8) >> 24)) & 0x000000FF; + u = (((x) >> 24) - ((y) >> 24)) & 0x000000FF; + + return (u + t + s + r); +} + +/** + \brief Unsigned sum of quad 8-bit unsigned absolute difference with 32-bit accumulate. + \details This function enables you to perform four unsigned 8-bit subtractions, and add the absolute values + of the differences to a 32-bit accumulate operand. + \param [in] x first four 8-bit operands of each subtraction. + \param [in] y second four 8-bit operands of each subtraction. + \param [in] sum accumulation value. + \return the sum of the absolute differences of the following bytes, added to the accumulation value: + the subtraction of the first bytes from each operand, in the first byte of the return value.\n + the subtraction of the second bytes of each operand, in the second byte of the return value.\n + the subtraction of the third bytes of each operand, in the third byte of the return value.\n + the subtraction of the fourth bytes of each operand, in the fourth byte of the return value. + \remark + absdiff1 = val1[7:0] - val2[7:0] \n + absdiff2 = val1[15:8] - val2[15:8] \n + absdiff3 = val1[23:16] - val2[23:16] \n + absdiff4 = val1[31:24] - val2[31:24] \n + sum = absdiff1 + absdiff2 + absdiff3 + absdiff4 \n + res[31:0] = sum[31:0] + val3[31:0] + */ +__ALWAYS_STATIC_INLINE uint32_t __USADA8(uint32_t x, uint32_t y, uint32_t sum) +{ + int32_t r, s, t, u; + +#ifdef __cplusplus + r = (abs((long long)((x << 24) >> 24) - ((y << 24) >> 24))) & 0x000000FF; + s = (abs((long long)((x << 16) >> 24) - ((y << 16) >> 24))) & 0x000000FF; + t = (abs((long long)((x << 8) >> 24) - ((y << 8) >> 24))) & 0x000000FF; + u = (abs((long long)((x) >> 24) - ((y) >> 24))) & 0x000000FF; +#else + r = (abs(((x << 24) >> 24) - ((y << 24) >> 24))) & 0x000000FF; + s = (abs(((x << 16) >> 24) - ((y << 16) >> 24))) & 0x000000FF; + t = (abs(((x << 8) >> 24) - ((y << 8) >> 24))) & 0x000000FF; + u = (abs(((x) >> 24) - ((y) >> 24))) & 0x000000FF; +#endif + return (u + t + s + r + sum); +} + +/** + \brief Dual 16-bit saturating addition. + \details This function enables you to perform two 16-bit integer arithmetic additions in parallel, + saturating the results to the 16-bit signed integer range -2^15 <= x <= 2^15 - 1. + \param [in] x first two 16-bit summands. + \param [in] y second two 16-bit summands. + \return the saturated addition of the low halfwords, in the low halfword of the return value.\n + the saturated addition of the high halfwords, in the high halfword of the return value.\n + The returned results are saturated to the 16-bit signed integer range -2^15 <= x <= 2^15 - 1. + \remark + res[15:0] = val1[15:0] + val2[15:0] \n + res[31:16] = val1[31:16] + val2[31:16] + */ +__ALWAYS_STATIC_INLINE uint32_t __QADD16(uint32_t x, uint32_t y) +{ + int32_t r = 0, s = 0; + + r = __SSAT(((((int32_t)x << 16) >> 16) + (((int32_t)y << 16) >> 16)), 16) & (int32_t)0x0000FFFF; + s = __SSAT(((((int32_t)x) >> 16) + (((int32_t)y) >> 16)), 16) & (int32_t)0x0000FFFF; + + return ((uint32_t)((s << 16) | (r))); +} + +/** + \brief Dual 16-bit unsigned saturating addition. + \details This function enables you to perform two unsigned 16-bit integer additions, saturating + the results to the 16-bit unsigned integer range 0 < x < 2^16 - 1. + \param [in] x first two 16-bit summands. + \param [in] y second two 16-bit summands. + \return the saturated addition of the low halfwords, in the low halfword of the return value.\n + the saturated addition of the high halfwords, in the high halfword of the return value.\n + The results are saturated to the 16-bit unsigned integer range 0 < x < 2^16 - 1. + \remark + res[15:0] = val1[15:0] + val2[15:0] \n + res[31:16] = val1[31:16] + val2[31:16] + */ +__ALWAYS_STATIC_INLINE uint32_t __UQADD16(uint32_t x, uint32_t y) +{ + int32_t r = 0, s = 0; + + r = __IUSAT((((x << 16) >> 16) + ((y << 16) >> 16)), 16) & 0x0000FFFF; + s = __IUSAT((((x) >> 16) + ((y) >> 16)), 16) & 0x0000FFFF; + + return ((s << 16) | (r)); +} + +/** + \brief Dual 16-bit signed addition. + \details This function enables you to perform two 16-bit signed integer additions. + \param [in] x first two 16-bit summands. + \param [in] y second two 16-bit summands. + \return the addition of the low halfwords in the low halfword of the return value.\n + the addition of the high halfwords in the high halfword of the return value. + \remark + res[15:0] = val1[15:0] + val2[15:0] \n + res[31:16] = val1[31:16] + val2[31:16] + */ +__ALWAYS_STATIC_INLINE uint32_t __SADD16(uint32_t x, uint32_t y) +{ + int32_t r = 0, s = 0; + + r = ((((int32_t)x << 16) >> 16) + (((int32_t)y << 16) >> 16)) & (int32_t)0x0000FFFF; + s = ((((int32_t)x) >> 16) + (((int32_t)y) >> 16)) & (int32_t)0x0000FFFF; + + return ((uint32_t)((s << 16) | (r))); +} + +/** + \brief Dual 16-bit unsigned addition + \details This function enables you to perform two 16-bit unsigned integer additions. + \param [in] x first two 16-bit summands for each addition. + \param [in] y second two 16-bit summands for each addition. + \return the addition of the low halfwords in the low halfword of the return value.\n + the addition of the high halfwords in the high halfword of the return value. + \remark + res[15:0] = val1[15:0] + val2[15:0] \n + res[31:16] = val1[31:16] + val2[31:16] + */ +__ALWAYS_STATIC_INLINE uint32_t __UADD16(uint32_t x, uint32_t y) +{ + int32_t r = 0, s = 0; + + r = (((x << 16) >> 16) + ((y << 16) >> 16)) & 0x0000FFFF; + s = (((x) >> 16) + ((y) >> 16)) & 0x0000FFFF; + + return ((s << 16) | (r)); +} + + +/** + \brief Dual 16-bit signed addition with halved results. + \details This function enables you to perform two signed 16-bit integer additions, halving the results. + \param [in] x first two 16-bit summands. + \param [in] y second two 16-bit summands. + \return the halved addition of the low halfwords, in the low halfword of the return value.\n + the halved addition of the high halfwords, in the high halfword of the return value. + \remark + res[15:0] = (val1[15:0] + val2[15:0]) >> 1 \n + res[31:16] = (val1[31:16] + val2[31:16]) >> 1 + */ +__ALWAYS_STATIC_INLINE uint32_t __SHADD16(uint32_t x, uint32_t y) +{ + int32_t r, s; + + r = (((((int32_t)x << 16) >> 16) + (((int32_t)y << 16) >> 16)) >> 1) & (int32_t)0x0000FFFF; + s = (((((int32_t)x) >> 16) + (((int32_t)y) >> 16)) >> 1) & (int32_t)0x0000FFFF; + + return ((uint32_t)((s << 16) | (r))); +} + +/** + \brief Dual 16-bit unsigned addition with halved results. + \details This function enables you to perform two unsigned 16-bit integer additions, halving the results. + \param [in] x first two 16-bit summands. + \param [in] y second two 16-bit summands. + \return the halved addition of the low halfwords, in the low halfword of the return value.\n + the halved addition of the high halfwords, in the high halfword of the return value. + \remark + res[15:0] = (val1[15:0] + val2[15:0]) >> 1 \n + res[31:16] = (val1[31:16] + val2[31:16]) >> 1 + */ +__ALWAYS_STATIC_INLINE uint32_t __UHADD16(uint32_t x, uint32_t y) +{ + int32_t r, s; + + r = ((((x << 16) >> 16) + ((y << 16) >> 16)) >> 1) & 0x0000FFFF; + s = ((((x) >> 16) + ((y) >> 16)) >> 1) & 0x0000FFFF; + + return ((s << 16) | (r)); +} + +/** + \brief Quad 8-bit signed addition with halved results. + \details This function enables you to perform four signed 8-bit integer additions, halving the results. + \param [in] x first four 8-bit summands. + \param [in] y second four 8-bit summands. + \return the halved addition of the first bytes from each operand, in the first byte of the return value.\n + the halved addition of the second bytes from each operand, in the second byte of the return value.\n + the halved addition of the third bytes from each operand, in the third byte of the return value.\n + the halved addition of the fourth bytes from each operand, in the fourth byte of the return value. + \remark + res[7:0] = (val1[7:0] + val2[7:0] ) >> 1 \n + res[15:8] = (val1[15:8] + val2[15:8] ) >> 1 \n + res[23:16] = (val1[23:16] + val2[23:16]) >> 1 \n + res[31:24] = (val1[31:24] + val2[31:24]) >> 1 + */ +__ALWAYS_STATIC_INLINE uint32_t __SHADD8(uint32_t x, uint32_t y) +{ + int32_t r, s, t, u; + + r = (((((int32_t)x << 24) >> 24) + (((int32_t)y << 24) >> 24)) >> 1) & (int32_t)0x000000FF; + s = (((((int32_t)x << 16) >> 24) + (((int32_t)y << 16) >> 24)) >> 1) & (int32_t)0x000000FF; + t = (((((int32_t)x << 8) >> 24) + (((int32_t)y << 8) >> 24)) >> 1) & (int32_t)0x000000FF; + u = (((((int32_t)x) >> 24) + (((int32_t)y) >> 24)) >> 1) & (int32_t)0x000000FF; + + return ((uint32_t)((u << 24) | (t << 16) | (s << 8) | (r))); +} + +/** + \brief Quad 8-bit unsigned addition with halved results. + \details This function enables you to perform four unsigned 8-bit integer additions, halving the results. + \param [in] x first four 8-bit summands. + \param [in] y second four 8-bit summands. + \return the halved addition of the first bytes from each operand, in the first byte of the return value.\n + the halved addition of the second bytes from each operand, in the second byte of the return value.\n + the halved addition of the third bytes from each operand, in the third byte of the return value.\n + the halved addition of the fourth bytes from each operand, in the fourth byte of the return value. + \remark + res[7:0] = (val1[7:0] + val2[7:0] ) >> 1 \n + res[15:8] = (val1[15:8] + val2[15:8] ) >> 1 \n + res[23:16] = (val1[23:16] + val2[23:16]) >> 1 \n + res[31:24] = (val1[31:24] + val2[31:24]) >> 1 + */ +__ALWAYS_STATIC_INLINE uint32_t __UHADD8(uint32_t x, uint32_t y) +{ + int32_t r, s, t, u; + + r = ((((x << 24) >> 24) + ((y << 24) >> 24)) >> 1) & 0x000000FF; + s = ((((x << 16) >> 24) + ((y << 16) >> 24)) >> 1) & 0x000000FF; + t = ((((x << 8) >> 24) + ((y << 8) >> 24)) >> 1) & 0x000000FF; + u = ((((x) >> 24) + ((y) >> 24)) >> 1) & 0x000000FF; + + return ((u << 24) | (t << 16) | (s << 8) | (r)); +} + +/** + \brief Dual 16-bit saturating subtract. + \details This function enables you to perform two 16-bit integer subtractions in parallel, + saturating the results to the 16-bit signed integer range -2^15 <= x <= 2^15 - 1. + \param [in] x first two 16-bit summands. + \param [in] y second two 16-bit summands. + \return the saturated subtraction of the low halfwords, in the low halfword of the return value.\n + the saturated subtraction of the high halfwords, in the high halfword of the return value.\n + The returned results are saturated to the 16-bit signed integer range -2^15 <= x <= 2^15 - 1. + \remark + res[15:0] = val1[15:0] - val2[15:0] \n + res[31:16] = val1[31:16] - val2[31:16] + */ +__ALWAYS_STATIC_INLINE uint32_t __QSUB16(uint32_t x, uint32_t y) +{ + int32_t r, s; + + r = __SSAT(((((int32_t)x << 16) >> 16) - (((int32_t)y << 16) >> 16)), 16) & (int32_t)0x0000FFFF; + s = __SSAT(((((int32_t)x) >> 16) - (((int32_t)y) >> 16)), 16) & (int32_t)0x0000FFFF; + + return ((uint32_t)((s << 16) | (r))); +} + +/** + \brief Dual 16-bit unsigned saturating subtraction. + \details This function enables you to perform two unsigned 16-bit integer subtractions, + saturating the results to the 16-bit unsigned integer range 0 < x < 2^16 - 1. + \param [in] x first two 16-bit operands for each subtraction. + \param [in] y second two 16-bit operands for each subtraction. + \return the saturated subtraction of the low halfwords, in the low halfword of the return value.\n + the saturated subtraction of the high halfwords, in the high halfword of the return value.\n + The returned results are saturated to the 16-bit signed integer range -2^15 <= x <= 2^15 - 1. + \remark + res[15:0] = val1[15:0] - val2[15:0] \n + res[31:16] = val1[31:16] - val2[31:16] + */ +__ALWAYS_STATIC_INLINE uint32_t __UQSUB16(uint32_t x, uint32_t y) +{ + int32_t r, s; + + r = __IUSAT((((x << 16) >> 16) - ((y << 16) >> 16)), 16) & 0x0000FFFF; + s = __IUSAT((((x) >> 16) - ((y) >> 16)), 16) & 0x0000FFFF; + + return ((s << 16) | (r)); +} + +/** + \brief Dual 16-bit signed subtraction. + \details This function enables you to perform two 16-bit signed integer subtractions. + \param [in] x first two 16-bit operands of each subtraction. + \param [in] y second two 16-bit operands of each subtraction. + \return the subtraction of the low halfword in the second operand from the low + halfword in the first operand, in the low halfword of the return value. \n + the subtraction of the high halfword in the second operand from the high + halfword in the first operand, in the high halfword of the return value. + \remark + res[15:0] = val1[15:0] - val2[15:0] \n + res[31:16] = val1[31:16] - val2[31:16] + */ +__ALWAYS_STATIC_INLINE uint32_t __SSUB16(uint32_t x, uint32_t y) +{ + int32_t r, s; + + r = ((((int32_t)x << 16) >> 16) - (((int32_t)y << 16) >> 16)) & (int32_t)0x0000FFFF; + s = ((((int32_t)x) >> 16) - (((int32_t)y) >> 16)) & (int32_t)0x0000FFFF; + + return ((uint32_t)((s << 16) | (r))); +} + +/** + \brief Dual 16-bit unsigned subtract. + \details This function enables you to perform two 16-bit unsigned integer subtractions. + \param [in] x first two 16-bit operands of each subtraction. + \param [in] y second two 16-bit operands of each subtraction. + \return the subtraction of the low halfword in the second operand from the low + halfword in the first operand, in the low halfword of the return value. \n + the subtraction of the high halfword in the second operand from the high + halfword in the first operand, in the high halfword of the return value. + \remark + res[15:0] = val1[15:0] - val2[15:0] \n + res[31:16] = val1[31:16] - val2[31:16] + */ +__ALWAYS_STATIC_INLINE uint32_t __USUB16(uint32_t x, uint32_t y) +{ + int32_t r, s; + + r = (((x << 16) >> 16) - ((y << 16) >> 16)) & 0x0000FFFF; + s = (((x) >> 16) - ((y) >> 16)) & 0x0000FFFF; + + return ((s << 16) | (r)); +} + +/** + \brief Dual 16-bit signed subtraction with halved results. + \details This function enables you to perform two signed 16-bit integer subtractions, halving the results. + \param [in] x first two 16-bit summands. + \param [in] y second two 16-bit summands. + \return the halved subtraction of the low halfwords, in the low halfword of the return value.\n + the halved subtraction of the high halfwords, in the high halfword of the return value. + \remark + res[15:0] = (val1[15:0] - val2[15:0]) >> 1 \n + res[31:16] = (val1[31:16] - val2[31:16]) >> 1 + */ +__ALWAYS_STATIC_INLINE uint32_t __SHSUB16(uint32_t x, uint32_t y) +{ + int32_t r, s; + + r = (((((int32_t)x << 16) >> 16) - (((int32_t)y << 16) >> 16)) >> 1) & (int32_t)0x0000FFFF; + s = (((((int32_t)x) >> 16) - (((int32_t)y) >> 16)) >> 1) & (int32_t)0x0000FFFF; + + return ((uint32_t)((s << 16) | (r))); +} + +/** + \brief Dual 16-bit unsigned subtraction with halved results. + \details This function enables you to perform two unsigned 16-bit integer subtractions, halving the results. + \param [in] x first two 16-bit summands. + \param [in] y second two 16-bit summands. + \return the halved subtraction of the low halfwords, in the low halfword of the return value.\n + the halved subtraction of the high halfwords, in the high halfword of the return value. + \remark + res[15:0] = (val1[15:0] - val2[15:0]) >> 1 \n + res[31:16] = (val1[31:16] - val2[31:16]) >> 1 + */ +__ALWAYS_STATIC_INLINE uint32_t __UHSUB16(uint32_t x, uint32_t y) +{ + int32_t r, s; + + r = ((((x << 16) >> 16) - ((y << 16) >> 16)) >> 1) & 0x0000FFFF; + s = ((((x) >> 16) - ((y) >> 16)) >> 1) & 0x0000FFFF; + + return ((s << 16) | (r)); +} + +/** + \brief Quad 8-bit signed addition with halved results. + \details This function enables you to perform four signed 8-bit integer subtractions, halving the results. + \param [in] x first four 8-bit summands. + \param [in] y second four 8-bit summands. + \return the halved subtraction of the first bytes from each operand, in the first byte of the return value.\n + the halved subtraction of the second bytes from each operand, in the second byte of the return value.\n + the halved subtraction of the third bytes from each operand, in the third byte of the return value.\n + the halved subtraction of the fourth bytes from each operand, in the fourth byte of the return value. + \remark + res[7:0] = (val1[7:0] - val2[7:0] ) >> 1 \n + res[15:8] = (val1[15:8] - val2[15:8] ) >> 1 \n + res[23:16] = (val1[23:16] - val2[23:16]) >> 1 \n + res[31:24] = (val1[31:24] - val2[31:24]) >> 1 + */ +__ALWAYS_STATIC_INLINE uint32_t __SHSUB8(uint32_t x, uint32_t y) +{ + int32_t r, s, t, u; + + r = (((((int32_t)x << 24) >> 24) - (((int32_t)y << 24) >> 24)) >> 1) & (int32_t)0x000000FF; + s = (((((int32_t)x << 16) >> 24) - (((int32_t)y << 16) >> 24)) >> 1) & (int32_t)0x000000FF; + t = (((((int32_t)x << 8) >> 24) - (((int32_t)y << 8) >> 24)) >> 1) & (int32_t)0x000000FF; + u = (((((int32_t)x) >> 24) - (((int32_t)y) >> 24)) >> 1) & (int32_t)0x000000FF; + + return ((uint32_t)((u << 24) | (t << 16) | (s << 8) | (r))); +} + +/** + \brief Quad 8-bit unsigned subtraction with halved results. + \details This function enables you to perform four unsigned 8-bit integer subtractions, halving the results. + \param [in] x first four 8-bit summands. + \param [in] y second four 8-bit summands. + \return the halved subtraction of the first bytes from each operand, in the first byte of the return value.\n + the halved subtraction of the second bytes from each operand, in the second byte of the return value.\n + the halved subtraction of the third bytes from each operand, in the third byte of the return value.\n + the halved subtraction of the fourth bytes from each operand, in the fourth byte of the return value. + \remark + res[7:0] = (val1[7:0] - val2[7:0] ) >> 1 \n + res[15:8] = (val1[15:8] - val2[15:8] ) >> 1 \n + res[23:16] = (val1[23:16] - val2[23:16]) >> 1 \n + res[31:24] = (val1[31:24] - val2[31:24]) >> 1 + */ +__ALWAYS_STATIC_INLINE uint32_t __UHSUB8(uint32_t x, uint32_t y) +{ + int32_t r, s, t, u; + + r = ((((x << 24) >> 24) - ((y << 24) >> 24)) >> 1) & 0x000000FF; + s = ((((x << 16) >> 24) - ((y << 16) >> 24)) >> 1) & 0x000000FF; + t = ((((x << 8) >> 24) - ((y << 8) >> 24)) >> 1) & 0x000000FF; + u = ((((x) >> 24) - ((y) >> 24)) >> 1) & 0x000000FF; + + return ((u << 24) | (t << 16) | (s << 8) | (r)); +} + +/** + \brief Dual 16-bit add and subtract with exchange. + \details This function enables you to exchange the halfwords of the one operand, + then add the high halfwords and subtract the low halfwords, + saturating the results to the 16-bit signed integer range -2^15 <= x <= 2^15 - 1. + \param [in] x first operand for the subtraction in the low halfword, + and the first operand for the addition in the high halfword. + \param [in] y second operand for the subtraction in the high halfword, + and the second operand for the addition in the low halfword. + \return the saturated subtraction of the high halfword in the second operand from the + low halfword in the first operand, in the low halfword of the return value.\n + the saturated addition of the high halfword in the first operand and the + low halfword in the second operand, in the high halfword of the return value.\n + The returned results are saturated to the 16-bit signed integer range -2^15 <= x <= 2^15 - 1. + \remark + res[15:0] = val1[15:0] - val2[31:16] \n + res[31:16] = val1[31:16] + val2[15:0] + */ +__ALWAYS_STATIC_INLINE uint32_t __QASX(uint32_t x, uint32_t y) +{ + int32_t r, s; + + r = __SSAT(((((int32_t)x << 16) >> 16) - (((int32_t)y) >> 16)), 16) & (int32_t)0x0000FFFF; + s = __SSAT(((((int32_t)x) >> 16) + (((int32_t)y << 16) >> 16)), 16) & (int32_t)0x0000FFFF; + + return ((uint32_t)((s << 16) | (r))); +} + +/** + \brief Dual 16-bit unsigned saturating addition and subtraction with exchange. + \details This function enables you to exchange the halfwords of the second operand and + perform one unsigned 16-bit integer addition and one unsigned 16-bit subtraction, + saturating the results to the 16-bit unsigned integer range 0 <= x <= 2^16 - 1. + \param [in] x first operand for the subtraction in the low halfword, + and the first operand for the addition in the high halfword. + \param [in] y second operand for the subtraction in the high halfword, + and the second operand for the addition in the low halfword. + \return the saturated subtraction of the high halfword in the second operand from the + low halfword in the first operand, in the low halfword of the return value.\n + the saturated addition of the high halfword in the first operand and the + low halfword in the second operand, in the high halfword of the return value.\n + The returned results are saturated to the 16-bit unsigned integer range 0 <= x <= 2^16 - 1. + \remark + res[15:0] = val1[15:0] - val2[31:16] \n + res[31:16] = val1[31:16] + val2[15:0] + */ +__ALWAYS_STATIC_INLINE uint32_t __UQASX(uint32_t x, uint32_t y) +{ + int32_t r, s; + + r = __IUSAT((((x << 16) >> 16) - ((y) >> 16)), 16) & 0x0000FFFF; + s = __IUSAT((((x) >> 16) + ((y << 16) >> 16)), 16) & 0x0000FFFF; + + return ((s << 16) | (r)); +} + +/** + \brief Dual 16-bit addition and subtraction with exchange. + \details It enables you to exchange the halfwords of the second operand, add the high halfwords + and subtract the low halfwords. + \param [in] x first operand for the subtraction in the low halfword, + and the first operand for the addition in the high halfword. + \param [in] y second operand for the subtraction in the high halfword, + and the second operand for the addition in the low halfword. + \return the subtraction of the high halfword in the second operand from the + low halfword in the first operand, in the low halfword of the return value.\n + the addition of the high halfword in the first operand and the + low halfword in the second operand, in the high halfword of the return value. + \remark + res[15:0] = val1[15:0] - val2[31:16] \n + res[31:16] = val1[31:16] + val2[15:0] + */ +__ALWAYS_STATIC_INLINE uint32_t __SASX(uint32_t x, uint32_t y) +{ + int32_t r, s; + + r = ((((int32_t)x << 16) >> 16) - (((int32_t)y) >> 16)) & (int32_t)0x0000FFFF; + s = ((((int32_t)x) >> 16) + (((int32_t)y << 16) >> 16)) & (int32_t)0x0000FFFF; + + return ((uint32_t)((s << 16) | (r))); +} + +/** + \brief Dual 16-bit unsigned addition and subtraction with exchange. + \details This function enables you to exchange the two halfwords of the second operand, + add the high halfwords and subtract the low halfwords. + \param [in] x first operand for the subtraction in the low halfword, + and the first operand for the addition in the high halfword. + \param [in] y second operand for the subtraction in the high halfword, + and the second operand for the addition in the low halfword. + \return the subtraction of the high halfword in the second operand from the + low halfword in the first operand, in the low halfword of the return value.\n + the addition of the high halfword in the first operand and the + low halfword in the second operand, in the high halfword of the return value. + \remark + res[15:0] = val1[15:0] - val2[31:16] \n + res[31:16] = val1[31:16] + val2[15:0] + */ +__ALWAYS_STATIC_INLINE uint32_t __UASX(uint32_t x, uint32_t y) +{ + int32_t r, s; + + r = (((x << 16) >> 16) - ((y) >> 16)) & 0x0000FFFF; + s = (((x) >> 16) + ((y << 16) >> 16)) & 0x0000FFFF; + + return ((s << 16) | (r)); +} + +/** + \brief Dual 16-bit signed addition and subtraction with halved results. + \details This function enables you to exchange the two halfwords of one operand, perform one + signed 16-bit integer addition and one signed 16-bit subtraction, and halve the results. + \param [in] x first 16-bit operands. + \param [in] y second 16-bit operands. + \return the halved subtraction of the high halfword in the second operand from the + low halfword in the first operand, in the low halfword of the return value.\n + the halved addition of the low halfword in the second operand from the high + halfword in the first operand, in the high halfword of the return value. + \remark + res[15:0] = (val1[15:0] - val2[31:16]) >> 1 \n + res[31:16] = (val1[31:16] + val2[15:0]) >> 1 + */ +__ALWAYS_STATIC_INLINE uint32_t __SHASX(uint32_t x, uint32_t y) +{ + int32_t r, s; + + r = (((((int32_t)x << 16) >> 16) - (((int32_t)y) >> 16)) >> 1) & (int32_t)0x0000FFFF; + s = (((((int32_t)x) >> 16) + (((int32_t)y << 16) >> 16)) >> 1) & (int32_t)0x0000FFFF; + + return ((uint32_t)((s << 16) | (r))); +} + +/** + \brief Dual 16-bit unsigned addition and subtraction with halved results and exchange. + \details This function enables you to exchange the halfwords of the second operand, + add the high halfwords and subtract the low halfwords, halving the results. + \param [in] x first operand for the subtraction in the low halfword, and + the first operand for the addition in the high halfword. + \param [in] y second operand for the subtraction in the high halfword, and + the second operand for the addition in the low halfword. + \return the halved subtraction of the high halfword in the second operand from the + low halfword in the first operand, in the low halfword of the return value.\n + the halved addition of the low halfword in the second operand from the high + halfword in the first operand, in the high halfword of the return value. + \remark + res[15:0] = (val1[15:0] - val2[31:16]) >> 1 \n + res[31:16] = (val1[31:16] + val2[15:0]) >> 1 + */ +__ALWAYS_STATIC_INLINE uint32_t __UHASX(uint32_t x, uint32_t y) +{ + int32_t r, s; + + r = ((((x << 16) >> 16) - ((y) >> 16)) >> 1) & 0x0000FFFF; + s = ((((x) >> 16) + ((y << 16) >> 16)) >> 1) & 0x0000FFFF; + + return ((s << 16) | (r)); +} + +/** + \brief Dual 16-bit subtract and add with exchange. + \details This function enables you to exchange the halfwords of one operand, + then subtract the high halfwords and add the low halfwords, + saturating the results to the 16-bit signed integer range -2^15 <= x <= 2^15 - 1. + \param [in] x first operand for the addition in the low halfword, + and the first operand for the subtraction in the high halfword. + \param [in] y second operand for the addition in the high halfword, + and the second operand for the subtraction in the low halfword. + \return the saturated addition of the low halfword of the first operand and the high + halfword of the second operand, in the low halfword of the return value.\n + the saturated subtraction of the low halfword of the second operand from the + high halfword of the first operand, in the high halfword of the return value.\n + The returned results are saturated to the 16-bit signed integer range -2^15 <= x <= 2^15 - 1. + \remark + res[15:0] = val1[15:0] + val2[31:16] \n + res[31:16] = val1[31:16] - val2[15:0] + */ +__ALWAYS_STATIC_INLINE uint32_t __QSAX(uint32_t x, uint32_t y) +{ + int32_t r, s; + + r = __SSAT(((((int32_t)x << 16) >> 16) + (((int32_t)y) >> 16)), 16) & (int32_t)0x0000FFFF; + s = __SSAT(((((int32_t)x) >> 16) - (((int32_t)y << 16) >> 16)), 16) & (int32_t)0x0000FFFF; + + return ((uint32_t)((s << 16) | (r))); +} + +/** + \brief Dual 16-bit unsigned saturating subtraction and addition with exchange. + \details This function enables you to exchange the halfwords of the second operand and perform + one unsigned 16-bit integer subtraction and one unsigned 16-bit addition, saturating + the results to the 16-bit unsigned integer range 0 <= x <= 2^16 - 1. + \param [in] x first operand for the addition in the low halfword, + and the first operand for the subtraction in the high halfword. + \param [in] y second operand for the addition in the high halfword, + and the second operand for the subtraction in the low halfword. + \return the saturated addition of the low halfword of the first operand and the high + halfword of the second operand, in the low halfword of the return value.\n + the saturated subtraction of the low halfword of the second operand from the + high halfword of the first operand, in the high halfword of the return value.\n + The returned results are saturated to the 16-bit unsigned integer range 0 <= x <= 2^16 - 1. + \remark + res[15:0] = val1[15:0] + val2[31:16] \n + res[31:16] = val1[31:16] - val2[15:0] + */ +__ALWAYS_STATIC_INLINE uint32_t __UQSAX(uint32_t x, uint32_t y) +{ + int32_t r, s; + + r = __IUSAT((((x << 16) >> 16) + ((y) >> 16)), 16) & 0x0000FFFF; + s = __IUSAT((((x) >> 16) - ((y << 16) >> 16)), 16) & 0x0000FFFF; + + return ((s << 16) | (r)); +} + +/** + \brief Dual 16-bit unsigned subtract and add with exchange. + \details This function enables you to exchange the halfwords of the second operand, + subtract the high halfwords and add the low halfwords. + \param [in] x first operand for the addition in the low halfword, + and the first operand for the subtraction in the high halfword. + \param [in] y second operand for the addition in the high halfword, + and the second operand for the subtraction in the low halfword. + \return the addition of the low halfword of the first operand and the high + halfword of the second operand, in the low halfword of the return value.\n + the subtraction of the low halfword of the second operand from the + high halfword of the first operand, in the high halfword of the return value.\n + \remark + res[15:0] = val1[15:0] + val2[31:16] \n + res[31:16] = val1[31:16] - val2[15:0] + */ +__ALWAYS_STATIC_INLINE uint32_t __USAX(uint32_t x, uint32_t y) +{ + int32_t r, s; + + r = (((x << 16) >> 16) + ((y) >> 16)) & 0x0000FFFF; + s = (((x) >> 16) - ((y << 16) >> 16)) & 0x0000FFFF; + + return ((s << 16) | (r)); +} + +/** + \brief Dual 16-bit signed subtraction and addition with exchange. + \details This function enables you to exchange the two halfwords of one operand and perform one + 16-bit integer subtraction and one 16-bit addition. + \param [in] x first operand for the addition in the low halfword, and the first operand + for the subtraction in the high halfword. + \param [in] y second operand for the addition in the high halfword, and the second + operand for the subtraction in the low halfword. + \return the addition of the low halfword of the first operand and the high + halfword of the second operand, in the low halfword of the return value.\n + the subtraction of the low halfword of the second operand from the + high halfword of the first operand, in the high halfword of the return value.\n + \remark + res[15:0] = val1[15:0] + val2[31:16] \n + res[31:16] = val1[31:16] - val2[15:0] + */ +__ALWAYS_STATIC_INLINE uint32_t __SSAX(uint32_t x, uint32_t y) +{ + int32_t r, s; + + r = ((((int32_t)x << 16) >> 16) + (((int32_t)y) >> 16)) & (int32_t)0x0000FFFF; + s = ((((int32_t)x) >> 16) - (((int32_t)y << 16) >> 16)) & (int32_t)0x0000FFFF; + + return ((uint32_t)((s << 16) | (r))); +} + + +/** + \brief Dual 16-bit signed subtraction and addition with halved results. + \details This function enables you to exchange the two halfwords of one operand, perform one signed + 16-bit integer subtraction and one signed 16-bit addition, and halve the results. + \param [in] x first 16-bit operands. + \param [in] y second 16-bit operands. + \return the halved addition of the low halfword in the first operand and the + high halfword in the second operand, in the low halfword of the return value.\n + the halved subtraction of the low halfword in the second operand from the + high halfword in the first operand, in the high halfword of the return value. + \remark + res[15:0] = (val1[15:0] + val2[31:16]) >> 1 \n + res[31:16] = (val1[31:16] - val2[15:0]) >> 1 + */ +__ALWAYS_STATIC_INLINE uint32_t __SHSAX(uint32_t x, uint32_t y) +{ + int32_t r, s; + + r = (((((int32_t)x << 16) >> 16) + (((int32_t)y) >> 16)) >> 1) & (int32_t)0x0000FFFF; + s = (((((int32_t)x) >> 16) - (((int32_t)y << 16) >> 16)) >> 1) & (int32_t)0x0000FFFF; + + return ((uint32_t)((s << 16) | (r))); +} + +/** + \brief Dual 16-bit unsigned subtraction and addition with halved results and exchange. + \details This function enables you to exchange the halfwords of the second operand, + subtract the high halfwords and add the low halfwords, halving the results. + \param [in] x first operand for the addition in the low halfword, and + the first operand for the subtraction in the high halfword. + \param [in] y second operand for the addition in the high halfword, and + the second operand for the subtraction in the low halfword. + \return the halved addition of the low halfword in the first operand and the + high halfword in the second operand, in the low halfword of the return value.\n + the halved subtraction of the low halfword in the second operand from the + high halfword in the first operand, in the high halfword of the return value. + \remark + res[15:0] = (val1[15:0] + val2[31:16]) >> 1 \n + res[31:16] = (val1[31:16] - val2[15:0]) >> 1 + */ +__ALWAYS_STATIC_INLINE uint32_t __UHSAX(uint32_t x, uint32_t y) +{ + int32_t r, s; + + r = ((((x << 16) >> 16) + ((y) >> 16)) >> 1) & 0x0000FFFF; + s = ((((x) >> 16) - ((y << 16) >> 16)) >> 1) & 0x0000FFFF; + + return ((s << 16) | (r)); +} + +/** + \brief Dual 16-bit signed multiply with exchange returning difference. + \details This function enables you to perform two 16-bit signed multiplications, subtracting + one of the products from the other. The halfwords of the second operand are exchanged + before performing the arithmetic. This produces top * bottom and bottom * top multiplication. + \param [in] x first 16-bit operands for each multiplication. + \param [in] y second 16-bit operands for each multiplication. + \return the difference of the products of the two 16-bit signed multiplications. + \remark + p1 = val1[15:0] * val2[31:16] \n + p2 = val1[31:16] * val2[15:0] \n + res[31:0] = p1 - p2 + */ +__ALWAYS_STATIC_INLINE uint32_t __SMUSDX(uint32_t x, uint32_t y) +{ + return ((uint32_t)(((((int32_t)x << 16) >> 16) * (((int32_t)y) >> 16)) - + ((((int32_t)x) >> 16) * (((int32_t)y << 16) >> 16)))); +} + +/** + \brief Sum of dual 16-bit signed multiply with exchange. + \details This function enables you to perform two 16-bit signed multiplications with exchanged + halfwords of the second operand, adding the products together. + \param [in] x first 16-bit operands for each multiplication. + \param [in] y second 16-bit operands for each multiplication. + \return the sum of the products of the two 16-bit signed multiplications with exchanged halfwords of the second operand. + \remark + p1 = val1[15:0] * val2[31:16] \n + p2 = val1[31:16] * val2[15:0] \n + res[31:0] = p1 + p2 + */ +__ALWAYS_STATIC_INLINE uint32_t __SMUADX(uint32_t x, uint32_t y) +{ + return ((uint32_t)(((((int32_t)x << 16) >> 16) * (((int32_t)y) >> 16)) + + ((((int32_t)x) >> 16) * (((int32_t)y << 16) >> 16)))); +} + + +/** + \brief Saturating add. + \details This function enables you to obtain the saturating add of two integers. + \param [in] x first summand of the saturating add operation. + \param [in] y second summand of the saturating add operation. + \return the saturating addition of val1 and val2. + \remark + res[31:0] = SAT(val1 + SAT(val2)) + */ +__ALWAYS_STATIC_INLINE int32_t __QADD(int32_t x, int32_t y) +{ + int32_t result; + + if (y >= 0) { + if (x + y >= x) { + result = x + y; + } else { + result = 0x7FFFFFFF; + } + } else { + if (x + y < x) { + result = x + y; + } else { + result = 0x80000000; + } + } + + return result; +} + +/** + \brief Saturating subtract. + \details This function enables you to obtain the saturating add of two integers. + \param [in] x first summand of the saturating add operation. + \param [in] y second summand of the saturating add operation. + \return the saturating addition of val1 and val2. + \remark + res[31:0] = SAT(val1 - SAT(val2)) + */ +__ALWAYS_STATIC_INLINE int32_t __QSUB(int32_t x, int32_t y) +{ + int64_t tmp; + int32_t result; + + tmp = (int64_t)x - (int64_t)y; + + if (tmp > 0x7fffffff) { + tmp = 0x7fffffff; + } else if (tmp < (-2147483647 - 1)) { + tmp = -2147483647 - 1; + } + + result = tmp; + return result; +} + +/** + \brief Dual 16-bit signed multiply with single 32-bit accumulator. + \details This function enables you to perform two signed 16-bit multiplications, + adding both results to a 32-bit accumulate operand. + \param [in] x first 16-bit operands for each multiplication. + \param [in] y second 16-bit operands for each multiplication. + \param [in] sum accumulate value. + \return the product of each multiplication added to the accumulate value, as a 32-bit integer. + \remark + p1 = val1[15:0] * val2[15:0] \n + p2 = val1[31:16] * val2[31:16] \n + res[31:0] = p1 + p2 + val3[31:0] + */ +__ALWAYS_STATIC_INLINE uint32_t __SMLAD(uint32_t x, uint32_t y, uint32_t sum) +{ + return ((uint32_t)(((((int32_t)x << 16) >> 16) * (((int32_t)y << 16) >> 16)) + + ((((int32_t)x) >> 16) * (((int32_t)y) >> 16)) + + (((int32_t)sum)))); +} + +/** + \brief Pre-exchanged dual 16-bit signed multiply with single 32-bit accumulator. + \details This function enables you to perform two signed 16-bit multiplications with exchanged + halfwords of the second operand, adding both results to a 32-bit accumulate operand. + \param [in] x first 16-bit operands for each multiplication. + \param [in] y second 16-bit operands for each multiplication. + \param [in] sum accumulate value. + \return the product of each multiplication with exchanged halfwords of the second + operand added to the accumulate value, as a 32-bit integer. + \remark + p1 = val1[15:0] * val2[31:16] \n + p2 = val1[31:16] * val2[15:0] \n + res[31:0] = p1 + p2 + val3[31:0] + */ +__ALWAYS_STATIC_INLINE uint32_t __SMLADX(uint32_t x, uint32_t y, uint32_t sum) +{ + return ((uint32_t)(((((int32_t)x << 16) >> 16) * (((int32_t)y) >> 16)) + + ((((int32_t)x) >> 16) * (((int32_t)y << 16) >> 16)) + + (((int32_t)sum)))); +} + +/** + \brief Dual 16-bit signed multiply with exchange subtract with 32-bit accumulate. + \details This function enables you to perform two 16-bit signed multiplications, take the + difference of the products, subtracting the high halfword product from the low + halfword product, and add the difference to a 32-bit accumulate operand. + \param [in] x first 16-bit operands for each multiplication. + \param [in] y second 16-bit operands for each multiplication. + \param [in] sum accumulate value. + \return the difference of the product of each multiplication, added to the accumulate value. + \remark + p1 = val1[15:0] * val2[15:0] \n + p2 = val1[31:16] * val2[31:16] \n + res[31:0] = p1 - p2 + val3[31:0] + */ +__ALWAYS_STATIC_INLINE uint32_t __SMLSD(uint32_t x, uint32_t y, uint32_t sum) +{ + return ((uint32_t)(((((int32_t)x << 16) >> 16) * (((int32_t)y << 16) >> 16)) - + ((((int32_t)x) >> 16) * (((int32_t)y) >> 16)) + + (((int32_t)sum)))); +} + +/** + \brief Dual 16-bit signed multiply with exchange subtract with 32-bit accumulate. + \details This function enables you to exchange the halfwords in the second operand, then perform two 16-bit + signed multiplications. The difference of the products is added to a 32-bit accumulate operand. + \param [in] x first 16-bit operands for each multiplication. + \param [in] y second 16-bit operands for each multiplication. + \param [in] sum accumulate value. + \return the difference of the product of each multiplication, added to the accumulate value. + \remark + p1 = val1[15:0] * val2[31:16] \n + p2 = val1[31:16] * val2[15:0] \n + res[31:0] = p1 - p2 + val3[31:0] + */ +__ALWAYS_STATIC_INLINE uint32_t __SMLSDX(uint32_t x, uint32_t y, uint32_t sum) +{ + return ((uint32_t)(((((int32_t)x << 16) >> 16) * (((int32_t)y) >> 16)) - + ((((int32_t)x) >> 16) * (((int32_t)y << 16) >> 16)) + + (((int32_t)sum)))); +} + +/** + \brief Dual 16-bit signed multiply with single 64-bit accumulator. + \details This function enables you to perform two signed 16-bit multiplications, adding both results + to a 64-bit accumulate operand. Overflow is only possible as a result of the 64-bit addition. + This overflow is not detected if it occurs. Instead, the result wraps around modulo2^64. + \param [in] x first 16-bit operands for each multiplication. + \param [in] y second 16-bit operands for each multiplication. + \param [in] sum accumulate value. + \return the product of each multiplication added to the accumulate value. + \remark + p1 = val1[15:0] * val2[15:0] \n + p2 = val1[31:16] * val2[31:16] \n + sum = p1 + p2 + val3[63:32][31:0] \n + res[63:32] = sum[63:32] \n + res[31:0] = sum[31:0] + */ +__ALWAYS_STATIC_INLINE uint64_t __SMLALD(uint32_t x, uint32_t y, uint64_t sum) +{ + return ((uint64_t)(((((int32_t)x << 16) >> 16) * (((int32_t)y << 16) >> 16)) + + ((((int32_t)x) >> 16) * (((int32_t)y) >> 16)) + + (((uint64_t)sum)))); +} + +/** + \brief Dual 16-bit signed multiply with exchange with single 64-bit accumulator. + \details This function enables you to exchange the halfwords of the second operand, and perform two + signed 16-bit multiplications, adding both results to a 64-bit accumulate operand. Overflow + is only possible as a result of the 64-bit addition. This overflow is not detected if it occurs. + Instead, the result wraps around modulo2^64. + \param [in] x first 16-bit operands for each multiplication. + \param [in] y second 16-bit operands for each multiplication. + \param [in] sum accumulate value. + \return the product of each multiplication added to the accumulate value. + \remark + p1 = val1[15:0] * val2[31:16] \n + p2 = val1[31:16] * val2[15:0] \n + sum = p1 + p2 + val3[63:32][31:0] \n + res[63:32] = sum[63:32] \n + res[31:0] = sum[31:0] + */ +__ALWAYS_STATIC_INLINE uint64_t __SMLALDX(uint32_t x, uint32_t y, uint64_t sum) +{ + return ((uint64_t)(((((int32_t)x << 16) >> 16) * (((int32_t)y) >> 16)) + + ((((int32_t)x) >> 16) * (((int32_t)y << 16) >> 16)) + + (((uint64_t)sum)))); +} + +/** + \brief dual 16-bit signed multiply subtract with 64-bit accumulate. + \details This function It enables you to perform two 16-bit signed multiplications, take the difference + of the products, subtracting the high halfword product from the low halfword product, and add the + difference to a 64-bit accumulate operand. Overflow cannot occur during the multiplications or the + subtraction. Overflow can occur as a result of the 64-bit addition, and this overflow is not + detected. Instead, the result wraps round to modulo2^64. + \param [in] x first 16-bit operands for each multiplication. + \param [in] y second 16-bit operands for each multiplication. + \param [in] sum accumulate value. + \return the difference of the product of each multiplication, added to the accumulate value. + \remark + p1 = val1[15:0] * val2[15:0] \n + p2 = val1[31:16] * val2[31:16] \n + res[63:32][31:0] = p1 - p2 + val3[63:32][31:0] + */ +__ALWAYS_STATIC_INLINE uint64_t __SMLSLD(uint32_t x, uint32_t y, uint64_t sum) +{ + return ((uint64_t)(((((int32_t)x << 16) >> 16) * (((int32_t)y << 16) >> 16)) - + ((((int32_t)x) >> 16) * (((int32_t)y) >> 16)) + + (((uint64_t)sum)))); +} + +/** + \brief Dual 16-bit signed multiply with exchange subtract with 64-bit accumulate. + \details This function enables you to exchange the halfwords of the second operand, perform two 16-bit multiplications, + adding the difference of the products to a 64-bit accumulate operand. Overflow cannot occur during the + multiplications or the subtraction. Overflow can occur as a result of the 64-bit addition, and this overflow + is not detected. Instead, the result wraps round to modulo2^64. + \param [in] x first 16-bit operands for each multiplication. + \param [in] y second 16-bit operands for each multiplication. + \param [in] sum accumulate value. + \return the difference of the product of each multiplication, added to the accumulate value. + \remark + p1 = val1[15:0] * val2[31:16] \n + p2 = val1[31:16] * val2[15:0] \n + res[63:32][31:0] = p1 - p2 + val3[63:32][31:0] + */ +__ALWAYS_STATIC_INLINE uint64_t __SMLSLDX(uint32_t x, uint32_t y, uint64_t sum) +{ + return ((uint64_t)(((((int32_t)x << 16) >> 16) * (((int32_t)y) >> 16)) - + ((((int32_t)x) >> 16) * (((int32_t)y << 16) >> 16)) + + (((uint64_t)sum)))); +} + +/** + \brief 32-bit signed multiply with 32-bit truncated accumulator. + \details This function enables you to perform a signed 32-bit multiplications, adding the most + significant 32 bits of the 64-bit result to a 32-bit accumulate operand. + \param [in] x first operand for multiplication. + \param [in] y second operand for multiplication. + \param [in] sum accumulate value. + \return the product of multiplication (most significant 32 bits) is added to the accumulate value, as a 32-bit integer. + \remark + p = val1 * val2 \n + res[31:0] = p[63:32] + val3[31:0] + */ +__ALWAYS_STATIC_INLINE uint32_t __SMMLA(int32_t x, int32_t y, int32_t sum) +{ + return (uint32_t)((int32_t)((int64_t)((int64_t)x * (int64_t)y) >> 32) + sum); +} + +/** + \brief Sum of dual 16-bit signed multiply. + \details This function enables you to perform two 16-bit signed multiplications, adding the products together. + \param [in] x first 16-bit operands for each multiplication. + \param [in] y second 16-bit operands for each multiplication. + \return the sum of the products of the two 16-bit signed multiplications. + \remark + p1 = val1[15:0] * val2[15:0] \n + p2 = val1[31:16] * val2[31:16] \n + res[31:0] = p1 + p2 + */ +__ALWAYS_STATIC_INLINE uint32_t __SMUAD(uint32_t x, uint32_t y) +{ + return ((uint32_t)(((((int32_t)x << 16) >> 16) * (((int32_t)y << 16) >> 16)) + + ((((int32_t)x) >> 16) * (((int32_t)y) >> 16)))); +} + +/** + \brief Dual 16-bit signed multiply returning difference. + \details This function enables you to perform two 16-bit signed multiplications, taking the difference + of the products by subtracting the high halfword product from the low halfword product. + \param [in] x first 16-bit operands for each multiplication. + \param [in] y second 16-bit operands for each multiplication. + \return the difference of the products of the two 16-bit signed multiplications. + \remark + p1 = val1[15:0] * val2[15:0] \n + p2 = val1[31:16] * val2[31:16] \n + res[31:0] = p1 - p2 + */ +__ALWAYS_STATIC_INLINE uint32_t __SMUSD(uint32_t x, uint32_t y) +{ + return ((uint32_t)(((((int32_t)x << 16) >> 16) * (((int32_t)y << 16) >> 16)) - + ((((int32_t)x) >> 16) * (((int32_t)y) >> 16)))); +} + +/** + \brief Dual extracted 8-bit to 16-bit signed addition. + \details This function enables you to extract two 8-bit values from the second operand (at bit positions + [7:0] and [23:16]), sign-extend them to 16-bits each, and add the results to the first operand. + \param [in] x values added to the sign-extended to 16-bit values. + \param [in] y two 8-bit values to be extracted and sign-extended. + \return the addition of val1 and val2, where the 8-bit values in val2[7:0] and + val2[23:16] have been extracted and sign-extended prior to the addition. + \remark + res[15:0] = val1[15:0] + SignExtended(val2[7:0]) \n + res[31:16] = val1[31:16] + SignExtended(val2[23:16]) + */ +__ALWAYS_STATIC_INLINE uint32_t __SXTAB16(uint32_t x, uint32_t y) +{ + return ((uint32_t)((((((int32_t)y << 24) >> 24) + (((int32_t)x << 16) >> 16)) & (int32_t)0x0000FFFF) | + (((((int32_t)y << 8) >> 8) + (((int32_t)x >> 16) << 16)) & (int32_t)0xFFFF0000))); +} + +/** + \brief Extracted 16-bit to 32-bit unsigned addition. + \details This function enables you to extract two 8-bit values from one operand, zero-extend + them to 16 bits each, and add the results to two 16-bit values from another operand. + \param [in] x values added to the zero-extended to 16-bit values. + \param [in] y two 8-bit values to be extracted and zero-extended. + \return the addition of val1 and val2, where the 8-bit values in val2[7:0] and + val2[23:16] have been extracted and zero-extended prior to the addition. + \remark + res[15:0] = ZeroExt(val2[7:0] to 16 bits) + val1[15:0] \n + res[31:16] = ZeroExt(val2[31:16] to 16 bits) + val1[31:16] + */ +__ALWAYS_STATIC_INLINE uint32_t __UXTAB16(uint32_t x, uint32_t y) +{ + return ((uint32_t)(((((y << 24) >> 24) + ((x << 16) >> 16)) & 0x0000FFFF) | + ((((y << 8) >> 8) + ((x >> 16) << 16)) & 0xFFFF0000))); +} + +/** + \brief Dual extract 8-bits and sign extend each to 16-bits. + \details This function enables you to extract two 8-bit values from an operand and sign-extend them to 16 bits each. + \param [in] x two 8-bit values in val[7:0] and val[23:16] to be sign-extended. + \return the 8-bit values sign-extended to 16-bit values.\n + sign-extended value of val[7:0] in the low halfword of the return value.\n + sign-extended value of val[23:16] in the high halfword of the return value. + \remark + res[15:0] = SignExtended(val[7:0]) \n + res[31:16] = SignExtended(val[23:16]) + */ +__ALWAYS_STATIC_INLINE uint32_t __SXTB16(uint32_t x) +{ + return ((uint32_t)(((((int32_t)x << 24) >> 24) & (int32_t)0x0000FFFF) | + ((((int32_t)x << 8) >> 8) & (int32_t)0xFFFF0000))); +} + +/** + \brief Dual extract 8-bits and zero-extend to 16-bits. + \details This function enables you to extract two 8-bit values from an operand and zero-extend them to 16 bits each. + \param [in] x two 8-bit values in val[7:0] and val[23:16] to be zero-extended. + \return the 8-bit values sign-extended to 16-bit values.\n + sign-extended value of val[7:0] in the low halfword of the return value.\n + sign-extended value of val[23:16] in the high halfword of the return value. + \remark + res[15:0] = SignExtended(val[7:0]) \n + res[31:16] = SignExtended(val[23:16]) + */ +__ALWAYS_STATIC_INLINE uint32_t __UXTB16(uint32_t x) +{ + return ((uint32_t)((((x << 24) >> 24) & 0x0000FFFF) | + (((x << 8) >> 8) & 0xFFFF0000))); +} + +#endif /* _CSI_GCC_H_ */ |