从Vitis HLS 移植到 Vitis Unified HLS 从 Vivado HLS 移植到 Vitis HLS 已弃用功能特性和不受支持的功能特性 不受支持的功能特性
Vitis HLS 用户指南(https://www.xilinx.com/support/documentation/sw_manuals/xilinx2020_2/ug1399-vitis-hls.pdf)中详细描述了定点类型,下面是一个简短示例: 定点示例 #include#includeap_fixed<15, 5>a=3.45; ap_fixed<15, 5>b=9.645; ap_fixed<20, 6>c=a/b*2; std::cout<< c; //Prints 0.71...
参考信息 ap_[u]fixed 表示法 量化模式 上溢模式 编译ap_[u]fixed<> 类型 声明和定义 ap_[u]fixed<> 变量 从常量初始化和赋值(字面值) 控制台 I/O 支持(打印) 涉及ap_[u]fixed<> 类型的表达式 类方法、运算符和数据成员 HLS Print 函数 HLS 数学库 HLS 串流库 HLS 矢量库 HLS 任务库 HLS 拆分/...
Vitis HLS provides and supports C++ libraries that utilize template functions and classes, which include the following: Standard Complex : std::complex Arbitrary Precision : ap_int<> Fixed Point : ap_fixed<> HLS Stream : hls::stream HLS Vector : hls::vector Because of the increased capabilitie...
涉及ap_[u]fixed<> 类型的表达式 类方法、运算符和数据成员 HLS Print 函数 HLS 数学库 HLS 数学库精度 HLS 数学库 定点数学函数 验证和数学函数 验证选项 1:标准数学库和验证差异 验证选项 2:HLS 函数库和确认差异 验证选项 3:HLS 数学库文件和确认差异 常见综合错误 HLS 串流库 C 语...
}// Width = 16 bits, integer part = 1 bitap_fixed<16,1> duty_fixed = duty_cycle; out_dutycycle = (uint16_t) (duty_fixed*in_period);Code language:C++(cpp) Generating an IP core using Vitis HLS Launch the C Synthesis by going toSolution->Run C Synthesis->Active Solution ...
Vitis HLS Libraries Reference C/C++ Builtin Functions Arbitrary Precision Data Types Library Using Arbitrary Precision Data Types Arbitrary Integer Precision Types with C++ Arbitrary Precision Fixed-Point Data Types Fixed-Point Identifier Summary Example Using ap_fixed C++ Arbitrary Precision In...
status "fixed" freq_hz "208333333"} clk_out6 {id "5" is_default "false" proc_sys_reset "/psr_416mhz" status "fixed" freq_hz "416666666"} clk_out7 {id "6" is_default "false" proc_sys_reset "/psr_625mhz" status "fixed" freq_hz "625000000"}} [get_bd_cells /clk_wizard_0]...
D:/DevelopmentSoftware/FPGA/vivado/Vitis_HLS/2020.2/include/ap_axi_sdata.h:102:18: warning: variable templates only available with -std=c++14 or -std=gnu++14 constexpr size_t bitwidth<ap_fixed<_AP_W, _AP_I, _AP_Q, _AP_O, _AP_N>>= _AP_W;^~~~ D:/DevelopmentSoftware/FPGA/vi...
/home/l/tools/Xilinx/Vitis_HLS/2021.1/include/ap_axi_sdata.h:104:23: warning: variable templates only available with -std=c\+\+14 or -std=gnu\+\+14 constexpr std::size_t bitwidth<ap_ufixed<_AP_W, _AP_I, _AP_Q, _AP_O, _AP_N>> = _AP_W; ^~~~ /home/l/tools/Xilinx...