openjdk arm

Examples of C and assembly languages or programming in ARM, and explanations of arm instances1. inline assembly Notes for Embedded Assembly in C language: You cannot assign values directly to the PC register. B or BL commands must be used for program redirection. Do not use overly complex C expressions when using physical registers, avoid physical register conflicts. R12 and R13 may be used by the compiler

Arm learning-Summary of bit operations and arm learning Summary In the process of learning arm, the sensory register basically does not provide bitwise operations, but the overall operation,The overall operation is to note that when assigning a value to a specific bit, it does not affect other places. It does not look simple,In fact, the overall operation is ski

then select the appropriate subscription information and location for the Azure datacenter.　　　　Note here : the Azure Resource group can only belong to one region. But the resources in the Azure Resource group can be in other datacenters.For example, I created a new leiresourcegroup in China East. Under this resource group, you can create a virtual machine in China.6. Once created, the results are displayed, such as:　　================================= I am the delimiter =========================

Create an ARM root file system and an arm root file1. Cross-compile busyboxVersion: busybox-1.22.0.tar.bz2Modify Makefile to add a cross-compiler pathARCH? = ArmCROSS_COMPILE? =/Opt/arm-2009q1/bin/arm-none-linux-gnueabi-Configure busyboxBuild Options --->[*] Build BusyBox as a static binary (no shared libs)General Conf

I. Arm has two working states: (1) arm status. At this time, the processor executes the 32-bit arm command. (2) thumb status. At this time, the processor executes a 16-bit half-aligned thumb command. 2. Arm processors must be divided into big-end and small-end formats (both arm11 and arm11 are small-end formats)

(9) Call the decompress_kernel () function of the file Misc. C to decompress the kernel at the end of the cache.(After the R2 address ). The register values are changed as follows:R0 indicates the size of the extracted kernel.R4 is the address when the kernel is executedR5 is the start address of the kernel after decompression.R6 is the CPU type value (processor ID)R7 is the system type value (Architecture ID)(10) after the reloc_start code is copied to the kernel (R5 + R0), the cache is cleared

clear, you can visit the official Intel in the CSDN blog. a summary of the performance in the project is: If the project contains only Armeabi, it can be run on all Android devices; If the project contains only armeabi-v7a, it can be run in addition to the Armeabi architecture; If the project contains only x86, then the armeabi architecture and armeabi-v7a Android devices will not work; if both Armeabi, armeabi-v7a and x86 are included, all devices can be run, and the program will load diffe

Source: Zhou licong ppt) Addressing type classificationThe addressing method is to find the actual operand address based on the address code field given in the instruction. The ARM processor has nine basic addressing methods.1. Register addressing; 2. Immediate addressing;3. Register shift addressing; 4. Register indirect addressing;5. base address addressing; 6. Multi-register addressing;7. Stack addressing; 8. Block copy addressing;9. Relative addre

How does ARM enable the diagnostic extension of LAD2.3 and arm enables lad2.3? Linux Azure Diagnostic (Glad) extensions are now available in version 3.0, but in Azure China, the latest version is 2.3. Although the Azure portal provides a simple operating version to enable diagnostic extension for Linux virtual machines, users may also ask how to use PowerShell and other tools to set up. Use is not supported

ARM microprocessor Overview Introduction to this chapterArmSome basic concepts, application fields, and features of microprocessor help readersArmTechnology Hall.Main content of this chapter:-ArmAnd Related Technologies-ArmApplication fields and features of Microprocessor-ArmMicroprocessor Series-ArmArchitecture of Microprocessor-ArmApplication Selection of Microprocessor1.1Arm-Advanced RISC MachinesArmIt can be regarded as a company name or a general

Create an arm-linux cross-compiling environment: whether to compile an arm-glib library. -- Linux general technology-Linux programming and kernel information. For details, see the following. Create an arm-linux cross-compiling environment: 1. Download the compilation tool: arm-linux-gcc instead of using the source cod

Windows Azure Platform Family of articles Catalog　　When we use ARM to create resources, we first need to identify which Azure services support arm mode.For details, we can refer to the connection: https://azure.microsoft.com/en-us/documentation/articles/resource-manager-supported-services/With a special emphasis on azure virtual machine VMS, Azure VMs are divided into two modes: ASM and arm.We are in the ol

Pseudo-operation supported by ARM assembler 1. Definition in Arm assembly language programs, there are special instruction mnemonics, which are different from the mnemonics of the instruction system, and do not have corresponding opcode, which is usually called pseudo operation identifier , which is called pseudo operation. /c4>. 2, symbol definition pseudo operation Symbol definition pseudo operations ar

but also all the packages required for work, including the OpenJDK Java package. He added that preparing the required applications for ARM requires big package cleanup. Another key area is device discovery. Burke said there is a more common motherboard in the x86 world. "Historically, ARM is not a special specification and has a lot of customization work for har

8.ARM Register Detailed explanationSimple classification of ARM registers: Figure 1-1:Figure 1-1There are 37 32-bit registers in the arm microprocessor, including 31 universal registers and 6 status registers. However, these registers cannot be accessed at the same time, and there are different types of registers that can be accessed in seven modes. However, the

Kubernetes client UAP development-custom control's right arm and right armPreface The last time we talked about the App's genie: custom controls. This time, let's continue with this topic to talk about two useful assistants for custom controls: Selector-TemplateSelector Converter-Converter These two things can help custom controls to be used more easily and easily, so they must be mastered.Value Converter You may not be familiar with this because

1. Install the standard C development environment, because Ubuntu installation is not installed by default, so you need to install it first:sudo apt-get install gcc g++ libgcc1 libg++ make GDB2. Download the latest version of the cross compiler from ftp://ftp.arm.linux.org.uk/pub/armlinux/toolchain/, I downloaded the cross-3.2.tar.bz2, extracted to the Downloan directory, will generate home /downloads/usr/local/arm/, and then sudo cp-r

Pleasant goat series [switch between arm and Linux operating platforms] and arm operating platform Blog: http://blog.csdn.net/muyang_ren (1) uboot boot linux Initialization settings:Bytes -------------------------------------------------------------------------------------------- Setenv serverip 192.168.7.x // set the IP address of the tftp server (X is the last number of the IP address in ubuntu [available

An error occurred while compiling Android kernel after I purchased a desktop amdx6 1100 tcpu and loaded it into the system today. /Bin/sh:./toolchain/arm-eabi-4.4.0/ARM-Eabi-GCC command not found An error is returned when the android SDK is compiled. /Bin/Bash:./toolchain/arm-eabi-4.4.3/ARM-Eabi-GCC no such file or dir

July 28, 2008 22:22:02On ARM's C code optimization in embedded developmentThe following is a collection of C code optimization methods on ARM on the network that should be useful in embedded development:[Statement: The following methods are not my findings and summary, are the selfless contribution of the people, thank them for their labor and sharing. ] =======================================================C Data Type1. C Program Optimization is rel