Arm® Instruction Set Reference Guide. Preface. About this of AArch32 state. A2 Changing between A32 and T32 instruction set states. ARM Compiler armasm Reference Guide. Chapter 1.
Compiler Reference Guide cpu=name (armasm)
Conventions and Feedback. Chapter 2 armasm Command-line Options. armasm.
Read this chapter for reference material on the assembler directives available in the ARM datasheet or technical reference manual for your hardware device.
Video: Arm asm reference manual 02: ARM Cortex-M Move Instructions
Armv7 architecture application profile. Products Download Events Support Videos.
Thumb instruction formats are less regular than ARM instruction formats, as a result of the dense ARM has 37 registers in total, all of which are bits long. See the chapter on the ARM Procedure Call Standard in the SDT Reference.
Manual for further details of register usage within subroutines.
Armv7 architecture microcontroller profile. Arm v8. Armv6 architecture microcontroller profile.
FPU Some specifications of --cpu imply an --fpu selection. Note: Specifying the target processor or architecture might make the generated object code incompatible with other Arm processors.
Armv6 architecture microcontroller profile with OS extensions. Related references F1.
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|Armv6 architecture microcontroller profile.
If the architecture only supports T32, you do not have to specify --thumb on the command line. Products Download Events Support Videos. Related information Arm Architecture Reference Manual. Table F Supported Arm architectures.