[FAQ] TDA4VM: Configuring stack and heap size in FreeRTOS application

In the SDK8.2 the compiler used is the ti-cgt-armllvm_1.3.0.LTS.

The user guide for the compiler has details on all the above mentioned questions.

Karan Saxena said:

1) --stack_size & -stack

These are aliases to each other, see below.

https://software-dl.ti.com/codegen/docs/tiarmclang/rel1_3_0_LTS/compiler_manual/linker_description/04_linker_options/basic-options.html?highlight=stack_size#cmdoption-stack-size 

Karan Saxena said:

2) --heap_size & -heap

These are aliases to each other, see below.

https://software-dl.ti.com/codegen/docs/tiarmclang/rel1_3_0_LTS/compiler_manual/linker_description/04_linker_options/basic-options.html?highlight=stack_size#cmdoption-heap-size 

Karan Saxena said:

Q1. Which one of these should be used for stack and heap size?

Answered above.

Karan Saxena said:

Q2. The stack section is there as .stack but what is the section corresponding to heap?

The .sysmem section is the heap section, see below.

https://software-dl.ti.com/codegen/docs/tiarmclang/rel1_3_0_LTS/compiler_manual/linker_description/04_linker_options/basic-options.html?highlight=sysmem#define-heap-size-heap-size-option

Regards

Karan