Everything
2.4.5 Change the register mode

Select the build tool node on the project tree and select the [Common Options] tab on the Property panel.

Select the register mode to on the [Register mode] property in the [Register Mode] category.

Figure 2.27

[Register mode] Property

 

You can select from the following register modes.

Register Mode

Working Registers

Registers for Register Variables

32-register mode(No option specified)

r10 to r19

r20 to r29

22-register mode(-Xreg_mode=22)

r10 to r14

r25 to r29

Universal register mode(-Xreg_mode=common)

r10 to r14

r25 to r29

Remark

See "CC-RH Compiler User's Manual" for details about register modes.