Share via

THUMB-enabled ARM Implementation

  • Article

THUMB-enabled ARM microprocessors are able to execute 16-bit THUMB instructions in addition to the usual 32-bit ARM instructions. In order to execute THUMB instructions, switch the microprocessor into THUMB mode. To resume executing ARM instructions, switch the microprocessor back into ARM mode.

See Also

ARM Calling Sequence Specification | ARM Assembler | Mode Switching | ARM Compiler Flags | Declspecs | Linker-Generated Thunking Routines

© 1992-2003 Microsoft Corporation. All rights reserved.