inline assembler not permitted in thumb code

I am working with LPC1768 with Keil realview MDK ARM V4.01. When iam using "__asm" keyword in my code for IENABLE,IDISABLE macros (to switch between sys mode and irq mode), it is generating a compilation...
inline assembler not permitted in thumb code

I am working with LPC1768 with Keil realview MDK ARM V4.01. When iam using "__asm" keyword in my code for IENABLE,IDISABLE macros (to switch between sys mode and irq mode), it is generating a compilation...
STR91x.s: error: A3903U: Argument 'ARM9E' not permitted

While trying to compile Blinky example project, uVision outputs this message: Build target 'STR910 Flash with CFG' assembling STR91x.s... STR91x.s: error: A3903U: Argument 'ARM9E' not permitted...
STR91x.s: error: A3903U: Argument 'ARM9E' not permitted

While trying to compile Blinky example project, uVision outputs this message: Build target 'STR910 Flash with CFG' assembling STR91x.s... STR91x.s: error: A3903U: Argument 'ARM9E' not permitted...
How to use inline assembly code in a thumb compiled c file?

Note: This was originally posted on 17th September 2009 at http://forums.arm.com Hi, I want to use inline assembly code in a thumb compiled file! And I'm using ADS1.2! Thanks a lot!