原创 STM的cortexm3_macro.s文件

;*******************************************************************************
; THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
; WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME.
; AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT,
; INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE
; CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING
; INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
;*******************************************************************************

    
  THUMB
  REQUIRE8
  PRESERVE8
   
  AREA |.text|, CODE, READONLY, ALIGN="2"

  ; Exported functions
  EXPORT __WFI
  EXPORT __WFE
  EXPORT __SEV
  EXPORT __ISB
  EXPORT __DSB
  EXPORT __DMB
  EXPORT __SVC
  EXPORT __MRS_CONTROL
  EXPORT __MSR_CONTROL
  EXPORT __MRS_PSP
  EXPORT __MSR_PSP
  EXPORT __MRS_MSP
  EXPORT __MSR_MSP  
  EXPORT __RESETPRIMASK
  EXPORT __SETPRIMASK
  EXPORT __READ_PRIMASK
  EXPORT __RESETFAULTMASK 
  EXPORT __SETFAULTMASK
  EXPORT __READ_FAULTMASK
  EXPORT __BASEPRICONFIG
  EXPORT __GetBASEPRI
  EXPORT __REV_HalfWord
  EXPORT __REV_Word

   相关的macro在这里有定义及声明。NVIC的相关symbol在这里定义。

    MDK编译时记得加上去。