[patch][commit] Generation of C code for Large Integer Constants

[patch][commit] Generation of C code for Large Integer Constants

[Dave Brolley]

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Hi,

I've committed the attached patch which generate a call to MAKEDI when 
generating C code for integer constants which are larger than 32 bits.

Dave

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2007-08-21  Dave Brolley  <brolley@redhat.com>

	* rtl-c.scm (const): Generate call to MAKEDI for integers larger
	than 32 bits.


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Index: cgen/rtl-c.scm
===================================================================
RCS file: /cvs/src/src/cgen/rtl-c.scm,v
retrieving revision 1.7
diff -c -p -r1.7 rtl-c.scm
*** cgen/rtl-c.scm	2 Aug 2005 19:30:10 -0000	1.7
--- cgen/rtl-c.scm	21 Aug 2007 19:36:23 -0000
***************
*** 1446,1452 ****
    (let ((mode (mode:lookup mode)))
      (cx:make mode
  	     (cond ((or (mode:eq? 'DI mode)
! 			(mode:eq? 'UDI mode))
  		    (string-append "MAKEDI ("
  				   (gen-integer (high-part c)) ", "
  				   (gen-integer (low-part c))
--- 1446,1454 ----
    (let ((mode (mode:lookup mode)))
      (cx:make mode
  	     (cond ((or (mode:eq? 'DI mode)
! 			(mode:eq? 'UDI mode)
! 			(< #xffffffff c)
! 			(> #x-80000000 c))
  		    (string-append "MAKEDI ("
  				   (gen-integer (high-part c)) ", "
  				   (gen-integer (low-part c))