Re: "Error: constant too large" on mips gas

[Eric Christopher <echristo@redhat.com>]

>  And here is the result of the above assumptions, together with test suite 
> updates this time. :-)  Tested with no regressions for mips64el-linux-gnu.
> 
> gas/:
> 2005-04-04  Maciej W. Rozycki  <macro@linux-mips.org>
> 
> 	* config/tc-mips.c (IS_ZEXT_32BIT_NUM): New macro.
> 	(normalize_address_expr): New function to sign-extend address 
> 	offsets that fit into 32 bits in 32-bit mode.
> 	(macro_build_ldst_constoffset): Use normalize_address_expr() 
> 	instead of a handcoded sequence.
> 	(load_register): Likewise.  Report oversized numbers in a useful 
> 	way.
> 	(macro) [ld_st, ldd_std]: Reject all oversized offsets, not only 
> 	for constant addresses.  Report oversized numbers in a useful way.
> 	(mips_ip): Use normalize_address_expr() for addresses.
> 
> gas/testsuite/:
> 2005-04-04  Maciej W. Rozycki  <macro@linux-mips.org>
> 
> 	* gas/mips/ldstla-32.s: Exclude offsets that are now meant to fail 
> 	and include more instructions/offsets that are meant to succeed.  
> 	Use $4 instead $3 to avoid register dependencies.
> 	* gas/mips/ldstla-32.d: Update accordingly.
> 	* gas/mips/ldstla-32-shared.d: Likewise.
> 	* gas/mips/ldstla-32-1.s: New test for offsets that are meant to 
> 	fail.
> 	* gas/mips/ldstla-32-1.l: Stderr output for the new test.
> 	* gas/mips/mips.exp: Run the new test (twice).
> 
>  OK to apply?

OK. Some documentation on this probably wouldn't be amiss either :)

-eric