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rs6000.c (rs6000_adjust_atomic_subword): Use BYTES_BIG_ENDIAN rather than WORDS_BIG_ENDIAN to check for byte endianness. 

* config/rs6000/rs6000.c (rs6000_adjust_atomic_subword): Use
	BYTES_BIG_ENDIAN rather than WORDS_BIG_ENDIAN to check for byte
	endianness.

From-SVN: r212258
This commit is contained in:
Maciej W. Rozycki 2014-07-03 06:13:48 +00:00 committed by Maciej W. Rozycki
parent 90c4f6ba0a
commit 283bbe35a1
2 changed files with 7 additions and 1 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2014-07-03 Maciej W. Rozycki <macro@codesourcery.com>
* config/rs6000/rs6000.c (rs6000_adjust_atomic_subword): Use
BYTES_BIG_ENDIAN rather than WORDS_BIG_ENDIAN to check for byte
endianness.
2014-07-03 Zhenqiang Chen <zhenqiang.chen@linaro.org>
* loop-invariant.c (struct invariant): Add a new member: eqno;

2
gcc/config/rs6000/rs6000.c
View File

@ -19897,7 +19897,7 @@ rs6000_adjust_atomic_subword (rtx orig_mem, rtx *pshift, rtx *pmask)
shift = gen_reg_rtx (SImode);
addr = gen_lowpart (SImode, addr);
emit_insn (gen_rlwinm (shift, addr, GEN_INT (3), GEN_INT (shift_mask)));
if (WORDS_BIG_ENDIAN)
if (BYTES_BIG_ENDIAN)
shift = expand_simple_binop (SImode, XOR, shift, GEN_INT (shift_mask),
shift, 1, OPTAB_LIB_WIDEN);
*pshift = shift;