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rs6000.c (rs6000_expand_vector_init): Fix endianness when selecting field to splat.

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2013-07-22  Bill Schmidt  <wschmidt@vnet.linux.ibm.com>
	    Anton Blanchard <anton@au1.ibm.com>

	* config/rs6000/rs6000.c (rs6000_expand_vector_init): Fix
	endianness when selecting field to splat.


Co-Authored-By: Anton Blanchard <anton@au1.ibm.com>

From-SVN: r201149
This commit is contained in:
Bill Schmidt 2013-07-22 23:08:44 +00:00 • committed by William Schmidt
parent 75a418785a
commit 7061977bf9
2 changed files with 10 additions and 1 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2013-07-22 Bill Schmidt <wschmidt@vnet.linux.ibm.com>
Anton Blanchard <anton@au1.ibm.com>
* config/rs6000/rs6000.c (rs6000_expand_vector_init): Fix
endianness when selecting field to splat.
2013-07-22 Eric Christopher <echristo@gmail.com>
* dwarf2out.c (die_odr_checksum): New function to use

5
gcc/config/rs6000/rs6000.c
View file

@ -5177,6 +5177,7 @@ rs6000_expand_vector_init (rtx target, rtx vals)
of 64-bit items is not supported on Altivec. */
if (all_same && GET_MODE_SIZE (inner_mode) <= 4)
{
rtx field;
mem = assign_stack_temp (mode, GET_MODE_SIZE (inner_mode));
emit_move_insn (adjust_address_nv (mem, inner_mode, 0),
XVECEXP (vals, 0, 0));
@ -5187,9 +5188,11 @@ rs6000_expand_vector_init (rtx target, rtx vals)
gen_rtx_SET (VOIDmode,
target, mem),
x)));
field = (BYTES_BIG_ENDIAN ? const0_rtx
: GEN_INT (GET_MODE_NUNITS (mode) - 1));
x = gen_rtx_VEC_SELECT (inner_mode, target,
gen_rtx_PARALLEL (VOIDmode,
gen_rtvec (1, const0_rtx)));
gen_rtvec (1, field)));
emit_insn (gen_rtx_SET (VOIDmode, target,
gen_rtx_VEC_DUPLICATE (mode, x)));
return;