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Eliminate unneeded test.

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From-SVN: r246020
This commit is contained in:
Michael Eager 2017-03-10 00:48:51 +00:00
parent b908f12576
commit e837554452
1 changed files with 1 additions and 1 deletions
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gcc/config/microblaze/microblaze.c
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@ -3323,7 +3323,7 @@ microblaze_expand_shift (rtx operands[])
|| (GET_CODE (operands[1]) == SUBREG));
/* Shift by zero -- copy regs if necessary. */
if (CONST_INT_P (operands[2]) && (operands[2] == const0_rtx)
if (operands[2] == const0_rtx
&& !rtx_equal_p (operands[0], operands[1]))
{
emit_insn (gen_movsi (operands[0], operands[1]));