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riscv-gcc-1
Commit 3f0aabf2 by J"orn Rennecke Committed by Joern Rennecke
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* unroll.c (copy_loop_body): Don't treat a REG like a PLUS. 

From-SVN: r31016
parent 0cc6d0ac
Showing with 7 additions and 0 deletions
gcc/ChangeLog
Sat Dec 18 18:30:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
* unroll.c (copy_loop_body): Don't treat a REG like a PLUS.
1999-12-18 10:42 -0800 Zack Weinberg <zack@wolery.cumb.org> 1999-12-18 10:42 -0800 Zack Weinberg <zack@wolery.cumb.org>
* objc/objc-parse.c: Regenerate. This file must be rebuilt * objc/objc-parse.c: Regenerate. This file must be rebuilt
......
gcc/unroll.c
...@@ -1812,12 +1812,15 @@ copy_loop_body (copy_start, copy_end, map, exit_label, last_iteration, ...@@ -1812,12 +1812,15 @@ copy_loop_body (copy_start, copy_end, map, exit_label, last_iteration,
value = plus_constant (tv->dest_reg, value = plus_constant (tv->dest_reg,
tv->const_adjust); tv->const_adjust);
if (GET_CODE (value) == PLUS)
{
/* The constant could be too large for an add /* The constant could be too large for an add
immediate, so can't directly emit an insn immediate, so can't directly emit an insn
here. */ here. */
emit_unrolled_add (dest_reg, XEXP (value, 0), emit_unrolled_add (dest_reg, XEXP (value, 0),
XEXP (value, 1)); XEXP (value, 1));
} }
}
/* Reset the giv to be just the register again, in case /* Reset the giv to be just the register again, in case
it is used after the set we have just emitted. it is used after the set we have just emitted.
......
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