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riscv-gcc-1
Commit 9797b9e8 by Richard Stallman
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*** empty log message *** 

From-SVN: r1142
parent 6a5293dc
Showing with 3 additions and 1 deletions
gcc/combine.c
...@@ -3085,7 +3085,9 @@ subst (x, from, to, in_dest, unique_copy) ...@@ -3085,7 +3085,9 @@ subst (x, from, to, in_dest, unique_copy)
/* If we have (if_then_else FOO (pc) (label_ref BAR)) and FOO can be /* If we have (if_then_else FOO (pc) (label_ref BAR)) and FOO can be
reversed, do so to avoid needing two sets of patterns for reversed, do so to avoid needing two sets of patterns for
subtract-and-branch insns. */ subtract-and-branch insns. */
if (XEXP (x, 1) == pc_rtx && reversible_comparison_p (XEXP (x, 0))) if (XEXP (x, 1) == pc_rtx
&& GET_RTX_CLASS (GET_CODE (XEXP (x, 0))) == '<'
&& reversible_comparison_p (XEXP (x, 0)))
{ {
SUBST (XEXP (x, 0), SUBST (XEXP (x, 0),
gen_rtx_combine (reverse_condition (GET_CODE (XEXP (x, 0))), gen_rtx_combine (reverse_condition (GET_CODE (XEXP (x, 0))),
......
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