From 8a4c09c8336cb51f5ab9712da5eaf49d3f25ecc6 Mon Sep 17 00:00:00 2001 From: Ulrich Weigand Date: Fri, 11 Nov 2005 09:38:52 +0000 Subject: [PATCH] postreload.c (reload_cse_simplify_operands): Fix bug in sorting algorithm so as to choose the best, not the worst, alternative. * postreload.c (reload_cse_simplify_operands): Fix bug in sorting algorithm so as to choose the best, not the worst, alternative. Reset accumulated register class before processing next alternative. From-SVN: r106780 --- gcc/ChangeLog | 6 ++++++ gcc/postreload.c | 3 ++- 2 files changed, 8 insertions(+), 1 deletion(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index ec775d21c53..0337eb217f0 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2005-11-11 Ulrich Weigand + + * postreload.c (reload_cse_simplify_operands): Fix bug in sorting + algorithm so as to choose the best, not the worst, alternative. + Reset accumulated register class before processing next alternative. + 2005-11-11 Kaz Kojima PR target/24445 diff --git a/gcc/postreload.c b/gcc/postreload.c index d164ae17f10..76d54fa0fa4 100644 --- a/gcc/postreload.c +++ b/gcc/postreload.c @@ -575,6 +575,7 @@ reload_cse_simplify_operands (rtx insn, rtx testreg) op_alt_regno[i][j] = regno; } j++; + class = (int) NO_REGS; break; } p += CONSTRAINT_LEN (c, p); @@ -607,7 +608,7 @@ reload_cse_simplify_operands (rtx insn, rtx testreg) int this_nregs = alternative_nregs[alternative_order[j]]; if (this_reject < best_reject - || (this_reject == best_reject && this_nregs < best_nregs)) + || (this_reject == best_reject && this_nregs > best_nregs)) { best = j; best_reject = this_reject;