From 0ca40216d79d8b9bcf03e9c51d00357621750781 Mon Sep 17 00:00:00 2001 From: Jeffrey A Law Date: Mon, 10 May 1999 12:05:24 +0000 Subject: optabs.c (emit_cmp_and_jump_insns): Handle the case where both operands to the comparison are constants. * optabs.c (emit_cmp_and_jump_insns): Handle the case where both operands to the comparison are constants. From-SVN: r26860 --- gcc/optabs.c | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'gcc/optabs.c') diff --git a/gcc/optabs.c b/gcc/optabs.c index 541471e..75f224c 100644 --- a/gcc/optabs.c +++ b/gcc/optabs.c @@ -2976,6 +2976,15 @@ emit_cmp_and_jump_insns (x, y, comparison, size, mode, unsignedp, align, label) op0 = x; op1 = y; } + +#ifdef HAVE_cc0 + /* If OP0 is still a constant, then both X and Y must be constants. Force + X into a register to avoid aborting in emit_cmp_insn due to non-canonical + RTL. */ + if (CONSTANT_P (op0)) + op0 = force_reg (mode, op0); +#endif + emit_cmp_insn (op0, op1, comparison, size, mode, unsignedp, align); if (unsignedp) -- cgit v1.1