From a13287e15d210926f30f37ce91c8b96e30792425 Mon Sep 17 00:00:00 2001 From: Alan Matsuoka Date: Wed, 12 Dec 2001 03:20:14 +0000 Subject: [PATCH] combine.c (combine_simplify_rtx): Can't simplify cases that use mode class MODE_CC. 2001-11-30 Alan Matsuoka * combine.c (combine_simplify_rtx) : Can't simplify cases that use mode class MODE_CC. From-SVN: r47917 --- gcc/ChangeLog | 5 +++++ gcc/combine.c | 2 ++ 2 files changed, 7 insertions(+) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 47d63a612ac..01f8bd4a327 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2001-11-30 Alan Matsuoka + + * combine.c (combine_simplify_rtx) : Can't simplify + cases that use mode class MODE_CC. + 2001-12-11 Richard Henderson * expmed.c (expand_divmod): Ignore sdiv_pow2_cheap for modes in diff --git a/gcc/combine.c b/gcc/combine.c index 4a58e7194cd..090f3dff5c5 100644 --- a/gcc/combine.c +++ b/gcc/combine.c @@ -3796,6 +3796,8 @@ combine_simplify_rtx (x, op0_mode, last, in_dest) && subreg_lowpart_offset (mode, op0_mode) == SUBREG_BYTE (x)) return gen_lowpart_for_combine (mode, SUBREG_REG (x)); + if (GET_MODE_CLASS (GET_MODE (SUBREG_REG (x))) == MODE_CC) + break; { rtx temp; temp = simplify_subreg (mode, SUBREG_REG (x), op0_mode, -- 2.30.2