From 370df7db150b3cebad6c88751dcd215bb6d93456 Mon Sep 17 00:00:00 2001 From: Josh Conner Date: Thu, 18 Jan 2007 16:44:03 +0000 Subject: [PATCH] re PR target/30485 (ICE in rs6000_emit_vector_compare when building with -fno-trapping-math) 2007-01-18 Josh Conner PR target/30485 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add support for UNLE, UNLT, UNGE, and UNGT. From-SVN: r120902 --- gcc/ChangeLog | 6 ++++++ gcc/config/rs6000/rs6000.c | 12 ++++++++++-- 2 files changed, 16 insertions(+), 2 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 4fae499454d..af089fe9889 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2007-01-18 Josh Conner + + PR target/30485 + * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add + support for UNLE, UNLT, UNGE, and UNGT. + 2007-01-18 Jan Hubicka * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand. diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c index ce178140ef0..592cfdd937d 100644 --- a/gcc/config/rs6000/rs6000.c +++ b/gcc/config/rs6000/rs6000.c @@ -11890,10 +11890,18 @@ rs6000_emit_vector_compare (enum rtx_code rcode, try_again = true; break; case NE: - /* Treat A != B as ~(A==B). */ + case UNLE: + case UNLT: + case UNGE: + case UNGT: + /* Invert condition and try again. + e.g., A != B becomes ~(A==B). */ { + enum rtx_code rev_code; enum insn_code nor_code; - rtx eq_rtx = rs6000_emit_vector_compare (EQ, op0, op1, + + rev_code = reverse_condition_maybe_unordered (rcode); + rtx eq_rtx = rs6000_emit_vector_compare (rev_code, op0, op1, dest_mode); nor_code = one_cmpl_optab->handlers[(int)dest_mode].insn_code; -- 2.30.2