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From: hongtao Liu <liuhongt@gcc.gnu.org>
To: gcc-cvs@gcc.gnu.org
Subject: [gcc r13-3189] Fix unrecognizable insn of cvtss2si.
X-Act-Checkin: gcc
X-Git-Author: liuhongt <hongtao.liu@intel.com>
X-Git-Refname: refs/heads/master
X-Git-Oldrev: 70f66a47fdf7d5f3837e475175b622abb5b985ad
X-Git-Newrev: 9b8520fa9d745b3a974d5eb98cb4b9a9021b215d
Message-Id: <20221010075818.1FDC83858D37@sourceware.org>
Date: Mon, 10 Oct 2022 07:58:18 +0000 (GMT)
List-Id: <gcc-cvs.sourceware.org>

https://gcc.gnu.org/g:9b8520fa9d745b3a974d5eb98cb4b9a9021b215d

commit r13-3189-g9b8520fa9d745b3a974d5eb98cb4b9a9021b215d
Author: liuhongt <hongtao.liu@intel.com>
Date:   Sun Oct 9 15:30:10 2022 +0800

    Fix unrecognizable insn of cvtss2si.
    
    Adjust lrintmn2 operand preidcates according to real instructions.
    
    gcc/ChangeLog:
    
            PR target/107185
            * config/i386/i386.md (lrint<MODEF:mode><SWI48:mode>2): Swap
            predicate of operands[0] and operands[1].
    
    gcc/testsuite/ChangeLog:
    
            * gcc.target/i386/pr107185.c: New test.

Diff:
---
 gcc/config/i386/i386.md                  | 4 ++--
 gcc/testsuite/gcc.target/i386/pr107185.c | 8 ++++++++
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md
index 1be9b669909..947513701b9 100644
--- a/gcc/config/i386/i386.md
+++ b/gcc/config/i386/i386.md
@@ -20145,8 +20145,8 @@
    (set_attr "mode" "<MODE>")])
 
 (define_expand "lrint<MODEF:mode><SWI48:mode>2"
-  [(set (match_operand:SWI48 0 "nonimmediate_operand")
-     (unspec:SWI48 [(match_operand:MODEF 1 "register_operand")]
+  [(set (match_operand:SWI48 0 "register_operand")
+     (unspec:SWI48 [(match_operand:MODEF 1 "nonimmediate_operand")]
 		   UNSPEC_FIX_NOTRUNC))]
   "SSE_FLOAT_MODE_P (<MODEF:MODE>mode) && TARGET_SSE_MATH")
 
diff --git a/gcc/testsuite/gcc.target/i386/pr107185.c b/gcc/testsuite/gcc.target/i386/pr107185.c
new file mode 100644
index 00000000000..333191a9a89
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/pr107185.c
@@ -0,0 +1,8 @@
+/* { dg-do compile } */
+/* { dg-options "-ffast-math" } */
+
+void
+foo (float f)
+{
+  long p =  __builtin_lrintf (f);
+}