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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. Date: Mon, 10 Oct 2022 07:58:18 +0000 (GMT) [thread overview] Message-ID: <20221010075818.1FDC83858D37@sourceware.org> (raw) 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); +}
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