From cbc9dd66484a51d450f78ab748a872b939c90c3f Mon Sep 17 00:00:00 2001 From: Uros Bizjak Date: Tue, 5 Apr 2022 21:03:18 +0200 Subject: [PATCH] i386: Fix movv2qi_internal xmm reg to xmm reg move for AVX512FP16 [PR105139] MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit 2022-04-05 Uroš Bizjak gcc/ChangeLog: PR target/105139 * config/i386/mmx.md (*movv2qi_internal): Change insn mode of alternative 5 to HF for TARGET_AVX512FP16. gcc/testsuite/ChangeLog: PR target/105139 * gcc.target/i386/pr105139.c: New test. --- gcc/config/i386/mmx.md | 2 +- gcc/testsuite/gcc.target/i386/pr105139.c | 17 +++++++++++++++++ 2 files changed, 18 insertions(+), 1 deletion(-) create mode 100644 gcc/testsuite/gcc.target/i386/pr105139.c diff --git a/gcc/config/i386/mmx.md b/gcc/config/i386/mmx.md index 29d470bdef23..197f19e4b1a4 100644 --- a/gcc/config/i386/mmx.md +++ b/gcc/config/i386/mmx.md @@ -462,7 +462,7 @@ (const_string "TI")) (eq_attr "alternative" "5") (cond [(match_test "TARGET_AVX512FP16") - (const_string "HI") + (const_string "HF") (match_test "TARGET_AVX") (const_string "TI") (ior (not (match_test "TARGET_SSE2")) diff --git a/gcc/testsuite/gcc.target/i386/pr105139.c b/gcc/testsuite/gcc.target/i386/pr105139.c new file mode 100644 index 000000000000..06e4797dfcad --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr105139.c @@ -0,0 +1,17 @@ +/* { dg-do assemble { target avx512fp16 } } */ +/* { dg-options "-O3 -march=sapphirerapids" } */ + +extern long c[]; +extern int d[]; +long a; + +long e (long f) +{ + return f < a ? f : a; +} + +void g (void) +{ + for (signed b = 0; b < 4028643; b++) + d[b] = e ((char) (~c[b])); +} -- 2.47.2