When I applied Roger's patch [1], there's ICE due to it. The patch fix the latent bug.
[1] https://gcc.gnu.org/pipermail/gcc-patches/2024-May/651365.html Bootstrapped and regtested on x86_64-pc-linux-gnu{-m32,}. Pushed to trunk. gcc/ChangeLog: * config/i386/sse.md (<avx512>_<complexopname>_<mode>_mask<round_name>): Align operands' predicate with corresponding expander. (<avx512>_<complexopname>_<mode><maskc_name><round_name>): Ditto. --- gcc/config/i386/sse.md | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/gcc/config/i386/sse.md b/gcc/config/i386/sse.md index b59c988fc31..0f4fbcb2c5d 100644 --- a/gcc/config/i386/sse.md +++ b/gcc/config/i386/sse.md @@ -6867,9 +6867,9 @@ (define_insn "<avx512>_<complexopname>_<mode>_mask<round_name>" [(set (match_operand:VHF_AVX512VL 0 "register_operand" "=&v") (vec_merge:VHF_AVX512VL (unspec:VHF_AVX512VL - [(match_operand:VHF_AVX512VL 1 "nonimmediate_operand" "<int_comm>v") - (match_operand:VHF_AVX512VL 2 "nonimmediate_operand" "<round_constraint>") - (match_operand:VHF_AVX512VL 3 "register_operand" "0")] + [(match_operand:VHF_AVX512VL 1 "<round_nimm_predicate>" "<int_comm>v") + (match_operand:VHF_AVX512VL 2 "<round_nimm_predicate>" "<round_constraint>") + (match_operand:VHF_AVX512VL 3 "<round_nimm_predicate>" "0")] UNSPEC_COMPLEX_F_C_MA) (match_dup 1) (unspec:<avx512fmaskmode> @@ -6892,8 +6892,8 @@ (define_expand "cmul<conj_op><mode>3" (define_insn "<avx512>_<complexopname>_<mode><maskc_name><round_name>" [(set (match_operand:VHF_AVX512VL 0 "register_operand" "=&v") (unspec:VHF_AVX512VL - [(match_operand:VHF_AVX512VL 1 "nonimmediate_operand" "<int_comm>v") - (match_operand:VHF_AVX512VL 2 "nonimmediate_operand" "<round_constraint>")] + [(match_operand:VHF_AVX512VL 1 "<round_nimm_predicate>" "<int_comm>v") + (match_operand:VHF_AVX512VL 2 "<round_nimm_predicate>" "<round_constraint>")] UNSPEC_COMPLEX_F_C_MUL))] "TARGET_AVX512FP16 && <round_mode512bit_condition>" { -- 2.31.1
