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From: "crazylht at gmail dot com" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug target/100885] [12 Regression] ICE: in extract_constrain_insn, at recog.c:2671: insn does not satisfy its constraints: {sse4_1_zero_extendv8qiv8hi2} Date: Thu, 03 Jun 2021 03:33:48 +0000 [thread overview] Message-ID: <bug-100885-4-PaQdqzbGKN@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-100885-4@http.gcc.gnu.org/bugzilla/> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100885 --- Comment #1 from Hongtao.liu <crazylht at gmail dot com> --- 152(define_register_constraint "Yw" 153 "TARGET_AVX512BW && TARGET_AVX512VL ? ALL_SSE_REGS : TARGET_SSE ? SSE_REGS : NO_REGS" 154 "@internal Any EVEX encodable SSE register (@code{%xmm0-%xmm31}) for AVX512BW with TARGET_AVX512VL target, otherwise any \ SSE register.") 19076(define_insn "sse4_1_<code>v8qiv8hi2<mask_name>" 19077 [(set (match_operand:V8HI 0 "register_operand" "=Yr,*x,Yw") 19078 (any_extend:V8HI 19079 (vec_select:V8QI 19080 (match_operand:V16QI 1 "register_operand" "Yr,*x,Yw") 19081 (parallel [(const_int 0) (const_int 1) 19082 (const_int 2) (const_int 3) 19083 (const_int 4) (const_int 5) 19084 (const_int 6) (const_int 7)]))))] 19085 "TARGET_SSE4_1 && <mask_avx512bw_condition> && <mask_avx512vl_condition>" 19086 "%vpmov<extsuffix>bw\t{%1, %0<mask_operand2>|%0<mask_operand2>, %1}" 19087 [(set_attr "isa" "noavx,noavx,avx") 19088 (set_attr "type" "ssemov") 19089 (set_attr "prefix_extra" "1") 19090 (set_attr "prefix" "orig,orig,maybe_evex") 19091 (set_attr "mode" "TI")]) With avx512vl Yw should be matched, and w/o avx512bw, only SSE_REGS should be matched, why xmm16 is allocated?
next prev parent reply other threads:[~2021-06-03 3:33 UTC|newest] Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-06-02 20:51 [Bug target/100885] New: " zsojka at seznam dot cz 2021-06-03 3:33 ` crazylht at gmail dot com [this message] 2021-06-03 3:49 ` [Bug target/100885] " crazylht at gmail dot com 2021-06-03 5:10 ` crazylht at gmail dot com 2021-06-03 7:14 ` crazylht at gmail dot com 2021-06-03 10:40 ` crazylht at gmail dot com 2021-06-07 3:28 ` cvs-commit at gcc dot gnu.org 2021-06-07 4:38 ` cvs-commit at gcc dot gnu.org 2021-06-07 4:41 ` crazylht at gmail dot com 2021-06-07 9:04 ` rguenth at gcc dot gnu.org 2021-06-07 14:49 ` cvs-commit at gcc dot gnu.org 2021-06-07 14:59 ` cvs-commit at gcc dot gnu.org
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