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From: "cvs-commit at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug target/103463] [12 Regression] ICE: in ix86_attr_length_immediate_default, at config/i386/i386.c:16686 with -Os -fno-tree-dominator-opts -fno-tree-vrp Date: Tue, 30 Nov 2021 23:39:17 +0000 [thread overview] Message-ID: <bug-103463-4-bhuihrIb21@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-103463-4@http.gcc.gnu.org/bugzilla/> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103463 --- Comment #6 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by hongtao Liu <liuhongt@gcc.gnu.org>: https://gcc.gnu.org/g:f5e2f2d0ad1b293c534338a72094926313e12039 commit r12-5647-gf5e2f2d0ad1b293c534338a72094926313e12039 Author: liuhongt <hongtao.liu@intel.com> Date: Tue Nov 30 16:24:39 2021 +0800 Fix ICE in ix86_attr_length_immediate_default. ix86_attr_length_immediate_default assume TYPE ishift only have 1 constant operand, but *x86_64_shld_1/*x86_shld_1/*x86_64_shrd_1/*x86_shrd_1 has 2, with condition: INTVAL (operands[3]) == 32 - INTVAL (operands[2]) or INTVAL (operands[3]) == 64 - INTVAL (operands[2]), and hit gcc_assert. Explicitly set_attr length_immediate for these patterns. gcc/ChangeLog: PR target/103463 PR target/103484 * config/i386/i386.md (*x86_64_shld_1): Set_attr length_immediate to 1. (*x86_shld_1): Ditto. (*x86_64_shrd_1): Ditto. (*x86_shrd_1): Ditto. gcc/testsuite/ChangeLog: * gcc.target/i386/pr103463.c: New test. * gcc.target/i386/pr103463-2.c: New test.
next prev parent reply other threads:[~2021-11-30 23:39 UTC|newest] Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-11-29 7:22 [Bug target/103463] New: " zsojka at seznam dot cz 2021-11-29 7:37 ` [Bug target/103463] " pinskia at gcc dot gnu.org 2021-11-29 7:43 ` crazylht at gmail dot com 2021-11-29 8:58 ` marxin at gcc dot gnu.org 2021-11-29 9:46 ` cvs-commit at gcc dot gnu.org 2021-11-30 7:44 ` crazylht at gmail dot com 2021-11-30 7:58 ` crazylht at gmail dot com 2021-11-30 8:19 ` crazylht at gmail dot com 2021-11-30 23:39 ` cvs-commit at gcc dot gnu.org [this message] 2021-12-01 0:51 ` crazylht at gmail dot com 2021-12-03 10:14 ` pinskia at gcc dot gnu.org 2021-12-04 21:44 ` pinskia at gcc dot gnu.org
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