https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104014
Bug ID: 104014
Summary: [12 Regression] r12-6538 breaks bootstrap with
--with-arch=native --with-cpu=native
Product: gcc
Version: 12.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
Assignee: haochen.jiang at intel dot com
Reporter: hjl.tools at gmail dot com
CC: crazylht at gmail dot com, haochen.jiang at intel dot com
Target Milestone: ---
Target: x86-64
On x86-64, r12-6538 breaks bootstrap with --with-arch=native --with-cpu=native:
../../src-master/libdecnumber/decContext.c: In function
??decContextRestoreStatus??:
../../src-master/libdecnumber/decContext.c:183:3: error: unrecognizable insn:
183 | } /* decContextRestoreStatus */
| ^
(insn 25 24 17 2 (parallel [
(set (mem:SI (plus:DI (reg/v/f:DI 87 [ context ])
(const_int 20 [0x14])) [1 context_7(D)->status+0 S4
A32])
(ior:SI (reg:SI 97)
(reg:SI 98)))
(clobber (reg:CC 17 flags))
]) "../../src-master/libdecnumber/decContext.c":181:18 -1
(expr_list:REG_DEAD (reg:SI 98)
(expr_list:REG_DEAD (reg:SI 97)
(expr_list:REG_UNUSED (reg:CC 17 flags)
(nil)))))
during RTL pass: ira
