https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84422
Bug ID: 84422
Summary: ICE on various builtin test functions when compiled
with -mcpu=power7
Product: gcc
Version: 8.0.1
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
Assignee: unassigned at gcc dot gnu.org
Reporter: carll at gcc dot gnu.org
Target Milestone: ---
On Power 8 LE the following builtin test function produce an internal compiler
error when compiled with the command:
gcc -c -m64 -mcpu=power7 <file name>
gcc/testsuite/gcc.target/powerpc/builtins-3-runnable.c
during RTL pass: vregs
gcc/testsuite/gcc.target/powerpc/fold-vec-neg-longlong.p8.c
during RTL pass: vregs
gcc/testsuite/gcc.target/powerpc/fold-vec-neg-longlong.p9.c
during RTL pass: vregs
gcc/testsuite/gcc.target/powerpc/sse2-pmuludq-1.c
during RTL pass: expand
For completeness, the following also fails and has an existing PR for it.
gcc/testsuite/gcc.target/powerpc/builtin-fctid-fctiw-runnable.c
during RTL pass: reload
Note, existing PR 83964,
