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[0/2,BACKPORT,GCC8] S/390: Support vector load/store alignment hints

Message ID 20200715155327.3911845-1-stefansf@linux.ibm.com
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Series S/390: Support vector load/store alignment hints | expand

Message

Stefan Schulze Frielinghaus July 15, 2020, 3:53 p.m. UTC 
Backport for supporting vector load/store alignment hints for GCC8.

Bootstrapped and regtested on s390x with and without patched gas. Ok for
releases/gcc-8 branch?

Andreas Krebbel (1):
  S/390: Support vector load/store alignment hints

Stefan Schulze Frielinghaus (1):
  S/390: Emit vector alignment hints for z13 if AS accepts them

 gcc/config.in                                 | 14 ++++
 gcc/config/s390/s390.c                        | 11 +++
 gcc/config/s390/s390.h                        |  7 ++
 gcc/config/s390/s390.md                       |  4 +-
 gcc/config/s390/vector.md                     | 12 ++--
 gcc/configure                                 | 67 +++++++++++++++++++
 gcc/configure.ac                              | 11 +++
 .../gcc.target/s390/vector/align-1.c          | 30 +++++++++
 .../gcc.target/s390/vector/align-2.c          | 29 ++++++++
 9 files changed, 177 insertions(+), 8 deletions(-)
 create mode 100644 gcc/testsuite/gcc.target/s390/vector/align-1.c
 create mode 100644 gcc/testsuite/gcc.target/s390/vector/align-2.c