[AIX] Change the default target CPU to power4 for AIX on Power
authorSteven Wan <wanyu9511@gmail.com>
Wed, 3 Jun 2020 17:49:47 +0000 (13:49 -0400)
committerSteven Wan <wanyu9511@gmail.com>
Wed, 3 Jun 2020 17:50:26 +0000 (13:50 -0400)
commitba4afe6f7a8453b24ee0b664e40d157d15a54034
treee892a658d6ab8ca6e4217abbafcb2d1428228bf6
parenta9fe69c359de653015c39e413e48630d069abe27
[AIX] Change the default target CPU to power4 for AIX on Power

Summary: This patch changes the AIX default target CPU to power4 since this is the the lowest arch for the lowest OS level supported.

Reviewers: hubert.reinterpretcast, cebowleratibm, daltenty

Reviewed By: hubert.reinterpretcast

Subscribers: cfe-commits

Tags: #clang

Differential Revision: https://reviews.llvm.org/D80835
clang/lib/Driver/ToolChains/CommonArgs.cpp
clang/test/Driver/aix-mcpu-default.c [new file with mode: 0644]