AMDGPU/GCN: Bring processors in sync with AMDGPUUsage

  - Add gfx704
    - Change bonaire to gfx704
  - Remove gfx804
  - Remove gfx901
  - Remove gfx903

Differential Revision: https://reviews.llvm.org/D40046

llvm-svn: 320194
diff --git a/llvm/test/CodeGen/AMDGPU/max.i16.ll b/llvm/test/CodeGen/AMDGPU/max.i16.ll
index abd7525..8bfb616 100644
--- a/llvm/test/CodeGen/AMDGPU/max.i16.ll
+++ b/llvm/test/CodeGen/AMDGPU/max.i16.ll
@@ -1,5 +1,5 @@
 ; RUN: llc -march=amdgcn -mcpu=fiji -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=VI -check-prefix=VIPLUS %s
-; RUN: llc -march=amdgcn -mcpu=gfx901 -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=GFX9 -check-prefix=VIPLUS %s
+; RUN: llc -march=amdgcn -mcpu=gfx900 -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=GFX9 -check-prefix=VIPLUS %s
 
 ; FIXME: Need to handle non-uniform case for function below (load without gep).
 ; GCN-LABEL: {{^}}v_test_imax_sge_i16: