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AMDGPU/SI: Stoney has only 16 LDS banks 

Summary:
This is a candidate for stable, along with all patches that add the "stoney"
processor.

Reviewers: tstellarAMD

Subscribers: arsenm

Differential Revision: http://reviews.llvm.org/D16485

llvm-svn: 258922
This commit is contained in:
Marek Olsak 2016-01-27 11:19:45 +00:00
parent 48003e721e
commit e86f252209
3 changed files with 9 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
llvm/lib/Target/AMDGPU/AMDGPU.td
View File

@ -290,7 +290,7 @@ def FeatureSeaIslands : SubtargetFeatureGeneration<"SEA_ISLANDS",
def FeatureVolcanicIslands : SubtargetFeatureGeneration<"VOLCANIC_ISLANDS",
[FeatureFP64, FeatureLocalMemorySize65536,
FeatureWavefrontSize64, FeatureFlatAddressSpace, FeatureGCN,
FeatureGCN3Encoding, FeatureCIInsts, FeatureLDSBankCount32]
FeatureGCN3Encoding, FeatureCIInsts]
>;
//===----------------------------------------------------------------------===//

12
llvm/lib/Target/AMDGPU/Processors.td
View File

@ -128,21 +128,23 @@ def : ProcessorModel<"mullins", SIQuarterSpeedModel,
//===----------------------------------------------------------------------===//
def : ProcessorModel<"tonga", SIQuarterSpeedModel,
[FeatureVolcanicIslands, FeatureSGPRInitBug, FeatureISAVersion8_0_0]
[FeatureVolcanicIslands, FeatureSGPRInitBug, FeatureISAVersion8_0_0,
FeatureLDSBankCount32]
>;
def : ProcessorModel<"iceland", SIQuarterSpeedModel,
[FeatureVolcanicIslands, FeatureSGPRInitBug, FeatureISAVersion8_0_0]
[FeatureVolcanicIslands, FeatureSGPRInitBug, FeatureISAVersion8_0_0,
FeatureLDSBankCount32]
>;
def : ProcessorModel<"carrizo", SIQuarterSpeedModel,
[FeatureVolcanicIslands, FeatureISAVersion8_0_1]
[FeatureVolcanicIslands, FeatureISAVersion8_0_1, FeatureLDSBankCount32]
>;
def : ProcessorModel<"fiji", SIQuarterSpeedModel,
[FeatureVolcanicIslands, FeatureISAVersion8_0_3]
[FeatureVolcanicIslands, FeatureISAVersion8_0_3, FeatureLDSBankCount32]
>;
def : ProcessorModel<"stoney", SIQuarterSpeedModel,
[FeatureVolcanicIslands, FeatureISAVersion8_0_1]
[FeatureVolcanicIslands, FeatureISAVersion8_0_1, FeatureLDSBankCount16]
>;

1
llvm/test/CodeGen/AMDGPU/llvm.SI.fs.interp.ll
View File

@ -1,5 +1,6 @@
;RUN: llc < %s -march=amdgcn -mcpu=verde -verify-machineinstrs | FileCheck --check-prefix=GCN %s
;RUN: llc < %s -march=amdgcn -mcpu=kabini -verify-machineinstrs | FileCheck --check-prefix=GCN --check-prefix=16BANK %s
;RUN: llc < %s -march=amdgcn -mcpu=stoney -verify-machineinstrs | FileCheck --check-prefix=GCN --check-prefix=16BANK %s
;RUN: llc < %s -march=amdgcn -mcpu=tonga -verify-machineinstrs | FileCheck --check-prefix=GCN %s
;GCN-LABEL: {{^}}main: