Merging r258922:

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r258922 | marek.olsak | 2016-01-27 06:19:45 -0500 (Wed, 27 Jan 2016) |
12 lines

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

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/branches/release_38@259207 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/AMDGPU/AMDGPU.td b/lib/Target/AMDGPU/AMDGPU.td
index 4fac936a131a847ab8514c84afb179b0457786c4..844d89c737bf0560eca106a58ea807407f5de809 100644 (file)
--- a/lib/Target/AMDGPU/AMDGPU.td
+++ b/lib/Target/AMDGPU/AMDGPU.td
@@ -253,7 +253,7 @@ def FeatureSeaIslands : SubtargetFeatureGeneration<"SEA_ISLANDS",
 def FeatureVolcanicIslands : SubtargetFeatureGeneration<"VOLCANIC_ISLANDS",
         [Feature64BitPtr, FeatureFP64, FeatureLocalMemorySize65536,
          FeatureWavefrontSize64, FeatureFlatAddressSpace, FeatureGCN,
-         FeatureGCN3Encoding, FeatureCIInsts, FeatureLDSBankCount32]>;
+         FeatureGCN3Encoding, FeatureCIInsts]>;
 
 //===----------------------------------------------------------------------===//
 

diff --git a/lib/Target/AMDGPU/Processors.td b/lib/Target/AMDGPU/Processors.td
index 9eaeb58b9b4df1f57885953c1375e6c120864b22..4300d972d46b2f2dc71fddac00786881ba6ec991 100644 (file)
--- a/lib/Target/AMDGPU/Processors.td
+++ b/lib/Target/AMDGPU/Processors.td
@@ -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]
 >;

diff --git a/test/CodeGen/AMDGPU/llvm.SI.fs.interp.ll b/test/CodeGen/AMDGPU/llvm.SI.fs.interp.ll
index 3d05da616e4eee66a0672e1121b49d59e78a9e27..fdc3240870150079ee17e2b0cb34d1ac99cfd9db 100644 (file)
--- a/test/CodeGen/AMDGPU/llvm.SI.fs.interp.ll
+++ b/test/CodeGen/AMDGPU/llvm.SI.fs.interp.ll
@@ -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: