"true",
"Enable SI load/store optimizer pass">;
+// Performance debugging feature. Allow using DS instruction immediate
+// offsets even if the base pointer can't be proven to be base. On SI,
+// base pointer values that won't give the same result as a 16-bit add
+// are not safe to fold, but this will override the conservative test
+// for the base pointer.
+def FeatureEnableUnsafeDSOffsetFolding : SubtargetFeature <"unsafe-ds-offset-folding",
+ "EnableUnsafeDSOffsetFolding",
+ "true",
+ "Force using DS instruction immediate offsets on SI">;
+
def FeatureFlatAddressSpace : SubtargetFeature<"flat-address-space",
"FlatAddressSpace",
"true",
"true",
"VI SGPR initilization bug requiring a fixed SGPR allocation size">;
+def FeatureEnableHugeScratchBuffer : SubtargetFeature<"huge-scratch-buffer",
+ "EnableHugeScratchBuffer",
+ "true",
+ "Enable scratch buffer sizes greater than 128 GB">;
+
class SubtargetFeatureFetchLimit <string Value> :
SubtargetFeature <"fetch"#Value,
"TexVTXClauseSize",
def FeatureLDSBankCount16 : SubtargetFeatureLDSBankCount<16>;
def FeatureLDSBankCount32 : SubtargetFeatureLDSBankCount<32>;
+class SubtargetFeatureISAVersion <int Major, int Minor, int Stepping>
+ : SubtargetFeature <
+ "isaver"#Major#"."#Minor#"."#Stepping,
+ "IsaVersion",
+ "ISAVersion"#Major#"_"#Minor#"_"#Stepping,
+ "Instruction set version number"
+>;
+
+def FeatureISAVersion7_0_0 : SubtargetFeatureISAVersion <7,0,0>;
+def FeatureISAVersion7_0_1 : SubtargetFeatureISAVersion <7,0,1>;
+def FeatureISAVersion8_0_0 : SubtargetFeatureISAVersion <8,0,0>;
+def FeatureISAVersion8_0_1 : SubtargetFeatureISAVersion <8,0,1>;
+
class SubtargetFeatureLocalMemorySize <int Value> : SubtargetFeature<
"localmemorysize"#Value,
"LocalMemorySize",