[AMD] Add gfx1250 skeleton (#8131)

Author: antiagainst

python/triton/experimental/gluon/language/amd/__init__.py

@@ -1,5 +1,6 @@
 from ._layouts import AMDMFMALayout, AMDWMMALayout
 from . import cdna3, cdna4
 from . import rdna3, rdna4
+from . import gfx1250
 
-__all__ = ["AMDMFMALayout", "AMDWMMALayout", "cdna3", "cdna4", "rdna3", "rdna4"]
+__all__ = ["AMDMFMALayout", "AMDWMMALayout", "cdna3", "cdna4", "rdna3", "rdna4", "gfx1250"]

python/triton/experimental/gluon/language/amd/gfx1250/__init__.py

@@ -16,6 +16,7 @@ enum class ISAFamily {
   RDNA2,
   RDNA3,
   RDNA4,
+  GFX1250,
 };
 
 // Deduces the corresponding ISA family for the given target gfx |arch|.

third_party/amd/include/TritonAMDGPUToLLVM/TargetUtils.h

@@ -9,6 +9,9 @@ ISAFamily deduceISAFamily(llvm::StringRef arch) {
   // See https://llvm.org/docs/AMDGPUUsage.html#processors for how to categorize
   // the following target gfx architectures.
 
+  if (kind == llvm::AMDGPU::GK_GFX1250)
+    return ISAFamily::GFX1250;
+
   // CDNA ISA cases
   switch (kind) {
   case llvm::AMDGPU::GK_GFX950: