AMDGPU: Remove a non-existent wmma instruction from gfx1250 (#148989)

Author: changpeng

llvm/include/llvm/IR/IntrinsicsAMDGPU.td

@@ -3710,7 +3710,6 @@ class AMDGPUWmmaIntrinsicModsAllDiff<LLVMType DstTy, LLVMType AB, LLVMType C> :
 >;
 
 defset list<Intrinsic> AMDGPUWMMAIntrinsicsGFX1250 = {
-def int_amdgcn_wmma_f64_16x16x4_f64       : AMDGPUWmmaIntrinsicModsAll<llvm_anyfloat_ty, llvm_anyfloat_ty>;
 def int_amdgcn_wmma_f32_16x16x4_f32       : AMDGPUWmmaIntrinsicModsAllReuse<llvm_anyfloat_ty, llvm_anyfloat_ty>;
 def int_amdgcn_wmma_f32_16x16x32_bf16     : AMDGPUWmmaIntrinsicModsAllReuse<llvm_anyfloat_ty, llvm_anyfloat_ty>;
 def int_amdgcn_wmma_f32_16x16x32_f16      : AMDGPUWmmaIntrinsicModsAllReuse<llvm_anyfloat_ty, llvm_anyfloat_ty>;

llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp

@@ -4689,7 +4689,6 @@ AMDGPURegisterBankInfo::getInstrMapping(const MachineInstr &MI) const {
     case Intrinsic::amdgcn_swmmac_f32_16x16x32_fp8_bf8:
     case Intrinsic::amdgcn_swmmac_f32_16x16x32_bf8_fp8:
     case Intrinsic::amdgcn_swmmac_f32_16x16x32_bf8_bf8:
-    case Intrinsic::amdgcn_wmma_f64_16x16x4_f64:
     case Intrinsic::amdgcn_wmma_f32_16x16x4_f32:
     case Intrinsic::amdgcn_wmma_f32_16x16x32_bf16:
     case Intrinsic::amdgcn_wmma_f32_16x16x32_f16:

llvm/test/Analysis/UniformityAnalysis/AMDGPU/intrinsics.ll

@@ -197,13 +197,6 @@ bb:
   ret void
 }
 
-; CHECK: DIVERGENT: %tmp0 = call <8 x double> @llvm.amdgcn.wmma.f64.16x16x4.f64.v8f64.v2f64(i1 false, <2 x double> %A, i1 false, <2 x double> %B, i16 0, <8 x double> %C)
-define amdgpu_kernel void @wmma_f64_16x16x4_f64(<2 x double> %A, <2 x double> %B, <8 x double> %C, ptr addrspace(1) %out) {
-  %tmp0 = call <8 x double> @llvm.amdgcn.wmma.f64.16x16x4.f64.v8f64.v2f64(i1 0, <2 x double> %A, i1 0, <2 x double> %B, i16 0, <8 x double> %C)
-  store <8 x double> %tmp0, ptr addrspace(1) %out
-  ret void
-}
-
 ; CHECK: DIVERGENT: %tmp0 = call <8 x float> @llvm.amdgcn.wmma.f32.16x16x4.f32.v8f32.v2f32(i1 false, <2 x float> %A, i1 false, <2 x float> %B, i16 0, <8 x float> %C, i1 false, i1 false)
 define amdgpu_kernel void @wmma_f32_16x16x4_f32(<2 x float> %A, <2 x float> %B, <8 x float> %C, ptr addrspace(1) %out) {
   %tmp0 = call <8 x float> @llvm.amdgcn.wmma.f32.16x16x4.f32.v8f32.v2f32(i1 0, <2 x float> %A, i1 0, <2 x float> %B, i16 0, <8 x float> %C, i1 false, i1 false)
@@ -828,7 +821,6 @@ declare <8 x float> @llvm.amdgcn.swmmac.f32.16x16x32.fp8.fp8(<2 x i32>, <4 x i32
 declare <8 x float> @llvm.amdgcn.swmmac.f32.16x16x32.fp8.bf8(<2 x i32>, <4 x i32>, <8 x float>, i16)
 declare <8 x float> @llvm.amdgcn.swmmac.f32.16x16x32.bf8.fp8(<2 x i32>, <4 x i32>, <8 x float>, i16)
 declare <8 x float> @llvm.amdgcn.swmmac.f32.16x16x32.bf8.bf8(<2 x i32>, <4 x i32>, <8 x float>, i16)
-declare <8 x double> @llvm.amdgcn.wmma.f64.16x16x4.f64.v8f64.v2f64(i1, <2 x double>, i1, <2 x double>, i16, <8 x double>)
 declare <8 x float> @llvm.amdgcn.wmma.f32.16x16x4.f32.v8f32.v2f32(i1, <2 x float>, i1, <2 x float>, i16, <8 x float>, i1, i1)
 declare <8 x float> @llvm.amdgcn.wmma.f32.16x16x32.bf16.v8f32.v16bf16(i1, <16 x bfloat>, i1, <16 x bfloat>, i16, <8 x float>, i1, i1)
 declare <8 x float> @llvm.amdgcn.wmma.f32.16x16x32.f16.v8f32.v16f16(i1, <16 x half>, i1, <16 x half>, i16, <8 x float>, i1, i1)