[Clang][AMDGPU] Use I to decorate imm argument for __builtin_amdgcn_global_load_lds (#94376)

Author: shiltian

clang/include/clang/Basic/BuiltinsAMDGPU.def

@@ -240,7 +240,7 @@ TARGET_BUILTIN(__builtin_amdgcn_flat_atomic_fadd_v2bf16, "V2sV2s*0V2s", "t", "at
 TARGET_BUILTIN(__builtin_amdgcn_global_atomic_fadd_v2bf16, "V2sV2s*1V2s", "t", "atomic-global-pk-add-bf16-inst")
 TARGET_BUILTIN(__builtin_amdgcn_ds_atomic_fadd_v2bf16, "V2sV2s*3V2s", "t", "atomic-ds-pk-add-16-insts")
 TARGET_BUILTIN(__builtin_amdgcn_ds_atomic_fadd_v2f16, "V2hV2h*3V2h", "t", "atomic-ds-pk-add-16-insts")
-TARGET_BUILTIN(__builtin_amdgcn_global_load_lds, "vv*1v*3UiiUi", "t", "gfx940-insts")
+TARGET_BUILTIN(__builtin_amdgcn_global_load_lds, "vv*1v*3IUiIiIUi", "t", "gfx940-insts")
 
 //===----------------------------------------------------------------------===//
 // Deep learning builtins.

clang/lib/Sema/SemaAMDGPU.cpp

@@ -32,8 +32,7 @@ bool SemaAMDGPU::CheckAMDGCNBuiltinFunctionCall(unsigned BuiltinID,
     llvm::APSInt Size;
     Expr *ArgExpr = TheCall->getArg(SizeIdx);
     ExprResult R = SemaRef.VerifyIntegerConstantExpression(ArgExpr, &Size);
-    if (R.isInvalid())
-      return true;
+    assert(!R.isInvalid());
     switch (Size.getSExtValue()) {
     case 1:
     case 2:

clang/test/SemaOpenCL/builtins-amdgcn-gfx940-err.cl

@@ -3,8 +3,10 @@
 
 typedef unsigned int u32;
 
-void test_global_load_lds_unsupported_size(global u32* src, local u32 *dst, u32 size) {
-  __builtin_amdgcn_global_load_lds(src, dst, size, /*offset=*/0, /*aux=*/0); // expected-error{{expression is not an integer constant expression}}
+void test_global_load_lds_unsupported_size(global u32* src, local u32 *dst, u32 size, u32 offset, u32 aux) {
+  __builtin_amdgcn_global_load_lds(src, dst, size, /*offset=*/0, /*aux=*/0); // expected-error{{argument to '__builtin_amdgcn_global_load_lds' must be a constant integer}}
+  __builtin_amdgcn_global_load_lds(src, dst, /*size=*/4, offset, /*aux=*/0); // expected-error{{argument to '__builtin_amdgcn_global_load_lds' must be a constant integer}}
+  __builtin_amdgcn_global_load_lds(src, dst, /*size=*/4, /*offset=*/0, aux); // expected-error{{argument to '__builtin_amdgcn_global_load_lds' must be a constant integer}}
   __builtin_amdgcn_global_load_lds(src, dst, /*size=*/5, /*offset=*/0, /*aux=*/0); // expected-error{{invalid size value}} expected-note {{size must be 1, 2, or 4}}
   __builtin_amdgcn_global_load_lds(src, dst, /*size=*/0, /*offset=*/0, /*aux=*/0); // expected-error{{invalid size value}} expected-note {{size must be 1, 2, or 4}}
   __builtin_amdgcn_global_load_lds(src, dst, /*size=*/3, /*offset=*/0, /*aux=*/0); // expected-error{{invalid size value}} expected-note {{size must be 1, 2, or 4}}