1 ; RUN: llc -march=amdgcn -mcpu=tahiti -verify-machineinstrs < %s | FileCheck %s 2 ; RUN: llc -mtriple=amdgcn--amdhsa -mcpu=kaveri -verify-machineinstrs < %s | FileCheck %s 3 ; RUN: llc -mtriple=amdgcn--amdhsa -mcpu=fiji -verify-machineinstrs < %s | FileCheck %s 4 5 6 @lds0 = addrspace(3) global [512 x float] undef, align 4 7 @lds1 = addrspace(3) global [256 x float] undef, align 4 8 9 ; FUNC-LABEL: {{^}}groupstaticsize_test0: 10 ; CHECK: s_movk_i32 s{{[0-9]+}}, 0x800 11 define void @get_groupstaticsize_test0(float addrspace(1)* %out, i32 addrspace(1)* %lds_size) #0 { 12 %tid.x = tail call i32 @llvm.amdgcn.workitem.id.x() #1 13 %idx.0 = add nsw i32 %tid.x, 64 14 %static_lds_size = call i32 @llvm.amdgcn.groupstaticsize() #1 15 store i32 %static_lds_size, i32 addrspace(1)* %lds_size, align 4 16 %arrayidx0 = getelementptr inbounds [512 x float], [512 x float] addrspace(3)* @lds0, i32 0, i32 %idx.0 17 %val0 = load float, float addrspace(3)* %arrayidx0, align 4 18 store float %val0, float addrspace(1)* %out, align 4 19 20 ret void 21 } 22 23 24 ; FUNC-LABEL: {{^}}groupstaticsize_test1: 25 ; CHECK: s_movk_i32 s{{[0-9]+}}, 0xc00 26 define void @groupstaticsize_test1(float addrspace(1)* %out, i32 %cond, i32 addrspace(1)* %lds_size) { 27 entry: 28 %static_lds_size = call i32 @llvm.amdgcn.groupstaticsize() #1 29 store i32 %static_lds_size, i32 addrspace(1)* %lds_size, align 4 30 %tid.x = tail call i32 @llvm.amdgcn.workitem.id.x() #1 31 %idx.0 = add nsw i32 %tid.x, 64 32 %tmp = icmp eq i32 %cond, 0 33 br i1 %tmp, label %if, label %else 34 35 if: ; preds = %entry 36 %arrayidx0 = getelementptr inbounds [512 x float], [512 x float] addrspace(3)* @lds0, i32 0, i32 %idx.0 37 %val0 = load float, float addrspace(3)* %arrayidx0, align 4 38 store float %val0, float addrspace(1)* %out, align 4 39 br label %endif 40 41 else: ; preds = %entry 42 %arrayidx1 = getelementptr inbounds [256 x float], [256 x float] addrspace(3)* @lds1, i32 0, i32 %idx.0 43 %val1 = load float, float addrspace(3)* %arrayidx1, align 4 44 store float %val1, float addrspace(1)* %out, align 4 45 br label %endif 46 47 endif: ; preds = %else, %if 48 ret void 49 } 50 51 52 declare i32 @llvm.amdgcn.groupstaticsize() #1 53 declare i32 @llvm.amdgcn.workitem.id.x() #1 54 55 attributes #0 = { nounwind } 56 attributes #1 = { nounwind readnone } 57
