1; RUN: opt -S -mtriple=amdgcn-- -amdgpu-lower-module-lds --amdgpu-lower-module-lds-strategy=module < %s | FileCheck %s 2; RUN: opt -S -mtriple=amdgcn-- -passes=amdgpu-lower-module-lds --amdgpu-lower-module-lds-strategy=module < %s | FileCheck %s 3 4@lds.size.1.align.1 = internal unnamed_addr addrspace(3) global [1 x i8] poison, align 1 5@lds.size.2.align.2 = internal unnamed_addr addrspace(3) global [2 x i8] poison, align 2 6@lds.size.4.align.4 = internal unnamed_addr addrspace(3) global [4 x i8] poison, align 4 7@lds.size.16.align.16 = internal unnamed_addr addrspace(3) global [16 x i8] poison, align 16 8 9; CHECK: %llvm.amdgcn.kernel.k0.lds.t = type { [16 x i8], [4 x i8], [2 x i8], [1 x i8] } 10; CHECK: %llvm.amdgcn.kernel.k1.lds.t = type { [16 x i8], [4 x i8], [2 x i8] } 11 12;. 13; CHECK: @lds.k2 = addrspace(3) global [1 x i8] poison, align 1 14; CHECK: @llvm.amdgcn.kernel.k0.lds = internal addrspace(3) global %llvm.amdgcn.kernel.k0.lds.t poison, align 16, !absolute_symbol !0 15; CHECK: @llvm.amdgcn.kernel.k1.lds = internal addrspace(3) global %llvm.amdgcn.kernel.k1.lds.t poison, align 16, !absolute_symbol !0 16;. 17define amdgpu_kernel void @k0() { 18; CHECK-LABEL: @k0( 19; CHECK-NEXT: store i8 1, ptr addrspace(3) getelementptr inbounds (%llvm.amdgcn.kernel.k0.lds.t, ptr addrspace(3) @llvm.amdgcn.kernel.k0.lds, i32 0, i32 3), align 2, !alias.scope !1, !noalias !4 20; CHECK-NEXT: store i8 2, ptr addrspace(3) getelementptr inbounds (%llvm.amdgcn.kernel.k0.lds.t, ptr addrspace(3) @llvm.amdgcn.kernel.k0.lds, i32 0, i32 2), align 4, !alias.scope !8, !noalias !9 21; CHECK-NEXT: store i8 4, ptr addrspace(3) getelementptr inbounds (%llvm.amdgcn.kernel.k0.lds.t, ptr addrspace(3) @llvm.amdgcn.kernel.k0.lds, i32 0, i32 1), align 16, !alias.scope !10, !noalias !11 22; CHECK-NEXT: store i8 16, ptr addrspace(3) @llvm.amdgcn.kernel.k0.lds, align 16, !alias.scope !12, !noalias !13 23; CHECK-NEXT: ret void 24 store i8 1, ptr addrspace(3) @lds.size.1.align.1, align 1 25 26 store i8 2, ptr addrspace(3) @lds.size.2.align.2, align 2 27 28 store i8 4, ptr addrspace(3) @lds.size.4.align.4, align 4 29 30 store i8 16, ptr addrspace(3) @lds.size.16.align.16, align 16 31 32 ret void 33} 34 35define amdgpu_kernel void @k1() { 36; CHECK-LABEL: @k1( 37; CHECK-NEXT: store i8 2, ptr addrspace(3) getelementptr inbounds (%llvm.amdgcn.kernel.k1.lds.t, ptr addrspace(3) @llvm.amdgcn.kernel.k1.lds, i32 0, i32 2), align 4, !alias.scope !14, !noalias !17 38; CHECK-NEXT: store i8 4, ptr addrspace(3) getelementptr inbounds (%llvm.amdgcn.kernel.k1.lds.t, ptr addrspace(3) @llvm.amdgcn.kernel.k1.lds, i32 0, i32 1), align 16, !alias.scope !20, !noalias !21 39; CHECK-NEXT: store i8 16, ptr addrspace(3) @llvm.amdgcn.kernel.k1.lds, align 16, !alias.scope !22, !noalias !23 40; CHECK-NEXT: ret void 41; 42 store i8 2, ptr addrspace(3) @lds.size.2.align.2, align 2 43 44 store i8 4, ptr addrspace(3) @lds.size.4.align.4, align 4 45 46 store i8 16, ptr addrspace(3) @lds.size.16.align.16, align 16 47 48 ret void 49} 50 51; Do not lower LDS for graphics shaders. 52 53@lds.k2 = addrspace(3) global [1 x i8] poison, align 1 54 55define amdgpu_ps void @k2() { 56; CHECK-LABEL: @k2( 57; CHECK-NEXT: store i8 1, ptr addrspace(3) @lds.k2, align 1 58; CHECK-NEXT: ret void 59; 60 store i8 1, ptr addrspace(3) @lds.k2, align 1 61 62 ret void 63} 64 65; CHECK: !0 = !{i32 0, i32 1} 66