| ; RUN: opt -S -mtriple=amdgcn-- -amdgpu-lower-module-lds < %s | FileCheck %s |
| ; RUN: opt -S -mtriple=amdgcn-- -passes=amdgpu-lower-module-lds < %s | FileCheck %s |
| |
| @lds.size.1.align.1 = internal unnamed_addr addrspace(3) global [1 x i8] undef, align 1 |
| @lds.size.2.align.2 = internal unnamed_addr addrspace(3) global [2 x i8] undef, align 2 |
| @lds.size.4.align.4 = internal unnamed_addr addrspace(3) global [4 x i8] undef, align 4 |
| @lds.size.8.align.8 = internal unnamed_addr addrspace(3) global [8 x i8] undef, align 8 |
| @lds.size.16.align.16 = internal unnamed_addr addrspace(3) global [16 x i8] undef, align 16 |
| |
| ; CHECK: %llvm.amdgcn.kernel.k0.lds.t = type { [16 x i8], [4 x i8], [2 x i8], [1 x i8] } |
| ; CHECK: %llvm.amdgcn.kernel.k1.lds.t = type { [16 x i8], [4 x i8], [2 x i8] } |
| |
| ;. |
| ; CHECK: @lds.size.8.align.8 = internal unnamed_addr addrspace(3) global [8 x i8] undef, align 8 |
| ; CHECK: @lds.k2 = addrspace(3) global [1 x i8] undef, align 1 |
| ; CHECK: @llvm.amdgcn.kernel.k0.lds = internal addrspace(3) global %llvm.amdgcn.kernel.k0.lds.t undef, align 16 |
| ; CHECK: @llvm.amdgcn.kernel.k1.lds = internal addrspace(3) global %llvm.amdgcn.kernel.k1.lds.t undef, align 16 |
| ;. |
| define amdgpu_kernel void @k0() { |
| ; CHECK-LABEL: @k0( |
| ; CHECK-NEXT: %lds.size.1.align.1.bc = bitcast [1 x i8] addrspace(3)* getelementptr inbounds (%llvm.amdgcn.kernel.k0.lds.t, %llvm.amdgcn.kernel.k0.lds.t addrspace(3)* @llvm.amdgcn.kernel.k0.lds, i32 0, i32 3) to i8 addrspace(3)* |
| ; CHECK-NEXT: store i8 1, i8 addrspace(3)* %lds.size.1.align.1.bc, align 2 |
| ; CHECK-NEXT: %lds.size.2.align.2.bc = bitcast [2 x i8] addrspace(3)* getelementptr inbounds (%llvm.amdgcn.kernel.k0.lds.t, %llvm.amdgcn.kernel.k0.lds.t addrspace(3)* @llvm.amdgcn.kernel.k0.lds, i32 0, i32 2) to i8 addrspace(3)* |
| ; CHECK-NEXT: store i8 2, i8 addrspace(3)* %lds.size.2.align.2.bc, align 4 |
| ; CHECK-NEXT: %lds.size.4.align.4.bc = bitcast [4 x i8] addrspace(3)* getelementptr inbounds (%llvm.amdgcn.kernel.k0.lds.t, %llvm.amdgcn.kernel.k0.lds.t addrspace(3)* @llvm.amdgcn.kernel.k0.lds, i32 0, i32 1) to i8 addrspace(3)* |
| ; CHECK-NEXT: store i8 4, i8 addrspace(3)* %lds.size.4.align.4.bc, align 16 |
| ; CHECK-NEXT: %lds.size.16.align.16.bc = bitcast [16 x i8] addrspace(3)* getelementptr inbounds (%llvm.amdgcn.kernel.k0.lds.t, %llvm.amdgcn.kernel.k0.lds.t addrspace(3)* @llvm.amdgcn.kernel.k0.lds, i32 0, i32 0) to i8 addrspace(3)* |
| ; CHECK-NEXT: store i8 16, i8 addrspace(3)* %lds.size.16.align.16.bc, align 16 |
| ; CHECK-NEXT: ret void |
| ; |
| %lds.size.1.align.1.bc = bitcast [1 x i8] addrspace(3)* @lds.size.1.align.1 to i8 addrspace(3)* |
| store i8 1, i8 addrspace(3)* %lds.size.1.align.1.bc, align 1 |
| |
| %lds.size.2.align.2.bc = bitcast [2 x i8] addrspace(3)* @lds.size.2.align.2 to i8 addrspace(3)* |
| store i8 2, i8 addrspace(3)* %lds.size.2.align.2.bc, align 2 |
| |
| %lds.size.4.align.4.bc = bitcast [4 x i8] addrspace(3)* @lds.size.4.align.4 to i8 addrspace(3)* |
| store i8 4, i8 addrspace(3)* %lds.size.4.align.4.bc, align 4 |
| |
| %lds.size.16.align.16.bc = bitcast [16 x i8] addrspace(3)* @lds.size.16.align.16 to i8 addrspace(3)* |
| store i8 16, i8 addrspace(3)* %lds.size.16.align.16.bc, align 16 |
| |
| ret void |
| } |
| |
| define amdgpu_kernel void @k1() { |
| ; CHECK-LABEL: @k1( |
| ; CHECK-NEXT: %lds.size.2.align.2.bc = bitcast [2 x i8] addrspace(3)* getelementptr inbounds (%llvm.amdgcn.kernel.k1.lds.t, %llvm.amdgcn.kernel.k1.lds.t addrspace(3)* @llvm.amdgcn.kernel.k1.lds, i32 0, i32 2) to i8 addrspace(3)* |
| ; CHECK-NEXT: store i8 2, i8 addrspace(3)* %lds.size.2.align.2.bc, align 4 |
| ; CHECK-NEXT: %lds.size.4.align.4.bc = bitcast [4 x i8] addrspace(3)* getelementptr inbounds (%llvm.amdgcn.kernel.k1.lds.t, %llvm.amdgcn.kernel.k1.lds.t addrspace(3)* @llvm.amdgcn.kernel.k1.lds, i32 0, i32 1) to i8 addrspace(3)* |
| ; CHECK-NEXT: store i8 4, i8 addrspace(3)* %lds.size.4.align.4.bc, align 16 |
| ; CHECK-NEXT: %lds.size.16.align.16.bc = bitcast [16 x i8] addrspace(3)* getelementptr inbounds (%llvm.amdgcn.kernel.k1.lds.t, %llvm.amdgcn.kernel.k1.lds.t addrspace(3)* @llvm.amdgcn.kernel.k1.lds, i32 0, i32 0) to i8 addrspace(3)* |
| ; CHECK-NEXT: store i8 16, i8 addrspace(3)* %lds.size.16.align.16.bc, align 16 |
| ; CHECK-NEXT: ret void |
| ; |
| %lds.size.2.align.2.bc = bitcast [2 x i8] addrspace(3)* @lds.size.2.align.2 to i8 addrspace(3)* |
| store i8 2, i8 addrspace(3)* %lds.size.2.align.2.bc, align 2 |
| |
| %lds.size.4.align.4.bc = bitcast [4 x i8] addrspace(3)* @lds.size.4.align.4 to i8 addrspace(3)* |
| store i8 4, i8 addrspace(3)* %lds.size.4.align.4.bc, align 4 |
| |
| %lds.size.16.align.16.bc = bitcast [16 x i8] addrspace(3)* @lds.size.16.align.16 to i8 addrspace(3)* |
| store i8 16, i8 addrspace(3)* %lds.size.16.align.16.bc, align 16 |
| |
| ret void |
| } |
| |
| ; Do not lower LDS for graphics shaders. |
| |
| @lds.k2 = addrspace(3) global [1 x i8] undef, align 1 |
| |
| define amdgpu_ps void @k2() { |
| ; CHECK-LABEL: @k2( |
| ; CHECK-NEXT: %lds.k2.bc = bitcast [1 x i8] addrspace(3)* @lds.k2 to i8 addrspace(3)* |
| ; CHECK-NEXT: store i8 1, i8 addrspace(3)* %lds.k2.bc, align 1 |
| ; CHECK-NEXT: ret void |
| ; |
| %lds.k2.bc = bitcast [1 x i8] addrspace(3)* @lds.k2 to i8 addrspace(3)* |
| store i8 1, i8 addrspace(3)* %lds.k2.bc, align 1 |
| |
| ret void |
| } |