1; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -o - %s | FileCheck %s 2; RUN: llc -global-isel -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -o - %s | FileCheck %s 3 4; Test that a null check is not emitted for lowered addrspacecast 5 6 7define void @flat_user(ptr %ptr) { 8 store i8 0, ptr %ptr 9 ret void 10} 11 12; CHECK-LABEL: {{^}}cast_alloca: 13; CHECK: s_mov_b64 s[{{[0-9]+}}:[[HIREG:[0-9]+]]], src_private_base 14; CHECK: v_mov_b32_e32 v1, s[[HIREG]] 15; CHECK-NOT: v0 16; CHECK-NOT: v1 17define void @cast_alloca() { 18 %alloca = alloca i8, addrspace(5) 19 %cast = addrspacecast ptr addrspace(5) %alloca to ptr 20 call void @flat_user(ptr %cast) 21 ret void 22} 23 24@lds = internal unnamed_addr addrspace(3) global i8 undef, align 4 25 26; CHECK-LABEL: {{^}}cast_lds_gv: 27; CHECK: s_mov_b64 s[{{[0-9]+}}:[[HIREG:[0-9]+]]], src_shared_base 28; CHECK: v_mov_b32_e32 v0, 0 29; CHECK: v_mov_b32_e32 v1, s[[HIREG]] 30; CHECK-NOT: v0 31; CHECK-NOT: v1 32define amdgpu_kernel void @cast_lds_gv() { 33 %cast = addrspacecast ptr addrspace(3) @lds to ptr 34 call void @flat_user(ptr %cast) 35 ret void 36} 37 38; CHECK-LABEL: {{^}}cast_constant_lds_neg1_gv: 39; CHECK: v_mov_b32_e32 v0, 0 40; CHECK: v_mov_b32_e32 v1, 0 41define void @cast_constant_lds_neg1_gv() { 42 call void @flat_user(ptr addrspacecast (ptr addrspace(3) inttoptr (i32 -1 to ptr addrspace(3)) to ptr)) 43 ret void 44} 45 46; CHECK-LABEL: {{^}}cast_constant_private_neg1_gv: 47; CHECK: v_mov_b32_e32 v0, 0 48; CHECK: v_mov_b32_e32 v1, 0 49define void @cast_constant_private_neg1_gv() { 50 call void @flat_user(ptr addrspacecast (ptr addrspace(5) inttoptr (i32 -1 to ptr addrspace(5)) to ptr)) 51 ret void 52} 53 54; CHECK-LABEL: {{^}}cast_constant_lds_other_gv: 55; CHECK: s_mov_b64 s[{{[0-9]+}}:[[HIREG:[0-9]+]]], src_shared_base 56; CHECK: v_mov_b32_e32 v0, 0x7b 57; CHECK: v_mov_b32_e32 v1, s[[HIREG]] 58define void @cast_constant_lds_other_gv() { 59 call void @flat_user(ptr addrspacecast (ptr addrspace(3) inttoptr (i32 123 to ptr addrspace(3)) to ptr)) 60 ret void 61} 62 63; CHECK-LABEL: {{^}}cast_constant_private_other_gv: 64; CHECK: s_mov_b64 s[{{[0-9]+}}:[[HIREG:[0-9]+]]], src_private_base 65; CHECK: v_mov_b32_e32 v0, 0x7b 66; CHECK: v_mov_b32_e32 v1, s[[HIREG]] 67define void @cast_constant_private_other_gv() { 68 call void @flat_user(ptr addrspacecast (ptr addrspace(5) inttoptr (i32 123 to ptr addrspace(5)) to ptr)) 69 ret void 70} 71