| ; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -infer-address-spaces %s | FileCheck %s |
| |
| ; Test that pure addrspacecast instructions not directly connected to |
| ; a memory operation are inferred. |
| |
| ; CHECK-LABEL: @addrspacecast_gep_addrspacecast( |
| ; CHECK: %gep0 = getelementptr i32, i32 addrspace(3)* %ptr, i64 9 |
| ; CHECK-NEXT: store i32 8, i32 addrspace(3)* %gep0, align 8 |
| ; CHECK-NEXT: ret void |
| define void @addrspacecast_gep_addrspacecast(i32 addrspace(3)* %ptr) { |
| %asc0 = addrspacecast i32 addrspace(3)* %ptr to i32* |
| %gep0 = getelementptr i32, i32* %asc0, i64 9 |
| %asc1 = addrspacecast i32* %gep0 to i32 addrspace(3)* |
| store i32 8, i32 addrspace(3)* %asc1, align 8 |
| ret void |
| } |
| |
| ; CHECK-LABEL: @addrspacecast_different_pointee_type( |
| ; CHECK: [[GEP:%.*]] = getelementptr i32, i32 addrspace(3)* %ptr, i64 9 |
| ; CHECK: [[CAST:%.*]] = bitcast i32 addrspace(3)* [[GEP]] to i8 addrspace(3)* |
| ; CHECK-NEXT: store i8 8, i8 addrspace(3)* [[CAST]], align 8 |
| ; CHECK-NEXT: ret void |
| define void @addrspacecast_different_pointee_type(i32 addrspace(3)* %ptr) { |
| %asc0 = addrspacecast i32 addrspace(3)* %ptr to i32* |
| %gep0 = getelementptr i32, i32* %asc0, i64 9 |
| %asc1 = addrspacecast i32* %gep0 to i8 addrspace(3)* |
| store i8 8, i8 addrspace(3)* %asc1, align 8 |
| ret void |
| } |
| |
| ; CHECK-LABEL: @addrspacecast_to_memory( |
| ; CHECK: %gep0 = getelementptr i32, i32 addrspace(3)* %ptr, i64 9 |
| ; CHECK-NEXT: store volatile i32 addrspace(3)* %gep0, i32 addrspace(3)* addrspace(1)* undef |
| ; CHECK-NEXT: ret void |
| define void @addrspacecast_to_memory(i32 addrspace(3)* %ptr) { |
| %asc0 = addrspacecast i32 addrspace(3)* %ptr to i32* |
| %gep0 = getelementptr i32, i32* %asc0, i64 9 |
| %asc1 = addrspacecast i32* %gep0 to i32 addrspace(3)* |
| store volatile i32 addrspace(3)* %asc1, i32 addrspace(3)* addrspace(1)* undef |
| ret void |
| } |
| |
| ; CHECK-LABEL: @multiuse_addrspacecast_gep_addrspacecast( |
| ; CHECK: %1 = addrspacecast i32 addrspace(3)* %ptr to i32* |
| ; CHECK-NEXT: store volatile i32* %1, i32* addrspace(1)* undef |
| ; CHECK-NEXT: %gep0 = getelementptr i32, i32 addrspace(3)* %ptr, i64 9 |
| ; CHECK-NEXT: store i32 8, i32 addrspace(3)* %gep0, align 8 |
| ; CHECK-NEXT: ret void |
| define void @multiuse_addrspacecast_gep_addrspacecast(i32 addrspace(3)* %ptr) { |
| %asc0 = addrspacecast i32 addrspace(3)* %ptr to i32* |
| store volatile i32* %asc0, i32* addrspace(1)* undef |
| %gep0 = getelementptr i32, i32* %asc0, i64 9 |
| %asc1 = addrspacecast i32* %gep0 to i32 addrspace(3)* |
| store i32 8, i32 addrspace(3)* %asc1, align 8 |
| ret void |
| } |