| ; RUN: opt -S -codegenprepare < %s | FileCheck %s -check-prefix=CHECK -check-prefix=GEP |
| |
| target datalayout = |
| "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| ; CHECK-LABEL: @load_cast_gep |
| ; GEP: [[CAST:%[0-9]+]] = addrspacecast i64* %base to i8 addrspace(1)* |
| ; GEP: getelementptr inbounds i8, i8 addrspace(1)* [[CAST]], i64 40 |
| define void @load_cast_gep(i1 %cond, i64* %base) { |
| entry: |
| %addr = getelementptr inbounds i64, i64* %base, i64 5 |
| %casted = addrspacecast i64* %addr to i32 addrspace(1)* |
| br i1 %cond, label %if.then, label %fallthrough |
| |
| if.then: |
| %v = load i32, i32 addrspace(1)* %casted, align 4 |
| br label %fallthrough |
| |
| fallthrough: |
| ret void |
| } |
| |
| ; CHECK-LABEL: @store_gep_cast |
| ; GEP: [[CAST:%[0-9]+]] = addrspacecast i64* %base to i8 addrspace(1)* |
| ; GEP: getelementptr inbounds i8, i8 addrspace(1)* [[CAST]], i64 20 |
| define void @store_gep_cast(i1 %cond, i64* %base) { |
| entry: |
| %casted = addrspacecast i64* %base to i32 addrspace(1)* |
| %addr = getelementptr inbounds i32, i32 addrspace(1)* %casted, i64 5 |
| br i1 %cond, label %if.then, label %fallthrough |
| |
| if.then: |
| store i32 0, i32 addrspace(1)* %addr, align 4 |
| br label %fallthrough |
| |
| fallthrough: |
| ret void |
| } |