| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals |
| ; RUN: opt -S -passes=globalopt < %s | FileCheck %s |
| target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128" |
| |
| declare noalias ptr @malloc(i64) allockind("alloc,uninitialized") allocsize(0) |
| |
| @G = internal global ptr null |
| |
| define void @init() { |
| ; CHECK-LABEL: @init( |
| ; CHECK-NEXT: ret void |
| ; |
| %malloccall = tail call ptr @malloc(i64 4) |
| store ptr %malloccall, ptr @G |
| %GV = load ptr, ptr @G |
| %addrspacecast = addrspacecast ptr %GV to ptr addrspace(1) |
| store i32 20, ptr addrspace(1) %addrspacecast |
| ret void |
| } |
| |
| define i32 @get() { |
| ; CHECK-LABEL: @get( |
| ; CHECK-NEXT: ret i32 20 |
| ; |
| %GV = load ptr, ptr @G |
| %V = load i32, ptr %GV |
| ret i32 %V |
| } |
| |
| define void @foo(i64 %Size) nounwind noinline #0 { |
| ; CHECK-LABEL: @foo( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %0 = load ptr, ptr @G, align 4 |
| ret void |
| } |
| |
| attributes #0 = { null_pointer_is_valid } |
| |
| ;. |
| ; CHECK: attributes #[[ATTR0:[0-9]+]] = { noinline nounwind null_pointer_is_valid } |
| ;. |