| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt < %s -rewrite-statepoints-for-gc -S 2>&1 | FileCheck %s |
| ; RUN: opt < %s -passes=rewrite-statepoints-for-gc -S 2>&1 | FileCheck %s |
| |
| |
| @global = external addrspace(1) global i8 |
| |
| ; derived %select base null |
| define i8 @test(i1 %cond) gc "statepoint-example" { |
| ; CHECK-LABEL: @test( |
| ; CHECK-NEXT: [[DERIVED1:%.*]] = getelementptr i8, i8 addrspace(1)* @global, i64 1 |
| ; CHECK-NEXT: [[DERIVED2:%.*]] = getelementptr i8, i8 addrspace(1)* @global, i64 2 |
| ; CHECK-NEXT: [[SELECT:%.*]] = select i1 [[COND:%.*]], i8 addrspace(1)* [[DERIVED1]], i8 addrspace(1)* [[DERIVED2]] |
| ; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* @extern, i32 0, i32 0, i32 0, i32 0) |
| ; CHECK-NEXT: [[LOAD:%.*]] = load i8, i8 addrspace(1)* [[SELECT]], align 1 |
| ; CHECK-NEXT: ret i8 [[LOAD]] |
| ; |
| %derived1 = getelementptr i8, i8 addrspace(1)* @global, i64 1 |
| %derived2 = getelementptr i8, i8 addrspace(1)* @global, i64 2 |
| %select = select i1 %cond, i8 addrspace(1)* %derived1, i8 addrspace(1)* %derived2 |
| call void @extern() |
| %load = load i8, i8 addrspace(1)* %select |
| ret i8 %load |
| } |
| |
| declare void @extern() gc "statepoint-example" |
| |
| declare token @llvm.experimental.gc.statepoint.p0f_isVoidf(i64, i32, void ()*, i32, i32, ...) |
