| Yaxun Liu | b34ec82 | 2017-04-11 17:24:23 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 -triple amdgcn---amdgiz -emit-llvm < %s | FileCheck -check-prefixes=CHECK,COM %s |
| 2 | |
| Yaxun Liu | cbf647c | 2017-07-08 13:24:52 +0000 | [diff] [blame] | 3 | // CHECK-DAG: @foo = common addrspace(1) global i32 0 |
| Yaxun Liu | b34ec82 | 2017-04-11 17:24:23 +0000 | [diff] [blame] | 4 | int foo; |
| 5 | |
| Yaxun Liu | cbf647c | 2017-07-08 13:24:52 +0000 | [diff] [blame] | 6 | // CHECK-DAG: @ban = common addrspace(1) global [10 x i32] zeroinitializer |
| Yaxun Liu | b34ec82 | 2017-04-11 17:24:23 +0000 | [diff] [blame] | 7 | int ban[10]; |
| 8 | |
| Yaxun Liu | cbf647c | 2017-07-08 13:24:52 +0000 | [diff] [blame] | 9 | // CHECK-DAG: @A = common addrspace(1) global i32* null |
| 10 | // CHECK-DAG: @B = common addrspace(1) global i32* null |
| Yaxun Liu | b34ec82 | 2017-04-11 17:24:23 +0000 | [diff] [blame] | 11 | int *A; |
| 12 | int *B; |
| 13 | |
| 14 | // COM-LABEL: define i32 @test1() |
| Yaxun Liu | cbf647c | 2017-07-08 13:24:52 +0000 | [diff] [blame] | 15 | // CHECK: load i32, i32* addrspacecast{{[^@]+}} @foo |
| Yaxun Liu | b34ec82 | 2017-04-11 17:24:23 +0000 | [diff] [blame] | 16 | int test1() { return foo; } |
| 17 | |
| 18 | // COM-LABEL: define i32 @test2(i32 %i) |
| Yaxun Liu | 84744c1 | 2017-06-19 17:03:41 +0000 | [diff] [blame] | 19 | // COM: %[[addr:.*]] = getelementptr |
| Yaxun Liu | 84744c1 | 2017-06-19 17:03:41 +0000 | [diff] [blame] | 20 | // CHECK: load i32, i32* %[[addr]] |
| Yaxun Liu | b34ec82 | 2017-04-11 17:24:23 +0000 | [diff] [blame] | 21 | // CHECK-NEXT: ret i32 |
| 22 | int test2(int i) { return ban[i]; } |
| 23 | |
| 24 | // COM-LABEL: define void @test3() |
| Yaxun Liu | cbf647c | 2017-07-08 13:24:52 +0000 | [diff] [blame] | 25 | // CHECK: load i32*, i32** addrspacecast{{.*}} @B |
| Yaxun Liu | b34ec82 | 2017-04-11 17:24:23 +0000 | [diff] [blame] | 26 | // CHECK: load i32, i32* |
| Yaxun Liu | cbf647c | 2017-07-08 13:24:52 +0000 | [diff] [blame] | 27 | // CHECK: load i32*, i32** addrspacecast{{.*}} @A |
| Yaxun Liu | b34ec82 | 2017-04-11 17:24:23 +0000 | [diff] [blame] | 28 | // CHECK: store i32 {{.*}}, i32* |
| 29 | void test3() { |
| 30 | *A = *B; |
| 31 | } |
| 32 | |
| Yaxun Liu | b34ec82 | 2017-04-11 17:24:23 +0000 | [diff] [blame] | 33 | // CHECK-LABEL: define void @test4(i32* %a) |
| Yaxun Liu | 25d1b43 | 2017-07-05 04:58:24 +0000 | [diff] [blame] | 34 | // CHECK: %[[alloca:.*]] = alloca i32*, align 8, addrspace(5) |
| Yaxun Liu | 84744c1 | 2017-06-19 17:03:41 +0000 | [diff] [blame] | 35 | // CHECK: %[[a_addr:.*]] = addrspacecast{{.*}} %[[alloca]] to i32** |
| 36 | // CHECK: store i32* %a, i32** %[[a_addr]] |
| 37 | // CHECK: %[[r0:.*]] = load i32*, i32** %[[a_addr]] |
| Yaxun Liu | b34ec82 | 2017-04-11 17:24:23 +0000 | [diff] [blame] | 38 | // CHECK: %[[arrayidx:.*]] = getelementptr inbounds i32, i32* %[[r0]] |
| 39 | // CHECK: store i32 0, i32* %[[arrayidx]] |
| 40 | void test4(int *a) { |
| 41 | a[0] = 0; |
| 42 | } |