| 1 | // RUN: %clang_cc1 -O1 -triple wasm32-unknown-unknown -emit-llvm -o - %s \ |
| 2 | // RUN: | FileCheck %s |
| 3 | // RUN: %clang_cc1 -O1 -triple wasm64-unknown-unknown -emit-llvm -o - %s \ |
| 4 | // RUN: | FileCheck %s |
| 5 | |
| 6 | #define concat_(x, y) x##y |
| 7 | #define concat(x, y) concat_(x, y) |
| 8 | |
| 9 | #define test(T) \ |
| 10 | T forward(T x) { return x; } \ |
| 11 | void use(T x); \ |
| 12 | T concat(def_, T)(void); \ |
| 13 | void concat(test_, T)(void) { use(concat(def_, T)()); } |
| 14 | |
| 15 | struct one_field { |
| 16 | double d; |
| 17 | }; |
| 18 | test(one_field); |
| 19 | // CHECK: define double @_Z7forward9one_field(double returned %{{.*}}) |
| 20 | // |
| 21 | // CHECK: define void @_Z14test_one_fieldv() |
| 22 | // CHECK: %[[call:.*]] = tail call double @_Z13def_one_fieldv() |
| 23 | // CHECK: tail call void @_Z3use9one_field(double %[[call]]) |
| 24 | // CHECK: ret void |
| 25 | // |
| 26 | // CHECK: declare void @_Z3use9one_field(double) |
| 27 | // CHECK: declare double @_Z13def_one_fieldv() |
| 28 | |
| 29 | struct two_fields { |
| 30 | double d, e; |
| 31 | }; |
| 32 | test(two_fields); |
| 33 | // CHECK: define void @_Z7forward10two_fields(%struct.two_fields* noalias nocapture sret %{{.*}}, %struct.two_fields* byval nocapture readonly align 8 %{{.*}}) |
| 34 | // |
| 35 | // CHECK: define void @_Z15test_two_fieldsv() |
| 36 | // CHECK: %[[tmp:.*]] = alloca %struct.two_fields, align 8 |
| 37 | // CHECK: call void @_Z14def_two_fieldsv(%struct.two_fields* nonnull sret %[[tmp]]) |
| 38 | // CHECK: call void @_Z3use10two_fields(%struct.two_fields* byval nonnull align 8 %[[tmp]]) |
| 39 | // CHECK: ret void |
| 40 | // |
| 41 | // CHECK: declare void @_Z3use10two_fields(%struct.two_fields* byval align 8) |
| 42 | // CHECK: declare void @_Z14def_two_fieldsv(%struct.two_fields* sret) |
| 43 | |
| 44 | struct copy_ctor { |
| 45 | double d; |
| 46 | copy_ctor(copy_ctor const &); |
| 47 | }; |
| 48 | test(copy_ctor); |
| 49 | // CHECK: define void @_Z7forward9copy_ctor(%struct.copy_ctor* noalias sret %{{.*}}, %struct.copy_ctor* %{{.*}}) |
| 50 | // |
| 51 | // CHECK: declare %struct.copy_ctor* @_ZN9copy_ctorC1ERKS_(%struct.copy_ctor* returned, %struct.copy_ctor* dereferenceable(8)) |
| 52 | // |
| 53 | // CHECK: define void @_Z14test_copy_ctorv() |
| 54 | // CHECK: %[[tmp:.*]] = alloca %struct.copy_ctor, align 8 |
| 55 | // CHECK: call void @_Z13def_copy_ctorv(%struct.copy_ctor* nonnull sret %[[tmp]]) |
| 56 | // CHECK: call void @_Z3use9copy_ctor(%struct.copy_ctor* nonnull %[[tmp]]) |
| 57 | // CHECK: ret void |
| 58 | // |
| 59 | // CHECK: declare void @_Z3use9copy_ctor(%struct.copy_ctor*) |
| 60 | // CHECK: declare void @_Z13def_copy_ctorv(%struct.copy_ctor* sret) |
| 61 | |
| 62 | struct __attribute__((aligned(16))) aligned_copy_ctor { |
| 63 | double d, e; |
| 64 | aligned_copy_ctor(aligned_copy_ctor const &); |
| 65 | }; |
| 66 | test(aligned_copy_ctor); |
| 67 | // CHECK: define void @_Z7forward17aligned_copy_ctor(%struct.aligned_copy_ctor* noalias sret %{{.*}}, %struct.aligned_copy_ctor* %{{.*}}) |
| 68 | // |
| 69 | // CHECK: declare %struct.aligned_copy_ctor* @_ZN17aligned_copy_ctorC1ERKS_(%struct.aligned_copy_ctor* returned, %struct.aligned_copy_ctor* dereferenceable(16)) |
| 70 | // |
| 71 | // CHECK: define void @_Z22test_aligned_copy_ctorv() |
| 72 | // CHECK: %[[tmp:.*]] = alloca %struct.aligned_copy_ctor, align 16 |
| 73 | // CHECK: call void @_Z21def_aligned_copy_ctorv(%struct.aligned_copy_ctor* nonnull sret %[[tmp]]) |
| 74 | // CHECK: call void @_Z3use17aligned_copy_ctor(%struct.aligned_copy_ctor* nonnull %[[tmp]]) |
| 75 | // CHECK: ret void |
| 76 | // |
| 77 | // CHECK: declare void @_Z3use17aligned_copy_ctor(%struct.aligned_copy_ctor*) |
| 78 | // CHECK: declare void @_Z21def_aligned_copy_ctorv(%struct.aligned_copy_ctor* sret) |
| 79 | |
| 80 | struct empty {}; |
| 81 | test(empty); |
| 82 | // CHECK: define void @_Z7forward5empty() |
| 83 | // |
| 84 | // CHECK: define void @_Z10test_emptyv() |
| 85 | // CHECK: tail call void @_Z9def_emptyv() |
| 86 | // CHECK: tail call void @_Z3use5empty() |
| 87 | // CHECK: ret void |
| 88 | // |
| 89 | // CHECK: declare void @_Z3use5empty() |
| 90 | // CHECK: declare void @_Z9def_emptyv() |
| 91 | |
| 92 | struct one_bitfield { |
| 93 | int d : 3; |
| 94 | }; |
| 95 | test(one_bitfield); |
| 96 | // CHECK: define i32 @_Z7forward12one_bitfield(i32 returned %{{.*}}) |
| 97 | // |
| 98 | // CHECK: define void @_Z17test_one_bitfieldv() |
| 99 | // CHECK: %[[call:.*]] = tail call i32 @_Z16def_one_bitfieldv() |
| 100 | // CHECK: tail call void @_Z3use12one_bitfield(i32 %[[call]]) |
| 101 | // CHECK: ret void |
| 102 | // |
| 103 | // CHECK: declare void @_Z3use12one_bitfield(i32) |
| 104 | // CHECK: declare i32 @_Z16def_one_bitfieldv() |
| 105 | |