forked from OSchip/llvm-project
105 lines
4.3 KiB
C++
105 lines
4.3 KiB
C++
// RUN: %clang_cc1 -O1 -triple wasm32-unknown-unknown -emit-llvm -o - %s \
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// RUN: | FileCheck %s
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// RUN: %clang_cc1 -O1 -triple wasm64-unknown-unknown -emit-llvm -o - %s \
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// RUN: | FileCheck %s
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#define concat_(x, y) x##y
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#define concat(x, y) concat_(x, y)
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#define test(T) \
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T forward(T x) { return x; } \
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void use(T x); \
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T concat(def_, T)(void); \
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void concat(test_, T)(void) { use(concat(def_, T)()); }
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struct one_field {
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double d;
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};
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test(one_field);
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// CHECK: define double @_Z7forward9one_field(double returned %{{.*}})
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//
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// CHECK: define void @_Z14test_one_fieldv()
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// CHECK: %[[call:.*]] = call double @_Z13def_one_fieldv()
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// CHECK: call void @_Z3use9one_field(double %[[call]])
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// CHECK: ret void
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//
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// CHECK: declare void @_Z3use9one_field(double)
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// CHECK: declare double @_Z13def_one_fieldv()
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struct two_fields {
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double d, e;
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};
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test(two_fields);
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// CHECK: define void @_Z7forward10two_fields(%struct.two_fields* noalias nocapture sret(%struct.two_fields) align 8 %{{.*}}, %struct.two_fields* nocapture readonly byval(%struct.two_fields) align 8 %{{.*}})
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//
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// CHECK: define void @_Z15test_two_fieldsv()
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// CHECK: %[[tmp:.*]] = alloca %struct.two_fields, align 8
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// CHECK: call void @_Z14def_two_fieldsv(%struct.two_fields* nonnull sret(%struct.two_fields) align 8 %[[tmp]])
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// CHECK: call void @_Z3use10two_fields(%struct.two_fields* nonnull byval(%struct.two_fields) align 8 %[[tmp]])
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// CHECK: ret void
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//
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// CHECK: declare void @_Z3use10two_fields(%struct.two_fields* byval(%struct.two_fields) align 8)
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// CHECK: declare void @_Z14def_two_fieldsv(%struct.two_fields* sret(%struct.two_fields) align 8)
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struct copy_ctor {
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double d;
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copy_ctor(copy_ctor const &);
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};
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test(copy_ctor);
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// CHECK: define void @_Z7forward9copy_ctor(%struct.copy_ctor* noalias {{[^,]*}} sret(%struct.copy_ctor) align 8 %{{.*}}, %struct.copy_ctor* nonnull %{{.*}})
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//
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// CHECK: declare %struct.copy_ctor* @_ZN9copy_ctorC1ERKS_(%struct.copy_ctor* {{[^,]*}} returned {{[^,]*}}, %struct.copy_ctor* nonnull align 8 dereferenceable(8))
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//
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// CHECK: define void @_Z14test_copy_ctorv()
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// CHECK: %[[tmp:.*]] = alloca %struct.copy_ctor, align 8
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// CHECK: call void @_Z13def_copy_ctorv(%struct.copy_ctor* nonnull sret(%struct.copy_ctor) align 8 %[[tmp]])
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// CHECK: call void @_Z3use9copy_ctor(%struct.copy_ctor* nonnull %[[tmp]])
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// CHECK: ret void
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//
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// CHECK: declare void @_Z3use9copy_ctor(%struct.copy_ctor*)
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// CHECK: declare void @_Z13def_copy_ctorv(%struct.copy_ctor* sret(%struct.copy_ctor) align 8)
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struct __attribute__((aligned(16))) aligned_copy_ctor {
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double d, e;
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aligned_copy_ctor(aligned_copy_ctor const &);
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};
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test(aligned_copy_ctor);
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// CHECK: define void @_Z7forward17aligned_copy_ctor(%struct.aligned_copy_ctor* noalias {{[^,]*}} sret(%struct.aligned_copy_ctor) align 16 %{{.*}}, %struct.aligned_copy_ctor* nonnull %{{.*}})
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//
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// CHECK: declare %struct.aligned_copy_ctor* @_ZN17aligned_copy_ctorC1ERKS_(%struct.aligned_copy_ctor* {{[^,]*}} returned {{[^,]*}}, %struct.aligned_copy_ctor* nonnull align 16 dereferenceable(16))
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//
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// CHECK: define void @_Z22test_aligned_copy_ctorv()
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// CHECK: %[[tmp:.*]] = alloca %struct.aligned_copy_ctor, align 16
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// CHECK: call void @_Z21def_aligned_copy_ctorv(%struct.aligned_copy_ctor* nonnull sret(%struct.aligned_copy_ctor) align 16 %[[tmp]])
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// CHECK: call void @_Z3use17aligned_copy_ctor(%struct.aligned_copy_ctor* nonnull %[[tmp]])
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// CHECK: ret void
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//
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// CHECK: declare void @_Z3use17aligned_copy_ctor(%struct.aligned_copy_ctor*)
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// CHECK: declare void @_Z21def_aligned_copy_ctorv(%struct.aligned_copy_ctor* sret(%struct.aligned_copy_ctor) align 16)
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struct empty {};
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test(empty);
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// CHECK: define void @_Z7forward5empty()
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//
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// CHECK: define void @_Z10test_emptyv()
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// CHECK: call void @_Z9def_emptyv()
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// CHECK: call void @_Z3use5empty()
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// CHECK: ret void
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//
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// CHECK: declare void @_Z3use5empty()
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// CHECK: declare void @_Z9def_emptyv()
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struct one_bitfield {
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int d : 3;
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};
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test(one_bitfield);
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// CHECK: define i32 @_Z7forward12one_bitfield(i32 returned %{{.*}})
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//
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// CHECK: define void @_Z17test_one_bitfieldv()
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// CHECK: %[[call:.*]] = call i32 @_Z16def_one_bitfieldv()
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// CHECK: call void @_Z3use12one_bitfield(i32 %[[call]])
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// CHECK: ret void
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//
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// CHECK: declare void @_Z3use12one_bitfield(i32)
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// CHECK: declare i32 @_Z16def_one_bitfieldv()
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