41 lines
1.8 KiB
C
41 lines
1.8 KiB
C
// RUN: %clang_cc1 -emit-llvm -triple x86_64-apple-darwin10 < %s -o - | FileCheck %s
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// CHECK:%struct.S = type { i32, i32 }
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// CHECK:define void @test_addrspace(%struct.S addrspace(1)* %p1, %struct.S addrspace(2)* %p2) [[NUW:#[0-9]+]]
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// CHECK: [[p1addr:%.*]] = alloca %struct.S addrspace(1)*
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// CHECK: [[p2addr:%.*]] = alloca %struct.S addrspace(2)*
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// CHECK: store %struct.S addrspace(1)* %p1, %struct.S addrspace(1)** [[p1addr]]
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// CHECK: store %struct.S addrspace(2)* %p2, %struct.S addrspace(2)** [[p2addr]]
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// CHECK: [[t0:%.*]] = load %struct.S addrspace(2)** [[p2addr]], align 8
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// CHECK: [[t1:%.*]] = getelementptr inbounds %struct.S addrspace(2)* [[t0]], i32 0, i32 1
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// CHECK: [[t2:%.*]] = load i32 addrspace(2)* [[t1]], align 4
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// CHECK: [[t3:%.*]] = load %struct.S addrspace(1)** [[p1addr]], align 8
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// CHECK: [[t4:%.*]] = getelementptr inbounds %struct.S addrspace(1)* [[t3]], i32 0, i32 0
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// CHECK: store i32 [[t2]], i32 addrspace(1)* [[t4]], align 4
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// CHECK: [[t5:%.*]] = load %struct.S addrspace(2)** [[p2addr]], align 8
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// CHECK: [[t6:%.*]] = getelementptr inbounds %struct.S addrspace(2)* [[t5]], i32 0, i32 0
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// CHECK: [[t7:%.*]] = load i32 addrspace(2)* [[t6]], align 4
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// CHECK: [[t8:%.*]] = load %struct.S addrspace(1)** [[p1addr]], align 8
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// CHECK: [[t9:%.*]] = getelementptr inbounds %struct.S addrspace(1)* [[t8]], i32 0, i32 1
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// CHECK: store i32 [[t7]], i32 addrspace(1)* [[t9]], align 4
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// CHECK: ret void
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// CHECK:}
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// Check that we don't lose the address space when accessing a member
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// of a structure.
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#define __addr1 __attribute__((address_space(1)))
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#define __addr2 __attribute__((address_space(2)))
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typedef struct S {
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int a;
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int b;
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} S;
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void test_addrspace(__addr1 S* p1, __addr2 S*p2) {
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// swap
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p1->a = p2->b;
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p1->b = p2->a;
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}
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// CHECK: attributes [[NUW]] = { nounwind{{.*}} }
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