forked from OSchip/llvm-project
53 lines
2.0 KiB
C
53 lines
2.0 KiB
C
// RUN: %clang_cc1 -triple x86_64-apple-darwin -emit-llvm < %s | FileCheck -check-prefixes=CHECK,X86,GIZ %s
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// RUN: %clang_cc1 -triple amdgcn -emit-llvm < %s | FileCheck -check-prefixes=CHECK,PIZ %s
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// RUN: %clang_cc1 -triple amdgcn---amdgiz -emit-llvm < %s | FileCheck -check-prefixes=CHECK,AMDGIZ,GIZ %s
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// CHECK: @foo = common addrspace(1) global
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int foo __attribute__((address_space(1)));
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// CHECK: @ban = common addrspace(1) global
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int ban[10] __attribute__((address_space(1)));
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// CHECK: @a = common global
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int a __attribute__((address_space(0)));
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// CHECK-LABEL: define i32 @test1()
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// CHECK: load i32, i32 addrspace(1)* @foo
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int test1() { return foo; }
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// CHECK-LABEL: define i32 @test2(i32 %i)
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// CHECK: load i32, i32 addrspace(1)*
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// CHECK-NEXT: ret i32
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int test2(int i) { return ban[i]; }
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// Both A and B point into addrspace(2).
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__attribute__((address_space(2))) int *A, *B;
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// CHECK-LABEL: define void @test3()
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// X86: load i32 addrspace(2)*, i32 addrspace(2)** @B
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// AMDGIZ: load i32 addrspace(2)*, i32 addrspace(2)** addrspacecast (i32 addrspace(2)* addrspace(1)* @B to i32 addrspace(2)**)
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// PIZ: load i32 addrspace(2)*, i32 addrspace(2)* addrspace(4)* addrspacecast (i32 addrspace(2)* addrspace(1)* @B to i32 addrspace(2)* addrspace(4)*)
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// CHECK: load i32, i32 addrspace(2)*
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// X86: load i32 addrspace(2)*, i32 addrspace(2)** @A
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// AMDGIZ: load i32 addrspace(2)*, i32 addrspace(2)** addrspacecast (i32 addrspace(2)* addrspace(1)* @A to i32 addrspace(2)**)
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// PIZ: load i32 addrspace(2)*, i32 addrspace(2)* addrspace(4)* addrspacecast (i32 addrspace(2)* addrspace(1)* @A to i32 addrspace(2)* addrspace(4)*)
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// CHECK: store i32 {{.*}}, i32 addrspace(2)*
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void test3() {
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*A = *B;
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}
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// PR7437
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typedef struct {
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float aData[1];
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} MyStruct;
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// CHECK-LABEL: define void @test4(
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// GIZ: call void @llvm.memcpy.p0i8.p2i8
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// GIZ: call void @llvm.memcpy.p2i8.p0i8
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// PIZ: call void @llvm.memcpy.p4i8.p2i8
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// PIZ: call void @llvm.memcpy.p2i8.p4i8
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void test4(MyStruct __attribute__((address_space(2))) *pPtr) {
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MyStruct s = pPtr[0];
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pPtr[0] = s;
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}
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