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78 lines
1.7 KiB
Plaintext
78 lines
1.7 KiB
Plaintext
// #target: macos-x64
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module pointer_index;
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fn void test1(int* x)
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{
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int a = x[0];
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int b = *x;
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int c = x[1];
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int d = x[-1];
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}
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fn void test2(char* x)
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{
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char a = x[0];
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char b = *x;
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char c = x[1];
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}
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fn void test3(long* x)
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{
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long a = x[0];
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long b = *x;
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long c = x[1];
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}
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/* #expect: pointer_index.ll
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define void @pointer_index.test1(ptr %0) #0 {
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entry:
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%a = alloca i32, align 4
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%b = alloca i32, align 4
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%c = alloca i32, align 4
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%d = alloca i32, align 4
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%1 = load i32, ptr %0, align 4
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store i32 %1, ptr %a, align 4
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%2 = load i32, ptr %0, align 4
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store i32 %2, ptr %b, align 4
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%ptradd = getelementptr inbounds i8, ptr %0, i64 4
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%3 = load i32, ptr %ptradd, align 4
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store i32 %3, ptr %c, align 4
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%ptradd1 = getelementptr inbounds i8, ptr %0, i64 -4
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%4 = load i32, ptr %ptradd1, align 4
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store i32 %4, ptr %d, align 4
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ret void
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}
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; Function Attrs:
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define void @pointer_index.test2(ptr %0) #0 {
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entry:
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%a = alloca i8, align 1
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%b = alloca i8, align 1
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%c = alloca i8, align 1
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%1 = load i8, ptr %0, align 1
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store i8 %1, ptr %a, align 1
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%2 = load i8, ptr %0, align 1
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store i8 %2, ptr %b, align 1
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%ptradd = getelementptr inbounds i8, ptr %0, i64 1
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%3 = load i8, ptr %ptradd, align 1
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store i8 %3, ptr %c, align 1
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ret void
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}
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; Function Attrs:
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define void @pointer_index.test3(ptr %0) #0 {
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entry:
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%a = alloca i64, align 8
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%b = alloca i64, align 8
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%c = alloca i64, align 8
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%1 = load i64, ptr %0, align 8
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store i64 %1, ptr %a, align 8
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%2 = load i64, ptr %0, align 8
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store i64 %2, ptr %b, align 8
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%ptradd = getelementptr inbounds i8, ptr %0, i64 8
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%3 = load i64, ptr %ptradd, align 8
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store i64 %3, ptr %c, align 8
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ret void
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}
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