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80 lines
2.5 KiB
C
80 lines
2.5 KiB
C
// #target: macos-x64
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module test;
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struct Foo
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{
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char a;
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char b;
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char c;
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}
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fn int testing()
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{
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Foo y = getFoo(Foo { 4, 5, 6 });
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return y.a + y.c;
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}
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fn Foo getFoo(Foo f)
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{
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return Foo { 1, 2, 3 };
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}
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/* #expect: test.ll
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%.introspect = type { i8, i64, i64, i64, [0 x i64] }
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%Foo = type { i8, i8, i8 }
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@"ct$test_Foo" = linkonce constant %.introspect { i8 10, i64 3, i64 0, i64 3, [0 x i64] zeroinitializer }, align 8
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; Function Attrs: nounwind
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define i32 @test_testing() #0 {
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entry:
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%y = alloca %Foo, align 1
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%literal = alloca %Foo, align 1
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%tempcoerce = alloca i24, align 4
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%result = alloca %Foo, align 1
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%tempcoerce1 = alloca i24, align 4
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%0 = getelementptr inbounds %Foo, ptr %literal, i32 0, i32 0
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store i8 4, ptr %0, align 1
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%1 = getelementptr inbounds %Foo, ptr %literal, i32 0, i32 1
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store i8 5, ptr %1, align 1
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%2 = getelementptr inbounds %Foo, ptr %literal, i32 0, i32 2
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store i8 6, ptr %2, align 1
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call void @llvm.memcpy.p0.p0.i32(ptr align 4 %tempcoerce, ptr align 1 %literal, i32 3, i1 false)
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%3 = load i24, ptr %tempcoerce, align 4
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%4 = call i24 @test_getFoo(i24 %3)
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store i24 %4, ptr %tempcoerce1, align 4
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call void @llvm.memcpy.p0.p0.i32(ptr align 1 %result, ptr align 4 %tempcoerce1, i32 3, i1 false)
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call void @llvm.memcpy.p0.p0.i32(ptr align 1 %y, ptr align 1 %result, i32 3, i1 false)
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%5 = getelementptr inbounds %Foo, ptr %y, i32 0, i32 0
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%6 = load i8, ptr %5, align 1
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%uisiext = zext i8 %6 to i32
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%7 = getelementptr inbounds %Foo, ptr %y, i32 0, i32 2
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%8 = load i8, ptr %7, align 1
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%uisiext2 = zext i8 %8 to i32
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%add = add i32 %uisiext, %uisiext2
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ret i32 %add
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}
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; Function Attrs: nounwind
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define i24 @test_getFoo(i24 %0) #0 {
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entry:
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%f = alloca %Foo, align 1
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%tempcoerce = alloca i24, align 4
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%literal = alloca %Foo, align 1
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%tempcoerce1 = alloca i24, align 4
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store i24 %0, ptr %tempcoerce, align 4
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call void @llvm.memcpy.p0.p0.i32(ptr align 1 %f, ptr align 4 %tempcoerce, i32 3, i1 false)
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%1 = getelementptr inbounds %Foo, ptr %literal, i32 0, i32 0
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store i8 1, ptr %1, align 1
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%2 = getelementptr inbounds %Foo, ptr %literal, i32 0, i32 1
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store i8 2, ptr %2, align 1
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%3 = getelementptr inbounds %Foo, ptr %literal, i32 0, i32 2
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store i8 3, ptr %3, align 1
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call void @llvm.memcpy.p0.p0.i32(ptr align 4 %tempcoerce1, ptr align 1 %literal, i32 3, i1 false)
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%4 = load i24, ptr %tempcoerce1, align 4
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ret i24 %4
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}
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declare void @llvm.memcpy.p0.p0.i32(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i32, i1 immarg) #1
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