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c3c/test/test_suite/abi/sysv_direct_coerce.c3t
2025-02-18 18:53:30 +01:00

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// #target: macos-x64
module foo;
struct Rectangle
{
float x; // Rectangle top-left corner position x
float y; // Rectangle top-left corner position y
float width; // Rectangle width
float height; // Rectangle height
}
fn void test(Rectangle r)
{
test((Rectangle) { 1, 2, 3, 4 });
}
/* #expect: foo.ll
define void @foo.test(<2 x float> %0, <2 x float> %1) #0 {
entry:
%r = alloca %Rectangle, align 8
%literal = alloca %Rectangle, align 4
%coerce = alloca %Rectangle, align 8
store <2 x float> %0, ptr %r, align 8
%ptradd = getelementptr inbounds i8, ptr %r, i64 8
store <2 x float> %1, ptr %ptradd, align 8
call void @llvm.memcpy.p0.p0.i32(ptr align 4 %literal, ptr align 4 @.__const, i32 16, i1 false)
call void @llvm.memcpy.p0.p0.i32(ptr align 8 %coerce, ptr align 4 %literal, i32 16, i1 false)
%lo = load <2 x float>, ptr %coerce, align 8
%ptradd1 = getelementptr inbounds i8, ptr %coerce, i64 8
%hi = load <2 x float>, ptr %ptradd1, align 8
call void @foo.test(<2 x float> %lo, <2 x float> %hi)
ret void
}