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4e66693065
- Regression vector ABI: npot vectors would load incorrectly from pointers and other things. #2576
105 lines
3.0 KiB
Plaintext
105 lines
3.0 KiB
Plaintext
// #target: macos-x64
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module test;
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import std::io;
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interface VeryOptional
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{
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fn void do_something() @optional;
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}
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struct Foo (VeryOptional)
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{
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String name;
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}
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Foo foo = { "Foo" };
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fn VeryOptional? get_very_optional()
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{
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return &foo;
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}
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fn void main()
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{
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VeryOptional? v = get_very_optional();
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if (try x = &v.do_something)
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{
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}
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else
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{
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io::printfn("do_something is not implemented for Foo");
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}
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}
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/* #expect: test.ll
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define void @test.main() #0 {
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entry:
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%v = alloca %any, align 8
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%v.f = alloca i64, align 8
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%retparam = alloca %any, align 8
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%x = alloca ptr, align 8
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%.inlinecache = alloca ptr, align 8
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%.cachedtype = alloca ptr, align 8
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%retparam3 = alloca i64, align 8
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store ptr null, ptr %.cachedtype, align 8
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%0 = call i64 @test.get_very_optional(ptr %retparam)
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%not_err = icmp eq i64 %0, 0
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%1 = call i1 @llvm.expect.i1(i1 %not_err, i1 true)
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br i1 %1, label %after_check, label %assign_optional
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assign_optional: ; preds = %entry
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store i64 %0, ptr %v.f, align 8
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br label %after_assign
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after_check: ; preds = %entry
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call void @llvm.memcpy.p0.p0.i32(ptr align 8 %v, ptr align 8 %retparam, i32 16, i1 false)
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store i64 0, ptr %v.f, align 8
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br label %after_assign
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after_assign: ; preds = %after_check, %assign_optional
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store ptr null, ptr %x, align 8
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%optval = load i64, ptr %v.f, align 8
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%not_err1 = icmp eq i64 %optval, 0
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%2 = call i1 @llvm.expect.i1(i1 %not_err1, i1 true)
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br i1 %2, label %after_check2, label %catch_landing
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after_check2: ; preds = %after_assign
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%3 = load %any, ptr %v, align 8
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%4 = extractvalue %any %3, 1
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%5 = inttoptr i64 %4 to ptr
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%6 = load ptr, ptr %.cachedtype, align 8
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%7 = icmp eq ptr %5, %6
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br i1 %7, label %cache_hit, label %cache_miss
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cache_miss: ; preds = %after_check2
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%8 = call ptr @.dyn_search(ptr %5, ptr @"$sel.do_something")
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store ptr %8, ptr %.inlinecache, align 8
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store ptr %5, ptr %.cachedtype, align 8
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br label %10
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cache_hit: ; preds = %after_check2
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%9 = load ptr, ptr %.inlinecache, align 8
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br label %10
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10: ; preds = %cache_hit, %cache_miss
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%fn_phi = phi ptr [ %9, %cache_hit ], [ %8, %cache_miss ]
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store ptr %fn_phi, ptr %x, align 8
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br label %phi_try_catch
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catch_landing: ; preds = %after_assign
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br label %phi_try_catch
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phi_try_catch: ; preds = %catch_landing, %10
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%val = phi i1 [ true, %10 ], [ false, %catch_landing ]
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br i1 %val, label %if.exit, label %if.else
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if.else: ; preds = %phi_try_catch
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%11 = call i64 @std.io.printfn(ptr %retparam3, ptr @.str.1, i64 39, ptr null, i64 0)
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br label %if.exit
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if.exit: ; preds = %if.else, %phi_try_catch
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ret void
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}
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