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4e66693065
- Regression vector ABI: npot vectors would load incorrectly from pointers and other things. #2576
131 lines
4.2 KiB
Plaintext
131 lines
4.2 KiB
Plaintext
// #target: macos-x64
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module oups;
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import std::io;
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fn void main()
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{
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ByteReader r;
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InStream s = &r;
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s.foo()!!;
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}
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macro InStream.foo(&self)
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{
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char? c = self.read_byte();
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if (catch err = c)
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{
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return err?;
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}
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return;
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}
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/* #expect: oups.ll
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define void @oups.main() #0 {
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entry:
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%r = alloca %ByteReader, align 8
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%s = alloca %any, align 8
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%error_var = alloca i64, align 8
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%c = alloca i8, align 1
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%c.f = alloca i64, align 8
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%.inlinecache = alloca ptr, align 8
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%.cachedtype = alloca ptr, align 8
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%retparam = alloca i8, align 1
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%err = alloca i64, align 8
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%varargslots = alloca [1 x %any], align 16
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%indirectarg = alloca %"any[]", align 8
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store ptr null, ptr %.cachedtype, align 8
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call void @llvm.memset.p0.i64(ptr align 8 %r, i8 0, i64 24, i1 false)
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%0 = insertvalue %any undef, ptr %r, 0
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%1 = insertvalue %any %0, i64 ptrtoint (ptr @"$ct.std.io.ByteReader" to i64), 1
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store %any %1, ptr %s, align 8
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%neq = icmp ne ptr %s, null
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call void @llvm.assume(i1 %neq)
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%ptradd = getelementptr inbounds i8, ptr %s, i64 8
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%2 = load i64, ptr %ptradd, align 8
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%3 = inttoptr i64 %2 to ptr
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%4 = load ptr, ptr %.cachedtype, align 8
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%5 = icmp eq ptr %3, %4
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br i1 %5, label %cache_hit, label %cache_miss
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cache_miss: ; preds = %entry
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%6 = call ptr @.dyn_search(ptr %3, ptr @"$sel.read_byte")
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store ptr %6, ptr %.inlinecache, align 8
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store ptr %3, ptr %.cachedtype, align 8
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br label %8
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cache_hit: ; preds = %entry
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%7 = load ptr, ptr %.inlinecache, align 8
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br label %8
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8: ; preds = %cache_hit, %cache_miss
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%fn_phi = phi ptr [ %7, %cache_hit ], [ %6, %cache_miss ]
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%9 = icmp eq ptr %fn_phi, null
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br i1 %9, label %missing_function, label %match
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missing_function: ; preds = %8
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%10 = load ptr, ptr @std.core.builtin.panic, align 8
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call void %10(ptr @.panic_msg, i64 46, ptr @.file, i64 25, ptr @.func, i64 4, i32 13) #4
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unreachable
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match: ; preds = %8
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%11 = load ptr, ptr %s, align 8
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%12 = call i64 %fn_phi(ptr %retparam, ptr %11)
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%not_err = icmp eq i64 %12, 0
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%13 = call i1 @llvm.expect.i1(i1 %not_err, i1 true)
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br i1 %13, label %after_check, label %assign_optional
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assign_optional: ; preds = %match
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store i64 %12, ptr %c.f, align 8
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br label %after_assign
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after_check: ; preds = %match
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%14 = load i8, ptr %retparam, align 1
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store i8 %14, ptr %c, align 1
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store i64 0, ptr %c.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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br label %testblock
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testblock: ; preds = %after_assign
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%optval = load i64, ptr %c.f, align 8
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%not_err1 = icmp eq i64 %optval, 0
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%15 = call i1 @llvm.expect.i1(i1 %not_err1, i1 true)
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br i1 %15, label %after_check3, label %assign_optional2
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assign_optional2: ; preds = %testblock
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store i64 %optval, ptr %err, align 8
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br label %end_block
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after_check3: ; preds = %testblock
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store i64 0, ptr %err, align 8
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br label %end_block
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end_block: ; preds = %after_check3, %assign_optional2
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%16 = load i64, ptr %err, align 8
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%i2b = icmp ne i64 %16, 0
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br i1 %i2b, label %if.then, label %if.exit
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if.then: ; preds = %end_block
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%17 = load i64, ptr %err, align 8
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store i64 %17, ptr %error_var, align 8
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br label %panic_block
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if.exit: ; preds = %end_block
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br label %noerr_block
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panic_block: ; preds = %if.then
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%18 = insertvalue %any undef, ptr %error_var, 0
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%19 = insertvalue %any %18, i64 ptrtoint (ptr @"$ct.fault" to i64), 1
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store %any %19, ptr %varargslots, align 16
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%20 = insertvalue %"any[]" undef, ptr %varargslots, 0
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%"$$temp" = insertvalue %"any[]" %20, i64 1, 1
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store %"any[]" %"$$temp", ptr %indirectarg, align 8
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call void @std.core.builtin.panicf(ptr @.panic_msg.1, i64 36,
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unreachable
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noerr_block: ; preds = %if.exit
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ret void
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} |