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877 lines
32 KiB
C
877 lines
32 KiB
C
// #target: macos-x64
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module test;
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import std;
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import libc;
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struct Doc { Head *head; }
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struct Head { char[]* title; }
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struct Summary
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{
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char[]* title;
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bool ok;
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}
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fn void Summary.print(Summary *s, CFile out)
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{
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// We don't have a native printf in C3 yet, so use libc,
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// which is not all that nice for the strings but...
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char[] title = s.title ? *s.title : "missing";
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libc::fprintf(out, "Summary({ .title = %.*s, .ok = %s})", (int)title.len, title.ptr, s.ok ? (char*)"true" : (char*)"false");
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}
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fn bool contains(char[] haystack, char[] needle)
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{
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usz len = haystack.len;
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usz needle_len = needle.len;
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if (len < needle_len) return false;
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if (!needle_len) return true;
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len -= needle_len - 1;
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for (usz i = 0; i < len; i++)
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{
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if (libc::memcmp(&haystack[i], needle.ptr, needle_len) == 0)
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{
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return true;
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}
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}
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return false;
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}
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macro dupe(value)
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{
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$typeof(&value) temp = malloc($sizeof(value));
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if (!temp) return ReadError.OUT_OF_MEMORY?;
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*temp = value;
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return temp;
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}
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fault ReadError
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{
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BAD_READ,
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OUT_OF_MEMORY
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}
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fn Doc! readDoc(char[] url)
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{
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if (contains(url, "fail")) return ReadError.BAD_READ?;
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if (contains(url, "head-missing")) return { .head = null };
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if (contains(url, "title-missing")) return { dupe(Head { .title = null })! };
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if (contains(url, "title-empty")) return { dupe(Head { .title = dupe((char[])"")! })! };
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// Not particularly elegant due to missing string functions.
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isz len = libc::snprintf(null, 0, "Title of %.*s", (int)url.len, url.ptr);
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char* str = malloc(len + 1);
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if (!str) return ReadError.OUT_OF_MEMORY?;
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libc::snprintf(str, len + 1, "Title of %.*s", (int)url.len, url.ptr);
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return { dupe(Head { .title = dupe(str[..len - 1])! })! };
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}
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fn Summary buildSummary(Doc doc)
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{
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return Summary {
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.title = doc.head ? doc.head.title : null,
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.ok = true,
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};
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}
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fn Summary readAndBuildSummary(char[] url)
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{
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return buildSummary(readDoc(url)) ?? Summary { .title = null, .ok = false };
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/*
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// or
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Summary summary = buildSummary(readDoc(url));
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if (catch summary) return Summary { .title = null, .ok = false };
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return summary;
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// or
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Summary summary = buildSummary(readDoc(url));
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if (try summary) return summary;
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return Summary { .title = null, .ok = false };
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*/
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}
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fault TitleResult
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{
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TITLE_MISSING
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}
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fn bool! isTitleNonEmpty(Doc doc)
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{
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if (!doc.head) return TitleResult.TITLE_MISSING?;
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char[]* head = doc.head.title;
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if (!head) return TitleResult.TITLE_MISSING?;
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return (*head).len > 0;
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}
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fn bool! readWhetherTitleNonEmpty(char[] url)
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{
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return isTitleNonEmpty(readDoc(url));
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}
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fn char* bool_to_string(bool b)
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{
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return b ? "true" : "false";
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}
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fn char* nameFromError(anyfault e)
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{
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switch (e)
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{
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case TitleResult.TITLE_MISSING:
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return "no title";
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case ReadError.BAD_READ:
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return "bad read";
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case ReadError.OUT_OF_MEMORY:
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return "out of memory";
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default:
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return "unknown error";
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}
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}
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fn void main()
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{
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const char[][] URLS = { "good", "title-empty", "title-missing", "head-missing", "fail" };
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foreach (char[] url : URLS)
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{
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// Yes, it's pretty onerous to print strings for the moment in C3
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libc::printf(`Checking "https://%.*s/":` "\n", (int)url.len, url.ptr);
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Summary summary = readAndBuildSummary(url);
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libc::printf(" Summary: ");
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summary.print(libc::stdout());
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libc::printf("\n");
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char[] title_sure = summary.title ? *summary.title : "";
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libc::printf(" Title: %.*s\n", (int)title_sure.len, title_sure.ptr);
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bool! has_title = readWhetherTitleNonEmpty(url);
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// This looks a bit less than elegant, but as you see it's mostly due to having to
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// use printf here.
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libc::printf(" Has title: %s vs %s\n", bool_to_string(has_title) ?? nameFromError(@catch(has_title)), (has_title ?? false) ? (char*)"true" : (char*)"false");
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}
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}
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/* #expect: test.ll
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define void @test.Summary.print(ptr %0, ptr %1) #0 {
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entry:
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%title = alloca %"char[]", align 8
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%2 = getelementptr inbounds %Summary, ptr %0, i32 0, i32 0
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%3 = load ptr, ptr %2, align 8
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%ptrbool = icmp ne ptr %3, null
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br i1 %ptrbool, label %cond.lhs, label %cond.rhs
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cond.lhs: ; preds = %entry
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%4 = getelementptr inbounds %Summary, ptr %0, i32 0, i32 0
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%5 = load ptr, ptr %4, align 8
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%6 = load %"char[]", ptr %5, align 8
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br label %cond.phi
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cond.rhs: ; preds = %entry
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br label %cond.phi
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cond.phi: ; preds = %cond.rhs, %cond.lhs
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%val = phi %"char[]" [ %6, %cond.lhs ], [ { ptr @.str.28, i64 7 }, %cond.rhs ]
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store %"char[]" %val, ptr %title, align 8
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%7 = getelementptr inbounds %"char[]", ptr %title, i32 0, i32 1
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%8 = load i64, ptr %7, align 8
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%trunc = trunc i64 %8 to i32
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%9 = getelementptr inbounds %"char[]", ptr %title, i32 0, i32 0
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%10 = getelementptr inbounds %Summary, ptr %0, i32 0, i32 1
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%11 = load i8, ptr %10, align 8
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%12 = trunc i8 %11 to i1
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%ternary = select i1 %12, ptr @.str.30, ptr @.str.31
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%13 = load ptr, ptr %9, align 8
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%14 = call i32 (ptr, ptr, ...) @fprintf(ptr %1, ptr @.str.29, i32 %trunc, ptr %13, ptr %ternary)
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ret void
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}
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; Function Attrs: nounwind
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define zeroext i8 @test.contains(ptr %0, i64 %1, ptr %2, i64 %3) #0 {
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entry:
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%haystack = alloca %"char[]", align 8
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%needle = alloca %"char[]", align 8
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%len = alloca i64, align 8
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%needle_len = alloca i64, align 8
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%i = alloca i64, align 8
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store ptr %0, ptr %haystack, align 8
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%ptroffset = getelementptr inbounds i64, ptr %haystack, i64 1
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store i64 %1, ptr %ptroffset, align 8
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store ptr %2, ptr %needle, align 8
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%ptroffset1 = getelementptr inbounds i64, ptr %needle, i64 1
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store i64 %3, ptr %ptroffset1, align 8
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%4 = getelementptr inbounds %"char[]", ptr %haystack, i32 0, i32 1
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%5 = load i64, ptr %4, align 8
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store i64 %5, ptr %len, align 8
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%6 = getelementptr inbounds %"char[]", ptr %needle, i32 0, i32 1
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%7 = load i64, ptr %6, align 8
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store i64 %7, ptr %needle_len, align 8
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%8 = load i64, ptr %len, align 8
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%9 = load i64, ptr %needle_len, align 8
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%lt = icmp ult i64 %8, %9
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br i1 %lt, label %if.then, label %if.exit
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if.then: ; preds = %entry
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ret i8 0
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if.exit: ; preds = %entry
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%10 = load i64, ptr %needle_len, align 8
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%not = icmp eq i64 %10, 0
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br i1 %not, label %if.then2, label %if.exit3
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if.then2: ; preds = %if.exit
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ret i8 1
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if.exit3: ; preds = %if.exit
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%11 = load i64, ptr %len, align 8
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%12 = load i64, ptr %needle_len, align 8
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%sub = sub i64 %12, 1
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%sub4 = sub i64 %11, %sub
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store i64 %sub4, ptr %len, align 8
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store i64 0, ptr %i, align 8
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br label %loop.cond
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loop.cond: ; preds = %if.exit8, %if.exit3
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%13 = load i64, ptr %i, align 8
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%14 = load i64, ptr %len, align 8
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%lt5 = icmp ult i64 %13, %14
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br i1 %lt5, label %loop.body, label %loop.exit
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loop.body: ; preds = %loop.cond
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%15 = getelementptr inbounds %"char[]", ptr %haystack, i32 0, i32 0
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%16 = load ptr, ptr %15, align 8
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%17 = load i64, ptr %i, align 8
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%ptroffset6 = getelementptr inbounds i8, ptr %16, i64 %17
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%18 = getelementptr inbounds %"char[]", ptr %needle, i32 0, i32 0
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%19 = load ptr, ptr %18, align 8
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%20 = load i64, ptr %needle_len, align 8
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%21 = call i32 @memcmp(ptr %ptroffset6, ptr %19, i64 %20)
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%eq = icmp eq i32 %21, 0
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br i1 %eq, label %if.then7, label %if.exit8
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if.then7: ; preds = %loop.body
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ret i8 1
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if.exit8: ; preds = %loop.body
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%22 = load i64, ptr %i, align 8
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%add = add i64 %22, 1
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store i64 %add, ptr %i, align 8
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br label %loop.cond
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loop.exit: ; preds = %loop.cond
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ret i8 0
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}
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; Function Attrs: nounwind
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define i64 @test.readDoc(ptr %0, ptr %1, i64 %2) #0 {
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entry:
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%url = alloca %"char[]", align 8
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%reterr = alloca i64, align 8
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%literal = alloca %Doc, align 8
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%reterr8 = alloca i64, align 8
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%literal9 = alloca %Doc, align 8
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%error_var = alloca i64, align 8
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%literal10 = alloca %Head, align 8
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%value = alloca %Head, align 8
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%temp = alloca ptr, align 8
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%reterr17 = alloca i64, align 8
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%literal18 = alloca %Doc, align 8
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%error_var19 = alloca i64, align 8
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%literal20 = alloca %Head, align 8
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%error_var21 = alloca i64, align 8
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%value22 = alloca %"char[]", align 8
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%temp23 = alloca ptr, align 8
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%value29 = alloca %Head, align 8
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%temp30 = alloca ptr, align 8
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%len = alloca i64, align 8
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%str = alloca ptr, align 8
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%reterr42 = alloca i64, align 8
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%literal43 = alloca %Doc, align 8
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%error_var44 = alloca i64, align 8
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%literal45 = alloca %Head, align 8
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%error_var46 = alloca i64, align 8
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%value48 = alloca %"char[]", align 8
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%temp49 = alloca ptr, align 8
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%value55 = alloca %Head, align 8
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%temp56 = alloca ptr, align 8
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store ptr %1, ptr %url, align 8
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%ptroffset = getelementptr inbounds i64, ptr %url, i64 1
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store i64 %2, ptr %ptroffset, align 8
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%3 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 0
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%lo = load ptr, ptr %3, align 8
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%4 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 1
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%hi = load i64, ptr %4, align 8
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%5 = call i8 @test.contains(ptr %lo, i64 %hi, ptr @.str, i64 4)
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%6 = trunc i8 %5 to i1
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br i1 %6, label %if.then, label %if.exit
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if.then: ; preds = %entry
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ret i64 ptrtoint (ptr @"test.ReadError$BAD_READ" to i64)
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if.exit: ; preds = %entry
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%7 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 0
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%lo1 = load ptr, ptr %7, align 8
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%8 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 1
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%hi2 = load i64, ptr %8, align 8
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%9 = call i8 @test.contains(ptr %lo1, i64 %hi2, ptr @.str.3, i64 12)
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%10 = trunc i8 %9 to i1
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br i1 %10, label %if.then3, label %if.exit4
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if.then3: ; preds = %if.exit
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call void @llvm.memcpy.p0.p0.i32(ptr align 8 %literal, ptr align 8 @.__const, i32 8, i1 false)
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call void @llvm.memcpy.p0.p0.i32(ptr align 8 %0, ptr align 8 %literal, i32 8, i1 false)
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ret i64 0
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if.exit4: ; preds = %if.exit
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%11 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 0
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%lo5 = load ptr, ptr %11, align 8
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%12 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 1
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%hi6 = load i64, ptr %12, align 8
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%13 = call i8 @test.contains(ptr %lo5, i64 %hi6, ptr @.str.4, i64 13)
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%14 = trunc i8 %13 to i1
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br i1 %14, label %if.then7, label %if.exit13
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if.then7: ; preds = %if.exit4
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%15 = getelementptr inbounds %Doc, ptr %literal9, i32 0, i32 0
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call void @llvm.memcpy.p0.p0.i32(ptr align 8 %literal10, ptr align 8 @.__const.5, i32 8, i1 false)
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call void @llvm.memcpy.p0.p0.i32(ptr align 8 %value, ptr align 8 %literal10, i32 8, i1 false)
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%16 = call ptr @std.core.mem.malloc(i64 8, ptr null) #3
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store ptr %16, ptr %temp, align 8
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%17 = load ptr, ptr %temp, align 8
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%not = icmp eq ptr %17, null
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br i1 %not, label %if.then11, label %if.exit12
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if.then11: ; preds = %if.then7
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store i64 ptrtoint (ptr @"test.ReadError$OUT_OF_MEMORY" to i64), ptr %error_var, align 8
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br label %guard_block
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if.exit12: ; preds = %if.then7
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%18 = load ptr, ptr %temp, align 8
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call void @llvm.memcpy.p0.p0.i32(ptr align 8 %18, ptr align 8 %value, i32 8, i1 false)
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br label %noerr_block
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guard_block: ; preds = %if.then11
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%19 = load i64, ptr %error_var, align 8
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ret i64 %19
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noerr_block: ; preds = %if.exit12
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%20 = load ptr, ptr %temp, align 8
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store ptr %20, ptr %15, align 8
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call void @llvm.memcpy.p0.p0.i32(ptr align 8 %0, ptr align 8 %literal9, i32 8, i1 false)
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ret i64 0
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if.exit13: ; preds = %if.exit4
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%21 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 0
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%lo14 = load ptr, ptr %21, align 8
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%22 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 1
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%hi15 = load i64, ptr %22, align 8
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%23 = call i8 @test.contains(ptr %lo14, i64 %hi15, ptr @.str.6, i64 11)
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%24 = trunc i8 %23 to i1
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br i1 %24, label %if.then16, label %if.exit36
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if.then16: ; preds = %if.exit13
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%25 = getelementptr inbounds %Doc, ptr %literal18, i32 0, i32 0
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store ptr null, ptr %literal20, align 8
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%26 = getelementptr inbounds %Head, ptr %literal20, i32 0, i32 0
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store %"char[]" zeroinitializer, ptr %value22, align 8
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%27 = call ptr @std.core.mem.malloc(i64 16, ptr null) #3
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store ptr %27, ptr %temp23, align 8
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%28 = load ptr, ptr %temp23, align 8
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%not24 = icmp eq ptr %28, null
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br i1 %not24, label %if.then25, label %if.exit26
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if.then25: ; preds = %if.then16
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store i64 ptrtoint (ptr @"test.ReadError$OUT_OF_MEMORY" to i64), ptr %error_var21, align 8
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br label %guard_block27
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if.exit26: ; preds = %if.then16
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%29 = load ptr, ptr %temp23, align 8
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call void @llvm.memcpy.p0.p0.i32(ptr align 8 %29, ptr align 8 %value22, i32 16, i1 false)
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br label %noerr_block28
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guard_block27: ; preds = %if.then25
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%30 = load i64, ptr %error_var21, align 8
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ret i64 %30
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noerr_block28: ; preds = %if.exit26
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%31 = load ptr, ptr %temp23, align 8
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store ptr %31, ptr %26, align 8
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call void @llvm.memcpy.p0.p0.i32(ptr align 8 %value29, ptr align 8 %literal20, i32 8, i1 false)
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%32 = call ptr @std.core.mem.malloc(i64 8, ptr null) #3
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store ptr %32, ptr %temp30, align 8
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%33 = load ptr, ptr %temp30, align 8
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%not31 = icmp eq ptr %33, null
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br i1 %not31, label %if.then32, label %if.exit33
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if.then32: ; preds = %noerr_block28
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store i64 ptrtoint (ptr @"test.ReadError$OUT_OF_MEMORY" to i64), ptr %error_var19, align 8
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br label %guard_block34
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if.exit33: ; preds = %noerr_block28
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%34 = load ptr, ptr %temp30, align 8
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call void @llvm.memcpy.p0.p0.i32(ptr align 8 %34, ptr align 8 %value29, i32 8, i1 false)
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br label %noerr_block35
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guard_block34: ; preds = %if.then32
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%35 = load i64, ptr %error_var19, align 8
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ret i64 %35
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noerr_block35: ; preds = %if.exit33
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%36 = load ptr, ptr %temp30, align 8
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store ptr %36, ptr %25, align 8
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call void @llvm.memcpy.p0.p0.i32(ptr align 8 %0, ptr align 8 %literal18, i32 8, i1 false)
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ret i64 0
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if.exit36: ; preds = %if.exit13
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%37 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 1
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%38 = load i64, ptr %37, align 8
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%trunc = trunc i64 %38 to i32
|
|
%39 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 0
|
|
%40 = load ptr, ptr %39, align 8
|
|
%41 = call i32 (ptr, i64, ptr, ...) @snprintf(ptr null, i64 0, ptr @.str.7, i32 %trunc, ptr %40)
|
|
%sext = sext i32 %41 to i64
|
|
store i64 %sext, ptr %len, align 8
|
|
%42 = load i64, ptr %len, align 8
|
|
%add = add i64 %42, 1
|
|
%43 = call ptr @std.core.mem.malloc(i64 %add, ptr null) #3
|
|
store ptr %43, ptr %str, align 8
|
|
%44 = load ptr, ptr %str, align 8
|
|
%not37 = icmp eq ptr %44, null
|
|
br i1 %not37, label %if.then38, label %if.exit39
|
|
|
|
if.then38: ; preds = %if.exit36
|
|
ret i64 ptrtoint (ptr @"test.ReadError$OUT_OF_MEMORY" to i64)
|
|
|
|
if.exit39: ; preds = %if.exit36
|
|
%45 = load i64, ptr %len, align 8
|
|
%add40 = add i64 %45, 1
|
|
%46 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 1
|
|
%47 = load i64, ptr %46, align 8
|
|
%trunc41 = trunc i64 %47 to i32
|
|
%48 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 0
|
|
%49 = load ptr, ptr %str, align 8
|
|
%50 = load ptr, ptr %48, align 8
|
|
%51 = call i32 (ptr, i64, ptr, ...) @snprintf(ptr %49, i64 %add40, ptr @.str.8, i32 %trunc41, ptr %50)
|
|
%52 = getelementptr inbounds %Doc, ptr %literal43, i32 0, i32 0
|
|
store ptr null, ptr %literal45, align 8
|
|
%53 = getelementptr inbounds %Head, ptr %literal45, i32 0, i32 0
|
|
%54 = load ptr, ptr %str, align 8
|
|
%55 = load i64, ptr %len, align 8
|
|
%sub = sub i64 %55, 1
|
|
%56 = add i64 %sub, 1
|
|
%size = sub i64 %56, 0
|
|
%ptroffset47 = getelementptr inbounds i8, ptr %54, i64 0
|
|
%57 = insertvalue %"char[]" undef, ptr %ptroffset47, 0
|
|
%58 = insertvalue %"char[]" %57, i64 %size, 1
|
|
store %"char[]" %58, ptr %value48, align 8
|
|
%59 = call ptr @std.core.mem.malloc(i64 16, ptr null) #3
|
|
store ptr %59, ptr %temp49, align 8
|
|
%60 = load ptr, ptr %temp49, align 8
|
|
%not50 = icmp eq ptr %60, null
|
|
br i1 %not50, label %if.then51, label %if.exit52
|
|
|
|
if.then51: ; preds = %if.exit39
|
|
store i64 ptrtoint (ptr @"test.ReadError$OUT_OF_MEMORY" to i64), ptr %error_var46, align 8
|
|
br label %guard_block53
|
|
|
|
if.exit52: ; preds = %if.exit39
|
|
%61 = load ptr, ptr %temp49, align 8
|
|
call void @llvm.memcpy.p0.p0.i32(ptr align 8 %61, ptr align 8 %value48, i32 16, i1 false)
|
|
br label %noerr_block54
|
|
|
|
guard_block53: ; preds = %if.then51
|
|
%62 = load i64, ptr %error_var46, align 8
|
|
ret i64 %62
|
|
|
|
noerr_block54: ; preds = %if.exit52
|
|
%63 = load ptr, ptr %temp49, align 8
|
|
store ptr %63, ptr %53, align 8
|
|
call void @llvm.memcpy.p0.p0.i32(ptr align 8 %value55, ptr align 8 %literal45, i32 8, i1 false)
|
|
%64 = call ptr @std.core.mem.malloc(i64 8, ptr null) #3
|
|
store ptr %64, ptr %temp56, align 8
|
|
%65 = load ptr, ptr %temp56, align 8
|
|
%not57 = icmp eq ptr %65, null
|
|
br i1 %not57, label %if.then58, label %if.exit59
|
|
|
|
if.then58: ; preds = %noerr_block54
|
|
store i64 ptrtoint (ptr @"test.ReadError$OUT_OF_MEMORY" to i64), ptr %error_var44, align 8
|
|
br label %guard_block60
|
|
|
|
if.exit59: ; preds = %noerr_block54
|
|
%66 = load ptr, ptr %temp56, align 8
|
|
call void @llvm.memcpy.p0.p0.i32(ptr align 8 %66, ptr align 8 %value55, i32 8, i1 false)
|
|
br label %noerr_block61
|
|
|
|
guard_block60: ; preds = %if.then58
|
|
%67 = load i64, ptr %error_var44, align 8
|
|
ret i64 %67
|
|
|
|
noerr_block61: ; preds = %if.exit59
|
|
%68 = load ptr, ptr %temp56, align 8
|
|
store ptr %68, ptr %52, align 8
|
|
call void @llvm.memcpy.p0.p0.i32(ptr align 8 %0, ptr align 8 %literal43, i32 8, i1 false)
|
|
ret i64 0
|
|
}
|
|
|
|
; Function Attrs: nounwind
|
|
define { ptr, i8 } @test.buildSummary(ptr %0) #0 {
|
|
entry:
|
|
%doc = alloca %Doc, align 8
|
|
%literal = alloca %Summary, align 8
|
|
store ptr %0, ptr %doc, align 8
|
|
%1 = getelementptr inbounds %Summary, ptr %literal, i32 0, i32 0
|
|
store ptr null, ptr %1, align 8
|
|
%2 = getelementptr inbounds %Summary, ptr %literal, i32 0, i32 1
|
|
store i8 0, ptr %2, align 8
|
|
%3 = getelementptr inbounds %Summary, ptr %literal, i32 0, i32 0
|
|
%4 = getelementptr inbounds %Doc, ptr %doc, i32 0, i32 0
|
|
%5 = load ptr, ptr %4, align 8
|
|
%ptrbool = icmp ne ptr %5, null
|
|
br i1 %ptrbool, label %cond.lhs, label %cond.rhs
|
|
|
|
cond.lhs: ; preds = %entry
|
|
%6 = getelementptr inbounds %Doc, ptr %doc, i32 0, i32 0
|
|
%7 = load ptr, ptr %6, align 8
|
|
%8 = getelementptr inbounds %Head, ptr %7, i32 0, i32 0
|
|
%9 = load ptr, ptr %8, align 8
|
|
br label %cond.phi
|
|
|
|
cond.rhs: ; preds = %entry
|
|
br label %cond.phi
|
|
|
|
cond.phi: ; preds = %cond.rhs, %cond.lhs
|
|
%val = phi ptr [ %9, %cond.lhs ], [ null, %cond.rhs ]
|
|
store ptr %val, ptr %3, align 8
|
|
%10 = getelementptr inbounds %Summary, ptr %literal, i32 0, i32 1
|
|
store i8 1, ptr %10, align 8
|
|
%11 = load { ptr, i8 }, ptr %literal, align 8
|
|
ret { ptr, i8 } %11
|
|
}
|
|
|
|
; Function Attrs: nounwind
|
|
define { ptr, i8 } @test.readAndBuildSummary(ptr %0, i64 %1) #0 {
|
|
entry:
|
|
%url = alloca %"char[]", align 8
|
|
%retparam = alloca %Doc, align 8
|
|
%result = alloca %Summary, align 8
|
|
%literal = alloca %Summary, align 8
|
|
%taddr = alloca %Summary, align 8
|
|
store ptr %0, ptr %url, align 8
|
|
%ptroffset = getelementptr inbounds i64, ptr %url, i64 1
|
|
store i64 %1, ptr %ptroffset, align 8
|
|
%2 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 0
|
|
%lo = load ptr, ptr %2, align 8
|
|
%3 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 1
|
|
%hi = load i64, ptr %3, align 8
|
|
%4 = call i64 @test.readDoc(ptr %retparam, ptr %lo, i64 %hi)
|
|
%not_err = icmp eq i64 %4, 0
|
|
%5 = call i1 @llvm.expect.i1(i1 %not_err, i1 true)
|
|
br i1 %5, label %after_check, label %else_block
|
|
|
|
after_check: ; preds = %entry
|
|
%6 = load ptr, ptr %retparam, align 8
|
|
%7 = call { ptr, i8 } @test.buildSummary(ptr %6)
|
|
store { ptr, i8 } %7, ptr %result, align 8
|
|
%8 = load %Summary, ptr %result, align 8
|
|
br label %phi_block
|
|
|
|
else_block: ; preds = %entry
|
|
call void @llvm.memcpy.p0.p0.i32(ptr align 8 %literal, ptr align 8 @.__const.9, i32 16, i1 false)
|
|
%9 = load %Summary, ptr %literal, align 8
|
|
br label %phi_block
|
|
|
|
phi_block: ; preds = %else_block, %after_check
|
|
%val = phi %Summary [ %8, %after_check ], [ %9, %else_block ]
|
|
store %Summary %val, ptr %taddr, align 8
|
|
%10 = load { ptr, i8 }, ptr %taddr, align 8
|
|
ret { ptr, i8 } %10
|
|
}
|
|
|
|
; Function Attrs: nounwind
|
|
define i64 @test.isTitleNonEmpty(ptr %0, ptr %1) #0 {
|
|
entry:
|
|
%doc = alloca %Doc, align 8
|
|
%head = alloca ptr, align 8
|
|
%reterr = alloca i64, align 8
|
|
store ptr %1, ptr %doc, align 8
|
|
%2 = getelementptr inbounds %Doc, ptr %doc, i32 0, i32 0
|
|
%3 = load ptr, ptr %2, align 8
|
|
%not = icmp eq ptr %3, null
|
|
br i1 %not, label %if.then, label %if.exit
|
|
|
|
if.then: ; preds = %entry
|
|
ret i64 ptrtoint (ptr @"test.TitleResult$TITLE_MISSING" to i64)
|
|
|
|
if.exit: ; preds = %entry
|
|
%4 = getelementptr inbounds %Doc, ptr %doc, i32 0, i32 0
|
|
%5 = load ptr, ptr %4, align 8
|
|
%6 = getelementptr inbounds %Head, ptr %5, i32 0, i32 0
|
|
%7 = load ptr, ptr %6, align 8
|
|
store ptr %7, ptr %head, align 8
|
|
%8 = load ptr, ptr %head, align 8
|
|
%not1 = icmp eq ptr %8, null
|
|
br i1 %not1, label %if.then2, label %if.exit3
|
|
|
|
if.then2: ; preds = %if.exit
|
|
ret i64 ptrtoint (ptr @"test.TitleResult$TITLE_MISSING" to i64)
|
|
|
|
if.exit3: ; preds = %if.exit
|
|
%9 = load ptr, ptr %head, align 8
|
|
%10 = getelementptr inbounds %"char[]", ptr %9, i32 0, i32 1
|
|
%11 = load i64, ptr %10, align 8
|
|
%lt = icmp ult i64 0, %11
|
|
%12 = zext i1 %lt to i8
|
|
store i8 %12, ptr %0, align 1
|
|
ret i64 0
|
|
}
|
|
|
|
; Function Attrs: nounwind
|
|
define i64 @test.readWhetherTitleNonEmpty(ptr %0, ptr %1, i64 %2) #0 {
|
|
entry:
|
|
%url = alloca %"char[]", align 8
|
|
%reterr = alloca i64, align 8
|
|
%retparam = alloca %Doc, align 8
|
|
%retparam1 = alloca i8, align 1
|
|
store ptr %1, ptr %url, align 8
|
|
%ptroffset = getelementptr inbounds i64, ptr %url, i64 1
|
|
store i64 %2, ptr %ptroffset, align 8
|
|
%3 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 0
|
|
%lo = load ptr, ptr %3, align 8
|
|
%4 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 1
|
|
%hi = load i64, ptr %4, align 8
|
|
%5 = call i64 @test.readDoc(ptr %retparam, ptr %lo, i64 %hi)
|
|
%not_err = icmp eq i64 %5, 0
|
|
%6 = call i1 @llvm.expect.i1(i1 %not_err, i1 true)
|
|
br i1 %6, label %after_check, label %assign_optional
|
|
|
|
assign_optional: ; preds = %entry
|
|
store i64 %5, ptr %reterr, align 8
|
|
br label %err_retblock
|
|
|
|
after_check: ; preds = %entry
|
|
%7 = load ptr, ptr %retparam, align 8
|
|
%8 = call i64 @test.isTitleNonEmpty(ptr %retparam1, ptr %7)
|
|
%not_err2 = icmp eq i64 %8, 0
|
|
%9 = call i1 @llvm.expect.i1(i1 %not_err2, i1 true)
|
|
br i1 %9, label %after_check4, label %assign_optional3
|
|
|
|
assign_optional3: ; preds = %after_check
|
|
store i64 %8, ptr %reterr, align 8
|
|
br label %err_retblock
|
|
|
|
after_check4: ; preds = %after_check
|
|
%10 = load i8, ptr %retparam1, align 1
|
|
store i8 %10, ptr %0, align 1
|
|
ret i64 0
|
|
|
|
err_retblock: ; preds = %assign_optional3, %assign_optional
|
|
%11 = load i64, ptr %reterr, align 8
|
|
ret i64 %11
|
|
}
|
|
|
|
; Function Attrs: nounwind
|
|
define ptr @test.bool_to_string(i8 zeroext %0) #0 {
|
|
entry:
|
|
%1 = trunc i8 %0 to i1
|
|
%ternary = select i1 %1, %"char[]" { ptr @.str.10, i64 4 }, %"char[]" { ptr @.str.11, i64 5 }
|
|
%2 = extractvalue %"char[]" %ternary, 0
|
|
ret ptr %2
|
|
}
|
|
|
|
; Function Attrs: nounwind
|
|
define ptr @test.nameFromError(i64 %0) #0 {
|
|
entry:
|
|
%switch = alloca i64, align 8
|
|
store i64 %0, ptr %switch, align 8
|
|
br label %switch.entry
|
|
|
|
switch.entry: ; preds = %entry
|
|
%1 = load i64, ptr %switch, align 8
|
|
%eq = icmp eq i64 ptrtoint (ptr @"test.TitleResult$TITLE_MISSING" to i64), %1
|
|
br i1 %eq, label %switch.case, label %next_if
|
|
|
|
switch.case: ; preds = %switch.entry
|
|
ret ptr @.str.12
|
|
|
|
next_if: ; preds = %switch.entry
|
|
%eq1 = icmp eq i64 ptrtoint (ptr @"test.ReadError$BAD_READ" to i64), %1
|
|
br i1 %eq1, label %switch.case2, label %next_if3
|
|
|
|
switch.case2: ; preds = %next_if
|
|
ret ptr @.str.13
|
|
|
|
next_if3: ; preds = %next_if
|
|
%eq4 = icmp eq i64 ptrtoint (ptr @"test.ReadError$OUT_OF_MEMORY" to i64), %1
|
|
br i1 %eq4, label %switch.case5, label %next_if6
|
|
|
|
switch.case5: ; preds = %next_if3
|
|
ret ptr @.str.14
|
|
|
|
next_if6: ; preds = %next_if3
|
|
br label %switch.default
|
|
|
|
switch.default: ; preds = %next_if6
|
|
ret ptr @.str.15
|
|
}
|
|
|
|
; Function Attrs: nounwind
|
|
define void @test.main() #0 {
|
|
entry:
|
|
%.anon = alloca i64, align 8
|
|
%.anon1 = alloca i64, align 8
|
|
%url = alloca %"char[]", align 8
|
|
%summary = alloca %Summary, align 8
|
|
%result = alloca %Summary, align 8
|
|
%title_sure = alloca %"char[]", align 8
|
|
%has_title = alloca i8, align 1
|
|
%has_title.f = alloca i64, align 8
|
|
%retparam = alloca i8, align 1
|
|
%blockret = alloca i64, align 8
|
|
%f = alloca i64, align 8
|
|
%0 = load i64, ptr getelementptr inbounds (%"char[][]", ptr @main.URLS, i32 0, i32 1), align 8
|
|
store i64 %0, ptr %.anon, align 8
|
|
store i64 0, ptr %.anon1, align 8
|
|
br label %loop.cond
|
|
|
|
loop.cond: ; preds = %phi_block16, %entry
|
|
%1 = load i64, ptr %.anon1, align 8
|
|
%2 = load i64, ptr %.anon, align 8
|
|
%lt = icmp ult i64 %1, %2
|
|
br i1 %lt, label %loop.body, label %loop.exit
|
|
|
|
loop.body: ; preds = %loop.cond
|
|
%3 = load ptr, ptr @main.URLS, align 8
|
|
%4 = load i64, ptr %.anon1, align 8
|
|
%ptroffset = getelementptr inbounds %"char[]", ptr %3, i64 %4
|
|
call void @llvm.memcpy.p0.p0.i32(ptr align 8 %url, ptr align 8 %ptroffset, i32 16, i1 false)
|
|
%5 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 1
|
|
%6 = load i64, ptr %5, align 8
|
|
%trunc = trunc i64 %6 to i32
|
|
%7 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 0
|
|
%8 = load ptr, ptr %7, align 8
|
|
%9 = call i32 (ptr, ...) @printf(ptr @.str.21, i32 %trunc, ptr %8)
|
|
%10 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 0
|
|
%lo = load ptr, ptr %10, align 8
|
|
%11 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 1
|
|
%hi = load i64, ptr %11, align 8
|
|
%12 = call { ptr, i8 } @test.readAndBuildSummary(ptr %lo, i64 %hi)
|
|
store { ptr, i8 } %12, ptr %result, align 8
|
|
call void @llvm.memcpy.p0.p0.i32(ptr align 8 %summary, ptr align 8 %result, i32 16, i1 false)
|
|
%13 = call i32 (ptr, ...) @printf(ptr @.str.22)
|
|
%14 = load ptr, ptr @__stdoutp, align 8
|
|
call void @test.Summary.print(ptr %summary, ptr %14)
|
|
%15 = call i32 (ptr, ...) @printf(ptr @.str.23)
|
|
%16 = getelementptr inbounds %Summary, ptr %summary, i32 0, i32 0
|
|
%17 = load ptr, ptr %16, align 8
|
|
%ptrbool = icmp ne ptr %17, null
|
|
br i1 %ptrbool, label %cond.lhs, label %cond.rhs
|
|
|
|
cond.lhs: ; preds = %loop.body
|
|
%18 = getelementptr inbounds %Summary, ptr %summary, i32 0, i32 0
|
|
%19 = load ptr, ptr %18, align 8
|
|
%20 = load %"char[]", ptr %19, align 8
|
|
br label %cond.phi
|
|
|
|
cond.rhs: ; preds = %loop.body
|
|
br label %cond.phi
|
|
|
|
cond.phi: ; preds = %cond.rhs, %cond.lhs
|
|
%val = phi %"char[]" [ %20, %cond.lhs ], [ zeroinitializer, %cond.rhs ]
|
|
store %"char[]" %val, ptr %title_sure, align 8
|
|
%21 = getelementptr inbounds %"char[]", ptr %title_sure, i32 0, i32 1
|
|
%22 = load i64, ptr %21, align 8
|
|
%trunc2 = trunc i64 %22 to i32
|
|
%23 = getelementptr inbounds %"char[]", ptr %title_sure, i32 0, i32 0
|
|
%24 = load ptr, ptr %23, align 8
|
|
%25 = call i32 (ptr, ...) @printf(ptr @.str.24, i32 %trunc2, ptr %24)
|
|
%26 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 0
|
|
%lo3 = load ptr, ptr %26, align 8
|
|
%27 = getelementptr inbounds %"char[]", ptr %url, i32 0, i32 1
|
|
%hi4 = load i64, ptr %27, align 8
|
|
%28 = call i64 @test.readWhetherTitleNonEmpty(ptr %retparam, ptr %lo3, i64 %hi4)
|
|
%not_err = icmp eq i64 %28, 0
|
|
%29 = call i1 @llvm.expect.i1(i1 %not_err, i1 true)
|
|
br i1 %29, label %after_check, label %assign_optional
|
|
|
|
assign_optional: ; preds = %cond.phi
|
|
store i64 %28, ptr %has_title.f, align 8
|
|
br label %after_assign
|
|
|
|
after_check: ; preds = %cond.phi
|
|
%30 = load i8, ptr %retparam, align 1
|
|
store i8 %30, ptr %has_title, align 1
|
|
store i64 0, ptr %has_title.f, align 8
|
|
br label %after_assign
|
|
|
|
after_assign: ; preds = %after_check, %assign_optional
|
|
%optval = load i64, ptr %has_title.f, align 8
|
|
%not_err5 = icmp eq i64 %optval, 0
|
|
%31 = call i1 @llvm.expect.i1(i1 %not_err5, i1 true)
|
|
br i1 %31, label %after_check6, label %else_block
|
|
|
|
after_check6: ; preds = %after_assign
|
|
%32 = load i8, ptr %has_title, align 1
|
|
%33 = call ptr @test.bool_to_string(i8 zeroext %32)
|
|
br label %phi_block
|
|
|
|
else_block: ; preds = %after_assign
|
|
br label %testblock
|
|
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testblock: ; preds = %else_block
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%optval7 = load i64, ptr %has_title.f, align 8
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%not_err8 = icmp eq i64 %optval7, 0
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%34 = call i1 @llvm.expect.i1(i1 %not_err8, i1 true)
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br i1 %34, label %after_check10, label %assign_optional9
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assign_optional9: ; preds = %testblock
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store i64 %optval7, ptr %f, align 8
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br label %end_block
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after_check10: ; preds = %testblock
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store i64 0, ptr %f, align 8
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br label %end_block
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end_block: ; preds = %after_check10, %assign_optional9
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%35 = load i64, ptr %f, align 8
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%neq = icmp ne i64 %35, 0
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br i1 %neq, label %if.then, label %if.exit
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if.then: ; preds = %end_block
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%36 = load i64, ptr %f, align 8
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store i64 %36, ptr %blockret, align 8
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br label %expr_block.exit
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if.exit: ; preds = %end_block
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store i64 0, ptr %blockret, align 8
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br label %expr_block.exit
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expr_block.exit: ; preds = %if.exit, %if.then
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%37 = load i64, ptr %blockret, align 8
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%38 = call ptr @test.nameFromError(i64 %37)
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br label %phi_block
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phi_block: ; preds = %expr_block.exit, %after_check6
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%val11 = phi ptr [ %33, %after_check6 ], [ %38, %expr_block.exit ]
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%optval12 = load i64, ptr %has_title.f, align 8
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%not_err13 = icmp eq i64 %optval12, 0
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%39 = call i1 @llvm.expect.i1(i1 %not_err13, i1 true)
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br i1 %39, label %after_check14, label %else_block15
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after_check14: ; preds = %phi_block
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%40 = load i8, ptr %has_title, align 1
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%41 = trunc i8 %40 to i1
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br label %phi_block16
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else_block15: ; preds = %phi_block
|
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br label %phi_block16
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phi_block16: ; preds = %else_block15, %after_check14
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%val17 = phi i1 [ %41, %after_check14 ], [ false, %else_block15 ]
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%ternary = select i1 %val17, ptr @.str.26, ptr @.str.27
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%42 = call i32 (ptr, ...) @printf(ptr @.str.25, ptr %val11, ptr %ternary)
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%43 = load i64, ptr %.anon1, align 8
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%add = add i64 %43, 1
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store i64 %add, ptr %.anon1, align 8
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br label %loop.cond
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loop.exit: ; preds = %loop.cond
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ret void
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}
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