the classic hello world

tests/io/puts_test2.ll

@@ -0,0 +1,35 @@
+; ModuleID = 'puts1.c'
+source_filename = "puts1.c"
+target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-apple-macosx13.0.0"
+
+@.str = private unnamed_addr constant [4 x i8] c"abc\00", align 1
+@.str.1 = private unnamed_addr constant [4 x i8] c"def\00", align 1
+
+; Function Attrs: noinline nounwind optnone ssp uwtable
+define i32 @main(i32 noundef %0, i8** noundef %1) #0 {
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i8**, align 8
+  store i32 0, i32* %3, align 4
+  store i32 %0, i32* %4, align 4
+  store i8** %1, i8*** %5, align 8
+  %6 = call i32 @puts(i8* noundef getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0))
+  %7 = call i32 @puts(i8* noundef getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0))
+  ret i32 0
+}
+
+declare i32 @puts(i8* noundef) #1
+
+attributes #0 = { noinline nounwind optnone ssp uwtable "darwin-stkchk-strong-link" "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "probe-stack"="___chkstk_darwin" "stack-protector-buffer-size"="8" "target-cpu"="penryn" "target-features"="+cx16,+cx8,+fxsr,+mmx,+sahf,+sse,+sse2,+sse3,+sse4.1,+ssse3,+x87" "tune-cpu"="generic" }
+attributes #1 = { "darwin-stkchk-strong-link" "frame-pointer"="all" "no-trapping-math"="true" "probe-stack"="___chkstk_darwin" "stack-protector-buffer-size"="8" "target-cpu"="penryn" "target-features"="+cx16,+cx8,+fxsr,+mmx,+sahf,+sse,+sse2,+sse3,+sse4.1,+ssse3,+x87" "tune-cpu"="generic" }
+
+!llvm.module.flags = !{!0, !1, !2, !3, !4}
+!llvm.ident = !{!5}
+
+!0 = !{i32 2, !"SDK Version", [2 x i32] [i32 13, i32 3]}
+!1 = !{i32 1, !"wchar_size", i32 4}
+!2 = !{i32 7, !"PIC Level", i32 2}
+!3 = !{i32 7, !"uwtable", i32 2}
+!4 = !{i32 7, !"frame-pointer", i32 2}
+!5 = !{!"Apple clang version 14.0.3 (clang-1403.0.22.14.1)"}

tests/io/puts_test3.ll

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+declare i32 @puts(i8* %str)
+
+define i32 @main(i32 %argc, i8** %argv) {
+    %str = alloca [13 x i8]
+    %p0 = getelementptr [13 x i8], [13 x i8]* %str, i64 0, i64 0
+    store i8 72, i8* %p0
+    %p1 = getelementptr [13 x i8], [13 x i8]* %str, i64 0, i64 1
+    store i8 101, i8* %p1
+    %p2 = getelementptr [13 x i8], [13 x i8]* %str, i64 0, i64 2
+    store i8 108, i8* %p2
+    %p3 = getelementptr [13 x i8], [13 x i8]* %str, i64 0, i64 3
+    store i8 108, i8* %p3
+    %p4 = getelementptr [13 x i8], [13 x i8]* %str, i64 0, i64 4
+    store i8 111, i8* %p4
+    %p5 = getelementptr [13 x i8], [13 x i8]* %str, i64 0, i64 5
+    store i8 32, i8* %p5
+    %p6 = getelementptr [13 x i8], [13 x i8]* %str, i64 0, i64 6
+    store i8 119, i8* %p6
+    %p7 = getelementptr [13 x i8], [13 x i8]* %str, i64 0, i64 7
+    store i8 111, i8* %p7
+    %p8 = getelementptr [13 x i8], [13 x i8]* %str, i64 0, i64 8
+    store i8 114, i8* %p8
+    %p9 = getelementptr [13 x i8], [13 x i8]* %str, i64 0, i64 9
+    store i8 108, i8* %p9
+    %p10 = getelementptr [13 x i8], [13 x i8]* %str, i64 0, i64 10
+    store i8 100, i8* %p10
+    %p11 = getelementptr [13 x i8], [13 x i8]* %str, i64 0, i64 11
+    store i8 33, i8* %p11
+    %p12 = getelementptr [13 x i8], [13 x i8]* %str, i64 0, i64 12
+    store i8 0, i8* %p12
+    %p = bitcast [13 x i8]* %str to i8*
+    %ans = call i32 @puts(i8* %p)
+    ret i32 %ans
+}