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116 lines
3.5 KiB
C
116 lines
3.5 KiB
C
// #target: x64-darwin
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module test;
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import libc;
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import std::io;
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macro timeit(#call)
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{
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long t = (long)libc::clock();
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$Type = $typeof(#call);
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var $is_void = $Type.typeid == void.typeid;
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$if ($is_void):
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#call;
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$else:
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$Type result = #call;
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$endif;
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long diff = (long)libc::clock() - t;
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io::printf("'%s' took %lld us\n", $stringify(#call), diff);
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$if (!$is_void):
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return result;
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$endif;
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}
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fn void test()
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{
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for (int i = 0; i < 1000; i++) io::printf("%d\n", i);
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}
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fn void main()
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{
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@timeit(test());
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int a = 100;
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int x = @timeit(1 + 3 + a);
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io::printf("Result was %d\n", x);
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}
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/* #expect: test.ll
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@.str = private unnamed_addr constant [4 x i8] c"%d\0A\00", align 1
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@.str.1 = private unnamed_addr constant [19 x i8] c"'%s' took %lld us\0A\00", align 1
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@.str.2 = private unnamed_addr constant [7 x i8] c"test()\00", align 1
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@.str.3 = private unnamed_addr constant [19 x i8] c"'%s' took %lld us\0A\00", align 1
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@.str.4 = private unnamed_addr constant [10 x i8] c"1 + 3 + a\00", align 1
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@.str.5 = private unnamed_addr constant [15 x i8] c"Result was %d\0A\00", align 1
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define void @test.test() #0 {
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entry:
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%i = alloca i32, align 4
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store i32 0, i32* %i, align 4
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br label %loop.cond
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loop.cond: ; preds = %loop.body, %entry
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%0 = load i32, i32* %i, align 4
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%lt = icmp slt i32 %0, 1000
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br i1 %lt, label %loop.body, label %loop.exit
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loop.body: ; preds = %loop.cond
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%1 = load i32, i32* %i, align 4
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%2 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i32 0, i32 0), i32 %1)
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%3 = load i32, i32* %i, align 4
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%add = add i32 %3, 1
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store i32 %add, i32* %i, align 4
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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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define void @test.main() #0 {
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entry:
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%t = alloca i64, align 8
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%diff = alloca i64, align 8
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%a = alloca i32, align 4
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%x = alloca i32, align 4
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%blockret = alloca i32, align 4
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%t1 = alloca i64, align 8
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%result = alloca i32, align 4
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%diff2 = alloca i64, align 8
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%0 = call i64 @clock()
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store i64 %0, i64* %t, align 8
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call void @test.test()
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%1 = call i64 @clock()
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%2 = load i64, i64* %t, align 8
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%sub = sub i64 %1, %2
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store i64 %sub, i64* %diff, align 8
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%3 = load i64, i64* %diff, align 8
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%4 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([19 x i8], [19 x i8]* @.str.1, i32 0, i32 0), [6 x i8]* bitcast ([7 x i8]* @.str.2 to [6 x i8]*), i64 %3)
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store i32 100, i32* %a, align 4
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%5 = call i64 @clock()
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store i64 %5, i64* %t1, align 8
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%6 = load i32, i32* %a, align 4
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%add = add i32 4, %6
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store i32 %add, i32* %result, align 4
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%7 = call i64 @clock()
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%8 = load i64, i64* %t1, align 8
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%sub3 = sub i64 %7, %8
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store i64 %sub3, i64* %diff2, align 8
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%9 = load i64, i64* %diff2, align 8
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%10 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([19 x i8], [19 x i8]* @.str.3, i32 0, i32 0), [9 x i8]* bitcast ([10 x i8]* @.str.4 to [9 x i8]*), i64 %9)
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%11 = load i32, i32* %result, align 4
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store i32 %11, i32* %blockret, align 4
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br label %expr_block.exit
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expr_block.exit: ; preds = %entry
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%12 = load i32, i32* %blockret, align 4
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store i32 %12, i32* %x, align 4
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%13 = load i32, i32* %x, align 4
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%14 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.5, i32 0, i32 0), i32 %13)
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ret void
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}
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define i32 @main(i32 %0, i8** %1) #0 {
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entry:
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call void @test.main()
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ret i32 0
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}
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