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107 lines
3.5 KiB
Plaintext
107 lines
3.5 KiB
Plaintext
// #target: macos-aarch64
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module test;
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import std;
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fn int main(String[] args)
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{
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switch (1) @jump
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{
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default:
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case 3:
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io::printn("Hello");
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}
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return 0;
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}
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/* #expect: test.ll
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define i32 @test.main([2 x i64] %0) #0 {
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entry:
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%args = alloca %"char[][]", align 8
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%switch = alloca i32, align 4
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%len = alloca i64, align 8
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%error_var = alloca i64, align 8
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%retparam = alloca i64, align 8
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%taddr = alloca %"char[]", align 8
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%error_var2 = alloca i64, align 8
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%error_var8 = alloca i64, align 8
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store [2 x i64] %0, ptr %args, align 8
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store i32 1, ptr %switch, align 4
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br label %switch.entry
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switch.entry: ; preds = %entry
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%1 = load i32, ptr %switch, align 4
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%2 = sub i32 %1, 3
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%3 = icmp ugt i32 %2, 0
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br i1 %3, label %switch.case, label %jumpblock
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jumpblock: ; preds = %switch.entry
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%ptroffset = getelementptr inbounds [8 x i8], ptr @jumptable, i32 %2
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%target = load ptr, ptr %ptroffset, align 8
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indirectbr ptr %target, [label %switch.case, label %switch.case]
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switch.case: ; preds = %jumpblock, %jumpblock, %switch.entry
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%4 = call ptr @std.io.stdout()
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store %"char[]" { ptr @.str, i64 5 }, ptr %taddr, align 8
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%5 = load [2 x i64], ptr %taddr, align 8
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%6 = call i64 @std.io.File.write(ptr %retparam, ptr %4, [2 x i64] %5)
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%not_err = icmp eq i64 %6, 0
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%7 = call i1 @llvm.expect.i1(i1 %not_err, i1 true)
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br i1 %7, label %after_check, label %assign_optional
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assign_optional: ; preds = %switch.case
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store i64 %6, ptr %error_var, align 8
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br label %guard_block
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after_check: ; preds = %switch.case
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br label %noerr_block
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guard_block: ; preds = %assign_optional
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br label %voiderr
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noerr_block: ; preds = %after_check
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%8 = load i64, ptr %retparam, align 8
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store i64 %8, ptr %len, align 8
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%9 = call i64 @std.io.File.write_byte(ptr %4, i8 10)
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%not_err3 = icmp eq i64 %9, 0
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%10 = call i1 @llvm.expect.i1(i1 %not_err3, i1 true)
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br i1 %10, label %after_check5, label %assign_optional4
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assign_optional4: ; preds = %noerr_block
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store i64 %9, ptr %error_var2, align 8
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br label %guard_block6
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after_check5: ; preds = %noerr_block
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br label %noerr_block7
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guard_block6: ; preds = %assign_optional4
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br label %voiderr
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noerr_block7: ; preds = %after_check5
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%11 = call i64 @std.io.File.flush(ptr %4)
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%not_err9 = icmp eq i64 %11, 0
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%12 = call i1 @llvm.expect.i1(i1 %not_err9, i1 true)
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br i1 %12, label %after_check11, label %assign_optional10
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assign_optional10: ; preds = %noerr_block7
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store i64 %11, ptr %error_var8, align 8
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br label %guard_block12
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after_check11: ; preds = %noerr_block7
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br label %noerr_block13
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guard_block12: ; preds = %assign_optional10
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br label %voiderr
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noerr_block13: ; preds = %after_check11
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%13 = load i64, ptr %len, align 8
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%add = add i64 %13, 1
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br label %voiderr
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voiderr: ; preds = %noerr_block13, %guard_block12, %guard_block6, %guard_block
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br label %switch.exit
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switch.exit: ; preds = %voiderr
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ret i32 0
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}
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