Files
c3c/test/test_suite/statements/various_switching.c3t
2021-11-19 13:29:43 +01:00

209 lines
6.6 KiB
C

module mymodule;
extern fn void printf(char *, ...);
errtype HelloErr
{
FOO,
}
errtype ByeErr
{
BAR,
BAZ
}
fn void test()
{
int! x = ByeErr.BAR!;
typeid z = int.typeid;
if (catch err = x)
{
case HelloErr.FOO:
printf("Hello\n");
case ByeErr.BAR:
printf("Bye\n");
default:
printf("Noerrmatch\n");
}
switch (z)
{
case int:
printf("Was int!\n");
case bool:
nextcase double;
case double:
nextcase;
default:
printf("Wasn't int :(\n");
}
int a = 1;
int b = 2;
int zy = b + a;
switch (zy)
{
case a:
printf("Got a\n");
case b:
printf("Got b\n");
default:
printf("None of the above\n");
}
}
fn void main()
{
test();
printf("Hello!\n");
}
// #expect: mymodule.ll
define void @mymodule.test() #0 {
entry:
%x = alloca i32, align 4
%x.f = alloca i64, align 8
%z = alloca i64, align 8
%err = alloca i64, align 8
%switch = alloca i64, align 8
%switch4 = alloca i64, align 8
%a = alloca i32, align 4
%b = alloca i32, align 4
%zy = alloca i32, align 4
%switch17 = alloca i32, align 4
store i64 ptrtoint ([2 x i8*]* @"mymodule.ByeErr$elements" to i64), i64* %x.f, align 8
store i64 5, i64* %z, align 8
br label %testblock
testblock: ; preds = %entry
%0 = load i64, i64* %x.f, align 8
%not_err = icmp eq i64 %0, 0
br i1 %not_err, label %after_check, label %error
error: ; preds = %testblock
store i64 %0, i64* %err, align 8
br label %end_block
after_check: ; preds = %testblock
store i64 0, i64* %err, align 8
br label %end_block
end_block: ; preds = %after_check, %error
%1 = load i64, i64* %err, align 8
%neq = icmp ne i64 %1, 0
br i1 %neq, label %if.then, label %if.exit
if.then: ; preds = %end_block
store i64 %1, i64* %switch, align 8
br label %switch.entry
switch.entry: ; preds = %if.then
%2 = load i64, i64* %switch, align 8
%eq = icmp eq i64 ptrtoint ([1 x i8*]* @"mymodule.HelloErr$elements" to i64), %2
br i1 %eq, label %switch.case, label %next_if
switch.case: ; preds = %switch.entry
call void (i8*, ...) @printf(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str, i32 0, i32 0))
br label %switch.exit
next_if: ; preds = %switch.entry
%eq1 = icmp eq i64 ptrtoint ([2 x i8*]* @"mymodule.ByeErr$elements" to i64), %2
br i1 %eq1, label %switch.case2, label %next_if3
switch.case2: ; preds = %next_if
call void (i8*, ...) @printf(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i32 0, i32 0))
br label %switch.exit
next_if3: ; preds = %next_if
br label %switch.default
switch.default: ; preds = %next_if3
call void (i8*, ...) @printf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.2, i32 0, i32 0))
br label %switch.exit
switch.exit: ; preds = %switch.default, %switch.case2, %switch.case
br label %if.exit
if.exit: ; preds = %switch.exit, %end_block
%3 = load i64, i64* %z, align 8
store i64 %3, i64* %switch4, align 8
br label %switch.entry5
switch.entry5: ; preds = %if.exit
%4 = load i64, i64* %switch4, align 8
%eq6 = icmp eq i64 5, %4
br i1 %eq6, label %switch.case7, label %next_if8
switch.case7: ; preds = %switch.entry5
call void (i8*, ...) @printf(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.3, i32 0, i32 0))
br label %switch.exit16
next_if8: ; preds = %switch.entry5
%eq9 = icmp eq i64 2, %4
br i1 %eq9, label %switch.case10, label %next_if11
switch.case10: ; preds = %next_if8
br label %switch.case13
next_if11: ; preds = %next_if8
%eq12 = icmp eq i64 15, %4
br i1 %eq12, label %switch.case13, label %next_if14
switch.case13: ; preds = %next_if11, %switch.case10
br label %switch.default15
next_if14: ; preds = %next_if11
br label %switch.default15
switch.default15: ; preds = %next_if14, %switch.case13
call void (i8*, ...) @printf(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.4, i32 0, i32 0))
br label %switch.exit16
switch.exit16: ; preds = %switch.default15, %switch.case7
store i32 1, i32* %a, align 4
store i32 2, i32* %b, align 4
%5 = load i32, i32* %b, align 4
%6 = load i32, i32* %a, align 4
%add = add i32 %5, %6
store i32 %add, i32* %zy, align 4
%7 = load i32, i32* %zy, align 4
store i32 %7, i32* %switch17, align 4
br label %switch.entry18
switch.entry18: ; preds = %switch.exit16
%8 = load i32, i32* %switch17, align 4
%9 = load i32, i32* %a, align 4
%eq19 = icmp eq i32 %9, %8
br i1 %eq19, label %switch.case20, label %next_if21
switch.case20: ; preds = %switch.entry18
call void (i8*, ...) @printf(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.5, i32 0, i32 0))
br label %switch.exit26
next_if21: ; preds = %switch.entry18
%10 = load i32, i32* %b, align 4
%eq22 = icmp eq i32 %10, %8
br i1 %eq22, label %switch.case23, label %next_if24
switch.case23: ; preds = %next_if21
call void (i8*, ...) @printf(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.6, i32 0, i32 0))
br label %switch.exit26
next_if24: ; preds = %next_if21
br label %switch.default25
switch.default25: ; preds = %next_if24
call void (i8*, ...) @printf(i8* getelementptr inbounds ([19 x i8], [19 x i8]* @.str.7, i32 0, i32 0))
br label %switch.exit26
switch.exit26: ; preds = %switch.default25, %switch.case23, %switch.case20
ret void
}
; Function Attrs: nounwind
define void @main() #0 {
entry:
call void @mymodule.test()
call void (i8*, ...) @printf(i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.8, i32 0, i32 0))
ret void
}