Files
cs420/examples/opt/cmp.ir
2025-04-11 13:20:10 +09:00

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fun i32 @char_greater_than (i8, u8) {
init:
bid: b0
allocations:
block b0:
%b0:p0:i8:i
%b0:p1:u8:j
%b0:i0:i32 = typecast %b0:p0:i8 to i32
%b0:i1:i32 = typecast %b0:p1:u8 to i32
%b0:i2:u1 = cmp gt %b0:i0:i32 %b0:i1:i32
br %b0:i2:u1, b1(), b2()
block b1:
ret 1:i32
block b2:
ret 0:i32
}
fun i32 @int_greater_than (i32, u32) {
init:
bid: b0
allocations:
block b0:
%b0:p0:i32:i
%b0:p1:u32:j
%b0:i0:u32 = typecast %b0:p0:i32 to u32
%b0:i1:u1 = cmp gt %b0:i0:u32 %b0:p1:u32
br %b0:i1:u1, b1(), b2()
block b1:
ret 1:i32
block b2:
ret 0:i32
}
fun i32 @main () {
init:
bid: b0
allocations:
block b0:
%b0:i0:i32 = minus 1:i32
%b0:i1:u32 = typecast 1:i32 to u32
%b0:i2:i32 = call @int_greater_than:[ret:i32 params:(i32, u32)]*(%b0:i0:i32, %b0:i1:u32)
%b0:i3:i8 = typecast %b0:i0:i32 to i8
%b0:i4:u8 = typecast 1:i32 to u8
%b0:i5:i32 = call @char_greater_than:[ret:i32 params:(i8, u8)]*(%b0:i3:i8, %b0:i4:u8)
%b0:i6:u1 = cmp eq %b0:i2:i32 1:i32
br %b0:i6:u1, b1(), b3(0:u1)
block b1:
%b1:i0:u1 = cmp eq %b0:i5:i32 0:i32
j b3(%b1:i0:u1)
block b3:
%b3:p0:u1:t0
%b3:i0:i32 = typecast %b3:p0:u1 to i32
ret %b3:i0:i32
}