Files
cs420/examples/ir2/cmp.ir
2020-06-14 12:58:28 +00:00

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fun i32 @char_greater_than (i8, u8) {
init:
bid: b0
allocations:
%l0:i8:i
%l1:u8:j
block b0:
%b0:p0:i8:i
%b0:p1:u8:j
%b0:i0:unit = nop
%b0:i1:unit = nop
%b0:i2:unit = nop
%b0:i3:unit = nop
%b0:i4:i32 = typecast %b0:p0:i8 to i32
%b0:i5:i32 = typecast %b0:p1:u8 to i32
%b0:i6:u1 = cmp gt %b0:i4:i32 %b0:i5:i32
br %b0:i6:u1, b1(), b2()
block b1:
ret 1:i32
block b2:
ret 0:i32
}
fun i32 @int_greater_than (i32, u32) {
init:
bid: b0
allocations:
%l0:i32:i
%l1:u32:j
block b0:
%b0:p0:i32:i
%b0:p1:u32:j
%b0:i0:unit = nop
%b0:i1:unit = nop
%b0:i2:unit = nop
%b0:i3:unit = nop
%b0:i4:u32 = typecast %b0:p0:i32 to u32
%b0:i5:u1 = cmp gt %b0:i4:u32 %b0:p1:u32
br %b0:i5:u1, b1(), b2()
block b1:
ret 1:i32
block b2:
ret 0:i32
}
fun i32 @main () {
init:
bid: b0
allocations:
%l0:i32:r1
%l1:i32:r2
%l2:u1:t0
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:unit = nop
%b0:i4:i32 = minus 1:i32
%b0:i5:i8 = typecast %b0:i4:i32 to i8
%b0:i6:u8 = typecast 1:i32 to u8
%b0:i7:i32 = call @char_greater_than:[ret:i32 params:(i8, u8)]*(%b0:i5:i8, %b0:i6:u8)
%b0:i8:unit = nop
%b0:i9:unit = nop
%b0:i10:u1 = cmp eq %b0:i2:i32 1:i32
br %b0:i10:u1, b1(), b2()
block b1:
%b1:i0:unit = nop
%b1:i1:u1 = cmp eq %b0:i7:i32 0:i32
%b1:i2:unit = nop
j b3(%b1:i1:u1)
block b2:
%b2:i0:unit = nop
j b3(0:u1)
block b3:
%b3:p0:u1:t0
%b3:i0:unit = nop
%b3:i1:i32 = typecast %b3:p0:u1 to i32
ret %b3:i1:i32
}