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Update model solution.

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- Stop calculating operands for & operators.
- Evaluate the lhs of compound operators only once.
- Add `side-effect.c` example.
This commit is contained in:
Jaewoo Kim
2025-04-07 11:03:18 +00:00
parent 7a95032d43
commit 32283f2ed1
26 changed files with 331 additions and 210 deletions
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4
examples/ir0/hello_main.ir
View File

@@ -2,12 +2,12 @@
fun i32 @main () {
init:
bid: b0
allocations:
allocations:
block b0:
ret 1:i32
block b1:
ret 1:i32
ret 0:i32
}

50
examples/ir0/pointer.ir
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@@ -26,43 +26,25 @@ init:
block b0:
%b0:i0:unit = store 1:i32 %l0:i32*
%b0:i1:i32 = load %l0:i32*
%b0:i2:unit = store %l0:i32* %l1:i32**
%b0:i1:unit = store %l0:i32* %l1:i32**
%b0:i2:unit = store %l1:i32** %l2:i32***
%b0:i3:i32* = load %l1:i32**
%b0:i4:i32* = load %l1:i32**
%b0:i5:i32* = load %l1:i32**
%b0:i6:unit = store %l1:i32** %l2:i32***
%b0:i7:i32* = load %l1:i32**
%b0:i8:i32* = load %l1:i32**
%b0:i9:unit = store %b0:i8:i32* %l3:i32**
%b0:i10:i32** = load %l2:i32***
%b0:i11:i32* = load %b0:i10:i32**
%b0:i4:unit = store %b0:i3:i32* %l3:i32**
%b0:i5:i32** = load %l2:i32***
%b0:i6:i32* = load %b0:i5:i32**
%b0:i7:i32* = call @foo:[ret:i32* params:(i32*)]*(%b0:i6:i32*)
%b0:i8:i32 = load %b0:i7:i32*
%b0:i9:i32 = add %b0:i8:i32 1:i32
%b0:i10:unit = store %b0:i9:i32 %b0:i7:i32*
%b0:i11:i32* = load %l3:i32**
%b0:i12:i32* = call @foo:[ret:i32* params:(i32*)]*(%b0:i11:i32*)
%b0:i13:i32 = load %b0:i12:i32*
%b0:i14:i32** = load %l2:i32***
%b0:i15:i32* = load %b0:i14:i32**
%b0:i16:i32* = call @foo:[ret:i32* params:(i32*)]*(%b0:i15:i32*)
%b0:i17:i32** = load %l2:i32***
%b0:i18:i32* = load %b0:i17:i32**
%b0:i19:i32* = call @foo:[ret:i32* params:(i32*)]*(%b0:i18:i32*)
%b0:i20:i32 = load %b0:i19:i32*
%b0:i21:i32** = load %l2:i32***
%b0:i22:i32* = load %b0:i21:i32**
%b0:i23:i32* = call @foo:[ret:i32* params:(i32*)]*(%b0:i22:i32*)
%b0:i24:i32 = load %b0:i23:i32*
%b0:i25:i32 = add %b0:i24:i32 1:i32
%b0:i26:unit = store %b0:i25:i32 %b0:i16:i32*
%b0:i27:i32* = load %l3:i32**
%b0:i28:i32* = call @foo:[ret:i32* params:(i32*)]*(%b0:i27:i32*)
%b0:i29:i32* = load %l3:i32**
%b0:i30:i32* = call @foo:[ret:i32* params:(i32*)]*(%b0:i29:i32*)
%b0:i31:i32 = load %b0:i30:i32*
%b0:i32:i32 = add %b0:i31:i32 1:i32
%b0:i33:unit = store %b0:i32:i32 %b0:i28:i32*
%b0:i34:i32 = load %l0:i32*
%b0:i35:u1 = cmp eq %b0:i34:i32 3:i32
%b0:i36:i32 = typecast %b0:i35:u1 to i32
ret %b0:i36:i32
%b0:i14:i32 = add %b0:i13:i32 1:i32
%b0:i15:unit = store %b0:i14:i32 %b0:i12:i32*
%b0:i16:i32 = load %l0:i32*
%b0:i17:u1 = cmp eq %b0:i16:i32 3:i32
%b0:i18:i32 = typecast %b0:i17:u1 to i32
ret %b0:i18:i32
block b1:
ret 0:i32

35
examples/ir0/side_effect.ir Normal file
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@@ -0,0 +1,35 @@
var i32 @g = 0
fun i32* @foo () {
init:
bid: b0
allocations:
block b0:
%b0:i0:i32 = load @g:i32*
%b0:i1:i32 = add %b0:i0:i32 10:i32
%b0:i2:unit = store %b0:i1:i32 @g:i32*
ret @g:i32*
block b1:
ret undef:i32*
}
fun i32 @main () {
init:
bid: b0
allocations:
block b0:
%b0:i0:i32* = call @foo:[ret:i32* params:()]*()
%b0:i1:i32 = load %b0:i0:i32*
%b0:i2:i32 = add %b0:i1:i32 1:i32
%b0:i3:unit = store %b0:i2:i32 %b0:i0:i32*
%b0:i4:i32 = load @g:i32*
ret %b0:i4:i32
block b1:
ret 0:i32
}

17
examples/ir0/temp2.ir
View File

@@ -34,15 +34,14 @@ block b0:
%b0:i19:i32 = typecast %b0:i18:i8 to i32
%b0:i20:i32 = add %b0:i16:i32 %b0:i19:i32
%b0:i21:unit = store %b0:i20:i32 %l0:i32*
%b0:i22:struct color = load %l1:struct color*
%b0:i23:unit = store %l1:struct color* %l2:struct color**
%b0:i24:i32 = load %l0:i32*
%b0:i25:struct color* = load %l2:struct color**
%b0:i26:i8* = getelementptr %b0:i25:struct color* offset 4:i64
%b0:i27:i8 = load %b0:i26:i8*
%b0:i28:i32 = typecast %b0:i27:i8 to i32
%b0:i29:i32 = add %b0:i24:i32 %b0:i28:i32
%b0:i30:unit = store %b0:i29:i32 %l0:i32*
%b0:i22:unit = store %l1:struct color* %l2:struct color**
%b0:i23:i32 = load %l0:i32*
%b0:i24:struct color* = load %l2:struct color**
%b0:i25:i8* = getelementptr %b0:i24:struct color* offset 4:i64
%b0:i26:i8 = load %b0:i25:i8*
%b0:i27:i32 = typecast %b0:i26:i8 to i32
%b0:i28:i32 = add %b0:i23:i32 %b0:i27:i32
%b0:i29:unit = store %b0:i28:i32 %l0:i32*
j b1()
block b1:

13
examples/ir0/typedef.ir
View File

@@ -8,13 +8,12 @@ init:
block b0:
%b0:i0:unit = store 0:i32 %l0:i32*
%b0:i1:i32 = load %l0:i32*
%b0:i2:unit = store %l0:i32* %l1:i32*const*
%b0:i3:i32* = load %l1:i32*const*
%b0:i4:unit = store 1:i32 %b0:i3:i32*
%b0:i5:i32* = load %l1:i32*const*
%b0:i6:i32 = load %b0:i5:i32*
ret %b0:i6:i32
%b0:i1:unit = store %l0:i32* %l1:i32*const*
%b0:i2:i32* = load %l1:i32*const*
%b0:i3:unit = store 1:i32 %b0:i2:i32*
%b0:i4:i32* = load %l1:i32*const*
%b0:i5:i32 = load %b0:i4:i32*
ret %b0:i5:i32
block b1:
ret 0:i32