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-rw-r--r--src/relooper/Relooper.cpp16
-rw-r--r--src/relooper/test2.txt15
-rw-r--r--src/relooper/test3.txt38
-rw-r--r--src/relooper/test4.txt21
-rw-r--r--src/relooper/test6.txt15
-rw-r--r--src/relooper/test_debug.txt15
-rw-r--r--src/relooper/test_fuzz1.txt13
-rw-r--r--src/relooper/test_fuzz5.txt27
-rw-r--r--src/relooper/test_inf.txt651
9 files changed, 397 insertions, 414 deletions
diff --git a/src/relooper/Relooper.cpp b/src/relooper/Relooper.cpp
index ae8577b1..6ea9e7f4 100644
--- a/src/relooper/Relooper.cpp
+++ b/src/relooper/Relooper.cpp
@@ -253,20 +253,11 @@ int Shape::IdCounter = 0;
void MultipleShape::RenderLoopPrefix() {
if (NeedLoop) {
- if (Labeled) {
- PrintIndented("L%d: do {\n", Id);
- } else {
- PrintIndented("do {\n");
- }
- Indenter::Indent();
+ PrintIndented("L%d: \n", Id);
}
}
void MultipleShape::RenderLoopPostfix() {
- if (NeedLoop) {
- Indenter::Unindent();
- PrintIndented("} while(0);\n");
- }
}
void MultipleShape::Render(bool InLoop) {
@@ -921,7 +912,10 @@ void Relooper::Calculate(Block *Entry) {
Branch *Details = iter->second;
if (Details->Type != Branch::Direct) {
assert(LoopStack.size() > 0);
- if (Details->Ancestor != LoopStack.top()) {
+ // If the ancestor is not at the top of the stack, we need a labelled break. We also
+ // always need a labeled break for multiple blocks, which are always labeled.
+ MultipleShape *Multiple;
+ if (Details->Ancestor != LoopStack.top() || Shape::IsMultiple(Details->Ancestor)) {
LabeledShape *Labeled = Shape::IsLabeled(Details->Ancestor);
Labeled->Labeled = true;
Details->Labeled = true;
diff --git a/src/relooper/test2.txt b/src/relooper/test2.txt
index c77ce491..a847e806 100644
--- a/src/relooper/test2.txt
+++ b/src/relooper/test2.txt
@@ -1,12 +1,11 @@
ep
-do {
- if (ep -> LBB1) {
- LBB1
- if (!(LBB1 -> LBB2)) {
- break;
- }
- LBB2
+L1:
+if (ep -> LBB1) {
+ LBB1
+ if (!(LBB1 -> LBB2)) {
+ break L1;
}
-} while(0);
+ LBB2
+}
LBB3
diff --git a/src/relooper/test3.txt b/src/relooper/test3.txt
index 696542ef..7d06f06a 100644
--- a/src/relooper/test3.txt
+++ b/src/relooper/test3.txt
@@ -1,27 +1,25 @@
ep
-do {
- if (ep -> LBB1) {
- LBB1
- if (!(LBB1 -> LBB2)) {
- break;
- }
- LBB2
+L1:
+if (ep -> LBB1) {
+ LBB1
+ if (!(LBB1 -> LBB2)) {
+ break L1;
}
-} while(0);
+ LBB2
+}
LBB3
-L5: do {
- if (LBB3 -> LBB4) {
- LBB4
- if (!(LBB4 -> LBB5)) {
- break;
- }
- while(1) {
- LBB5
- if (LBB5 -> LBB6) {
- break L5;
- }
+L5:
+if (LBB3 -> LBB4) {
+ LBB4
+ if (!(LBB4 -> LBB5)) {
+ break L5;
+ }
+ while(1) {
+ LBB5
+ if (LBB5 -> LBB6) {
+ break L5;
}
}
-} while(0);
+}
LBB6
diff --git a/src/relooper/test4.txt b/src/relooper/test4.txt
index f0bfb972..2ab3265a 100644
--- a/src/relooper/test4.txt
+++ b/src/relooper/test4.txt
@@ -1,17 +1,16 @@
//19
-do {
- if ( 1 ) {
- //20
- if (!( 1 )) {
- label = 4;
- break;
- }
- //21
- break;
- } else {
+L1:
+if ( 1 ) {
+ //20
+ if (!( 1 )) {
label = 4;
+ break L1;
}
-} while(0);
+ //21
+ break L1;
+} else {
+ label = 4;
+}
if (label == 4) {
//22
}
diff --git a/src/relooper/test6.txt b/src/relooper/test6.txt
index c5effd08..0ec7e666 100644
--- a/src/relooper/test6.txt
+++ b/src/relooper/test6.txt
@@ -1,12 +1,11 @@
//0
-do {
- if (check(0)) {
- //1
- if (!(check(1))) {
- break;
- }
- //2
+L1:
+if (check(0)) {
+ //1
+ if (!(check(1))) {
+ break L1;
}
-} while(0);
+ //2
+}
//3
diff --git a/src/relooper/test_debug.txt b/src/relooper/test_debug.txt
index 1c7d0508..02377fb7 100644
--- a/src/relooper/test_debug.txt
+++ b/src/relooper/test_debug.txt
@@ -83,14 +83,13 @@ int main() {
// === Optimizing shapes ===
// Fusing Multiple to Simple
ep
-do {
- if (ep -> LBB1) {
- LBB1
- if (!(LBB1 -> LBB2)) {
- break;
- }
- LBB2
+L1:
+if (ep -> LBB1) {
+ LBB1
+ if (!(LBB1 -> LBB2)) {
+ break L1;
}
-} while(0);
+ LBB2
+}
LBB3
diff --git a/src/relooper/test_fuzz1.txt b/src/relooper/test_fuzz1.txt
index 5122257e..09edb594 100644
--- a/src/relooper/test_fuzz1.txt
+++ b/src/relooper/test_fuzz1.txt
@@ -3,13 +3,12 @@
print('entry'); var label; var state; var decisions = [4, 1, 7, 2, 6, 6, 8]; var index = 0; function check() { if (index == decisions.length) throw 'HALT'; return decisions[index++] }
print(5); state = check();
print(6); state = check();
-do {
- if (state == 7) {
- print(7); state = check();
- label = 3;
- break;
- }
-} while(0);
+L3:
+if (state == 7) {
+ print(7); state = check();
+ label = 3;
+ break L3;
+}
L5: while(1) {
if (label == 3) {
label = 0;
diff --git a/src/relooper/test_fuzz5.txt b/src/relooper/test_fuzz5.txt
index 9548205c..7c795d53 100644
--- a/src/relooper/test_fuzz5.txt
+++ b/src/relooper/test_fuzz5.txt
@@ -3,22 +3,21 @@
print('entry'); var label; var state; var decisions = [133, 98, 134, 143, 162, 187, 130, 87, 91, 49, 102, 47, 9, 132, 179, 176, 157, 25, 64, 161, 57, 107, 16, 167, 185, 45, 191, 180, 23, 131]; var index = 0; function check() { if (index == decisions.length) throw 'HALT'; return decisions[index++] }
L1: while(1) {
print(7); state = check();
- do {
- if (state % 3 == 1) {
- label = 3;
- } else if (state % 3 == 0) {
- print(8); state = check();
- if (state % 2 == 0) {
- label = 5;
- break;
- } else {
- label = 7;
- break;
- }
+ L3:
+ if (state % 3 == 1) {
+ label = 3;
+ } else if (state % 3 == 0) {
+ print(8); state = check();
+ if (state % 2 == 0) {
+ label = 5;
+ break L3;
} else {
- break L1;
+ label = 7;
+ break L3;
}
- } while(0);
+ } else {
+ break L1;
+ }
while(1) {
if (label == 3) {
label = 0;
diff --git a/src/relooper/test_inf.txt b/src/relooper/test_inf.txt
index 379d2083..3e292433 100644
--- a/src/relooper/test_inf.txt
+++ b/src/relooper/test_inf.txt
@@ -5,35 +5,34 @@ if (uint(i4) >= uint(i5)) {
code 1
}
code 3
-L5: do {
- if (!(i2 == 0)) {
- code 4
- while(1) {
- code 5
- if (uint(i6) >= uint(i7)) {
- code 7
- } else {
- code 6
- }
- code 8
- if (uint(i6) >= uint(i7)) {
- code 10
- } else {
- code 9
- }
- code 11
- if (uint(i5) >= uint(i6)) {
- code 13
- } else {
- code 12
- }
- code 14
- if (!(i2 != 0)) {
- break L5;
- }
+L5:
+if (!(i2 == 0)) {
+ code 4
+ while(1) {
+ code 5
+ if (uint(i6) >= uint(i7)) {
+ code 7
+ } else {
+ code 6
+ }
+ code 8
+ if (uint(i6) >= uint(i7)) {
+ code 10
+ } else {
+ code 9
+ }
+ code 11
+ if (uint(i5) >= uint(i6)) {
+ code 13
+ } else {
+ code 12
+ }
+ code 14
+ if (!(i2 != 0)) {
+ break L5;
}
}
-} while(0);
+}
code 15
if (uint(i4) >= uint(i5)) {
code 17
@@ -41,179 +40,178 @@ if (uint(i4) >= uint(i5)) {
code 16
}
code 18
-L26: do {
- if (!(i2 == 0)) {
- code 19
- while(1) {
- code 20
- if (uint(i5) >= uint(i6)) {
- code 22
- } else {
- code 21
- }
- code 23
- if (uint(i5) >= uint(i6)) {
- code 25
- } else {
- code 24
- }
- code 26
- if (uint(i5) >= uint(i6)) {
- code 28
- } else {
- code 27
- }
- code 29
- if (uint(i5) >= uint(i6)) {
- code 31
- } else {
- code 30
- }
- code 32
- if (uint(i5) >= uint(i6)) {
- code 34
- } else {
- code 33
- }
- code 35
- if (uint(i5) >= uint(i6)) {
- code 37
- } else {
- code 36
- }
- code 38
- if (uint(i5) >= uint(i6)) {
- code 40
- } else {
- code 39
- }
- code 41
- if (uint(i5) >= uint(i6)) {
- code 43
- } else {
- code 42
- }
- code 44
- if (uint(i5) >= uint(i6)) {
- code 46
- } else {
- code 45
- }
- code 47
- if (uint(i5) >= uint(i6)) {
- code 49
- } else {
- code 48
- }
- code 50
- if (uint(i5) >= uint(i6)) {
- code 52
- } else {
- code 51
- }
- code 53
- if (uint(i5) >= uint(i6)) {
- code 55
- } else {
- code 54
- }
- code 56
- if (uint(i5) >= uint(i6)) {
- code 58
- } else {
- code 57
- }
- code 59
- if (uint(i5) >= uint(i6)) {
- code 61
- } else {
- code 60
- }
- code 62
- if (uint(i5) >= uint(i6)) {
- code 64
- } else {
- code 63
- }
- code 65
- if (uint(i5) >= uint(i6)) {
- code 67
- } else {
- code 66
- }
- code 68
- if (uint(i5) >= uint(i6)) {
- code 70
- } else {
- code 69
- }
- code 71
- if (uint(i5) >= uint(i6)) {
- code 73
- } else {
- code 72
- }
- code 74
- if (uint(i5) >= uint(i6)) {
- code 76
- } else {
- code 75
- }
- code 77
- if (uint(i5) >= uint(i6)) {
- code 79
- } else {
- code 78
- }
- code 80
- if (uint(i5) >= uint(i6)) {
- code 82
- } else {
- code 81
- }
- code 83
- if (uint(i5) >= uint(i6)) {
- code 85
- } else {
- code 84
- }
- code 86
- if (uint(i5) >= uint(i6)) {
- code 88
- } else {
- code 87
- }
- code 89
- if (uint(i5) >= uint(i6)) {
- code 91
- } else {
- code 90
- }
- code 92
- if (uint(i5) >= uint(i6)) {
- code 94
- } else {
- code 93
- }
- code 95
- if (uint(i5) >= uint(i6)) {
- code 97
- } else {
- code 96
- }
- code 98
- if (uint(i5) >= uint(i6)) {
- code 100
- } else {
- code 99
- }
- code 101
- if (!(i2 != 0)) {
- break L26;
- }
+L26:
+if (!(i2 == 0)) {
+ code 19
+ while(1) {
+ code 20
+ if (uint(i5) >= uint(i6)) {
+ code 22
+ } else {
+ code 21
+ }
+ code 23
+ if (uint(i5) >= uint(i6)) {
+ code 25
+ } else {
+ code 24
+ }
+ code 26
+ if (uint(i5) >= uint(i6)) {
+ code 28
+ } else {
+ code 27
+ }
+ code 29
+ if (uint(i5) >= uint(i6)) {
+ code 31
+ } else {
+ code 30
+ }
+ code 32
+ if (uint(i5) >= uint(i6)) {
+ code 34
+ } else {
+ code 33
+ }
+ code 35
+ if (uint(i5) >= uint(i6)) {
+ code 37
+ } else {
+ code 36
+ }
+ code 38
+ if (uint(i5) >= uint(i6)) {
+ code 40
+ } else {
+ code 39
+ }
+ code 41
+ if (uint(i5) >= uint(i6)) {
+ code 43
+ } else {
+ code 42
+ }
+ code 44
+ if (uint(i5) >= uint(i6)) {
+ code 46
+ } else {
+ code 45
+ }
+ code 47
+ if (uint(i5) >= uint(i6)) {
+ code 49
+ } else {
+ code 48
+ }
+ code 50
+ if (uint(i5) >= uint(i6)) {
+ code 52
+ } else {
+ code 51
+ }
+ code 53
+ if (uint(i5) >= uint(i6)) {
+ code 55
+ } else {
+ code 54
+ }
+ code 56
+ if (uint(i5) >= uint(i6)) {
+ code 58
+ } else {
+ code 57
+ }
+ code 59
+ if (uint(i5) >= uint(i6)) {
+ code 61
+ } else {
+ code 60
+ }
+ code 62
+ if (uint(i5) >= uint(i6)) {
+ code 64
+ } else {
+ code 63
+ }
+ code 65
+ if (uint(i5) >= uint(i6)) {
+ code 67
+ } else {
+ code 66
+ }
+ code 68
+ if (uint(i5) >= uint(i6)) {
+ code 70
+ } else {
+ code 69
+ }
+ code 71
+ if (uint(i5) >= uint(i6)) {
+ code 73
+ } else {
+ code 72
+ }
+ code 74
+ if (uint(i5) >= uint(i6)) {
+ code 76
+ } else {
+ code 75
+ }
+ code 77
+ if (uint(i5) >= uint(i6)) {
+ code 79
+ } else {
+ code 78
+ }
+ code 80
+ if (uint(i5) >= uint(i6)) {
+ code 82
+ } else {
+ code 81
+ }
+ code 83
+ if (uint(i5) >= uint(i6)) {
+ code 85
+ } else {
+ code 84
+ }
+ code 86
+ if (uint(i5) >= uint(i6)) {
+ code 88
+ } else {
+ code 87
+ }
+ code 89
+ if (uint(i5) >= uint(i6)) {
+ code 91
+ } else {
+ code 90
+ }
+ code 92
+ if (uint(i5) >= uint(i6)) {
+ code 94
+ } else {
+ code 93
+ }
+ code 95
+ if (uint(i5) >= uint(i6)) {
+ code 97
+ } else {
+ code 96
+ }
+ code 98
+ if (uint(i5) >= uint(i6)) {
+ code 100
+ } else {
+ code 99
+ }
+ code 101
+ if (!(i2 != 0)) {
+ break L26;
}
}
-} while(0);
+}
code 102
if (uint(i4) >= uint(i5)) {
code 104
@@ -221,137 +219,136 @@ if (uint(i4) >= uint(i5)) {
code 103
}
code 105
-L143: do {
- if (!(i2 == 0)) {
- code 106
- while(1) {
- code 107
- if (uint(i5) >= uint(i6)) {
- code 109
- } else {
- code 108
- }
- code 110
- if (uint(i5) >= uint(i6)) {
- code 112
- } else {
- code 111
- }
- code 113
- if (uint(i5) >= uint(i6)) {
- code 115
- } else {
- code 114
- }
- code 116
- if (uint(i5) >= uint(i6)) {
- code 118
- } else {
- code 117
- }
- code 119
- if (uint(i5) >= uint(i6)) {
- code 121
- } else {
- code 120
- }
- code 122
- if (uint(i5) >= uint(i6)) {
- code 124
- } else {
- code 123
- }
- code 125
- if (uint(i5) >= uint(i6)) {
- code 127
- } else {
- code 126
- }
- code 128
- if (uint(i5) >= uint(i6)) {
- code 130
- } else {
- code 129
- }
- code 131
- if (uint(i5) >= uint(i6)) {
- code 133
- } else {
- code 132
- }
- code 134
- if (uint(i5) >= uint(i6)) {
- code 136
- } else {
- code 135
- }
- code 137
- if (uint(i5) >= uint(i6)) {
- code 139
- } else {
- code 138
- }
- code 140
- if (uint(i5) >= uint(i6)) {
- code 142
- } else {
- code 141
- }
- code 143
- if (uint(i5) >= uint(i6)) {
- code 145
- } else {
- code 144
- }
- code 146
- if (uint(i5) >= uint(i6)) {
- code 148
- } else {
- code 147
- }
- code 149
- if (uint(i5) >= uint(i6)) {
- code 151
- } else {
- code 150
- }
- code 152
- if (uint(i5) >= uint(i6)) {
- code 154
- } else {
- code 153
- }
- code 155
- if (uint(i5) >= uint(i6)) {
- code 157
- } else {
- code 156
- }
- code 158
- if (uint(i5) >= uint(i6)) {
- code 160
- } else {
- code 159
- }
- code 161
- if (uint(i5) >= uint(i6)) {
- code 163
- } else {
- code 162
- }
- code 164
- if (uint(i5) >= uint(i6)) {
- code 166
- } else {
- code 165
- }
- code 167
- if (!(i2 != 0)) {
- break L143;
- }
+L143:
+if (!(i2 == 0)) {
+ code 106
+ while(1) {
+ code 107
+ if (uint(i5) >= uint(i6)) {
+ code 109
+ } else {
+ code 108
+ }
+ code 110
+ if (uint(i5) >= uint(i6)) {
+ code 112
+ } else {
+ code 111
+ }
+ code 113
+ if (uint(i5) >= uint(i6)) {
+ code 115
+ } else {
+ code 114
+ }
+ code 116
+ if (uint(i5) >= uint(i6)) {
+ code 118
+ } else {
+ code 117
+ }
+ code 119
+ if (uint(i5) >= uint(i6)) {
+ code 121
+ } else {
+ code 120
+ }
+ code 122
+ if (uint(i5) >= uint(i6)) {
+ code 124
+ } else {
+ code 123
+ }
+ code 125
+ if (uint(i5) >= uint(i6)) {
+ code 127
+ } else {
+ code 126
+ }
+ code 128
+ if (uint(i5) >= uint(i6)) {
+ code 130
+ } else {
+ code 129
+ }
+ code 131
+ if (uint(i5) >= uint(i6)) {
+ code 133
+ } else {
+ code 132
+ }
+ code 134
+ if (uint(i5) >= uint(i6)) {
+ code 136
+ } else {
+ code 135
+ }
+ code 137
+ if (uint(i5) >= uint(i6)) {
+ code 139
+ } else {
+ code 138
+ }
+ code 140
+ if (uint(i5) >= uint(i6)) {
+ code 142
+ } else {
+ code 141
+ }
+ code 143
+ if (uint(i5) >= uint(i6)) {
+ code 145
+ } else {
+ code 144
+ }
+ code 146
+ if (uint(i5) >= uint(i6)) {
+ code 148
+ } else {
+ code 147
+ }
+ code 149
+ if (uint(i5) >= uint(i6)) {
+ code 151
+ } else {
+ code 150
+ }
+ code 152
+ if (uint(i5) >= uint(i6)) {
+ code 154
+ } else {
+ code 153
+ }
+ code 155
+ if (uint(i5) >= uint(i6)) {
+ code 157
+ } else {
+ code 156
+ }
+ code 158
+ if (uint(i5) >= uint(i6)) {
+ code 160
+ } else {
+ code 159
+ }
+ code 161
+ if (uint(i5) >= uint(i6)) {
+ code 163
+ } else {
+ code 162
+ }
+ code 164
+ if (uint(i5) >= uint(i6)) {
+ code 166
+ } else {
+ code 165
+ }
+ code 167
+ if (!(i2 != 0)) {
+ break L143;
}
}
-} while(0);
+}
code 168
if (uint(i4) >= uint(i5)) {
code 170
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-11-25 12:57:18 +0000