Changes in directory llvm-test/SingleSource/UnitTests/SignlessTypes:
Makefile updated: 1.1 -> 1.2
div.c updated: 1.1 -> 1.2
---
Log message:
Fine-grainify the tests so the output will tell us specifically which
optimization is failing.
---
Diffs of the changes: (+76 -35)
Makefile |2 -
div.c| 109 +++
2 files changed, 76 insertions(+), 35 deletions(-)
Index: llvm-test/SingleSource/UnitTests/SignlessTypes/Makefile
diff -u llvm-test/SingleSource/UnitTests/SignlessTypes/Makefile:1.1
llvm-test/SingleSource/UnitTests/SignlessTypes/Makefile:1.2
--- llvm-test/SingleSource/UnitTests/SignlessTypes/Makefile:1.1 Tue Oct 24
19:27:48 2006
+++ llvm-test/SingleSource/UnitTests/SignlessTypes/Makefile Tue Oct 24
19:59:01 2006
@@ -1,5 +1,5 @@
# SingleSource/UnitTests/Vector/Makefile
LEVEL = ../../..
-
+PROG=div
include $(LEVEL)/Makefile.config
include $(LEVEL)/SingleSource/Makefile.singlesrc
Index: llvm-test/SingleSource/UnitTests/SignlessTypes/div.c
diff -u llvm-test/SingleSource/UnitTests/SignlessTypes/div.c:1.1
llvm-test/SingleSource/UnitTests/SignlessTypes/div.c:1.2
--- llvm-test/SingleSource/UnitTests/SignlessTypes/div.c:1.1Tue Oct 24
19:27:48 2006
+++ llvm-test/SingleSource/UnitTests/SignlessTypes/div.cTue Oct 24
19:59:01 2006
@@ -8,51 +8,92 @@
#include
-unsigned
-udivTest1(unsigned X, unsigned Y) {
-
- unsigned Tally = 0;
+unsigned uDivTest1(unsigned X, unsigned Y) {
/* 0 / X == 0 */
- Tally += 0 / X;
-
+ return 0 / X;
+}
+unsigned uDivTest2(unsigned X, unsigned Y) {
/* div X, 1 == X */
- Tally += X / 1;
-
+ return X / 1;
+}
+unsigned uDivTest3(unsigned X, unsigned Y) {
/* div X, -1 == -X */
- Tally += X / -1;
-
+ return X / -1;
+}
+unsigned uDivTest4(unsigned X, unsigned Y) {
/* div X, (Cond ? 0 : Y) -> div X, Y. */
- Tally += ( X == Y ? 0 : Y );
- Tally += ( X == Y ? ((unsigned)0) : Y );
-
+ return ( X == Y ? 0 : Y );
+}
+unsigned uDivTest5(unsigned X, unsigned Y) {
+ /* div X, (Cond ? 0 : Y) -> div X, Y. */
+ return ( X == Y ? ((unsigned)0) : Y );
+}
+unsigned uDivTest6(unsigned X, unsigned Y) {
/* div X, (Cond ? Y : 0) -> div X, Y */
- Tally += ( X != Y ? Y : 0 );
- Tally += ( X != Y ? Y : ((unsigned)0) );
-
+ return ( X != Y ? Y : 0 );
+}
+unsigned uDivTest7(unsigned X, unsigned Y) {
+ /* div X, (Cond ? Y : 0) -> div X, Y */
+ return ( X != Y ? Y : ((unsigned)0) );
+}
+unsigned uDivTest8(unsigned X, unsigned Y) {
/* (X / C1) / C2 -> X / (C1*C2) */
- Tally += ( X / 2 ) / 4;
- Tally += ( X / ((unsigned)2)) / ((unsigned)4);
-
+ return ( X / 2 ) / 4;
+}
+unsigned uDivTest9(unsigned X, unsigned Y) {
+ /* (X / C1) / C2 -> X / (C1*C2) */
+ return ( X / ((unsigned)2)) / ((unsigned)4);
+}
+unsigned uDivTest10(unsigned X, unsigned Y) {
/* X udiv C^2 -> X >> C */
- Tally += X / 4;
- Tally += X / ((unsigned)4);
-
+ return X / 4;
+}
+unsigned uDivTest11(unsigned X, unsigned Y) {
+ /* X udiv C^2 -> X >> C */
+ return X / ((unsigned)4);
+}
+unsigned uDivTest12(unsigned X, unsigned Y) {
/* X udiv (C1 << N), where C1 is "1< X >> (N+C2) */
- Tally += X / (4 << Y);
- Tally += X / (((unsigned)4) << Y);
-
+ return X / (4 << Y);
+}
+unsigned uDivTest13(unsigned X, unsigned Y) {
+ /* X udiv (C1 << N), where C1 is "1< X >> (N+C2) */
+ return X / (((unsigned)4) << Y);
+}
+unsigned uDivTest14(unsigned X, unsigned Y) {
/* udiv X, (Select Cond, C1, C2) --> Select Cond, (shr X, C1), (shr X, C2) */
- Tally += X / (X == Y, 2, 4);
- Tally += X / (X == Y, ((unsigned)2), ((unsigned)4));
-
+ return X / (X == Y, 2, 4);
+}
+unsigned uDivTest15(unsigned X, unsigned Y) {
+ /* udiv X, (Select Cond, C1, C2) --> Select Cond, (shr X, C1), (shr X, C2) */
+ return X / (X == Y, ((unsigned)2), ((unsigned)4));
+}
+unsigned uDivTest16(unsigned X, unsigned Y) {
/* -X/C -> X/-C */
- Tally += -X / 2;
- Tally += -X / ((unsigned)2);
-
- return Tally;
+ return -X / 2;
+}
+unsigned uDivTest17(unsigned X, unsigned Y) {
+ /* -X/C -> X/-C */
+ return -X / ((unsigned)2);
}
int main(int argc, char**argv) {
- unsigned result = udivTest1(42, 3);
- printf("udivTest1(42,17) = %u\n", udivTest1(42,17));
+ printf("uDivTest1(42,3) = %u\n", uDivTest1(42,3));
+ printf("uDivTest2(42,3) = %u\n", uDivTest2(42,3));
+ printf("uDivTest3(42,3) = %u\n", uDivTest3(42,3));
+ printf("uDivTest4(42,3) = %u\n", uDivTest4(42,3));
+ printf("uDivTest5(42,3) = %u\n", uDivTest5(42,3));
+ printf("uDivTest6(42,3) = %u\n", uDivTest6(42,3));
+ printf("uDivTest7(42,3) = %u\n", uDivTest7(42,3));
+ printf("uDivTest8(42,3) = %u\n", uDivTest8(42,3));
+ printf("uDivTest9(42,3) = %u\n", uDivTest9(42,3));
+ printf("uDivTest10(42,3) = %u\n", uDivTest10(42,3));
+ printf("uDivTest11(42,3) = %u\n", uDivTest11(42,3));
+ printf("uDivTest12(42,3) = %u\n", uDivTest12(42,3));
+ printf("uDivTest13(42,3) = %u\n", uDivTest13(42,3));
+ printf("uDivTest14(42,3) = %u\n", uDivTest14(42,3));
+ printf("uDivTest15(42,3
