diff options
| author | Devang Patel <dpatel@apple.com> | 2008-11-17 23:27:13 +0000 |
|---|---|---|
| committer | Devang Patel <dpatel@apple.com> | 2008-11-17 23:27:13 +0000 |
| commit | e2ba01d7428026fab52e69c7714b184ffc5c61fa (patch) | |
| tree | 826521e79216999d5c891e701818b1448aa6aca9 /test | |
| parent | c8dac6262384a3f01b611fc3e5d1267345481c64 (diff) | |
| download | external_llvm-e2ba01d7428026fab52e69c7714b184ffc5c61fa.zip external_llvm-e2ba01d7428026fab52e69c7714b184ffc5c61fa.tar.gz external_llvm-e2ba01d7428026fab52e69c7714b184ffc5c61fa.tar.bz2 | |
While handling floating point IVs lift restrictions on initial value and increment value.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59471 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/Transforms/IndVarsSimplify/2008-11-03-Floating.ll | 50 |
1 files changed, 49 insertions, 1 deletions
diff --git a/test/Transforms/IndVarsSimplify/2008-11-03-Floating.ll b/test/Transforms/IndVarsSimplify/2008-11-03-Floating.ll index b7574fe..6fc065f 100644 --- a/test/Transforms/IndVarsSimplify/2008-11-03-Floating.ll +++ b/test/Transforms/IndVarsSimplify/2008-11-03-Floating.ll @@ -1,4 +1,4 @@ -; RUN: llvm-as < %s | opt -indvars | llvm-dis | grep icmp | count 1 +; RUN: llvm-as < %s | opt -indvars | llvm-dis | grep icmp | count 4 define void @bar() nounwind { entry: br label %bb @@ -15,3 +15,51 @@ return: ; preds = %bb } declare i32 @foo(double) + +define void @bar2() nounwind { +entry: + br label %bb + +bb: ; preds = %bb, %entry + %x.0.reg2mem.0 = phi double [ -10.000000e+00, %entry ], [ %1, %bb ] ; <double> [#uses=2] + %0 = tail call i32 @foo(double %x.0.reg2mem.0) nounwind ; <i32> [#uses=0] + %1 = add double %x.0.reg2mem.0, 2.000000e+00 ; <double> [#uses=2] + %2 = fcmp olt double %1, -1.000000e+00 ; <i1> [#uses=1] + br i1 %2, label %bb, label %return + +return: ; preds = %bb + ret void +} + + +define void @bar3() nounwind { +entry: + br label %bb + +bb: ; preds = %bb, %entry + %x.0.reg2mem.0 = phi double [ 0.000000e+00, %entry ], [ %1, %bb ] ; <double> [#uses=2] + %0 = tail call i32 @foo(double %x.0.reg2mem.0) nounwind ; <i32> [#uses=0] + %1 = add double %x.0.reg2mem.0, 1.000000e+00 ; <double> [#uses=2] + %2 = fcmp olt double %1, -1.000000e+00 ; <i1> [#uses=1] + br i1 %2, label %bb, label %return + +return: ; preds = %bb + ret void +} + +define void @bar4() nounwind { +entry: + br label %bb + +bb: ; preds = %bb, %entry + %x.0.reg2mem.0 = phi double [ 40.000000e+00, %entry ], [ %1, %bb ] ; <double> [#uses=2] + %0 = tail call i32 @foo(double %x.0.reg2mem.0) nounwind ; <i32> [#uses=0] + %1 = add double %x.0.reg2mem.0, -1.000000e+00 ; <double> [#uses=2] + %2 = fcmp olt double %1, 1.000000e+00 ; <i1> [#uses=1] + br i1 %2, label %bb, label %return + +return: ; preds = %bb + ret void +} + + |