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| author | Devang Patel <dpatel@apple.com> | 2008-11-18 00:40:02 +0000 |
|---|---|---|
| committer | Devang Patel <dpatel@apple.com> | 2008-11-18 00:40:02 +0000 |
| commit | 13877bf6c20621541ff71583c626bda68ef09219 (patch) | |
| tree | e4db201f014078de189180b4b24dbd93eaf74bba /test | |
| parent | 2d093f356007979e2e071725a98894a36c3625e0 (diff) | |
| download | llvm-13877bf6c20621541ff71583c626bda68ef09219.tar.gz llvm-13877bf6c20621541ff71583c626bda68ef09219.tar.bz2 llvm-13877bf6c20621541ff71583c626bda68ef09219.tar.xz | |
Give SIToFPInst preference over UIToFPInst because it is faster on platforms that are widely used.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59476 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/Transforms/IndVarsSimplify/2008-11-17-Floating.ll | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/test/Transforms/IndVarsSimplify/2008-11-17-Floating.ll b/test/Transforms/IndVarsSimplify/2008-11-17-Floating.ll new file mode 100644 index 0000000000..faf1da3058 --- /dev/null +++ b/test/Transforms/IndVarsSimplify/2008-11-17-Floating.ll @@ -0,0 +1,35 @@ +; RUN: llvm-as < %s | opt -indvars | llvm-dis | grep icmp | count 2 +; RUN: llvm-as < %s | opt -indvars | llvm-dis | grep sitofp | count 1 +; RUN: llvm-as < %s | opt -indvars | llvm-dis | grep uitofp | count 1 + +define void @bar() 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, 1.0e+0 ; <double> [#uses=2] + %2 = fcmp olt double %1, 2147483646.0e+0 ; <i1> [#uses=1] + br i1 %2, label %bb, label %return + +return: ; preds = %bb + ret void +} + +define void @bar1() 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, 1.0e+0 ; <double> [#uses=2] + %2 = fcmp olt double %1, 2147483647.0e+0 ; <i1> [#uses=1] + br i1 %2, label %bb, label %return + +return: ; preds = %bb + ret void +} + +declare i32 @foo(double) |