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author | Nadav Rotem <nadav.rotem@intel.com> | 2012-07-23 07:59:50 +0000 |
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committer | Nadav Rotem <nadav.rotem@intel.com> | 2012-07-23 07:59:50 +0000 |
commit | ed1a335ece5c83230af662580e69008ed6fcca17 (patch) | |
tree | ea3bc648261cb21bd6e09b38a4164dbd24385896 /test/CodeGen/X86/2012-07-23-select_cc.ll | |
parent | f093393b9a65eae6b04c487784cb8256b15b790e (diff) | |
download | llvm-ed1a335ece5c83230af662580e69008ed6fcca17.tar.gz llvm-ed1a335ece5c83230af662580e69008ed6fcca17.tar.bz2 llvm-ed1a335ece5c83230af662580e69008ed6fcca17.tar.xz |
Fixed DAGCombine optimizations which generate select_cc for targets
that do not support it (X86 does not lower select_cc).
PR: 13428
Together with Michael Kuperstein <michael.m.kuperstein@intel.com>
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160619 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/X86/2012-07-23-select_cc.ll')
-rw-r--r-- | test/CodeGen/X86/2012-07-23-select_cc.ll | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/test/CodeGen/X86/2012-07-23-select_cc.ll b/test/CodeGen/X86/2012-07-23-select_cc.ll new file mode 100644 index 0000000000..33fcb120e1 --- /dev/null +++ b/test/CodeGen/X86/2012-07-23-select_cc.ll @@ -0,0 +1,19 @@ +; RUN: llc < %s -march=x86-64 -mcpu=corei7 + +target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" +target triple = "x86_64-unknown-linux-gnu" + +; PR 13428 + +declare void @use(double) + +define void @test() { +entry: + call void @use(double 1.000000e+00) + %A = icmp eq i64 undef, 2 + %B = zext i1 %A to i32 + %C = sitofp i32 %B to double + call void @use(double %C) + call void @use(double 0.000000e+00) + unreachable +} |