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| author | Evan Cheng <evan.cheng@apple.com> | 2009-03-09 19:00:05 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2009-03-09 19:00:05 +0000 |
| commit | 0d8fc52ed37af612dae62868727b840b8936efb2 (patch) | |
| tree | 544ac00c852b55e7d9c07efd5587827164dd2dd7 /test | |
| parent | c785b4f4a613f3e553651f7c0dbed4c6d8b5af47 (diff) | |
| download | external_llvm-0d8fc52ed37af612dae62868727b840b8936efb2.zip external_llvm-0d8fc52ed37af612dae62868727b840b8936efb2.tar.gz external_llvm-0d8fc52ed37af612dae62868727b840b8936efb2.tar.bz2 | |
Yet another case where the spiller marked two uses of the same register on the same instruction as kill. This fixes PR3706.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@66428 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/CodeGen/X86/2009-03-09-SpillerBug.ll | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/test/CodeGen/X86/2009-03-09-SpillerBug.ll b/test/CodeGen/X86/2009-03-09-SpillerBug.ll new file mode 100644 index 0000000..14bdcc3 --- /dev/null +++ b/test/CodeGen/X86/2009-03-09-SpillerBug.ll @@ -0,0 +1,18 @@ +; RUN: llvm-as < %s | llc -mtriple=i386-pc-linux-gnu +; PR3706 + +define void @__mulxc3(x86_fp80 %b) nounwind { +entry: + %call = call x86_fp80 @y(x86_fp80* null, x86_fp80* null) ; <x86_fp80> [#uses=0] + %cmp = fcmp ord x86_fp80 %b, 0xK00000000000000000000 ; <i1> [#uses=1] + %sub = sub x86_fp80 %b, %b ; <x86_fp80> [#uses=1] + %cmp7 = fcmp uno x86_fp80 %sub, 0xK00000000000000000000 ; <i1> [#uses=1] + %and12 = and i1 %cmp7, %cmp ; <i1> [#uses=1] + %and = zext i1 %and12 to i32 ; <i32> [#uses=1] + %conv9 = sitofp i32 %and to x86_fp80 ; <x86_fp80> [#uses=1] + store x86_fp80 %conv9, x86_fp80* null + store x86_fp80 %b, x86_fp80* null + ret void +} + +declare x86_fp80 @y(x86_fp80*, x86_fp80*) |