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author | Chris Lattner <sabre@nondot.org> | 2007-04-11 05:02:57 +0000 |
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committer | Chris Lattner <sabre@nondot.org> | 2007-04-11 05:02:57 +0000 |
commit | 603572a7711440d7229a6f98a4e6920fdc691848 (patch) | |
tree | ab07ad896fac91e9681aa8195d1b088b6f7f5646 /test/CodeGen/PowerPC/iabs.ll | |
parent | ed4e51e58e021384cd6e7a281d13d25dbbee2eca (diff) | |
download | llvm-603572a7711440d7229a6f98a4e6920fdc691848.tar.gz llvm-603572a7711440d7229a6f98a4e6920fdc691848.tar.bz2 llvm-603572a7711440d7229a6f98a4e6920fdc691848.tar.xz |
new testcases for integer abs function
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35880 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/PowerPC/iabs.ll')
-rw-r--r-- | test/CodeGen/PowerPC/iabs.ll | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/test/CodeGen/PowerPC/iabs.ll b/test/CodeGen/PowerPC/iabs.ll new file mode 100644 index 0000000000..1414c0e67c --- /dev/null +++ b/test/CodeGen/PowerPC/iabs.ll @@ -0,0 +1,14 @@ +; RUN: llvm-as < %s | llc -march=ppc32 -stats 2>&1 | grep '4 .*Number of machine instrs printed' + +;; Integer absolute value, should produce something as good as: +;; srawi r2, r3, 31 +;; add r3, r3, r2 +;; xor r3, r3, r2 +;; blr +define i32 @test(i32 %a) { + %tmp1neg = sub i32 0, %a + %b = icmp sgt i32 %a, -1 + %abs = select i1 %b, i32 %a, i32 %tmp1neg + ret i32 %abs +} + |