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| author | Chris Lattner <sabre@nondot.org> | 2007-04-11 05:02:57 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2007-04-11 05:02:57 +0000 |
| commit | 9f780e339eccc5a045b4849c5caae2c0f5a94ac9 (patch) | |
| tree | 7d922c6c9ce4dfdb19460e4113bb5b4339aaedee /llvm/test/CodeGen/PowerPC | |
| parent | 32104034f8e186e23bd184b01ce150d7f5564230 (diff) | |
| download | bcm5719-llvm-9f780e339eccc5a045b4849c5caae2c0f5a94ac9.tar.gz bcm5719-llvm-9f780e339eccc5a045b4849c5caae2c0f5a94ac9.zip | |
new testcases for integer abs function
llvm-svn: 35880
Diffstat (limited to 'llvm/test/CodeGen/PowerPC')
| -rw-r--r-- | llvm/test/CodeGen/PowerPC/iabs.ll | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/PowerPC/iabs.ll b/llvm/test/CodeGen/PowerPC/iabs.ll new file mode 100644 index 00000000000..1414c0e67c3 --- /dev/null +++ b/llvm/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 +} + |
