Mercurial > hg > CbC > CbC_llvm
view test/CodeGen/PowerPC/iabs.ll @ 83:60c9769439b8 LLVM3.7
LLVM 3.7
author | Tatsuki IHA <e125716@ie.u-ryukyu.ac.jp> |
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date | Wed, 18 Feb 2015 14:55:36 +0900 |
parents | 95c75e76d11b |
children | 1172e4bd9c6f |
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; REQUIRES: asserts ; RUN: llc < %s -march=ppc32 -stats 2>&1 | \ ; RUN: 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 }