Mercurial > hg > Members > tobaru > cbc > CbC_llvm
view test/CodeGen/X86/2008-10-13-CoalescerBug.ll @ 33:e4204d083e25
LLVM 3.5
author | Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp> |
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date | Thu, 12 Dec 2013 14:32:10 +0900 |
parents | 95c75e76d11b |
children | afa8332a0e37 |
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; RUN: llc < %s -march=x86 ; PR2775 define i32 @func_77(i8 zeroext %p_79) nounwind { entry: %0 = tail call i32 (...)* @func_43(i32 1) nounwind ; <i32> [#uses=1] %1 = icmp eq i32 %0, 0 ; <i1> [#uses=1] br i1 %1, label %bb3, label %bb bb: ; preds = %entry br label %bb3 bb3: ; preds = %bb, %entry %p_79_addr.0 = phi i8 [ 0, %bb ], [ %p_79, %entry ] ; <i8> [#uses=1] %2 = zext i8 %p_79_addr.0 to i32 ; <i32> [#uses=2] %3 = zext i1 false to i32 ; <i32> [#uses=2] %4 = tail call i32 (...)* @rshift_u_s(i32 1) nounwind ; <i32> [#uses=0] %5 = lshr i32 %2, %2 ; <i32> [#uses=3] %6 = icmp eq i32 0, 0 ; <i1> [#uses=1] br i1 %6, label %bb6, label %bb9 bb6: ; preds = %bb3 %7 = ashr i32 %5, %3 ; <i32> [#uses=1] %8 = icmp eq i32 %7, 0 ; <i1> [#uses=1] %9 = select i1 %8, i32 %3, i32 0 ; <i32> [#uses=1] %. = shl i32 %5, %9 ; <i32> [#uses=1] br label %bb9 bb9: ; preds = %bb6, %bb3 %.0 = phi i32 [ %., %bb6 ], [ %5, %bb3 ] ; <i32> [#uses=0] br i1 false, label %return, label %bb10 bb10: ; preds = %bb9 ret i32 undef return: ; preds = %bb9 ret i32 undef } declare i32 @func_43(...) declare i32 @rshift_u_s(...)