| Evan Cheng | eed97ef | 2008-08-05 07:10:38 +0000 | [diff] [blame] | 1 | ; RUN: llvm-as < %s | llc -mtriple=i386-apple-darwin -disable-fp-elim -stats -info-output-file - | not grep {Number of dead stores elided} |
| 2 | ; PR2568 |
| 3 | |
| 4 | @g_3 = external global i16 ; <i16*> [#uses=1] |
| 5 | @g_5 = external global i32 ; <i32*> [#uses=3] |
| 6 | |
| 7 | declare i32 @func_15(i16 signext , i16 signext , i32) nounwind |
| 8 | |
| 9 | define void @func_9_entry_2E_ce(i8 %p_11) nounwind { |
| 10 | newFuncRoot: |
| 11 | br label %entry.ce |
| 12 | |
| 13 | entry.ce.ret.exitStub: ; preds = %entry.ce |
| 14 | ret void |
| 15 | |
| 16 | entry.ce: ; preds = %newFuncRoot |
| 17 | load i16* @g_3, align 2 ; <i16>:0 [#uses=1] |
| 18 | icmp sgt i16 %0, 0 ; <i1>:1 [#uses=1] |
| 19 | zext i1 %1 to i32 ; <i32>:2 [#uses=1] |
| 20 | load i32* @g_5, align 4 ; <i32>:3 [#uses=4] |
| 21 | icmp ugt i32 %2, %3 ; <i1>:4 [#uses=1] |
| 22 | zext i1 %4 to i32 ; <i32>:5 [#uses=1] |
| 23 | icmp eq i32 %3, 0 ; <i1>:6 [#uses=1] |
| 24 | %.0 = select i1 %6, i32 1, i32 %3 ; <i32> [#uses=1] |
| 25 | urem i32 1, %.0 ; <i32>:7 [#uses=2] |
| 26 | sext i8 %p_11 to i16 ; <i16>:8 [#uses=1] |
| 27 | trunc i32 %3 to i16 ; <i16>:9 [#uses=1] |
| 28 | tail call i32 @func_15( i16 signext %8, i16 signext %9, i32 1 ) nounwind ; <i32>:10 [#uses=0] |
| 29 | load i32* @g_5, align 4 ; <i32>:11 [#uses=1] |
| 30 | trunc i32 %11 to i16 ; <i16>:12 [#uses=1] |
| 31 | tail call i32 @func_15( i16 signext %12, i16 signext 1, i32 %7 ) nounwind ; <i32>:13 [#uses=0] |
| 32 | sext i8 %p_11 to i32 ; <i32>:14 [#uses=1] |
| 33 | %p_11.lobit = lshr i8 %p_11, 7 ; <i8> [#uses=1] |
| 34 | %tmp = zext i8 %p_11.lobit to i32 ; <i32> [#uses=1] |
| 35 | %tmp.not = xor i32 %tmp, 1 ; <i32> [#uses=1] |
| 36 | %.015 = ashr i32 %14, %tmp.not ; <i32> [#uses=2] |
| 37 | icmp eq i32 %.015, 0 ; <i1>:15 [#uses=1] |
| 38 | %.016 = select i1 %15, i32 1, i32 %.015 ; <i32> [#uses=1] |
| 39 | udiv i32 %7, %.016 ; <i32>:16 [#uses=1] |
| 40 | icmp ult i32 %5, %16 ; <i1>:17 [#uses=1] |
| 41 | zext i1 %17 to i32 ; <i32>:18 [#uses=1] |
| 42 | store i32 %18, i32* @g_5, align 4 |
| 43 | br label %entry.ce.ret.exitStub |
| 44 | } |