| Jakob Stoklund Olesen | 8eea48a | 2010-02-15 22:03:29 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s > %t |
| 2 | ; PR6300 |
| 3 | target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:32:32-n8:16:32" |
| 4 | target triple = "i386-pc-linux-gnu" |
| 5 | |
| 6 | ; When the "154" loops back onto itself, it defines a register after using it. |
| 7 | ; The first value of the register is implicit-def. |
| 8 | |
| 9 | %"struct location_chain_def" = type { %"struct location_chain_def"*, %"struct rtx_def"*, %"struct rtx_def"*, i32 } |
| 10 | %"struct real_value" = type { i32, [5 x i32] } |
| 11 | %"struct rtx_def" = type { i16, i8, i8, %"union u" } |
| 12 | %"union u" = type { %"struct real_value" } |
| 13 | |
| 14 | define i32 @variable_union(i8** nocapture %slot, i8* nocapture %data) nounwind { |
| 15 | entry: |
| 16 | br i1 undef, label %"4.thread", label %"3" |
| 17 | |
| 18 | "4.thread": ; preds = %entry |
| 19 | unreachable |
| 20 | |
| 21 | "3": ; preds = %entry |
| 22 | br i1 undef, label %"19", label %"20" |
| 23 | |
| 24 | "19": ; preds = %"3" |
| 25 | unreachable |
| 26 | |
| 27 | "20": ; preds = %"3" |
| 28 | br i1 undef, label %"56.preheader", label %dv_onepart_p.exit |
| 29 | |
| 30 | dv_onepart_p.exit: ; preds = %"20" |
| 31 | unreachable |
| 32 | |
| 33 | "56.preheader": ; preds = %"20" |
| 34 | br label %"56" |
| 35 | |
| 36 | "50": ; preds = %"57" |
| 37 | br label %"56" |
| 38 | |
| 39 | "56": ; preds = %"50", %"56.preheader" |
| 40 | br i1 undef, label %"57", label %"58" |
| 41 | |
| 42 | "57": ; preds = %"56" |
| 43 | br i1 undef, label %"50", label %"58" |
| 44 | |
| 45 | "58": ; preds = %"57", %"56" |
| 46 | br i1 undef, label %"62", label %"63" |
| 47 | |
| 48 | "62": ; preds = %"58" |
| 49 | unreachable |
| 50 | |
| 51 | "63": ; preds = %"58" |
| 52 | br i1 undef, label %"67", label %"66" |
| 53 | |
| 54 | "66": ; preds = %"63" |
| 55 | br label %"67" |
| 56 | |
| 57 | "67": ; preds = %"66", %"63" |
| 58 | br label %"68" |
| 59 | |
| 60 | "68": ; preds = %"161", %"67" |
| 61 | br i1 undef, label %"153", label %"161" |
| 62 | |
| 63 | "153": ; preds = %"68" |
| 64 | br i1 undef, label %"160", label %bb.nph46 |
| 65 | |
| 66 | bb.nph46: ; preds = %"153" |
| 67 | br label %"154" |
| 68 | |
| 69 | "154": ; preds = %"154", %bb.nph46 |
| 70 | %0 = phi %"struct location_chain_def"** [ undef, %bb.nph46 ], [ %1, %"154" ] ; <%"struct location_chain_def"**> [#uses=1] |
| 71 | %1 = bitcast i8* undef to %"struct location_chain_def"** ; <%"struct location_chain_def"**> [#uses=1] |
| 72 | store %"struct location_chain_def"* undef, %"struct location_chain_def"** %0, align 4 |
| 73 | br i1 undef, label %"160", label %"154" |
| 74 | |
| 75 | "160": ; preds = %"154", %"153" |
| 76 | br label %"161" |
| 77 | |
| 78 | "161": ; preds = %"160", %"68" |
| 79 | br label %"68" |
| 80 | } |