From 6cfca76349963d8aa8122157c02c4c156b852744 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Sun, 3 Sep 2006 07:14:47 +0000 Subject: [PATCH] Testcase (distilled from crafty) that crashed the local RA on X86. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30063 91177308-0d34-0410-b5e6-96231b3b80d8 --- test/CodeGen/Generic/2006-09-02-LocalAllocCrash.ll | 115 +++++++++++++++++++++ 1 file changed, 115 insertions(+) create mode 100644 test/CodeGen/Generic/2006-09-02-LocalAllocCrash.ll diff --git a/test/CodeGen/Generic/2006-09-02-LocalAllocCrash.ll b/test/CodeGen/Generic/2006-09-02-LocalAllocCrash.ll new file mode 100644 index 00000000000..3231a3cec29 --- /dev/null +++ b/test/CodeGen/Generic/2006-09-02-LocalAllocCrash.ll @@ -0,0 +1,115 @@ +; RUN: llvm-as < %s | llc -regalloc=local + + %struct.CHESS_POSITION = type { ulong, ulong, ulong, ulong, ulong, ulong, ulong, ulong, ulong, ulong, ulong, ulong, ulong, ulong, ulong, ulong, ulong, ulong, uint, int, sbyte, sbyte, [64 x sbyte], sbyte, sbyte, sbyte, sbyte, sbyte } +%search = external global %struct.CHESS_POSITION ; <%struct.CHESS_POSITION*> [#uses=2] +%bishop_shift_rl45 = external global [64 x int] ; <[64 x int]*> [#uses=1] +%bishop_shift_rr45 = external global [64 x int] ; <[64 x int]*> [#uses=1] +%black_outpost = external global [64 x sbyte] ; <[64 x sbyte]*> [#uses=1] +%bishop_mobility_rl45 = external global [64 x [256 x int]] ; <[64 x [256 x int]]*> [#uses=1] +%bishop_mobility_rr45 = external global [64 x [256 x int]] ; <[64 x [256 x int]]*> [#uses=1] + +implementation ; Functions: + +declare fastcc int %FirstOne() + +fastcc void %Evaluate() { +entry: + br bool false, label %cond_false186, label %cond_true + +cond_true: ; preds = %entry + ret void + +cond_false186: ; preds = %entry + br bool false, label %cond_true293, label %bb203 + +bb203: ; preds = %cond_false186 + ret void + +cond_true293: ; preds = %cond_false186 + br bool false, label %cond_true298, label %cond_next317 + +cond_true298: ; preds = %cond_true293 + br bool false, label %cond_next518, label %cond_true397.preheader + +cond_next317: ; preds = %cond_true293 + ret void + +cond_true397.preheader: ; preds = %cond_true298 + ret void + +cond_next518: ; preds = %cond_true298 + br bool false, label %bb1069, label %cond_true522 + +cond_true522: ; preds = %cond_next518 + ret void + +bb1069: ; preds = %cond_next518 + br bool false, label %cond_next1131, label %bb1096 + +bb1096: ; preds = %bb1069 + ret void + +cond_next1131: ; preds = %bb1069 + br bool false, label %cond_next1207, label %cond_true1150 + +cond_true1150: ; preds = %cond_next1131 + ret void + +cond_next1207: ; preds = %cond_next1131 + br bool false, label %cond_next1219, label %cond_true1211 + +cond_true1211: ; preds = %cond_next1207 + ret void + +cond_next1219: ; preds = %cond_next1207 + br bool false, label %cond_true1223, label %cond_next1283 + +cond_true1223: ; preds = %cond_next1219 + br bool false, label %cond_true1254, label %cond_true1264 + +cond_true1254: ; preds = %cond_true1223 + br bool false, label %bb1567, label %cond_true1369.preheader + +cond_true1264: ; preds = %cond_true1223 + ret void + +cond_next1283: ; preds = %cond_next1219 + ret void + +cond_true1369.preheader: ; preds = %cond_true1254 + ret void + +bb1567: ; preds = %cond_true1254 + %tmp1580 = load ulong* getelementptr (%struct.CHESS_POSITION* %search, int 0, uint 3) ; [#uses=1] + %tmp1591 = load ulong* getelementptr (%struct.CHESS_POSITION* %search, int 0, uint 4) ; [#uses=1] + %tmp1572 = tail call fastcc int %FirstOne( ) ; [#uses=5] + %tmp1582 = getelementptr [64 x int]* %bishop_shift_rl45, int 0, int %tmp1572 ; [#uses=1] + %tmp1583 = load int* %tmp1582 ; [#uses=1] + %tmp1583 = cast int %tmp1583 to ubyte ; [#uses=1] + %tmp1584 = shr ulong %tmp1580, ubyte %tmp1583 ; [#uses=1] + %tmp1584 = cast ulong %tmp1584 to uint ; [#uses=1] + %tmp1585 = and uint %tmp1584, 255 ; [#uses=1] + %tmp1587 = getelementptr [64 x [256 x int]]* %bishop_mobility_rl45, int 0, int %tmp1572, uint %tmp1585 ; [#uses=1] + %tmp1588 = load int* %tmp1587 ; [#uses=1] + %tmp1593 = getelementptr [64 x int]* %bishop_shift_rr45, int 0, int %tmp1572 ; [#uses=1] + %tmp1594 = load int* %tmp1593 ; [#uses=1] + %tmp1594 = cast int %tmp1594 to ubyte ; [#uses=1] + %tmp1595 = shr ulong %tmp1591, ubyte %tmp1594 ; [#uses=1] + %tmp1595 = cast ulong %tmp1595 to uint ; [#uses=1] + %tmp1596 = and uint %tmp1595, 255 ; [#uses=1] + %tmp1598 = getelementptr [64 x [256 x int]]* %bishop_mobility_rr45, int 0, int %tmp1572, uint %tmp1596 ; [#uses=1] + %tmp1599 = load int* %tmp1598 ; [#uses=1] + %tmp1600.neg = sub int 0, %tmp1588 ; [#uses=1] + %tmp1602 = sub int %tmp1600.neg, %tmp1599 ; [#uses=1] + %tmp1604 = getelementptr [64 x sbyte]* %black_outpost, int 0, int %tmp1572 ; [#uses=1] + %tmp1605 = load sbyte* %tmp1604 ; [#uses=1] + %tmp1606 = seteq sbyte %tmp1605, 0 ; [#uses=1] + br bool %tmp1606, label %cond_next1637, label %cond_true1607 + +cond_true1607: ; preds = %bb1567 + ret void + +cond_next1637: ; preds = %bb1567 + %tmp1662 = sub int %tmp1602, 0 ; [#uses=0] + ret void +} -- 2.11.0