diff options
Diffstat (limited to 'test/CodeGen/Thumb2/2009-09-28-ITBlockBug.ll')
| -rw-r--r-- | test/CodeGen/Thumb2/2009-09-28-ITBlockBug.ll | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/test/CodeGen/Thumb2/2009-09-28-ITBlockBug.ll b/test/CodeGen/Thumb2/2009-09-28-ITBlockBug.ll new file mode 100644 index 0000000..e84e867 --- /dev/null +++ b/test/CodeGen/Thumb2/2009-09-28-ITBlockBug.ll @@ -0,0 +1,154 @@ +; RUN: llc < %s -mtriple=thumbv7-apple-darwin -mcpu=cortex-a8 | FileCheck %s + +%struct.pix_pos = type { i32, i32, i32, i32, i32, i32 } + +@getNeighbour = external global void (i32, i32, i32, i32, %struct.pix_pos*)*, align 4 ; <void (i32, i32, i32, i32, %struct.pix_pos*)**> [#uses=2] + +define arm_apcscc void @t() nounwind { +; CHECK: t: +; CHECK: ittt eq +; CHECK-NEXT: addeq +; CHECK-NEXT: movweq +; CHECK-NEXT: movteq +entry: + %pix_a.i294 = alloca [4 x %struct.pix_pos], align 4 ; <[4 x %struct.pix_pos]*> [#uses=2] + br i1 undef, label %land.rhs, label %lor.end + +land.rhs: ; preds = %entry + br label %lor.end + +lor.end: ; preds = %land.rhs, %entry + switch i32 0, label %if.end371 [ + i32 10, label %if.then366 + i32 14, label %if.then366 + ] + +if.then366: ; preds = %lor.end, %lor.end + unreachable + +if.end371: ; preds = %lor.end + %arrayidx56.2.i = getelementptr [4 x %struct.pix_pos]* %pix_a.i294, i32 0, i32 2 ; <%struct.pix_pos*> [#uses=1] + %arrayidx56.3.i = getelementptr [4 x %struct.pix_pos]* %pix_a.i294, i32 0, i32 3 ; <%struct.pix_pos*> [#uses=1] + br i1 undef, label %for.body1857, label %for.end4557 + +for.body1857: ; preds = %if.end371 + br i1 undef, label %if.then1867, label %for.cond1933 + +if.then1867: ; preds = %for.body1857 + unreachable + +for.cond1933: ; preds = %for.body1857 + br i1 undef, label %for.body1940, label %if.then4493 + +for.body1940: ; preds = %for.cond1933 + %shl = shl i32 undef, 2 ; <i32> [#uses=1] + %shl1959 = shl i32 undef, 2 ; <i32> [#uses=4] + br i1 undef, label %if.then1992, label %if.else2003 + +if.then1992: ; preds = %for.body1940 + %tmp14.i302 = load i32* undef ; <i32> [#uses=4] + %add.i307452 = or i32 %shl1959, 1 ; <i32> [#uses=1] + %sub.i308 = add i32 %shl, -1 ; <i32> [#uses=4] + call arm_apcscc void undef(i32 %tmp14.i302, i32 %sub.i308, i32 %shl1959, i32 0, %struct.pix_pos* undef) nounwind + %tmp49.i309 = load void (i32, i32, i32, i32, %struct.pix_pos*)** @getNeighbour ; <void (i32, i32, i32, i32, %struct.pix_pos*)*> [#uses=1] + call arm_apcscc void %tmp49.i309(i32 %tmp14.i302, i32 %sub.i308, i32 %add.i307452, i32 0, %struct.pix_pos* null) nounwind + %tmp49.1.i = load void (i32, i32, i32, i32, %struct.pix_pos*)** @getNeighbour ; <void (i32, i32, i32, i32, %struct.pix_pos*)*> [#uses=1] + call arm_apcscc void %tmp49.1.i(i32 %tmp14.i302, i32 %sub.i308, i32 undef, i32 0, %struct.pix_pos* %arrayidx56.2.i) nounwind + call arm_apcscc void undef(i32 %tmp14.i302, i32 %sub.i308, i32 undef, i32 0, %struct.pix_pos* %arrayidx56.3.i) nounwind + unreachable + +if.else2003: ; preds = %for.body1940 + switch i32 undef, label %if.then2015 [ + i32 10, label %if.then4382 + i32 14, label %if.then4382 + ] + +if.then2015: ; preds = %if.else2003 + br i1 undef, label %if.else2298, label %if.then2019 + +if.then2019: ; preds = %if.then2015 + br i1 undef, label %if.then2065, label %if.else2081 + +if.then2065: ; preds = %if.then2019 + br label %if.end2128 + +if.else2081: ; preds = %if.then2019 + br label %if.end2128 + +if.end2128: ; preds = %if.else2081, %if.then2065 + unreachable + +if.else2298: ; preds = %if.then2015 + br i1 undef, label %land.lhs.true2813, label %cond.end2841 + +land.lhs.true2813: ; preds = %if.else2298 + br i1 undef, label %cond.end2841, label %cond.true2824 + +cond.true2824: ; preds = %land.lhs.true2813 + br label %cond.end2841 + +cond.end2841: ; preds = %cond.true2824, %land.lhs.true2813, %if.else2298 + br i1 undef, label %for.cond2882.preheader, label %for.cond2940.preheader + +for.cond2882.preheader: ; preds = %cond.end2841 + %mul3693 = shl i32 undef, 1 ; <i32> [#uses=2] + br i1 undef, label %if.then3689, label %if.else3728 + +for.cond2940.preheader: ; preds = %cond.end2841 + br label %for.inc3040 + +for.inc3040: ; preds = %for.inc3040, %for.cond2940.preheader + br label %for.inc3040 + +if.then3689: ; preds = %for.cond2882.preheader + %add3695 = add nsw i32 %mul3693, %shl1959 ; <i32> [#uses=1] + %mul3697 = shl i32 %add3695, 2 ; <i32> [#uses=2] + %arrayidx3705 = getelementptr inbounds i16* undef, i32 1 ; <i16*> [#uses=1] + %tmp3706 = load i16* %arrayidx3705 ; <i16> [#uses=1] + %conv3707 = sext i16 %tmp3706 to i32 ; <i32> [#uses=1] + %add3708 = add nsw i32 %conv3707, %mul3697 ; <i32> [#uses=1] + %arrayidx3724 = getelementptr inbounds i16* null, i32 1 ; <i16*> [#uses=1] + %tmp3725 = load i16* %arrayidx3724 ; <i16> [#uses=1] + %conv3726 = sext i16 %tmp3725 to i32 ; <i32> [#uses=1] + %add3727 = add nsw i32 %conv3726, %mul3697 ; <i32> [#uses=1] + br label %if.end3770 + +if.else3728: ; preds = %for.cond2882.preheader + %mul3733 = add i32 %shl1959, 1073741816 ; <i32> [#uses=1] + %add3735 = add nsw i32 %mul3733, %mul3693 ; <i32> [#uses=1] + %mul3737 = shl i32 %add3735, 2 ; <i32> [#uses=2] + %tmp3746 = load i16* undef ; <i16> [#uses=1] + %conv3747 = sext i16 %tmp3746 to i32 ; <i32> [#uses=1] + %add3748 = add nsw i32 %conv3747, %mul3737 ; <i32> [#uses=1] + %arrayidx3765 = getelementptr inbounds i16* null, i32 1 ; <i16*> [#uses=1] + %tmp3766 = load i16* %arrayidx3765 ; <i16> [#uses=1] + %conv3767 = sext i16 %tmp3766 to i32 ; <i32> [#uses=1] + %add3768 = add nsw i32 %conv3767, %mul3737 ; <i32> [#uses=1] + br label %if.end3770 + +if.end3770: ; preds = %if.else3728, %if.then3689 + %vec2_y.1 = phi i32 [ %add3727, %if.then3689 ], [ %add3768, %if.else3728 ] ; <i32> [#uses=0] + %vec1_y.2 = phi i32 [ %add3708, %if.then3689 ], [ %add3748, %if.else3728 ] ; <i32> [#uses=0] + unreachable + +if.then4382: ; preds = %if.else2003, %if.else2003 + switch i32 undef, label %if.then4394 [ + i32 10, label %if.else4400 + i32 14, label %if.else4400 + ] + +if.then4394: ; preds = %if.then4382 + unreachable + +if.else4400: ; preds = %if.then4382, %if.then4382 + br label %for.cond4451.preheader + +for.cond4451.preheader: ; preds = %for.cond4451.preheader, %if.else4400 + br label %for.cond4451.preheader + +if.then4493: ; preds = %for.cond1933 + unreachable + +for.end4557: ; preds = %if.end371 + ret void +} |
