llvm/test/Transforms/IndVarSimplify/polynomial-expand.ll
Dan Gohman ff2483a109 Add a testcase for r83011.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83012 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-28 21:03:02 +00:00

39 lines
1.9 KiB
LLVM

; RUN: opt < %s -indvars -disable-output
; PR5073
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128"
target triple = "x86_64-unknown-linux-gnu"
define void @ctpmv_(float* noalias nocapture %tmp4, i32 %tmp21) nounwind {
bb20: ; preds = %bb19
br label %bb24
bb24: ; preds = %bb40, %bb23
%tmp25 = phi i32 [ %tmp43, %bb40 ], [ %tmp21, %bb20 ] ; <i32> [#uses=4]
%tmp26 = phi i32 [ %tmp41, %bb40 ], [ undef, %bb20 ] ; <i32> [#uses=2]
%tmp27 = add nsw i32 %tmp26, -1 ; <i32> [#uses=1]
%tmp28 = add nsw i32 %tmp25, -1 ; <i32> [#uses=2]
%tmp29 = icmp sgt i32 %tmp28, 0 ; <i1> [#uses=1]
br i1 %tmp29, label %bb30, label %bb40
bb30: ; preds = %bb30, %bb24
%tmp31 = phi i32 [ %tmp39, %bb30 ], [ %tmp28, %bb24 ] ; <i32> [#uses=2]
%tmp32 = phi i32 [ %tmp37, %bb30 ], [ %tmp27, %bb24 ] ; <i32> [#uses=2]
%tmp33 = sext i32 %tmp32 to i64 ; <i64> [#uses=1]
%tmp35 = getelementptr float* %tmp4, i64 %tmp33 ; <%0*> [#uses=1]
%tmp36 = load float* %tmp35, align 4 ; <%0> [#uses=0]
%tmp37 = add nsw i32 %tmp32, -1 ; <i32> [#uses=1]
%tmp39 = add nsw i32 %tmp31, -1 ; <i32> [#uses=1]
%tmp38 = icmp eq i32 %tmp31, 1 ; <i1> [#uses=1]
br i1 %tmp38, label %bb40, label %bb30
bb40: ; preds = %bb30, %bb24
%tmp41 = sub i32 %tmp26, %tmp25 ; <i32> [#uses=1]
%tmp43 = add nsw i32 %tmp25, -1 ; <i32> [#uses=1]
%tmp42 = icmp eq i32 %tmp25, 1 ; <i1> [#uses=1]
br i1 %tmp42, label %bb46, label %bb24
bb46: ; preds = %bb40, %bb23, %bb19
ret void
}