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Testcase for codegen bug.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36450 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling 2007-04-25 21:58:17 +00:00
parent ade31f9f07
commit a03f1e3b0c
1 changed files with 25 additions and 0 deletions
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test/CodeGen/X86/2007-04-25-MMX-PADDQ.ll Normal file
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; RUN: llvm-as < %s | llc -o - -march=x86 -mattr=+mmx | grep paddq | wc -l | grep 2 &&
; RUN: llvm-as < %s | llc -o - -march=x86 -mattr=+mmx | grep movq | wc -l | grep 3
define <1 x i64> @unsigned_add3(<1 x i64>* %a, <1 x i64>* %b, i32 %count) {
entry:
%tmp2942 = icmp eq i32 %count, 0 ; <i1> [#uses=1]
br i1 %tmp2942, label %bb31, label %bb26
bb26: ; preds = %bb26, %entry
%i.037.0 = phi i32 [ 0, %entry ], [ %tmp25, %bb26 ] ; <i32> [#uses=3]
%sum.035.0 = phi <1 x i64> [ zeroinitializer, %entry ], [ %tmp22, %bb26 ] ; <<1 x i64>> [#uses=1]
%tmp13 = getelementptr <1 x i64>* %b, i32 %i.037.0 ; <<1 x i64>*> [#uses=1]
%tmp14 = load <1 x i64>* %tmp13 ; <<1 x i64>> [#uses=1]
%tmp18 = getelementptr <1 x i64>* %a, i32 %i.037.0 ; <<1 x i64>*> [#uses=1]
%tmp19 = load <1 x i64>* %tmp18 ; <<1 x i64>> [#uses=1]
%tmp21 = add <1 x i64> %tmp19, %tmp14 ; <<1 x i64>> [#uses=1]
%tmp22 = add <1 x i64> %tmp21, %sum.035.0 ; <<1 x i64>> [#uses=2]
%tmp25 = add i32 %i.037.0, 1 ; <i32> [#uses=2]
%tmp29 = icmp ult i32 %tmp25, %count ; <i1> [#uses=1]
br i1 %tmp29, label %bb26, label %bb31
bb31: ; preds = %bb26, %entry
%sum.035.1 = phi <1 x i64> [ zeroinitializer, %entry ], [ %tmp22, %bb26 ] ; <<1 x i64>> [#uses=1]
ret <1 x i64> %sum.035.1
}