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llvm-mirror/test/CodeGen/X86/scalarize-bitcast.ll
Dan Gohman dfa39efe6d When scalarizing a vector BITCAST, check whether the operand has vector
type, rather than assume that it does. If the operand is not vector, it
shouldn't be run through ScalarizeVectorOp. This fixes one of the
testcases in PR3886.

llvm-svn: 71453
2009-05-11 18:30:42 +00:00

30 lines
1.6 KiB
LLVM

; RUN: llvm-as < %s | llc -march=x86-64
; PR3886
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-f80:128:128"
target triple = "x86_64-pc-linux-gnu"
define void @mmxCombineMaskU(i32* nocapture %src, i32* nocapture %mask) nounwind {
entry:
%tmp1 = load i32* %src ; <i32> [#uses=1]
%0 = insertelement <2 x i32> undef, i32 %tmp1, i32 0 ; <<2 x i32>> [#uses=1]
%1 = insertelement <2 x i32> %0, i32 0, i32 1 ; <<2 x i32>> [#uses=1]
%conv.i.i = bitcast <2 x i32> %1 to <1 x i64> ; <<1 x i64>> [#uses=1]
%tmp2.i.i = extractelement <1 x i64> %conv.i.i, i32 0 ; <i64> [#uses=1]
%tmp22.i = bitcast i64 %tmp2.i.i to <1 x i64> ; <<1 x i64>> [#uses=1]
%tmp15.i = extractelement <1 x i64> %tmp22.i, i32 0 ; <i64> [#uses=1]
%conv.i26.i = bitcast i64 %tmp15.i to <8 x i8> ; <<8 x i8>> [#uses=1]
%shuffle.i.i = shufflevector <8 x i8> %conv.i26.i, <8 x i8> <i8 0, i8 0, i8 0, i8 0, i8 undef, i8 undef, i8 undef, i8 undef>, <8 x i32> <i32 0, i32 8, i32 1, i32 9, i32 2, i32 10, i32 3, i32 11> ; <<8 x i8>> [#uses=1]
%conv6.i.i = bitcast <8 x i8> %shuffle.i.i to <1 x i64> ; <<1 x i64>> [#uses=1]
%tmp12.i.i = extractelement <1 x i64> %conv6.i.i, i32 0 ; <i64> [#uses=1]
%tmp10.i = bitcast i64 %tmp12.i.i to <1 x i64> ; <<1 x i64>> [#uses=1]
%tmp24.i = extractelement <1 x i64> %tmp10.i, i32 0 ; <i64> [#uses=1]
%tmp10 = bitcast i64 %tmp24.i to <1 x i64> ; <<1 x i64>> [#uses=1]
%tmp7 = extractelement <1 x i64> %tmp10, i32 0 ; <i64> [#uses=1]
%call6 = tail call i32 (...)* @store8888(i64 %tmp7) ; <i32> [#uses=1]
store i32 %call6, i32* %src
ret void
}
declare i32 @store8888(...)