llvm-mirror/test/Bitcode/shuffle.ll
Mon P Wang ed6360d273 The bitcode reader can create an shuffle with a place holder mask which it will
fix up later. For this special case, allow such a mask to be considered valid.
<rdar://problem/8622574>

llvm-svn: 142992
2011-10-26 00:34:48 +00:00

32 lines
1.6 KiB
LLVM

; RUN: llvm-as < %s | llvm-dis
; <rdar://problem/8622574>
; tests the bitcodereader can handle the case where the reader will initially
; create shuffle with a place holder mask.
define <4 x float> @test(<2 x double> %d2) {
entry:
%call20.i = tail call <4 x float> @cmp(<2 x double> %d2,
<2 x double> bitcast (
<4 x float> shufflevector (
<3 x float> shufflevector (
<4 x float> shufflevector (
<3 x float> bitcast (
i96 trunc (
i128 bitcast (<2 x double> bitcast (
<4 x i32> <i32 0, i32 0, i32 0, i32 undef> to <2 x double>)
to i128) to i96)
to <3 x float>),
<3 x float> undef,
<4 x i32> <i32 0, i32 1, i32 2, i32 undef>),
<4 x float> undef,
<3 x i32> <i32 0, i32 1, i32 2>),
<3 x float> undef,
<4 x i32> <i32 0, i32 1, i32 2, i32 undef>)
to <2 x double>))
ret <4 x float> %call20.i
}
declare <4 x float> @cmp(<2 x double>, <2 x double>)