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llvm-mirror/test/CodeGen/X86/pr13220.ll
Duncan Sands 30441cb37c The result type of EXTRACT_VECTOR_ELT doesn't have to match the element type of
the input vector, it can be bigger (this is helpful for powerpc where <2 x i16>
is a legal vector type but i16 isn't a legal type, IIRC).  However this wasn't
being taken into account by ExpandRes_EXTRACT_VECTOR_ELT, causing PR13220.
Lightly tweaked version of a patch by Michael Liao.

llvm-svn: 160116
2012-07-12 09:01:35 +00:00

21 lines
614 B
LLVM

; RUN: llc < %s
; PR13220
define <8 x i32> @foo(<8 x i96> %x) {
%a = lshr <8 x i96> %x, <i96 1, i96 1, i96 1, i96 1, i96 1, i96 1, i96 1, i96 1>
%b = trunc <8 x i96> %a to <8 x i32>
ret <8 x i32> %b
}
define <8 x i32> @bar(<8 x i97> %x) {
%a = lshr <8 x i97> %x, <i97 1, i97 1, i97 1, i97 1, i97 1, i97 1, i97 1, i97 1>
%b = trunc <8 x i97> %a to <8 x i32>
ret <8 x i32> %b
}
define <8 x i32> @bax() {
%a = lshr <8 x i96> <i96 4, i96 4, i96 4, i96 4, i96 4, i96 4, i96 4, i96 4>, <i96 1, i96 1, i96 1, i96 1, i96 1, i96 1, i96 1, i96 1>
%b = trunc <8 x i96> %a to <8 x i32>
ret <8 x i32> %b
}