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llvm-mirror/test/CodeGen/Generic/promote-integers.ll
Nadav Rotem 111ad2f6ce This patch is another step in the direction of adding vector select. In this
patch we add a flag to enable a new type legalization decision - to promote
integer elements in vectors. Currently, the rest of the codegen does not support
this kind of legalization.  This flag will be removed when the transition is
complete.

llvm-svn: 132394
2011-06-01 12:51:46 +00:00

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563 B
LLVM

; Test that vectors are scalarized/lowered correctly.
; RUN: llc -march=x86 -promote-elements < %s | FileCheck %s
; This test is the poster-child for integer-element-promotion.
; Until this feature is complete, we mark this test as expected to fail.
; XFAIL: *
; CHECK: vector_code
; CHECK: ret
define <4 x float> @vector_code(<4 x i64> %A, <4 x i64> %B, <4 x float> %R0, <4 x float> %R1 ) {
%C = icmp eq <4 x i64> %A, %B
%K = xor <4 x i1> <i1 1, i1 1, i1 1, i1 1>, %C
%D = select <4 x i1> %K, <4 x float> %R1, <4 x float> %R0
ret <4 x float> %D
}