YouCompleteMe/cpp/llvm/test/CodeGen/ARM/neon_ld2.ll
2012-07-05 17:51:06 -07:00

33 lines
958 B
LLVM

; RUN: llc < %s -march=arm -mattr=+neon | FileCheck %s
; CHECK: t1
; CHECK: vldmia
; CHECK: vldmia
; CHECK: vadd.i64 q
; CHECK: vstmia
define void @t1(<4 x i32>* %r, <2 x i64>* %a, <2 x i64>* %b) nounwind {
entry:
%0 = load <2 x i64>* %a, align 16 ; <<2 x i64>> [#uses=1]
%1 = load <2 x i64>* %b, align 16 ; <<2 x i64>> [#uses=1]
%2 = add <2 x i64> %0, %1 ; <<2 x i64>> [#uses=1]
%3 = bitcast <2 x i64> %2 to <4 x i32> ; <<4 x i32>> [#uses=1]
store <4 x i32> %3, <4 x i32>* %r, align 16
ret void
}
; CHECK: t2
; CHECK: vldmia
; CHECK: vldmia
; CHECK: vsub.i64 q
; CHECK: vmov r0, r1, d
; CHECK: vmov r2, r3, d
define <4 x i32> @t2(<2 x i64>* %a, <2 x i64>* %b) nounwind readonly {
entry:
%0 = load <2 x i64>* %a, align 16 ; <<2 x i64>> [#uses=1]
%1 = load <2 x i64>* %b, align 16 ; <<2 x i64>> [#uses=1]
%2 = sub <2 x i64> %0, %1 ; <<2 x i64>> [#uses=1]
%3 = bitcast <2 x i64> %2 to <4 x i32> ; <<4 x i32>> [#uses=1]
ret <4 x i32> %3
}