xref: /aosp_15_r20/external/llvm/test/CodeGen/PowerPC/buildvec_canonicalize.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)

; RUN: llc < %s -mattr=-vsx -march=ppc32 -mattr=+altivec --enable-unsafe-fp-math | FileCheck %s

define void @VXOR(<4 x float>* %P1, <4 x i32>* %P2, <4 x float>* %P3) {
        %tmp = load <4 x float>, <4 x float>* %P3            ; <<4 x float>> [#uses=1]
        %tmp3 = load <4 x float>, <4 x float>* %P1           ; <<4 x float>> [#uses=1]
        %tmp4 = fmul <4 x float> %tmp, %tmp3             ; <<4 x float>> [#uses=1]
        store <4 x float> %tmp4, <4 x float>* %P3
        store <4 x float> zeroinitializer, <4 x float>* %P1
        store <4 x i32> zeroinitializer, <4 x i32>* %P2
        ret void
}
; The fmul will spill a vspltisw to create a -0.0 vector used as the addend
; to vmaddfp (so it would IEEE compliant with zero sign propagation).
; CHECK: @VXOR
; CHECK: vsplti
; CHECK: vxor

define void @VSPLTI(<4 x i32>* %P2, <8 x i16>* %P3) {
        store <4 x i32> bitcast (<16 x i8> < i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1 > to <4 x i32>), <4 x i32>* %P2
        store <8 x i16> < i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1 >, <8 x i16>* %P3
        ret void
}
; CHECK: @VSPLTI
; CHECK: vsplti