llvm-project/llvm/test/CodeGen/PowerPC/buildvec_canonicalize.ll
Kai Nacke 427fb35192 [PPC] Opaque pointer migration, part 1.
The LIT test cases were migrated with the script provided by
Nikita Popov. Due to the size of the change it is split into
several parts.

Reviewed By: nemanja, amyk, nikic, PowerPC

Differential Revision: https://reviews.llvm.org/D135470
2022-10-11 17:24:06 +00:00

25 lines
1.1 KiB
LLVM

; RUN: llc -verify-machineinstrs < %s -mattr=-vsx -mtriple=ppc32-- -mattr=+altivec | FileCheck %s
define void @VXOR(ptr %P1, ptr %P2, ptr %P3) {
%tmp = load <4 x float>, ptr %P3 ; <<4 x float>> [#uses=1]
%tmp3 = load <4 x float>, ptr %P1 ; <<4 x float>> [#uses=1]
%tmp4 = fmul <4 x float> %tmp, %tmp3 ; <<4 x float>> [#uses=1]
store <4 x float> %tmp4, ptr %P3
store <4 x float> zeroinitializer, ptr %P1
store <4 x i32> zeroinitializer, ptr %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(ptr %P2, ptr %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>), ptr %P2
store <8 x i16> < i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1 >, ptr %P3
ret void
}
; CHECK: @VSPLTI
; CHECK: vsplti