llvm-for-llvmta/test/CodeGen/AArch64/sve-ptest-removal-cmplo.ll

40 lines
1.5 KiB
LLVM

; RUN: llc -mtriple=aarch64--linux-gnu -mattr=+sve %s -o - | FileCheck %s
;
; Immediate Compares
;
define i32 @cmplo_imm_nxv16i8(<vscale x 16 x i1> %pg, <vscale x 16 x i8> %a) {
; CHECK-LABEL: cmplo_imm_nxv16i8:
; CHECK: cmplo p0.b, p0/z, z0.b, #0
; CHECK-NEXT: cset w0, ne
; CHECK-NEXT: ret
%1 = tail call <vscale x 16 x i1> @llvm.aarch64.sve.cmphi.nxv16i8(<vscale x 16 x i1> %pg, <vscale x 16 x i8> zeroinitializer, <vscale x 16 x i8> %a)
%2 = tail call <vscale x 16 x i1> @llvm.aarch64.sve.ptrue.nxv16i1(i32 31)
%3 = tail call i1 @llvm.aarch64.sve.ptest.any(<vscale x 16 x i1> %2, <vscale x 16 x i1> %1)
%conv = zext i1 %3 to i32
ret i32 %conv
}
;
; Wide Compares
;
define i32 @cmplo_wide_nxv16i8(<vscale x 16 x i1> %pg, <vscale x 16 x i8> %a, <vscale x 2 x i64> %b) {
; CHECK-LABEL: cmplo_wide_nxv16i8:
; CHECK: cmplo p0.b, p0/z, z0.b, z1.d
; CHECK-NEXT: cset w0, ne
; CHECK-NEXT: ret
%1 = tail call <vscale x 16 x i1> @llvm.aarch64.sve.cmplo.wide.nxv16i8(<vscale x 16 x i1> %pg, <vscale x 16 x i8> %a, <vscale x 2 x i64> %b)
%2 = tail call i1 @llvm.aarch64.sve.ptest.any(<vscale x 16 x i1> %pg, <vscale x 16 x i1> %1)
%conv = zext i1 %2 to i32
ret i32 %conv
}
declare <vscale x 16 x i1> @llvm.aarch64.sve.cmphi.nxv16i8(<vscale x 16 x i1>, <vscale x 16 x i8>, <vscale x 16 x i8>)
declare <vscale x 16 x i1> @llvm.aarch64.sve.cmplo.wide.nxv16i8(<vscale x 16 x i1>, <vscale x 16 x i8>, <vscale x 2 x i64>)
declare i1 @llvm.aarch64.sve.ptest.any(<vscale x 16 x i1>, <vscale x 16 x i1>)
declare <vscale x 16 x i1> @llvm.aarch64.sve.ptrue.nxv16i1(i32)