1 ; Test vector population-count instruction 2 ; 3 ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s 4 5 declare <16 x i8> @llvm.ctpop.v16i8(<16 x i8> %a) 6 declare <8 x i16> @llvm.ctpop.v8i16(<8 x i16> %a) 7 declare <4 x i32> @llvm.ctpop.v4i32(<4 x i32> %a) 8 declare <2 x i64> @llvm.ctpop.v2i64(<2 x i64> %a) 9 10 define <16 x i8> @f1(<16 x i8> %a) { 11 ; CHECK-LABEL: f1: 12 ; CHECK: vpopct %v24, %v24, 0 13 ; CHECK: br %r14 14 15 %popcnt = call <16 x i8> @llvm.ctpop.v16i8(<16 x i8> %a) 16 ret <16 x i8> %popcnt 17 } 18 19 define <8 x i16> @f2(<8 x i16> %a) { 20 ; CHECK-LABEL: f2: 21 ; CHECK: vpopct [[T1:%v[0-9]+]], %v24, 0 22 ; CHECK: veslh [[T2:%v[0-9]+]], [[T1]], 8 23 ; CHECK: vah [[T3:%v[0-9]+]], [[T1]], [[T2]] 24 ; CHECK: vesrlh %v24, [[T3]], 8 25 ; CHECK: br %r14 26 27 %popcnt = call <8 x i16> @llvm.ctpop.v8i16(<8 x i16> %a) 28 ret <8 x i16> %popcnt 29 } 30 31 define <4 x i32> @f3(<4 x i32> %a) { 32 ; CHECK-LABEL: f3: 33 ; CHECK: vpopct [[T1:%v[0-9]+]], %v24, 0 34 ; CHECK: vgbm [[T2:%v[0-9]+]], 0 35 ; CHECK: vsumb %v24, [[T1]], [[T2]] 36 ; CHECK: br %r14 37 38 %popcnt = call <4 x i32> @llvm.ctpop.v4i32(<4 x i32> %a) 39 ret <4 x i32> %popcnt 40 } 41 42 define <2 x i64> @f4(<2 x i64> %a) { 43 ; CHECK-LABEL: f4: 44 ; CHECK: vpopct [[T1:%v[0-9]+]], %v24, 0 45 ; CHECK: vgbm [[T2:%v[0-9]+]], 0 46 ; CHECK: vsumb [[T3:%v[0-9]+]], [[T1]], [[T2]] 47 ; CHECK: vsumgf %v24, [[T3]], [[T2]] 48 ; CHECK: br %r14 49 50 %popcnt = call <2 x i64> @llvm.ctpop.v2i64(<2 x i64> %a) 51 ret <2 x i64> %popcnt 52 } 53 54
