1; RUN: opt < %s -msan-check-access-address=0 -S -passes=msan 2>&1 | FileCheck %s 2; REQUIRES: x86-registered-target 3 4target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" 5target triple = "x86_64-unknown-linux-gnu" 6 7declare <8 x i16> @llvm.x86.sse2.packssdw.128(<4 x i32>, <4 x i32>) nounwind readnone 8declare <32 x i8> @llvm.x86.avx2.packuswb(<16 x i16> %a, <16 x i16> %b) nounwind readnone 9declare <1 x i64> @llvm.x86.mmx.packuswb(<1 x i64>, <1 x i64>) nounwind readnone 10 11define <8 x i16> @Test_packssdw_128(<4 x i32> %a, <4 x i32> %b) sanitize_memory { 12entry: 13 %c = tail call <8 x i16> @llvm.x86.sse2.packssdw.128(<4 x i32> %a, <4 x i32> %b) nounwind 14 ret <8 x i16> %c 15} 16 17; CHECK-LABEL: @Test_packssdw_128( 18; CHECK-DAG: icmp ne <4 x i32> {{.*}}, zeroinitializer 19; CHECK-DAG: sext <4 x i1> {{.*}} to <4 x i32> 20; CHECK-DAG: icmp ne <4 x i32> {{.*}}, zeroinitializer 21; CHECK-DAG: sext <4 x i1> {{.*}} to <4 x i32> 22; CHECK-DAG: call <8 x i16> @llvm.x86.sse2.packssdw.128( 23; CHECK-DAG: call <8 x i16> @llvm.x86.sse2.packssdw.128( 24; CHECK: ret <8 x i16> 25 26 27define <32 x i8> @Test_avx_packuswb(<16 x i16> %a, <16 x i16> %b) sanitize_memory { 28entry: 29 %c = tail call <32 x i8> @llvm.x86.avx2.packuswb(<16 x i16> %a, <16 x i16> %b) nounwind 30 ret <32 x i8> %c 31} 32 33; CHECK-LABEL: @Test_avx_packuswb( 34; CHECK-DAG: icmp ne <16 x i16> {{.*}}, zeroinitializer 35; CHECK-DAG: sext <16 x i1> {{.*}} to <16 x i16> 36; CHECK-DAG: icmp ne <16 x i16> {{.*}}, zeroinitializer 37; CHECK-DAG: sext <16 x i1> {{.*}} to <16 x i16> 38; CHECK-DAG: call <32 x i8> @llvm.x86.avx2.packsswb( 39; CHECK-DAG: call <32 x i8> @llvm.x86.avx2.packuswb( 40; CHECK: ret <32 x i8> 41 42 43define <1 x i64> @Test_mmx_packuswb(<1 x i64> %a, <1 x i64> %b) sanitize_memory { 44entry: 45 %c = tail call <1 x i64> @llvm.x86.mmx.packuswb(<1 x i64> %a, <1 x i64> %b) nounwind 46 ret <1 x i64> %c 47} 48 49; CHECK-LABEL: @Test_mmx_packuswb( 50; CHECK-DAG: bitcast <1 x i64> {{.*}} to <4 x i16> 51; CHECK-DAG: bitcast <1 x i64> {{.*}} to <4 x i16> 52; CHECK-DAG: icmp ne <4 x i16> {{.*}}, zeroinitializer 53; CHECK-DAG: sext <4 x i1> {{.*}} to <4 x i16> 54; CHECK-DAG: icmp ne <4 x i16> {{.*}}, zeroinitializer 55; CHECK-DAG: sext <4 x i1> {{.*}} to <4 x i16> 56; CHECK-DAG: bitcast <4 x i16> {{.*}} to <1 x i64> 57; CHECK-DAG: bitcast <4 x i16> {{.*}} to <1 x i64> 58; CHECK-DAG: call <1 x i64> @llvm.x86.mmx.packsswb({{.*}} 59; CHECK-DAG: call <1 x i64> @llvm.x86.mmx.packuswb({{.*}} 60; CHECK: ret <1 x i64> 61