| ; RUN: opt < %s -instcombine -S | FileCheck %s |
| |
| define i16 @test1(float %f) { |
| entry: |
| ; CHECK: @test1 |
| ; CHECK: fmul float |
| ; CHECK-NOT: insertelement {{.*}} 0.00 |
| ; CHECK-NOT: call {{.*}} @llvm.x86.sse.mul |
| ; CHECK-NOT: call {{.*}} @llvm.x86.sse.sub |
| ; CHECK: ret |
| %tmp = insertelement <4 x float> undef, float %f, i32 0 ; <<4 x float>> [#uses=1] |
| %tmp10 = insertelement <4 x float> %tmp, float 0.000000e+00, i32 1 ; <<4 x float>> [#uses=1] |
| %tmp11 = insertelement <4 x float> %tmp10, float 0.000000e+00, i32 2 ; <<4 x float>> [#uses=1] |
| %tmp12 = insertelement <4 x float> %tmp11, float 0.000000e+00, i32 3 ; <<4 x float>> [#uses=1] |
| %tmp28 = tail call <4 x float> @llvm.x86.sse.sub.ss( <4 x float> %tmp12, <4 x float> < float 1.000000e+00, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00 > ) ; <<4 x float>> [#uses=1] |
| %tmp37 = tail call <4 x float> @llvm.x86.sse.mul.ss( <4 x float> %tmp28, <4 x float> < float 5.000000e-01, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00 > ) ; <<4 x float>> [#uses=1] |
| %tmp48 = tail call <4 x float> @llvm.x86.sse.min.ss( <4 x float> %tmp37, <4 x float> < float 6.553500e+04, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00 > ) ; <<4 x float>> [#uses=1] |
| %tmp59 = tail call <4 x float> @llvm.x86.sse.max.ss( <4 x float> %tmp48, <4 x float> zeroinitializer ) ; <<4 x float>> [#uses=1] |
| %tmp.upgrd.1 = tail call i32 @llvm.x86.sse.cvttss2si( <4 x float> %tmp59 ) ; <i32> [#uses=1] |
| %tmp69 = trunc i32 %tmp.upgrd.1 to i16 ; <i16> [#uses=1] |
| ret i16 %tmp69 |
| } |
| |
| define i32 @test2(float %f) { |
| ; CHECK: @test2 |
| ; CHECK-NOT: insertelement |
| ; CHECK-NOT: extractelement |
| ; CHECK: ret |
| %tmp5 = fmul float %f, %f |
| %tmp9 = insertelement <4 x float> undef, float %tmp5, i32 0 |
| %tmp10 = insertelement <4 x float> %tmp9, float 0.000000e+00, i32 1 |
| %tmp11 = insertelement <4 x float> %tmp10, float 0.000000e+00, i32 2 |
| %tmp12 = insertelement <4 x float> %tmp11, float 0.000000e+00, i32 3 |
| %tmp19 = bitcast <4 x float> %tmp12 to <4 x i32> |
| %tmp21 = extractelement <4 x i32> %tmp19, i32 0 |
| ret i32 %tmp21 |
| } |
| |
| define i64 @test3(float %f, double %d) { |
| ; CHECK: @test3 |
| ; CHECK-NOT: insertelement {{.*}} 0.00 |
| ; CHECK: ret |
| entry: |
| %v00 = insertelement <4 x float> undef, float %f, i32 0 |
| %v01 = insertelement <4 x float> %v00, float 0.000000e+00, i32 1 |
| %v02 = insertelement <4 x float> %v01, float 0.000000e+00, i32 2 |
| %v03 = insertelement <4 x float> %v02, float 0.000000e+00, i32 3 |
| %tmp0 = tail call i32 @llvm.x86.sse.cvtss2si(<4 x float> %v03) |
| %v10 = insertelement <4 x float> undef, float %f, i32 0 |
| %v11 = insertelement <4 x float> %v10, float 0.000000e+00, i32 1 |
| %v12 = insertelement <4 x float> %v11, float 0.000000e+00, i32 2 |
| %v13 = insertelement <4 x float> %v12, float 0.000000e+00, i32 3 |
| %tmp1 = tail call i64 @llvm.x86.sse.cvtss2si64(<4 x float> %v13) |
| %v20 = insertelement <4 x float> undef, float %f, i32 0 |
| %v21 = insertelement <4 x float> %v20, float 0.000000e+00, i32 1 |
| %v22 = insertelement <4 x float> %v21, float 0.000000e+00, i32 2 |
| %v23 = insertelement <4 x float> %v22, float 0.000000e+00, i32 3 |
| %tmp2 = tail call i32 @llvm.x86.sse.cvttss2si(<4 x float> %v23) |
| %v30 = insertelement <4 x float> undef, float %f, i32 0 |
| %v31 = insertelement <4 x float> %v30, float 0.000000e+00, i32 1 |
| %v32 = insertelement <4 x float> %v31, float 0.000000e+00, i32 2 |
| %v33 = insertelement <4 x float> %v32, float 0.000000e+00, i32 3 |
| %tmp3 = tail call i64 @llvm.x86.sse.cvttss2si64(<4 x float> %v33) |
| %v40 = insertelement <2 x double> undef, double %d, i32 0 |
| %v41 = insertelement <2 x double> %v40, double 0.000000e+00, i32 1 |
| %tmp4 = tail call i32 @llvm.x86.sse2.cvtsd2si(<2 x double> %v41) |
| %v50 = insertelement <2 x double> undef, double %d, i32 0 |
| %v51 = insertelement <2 x double> %v50, double 0.000000e+00, i32 1 |
| %tmp5 = tail call i64 @llvm.x86.sse2.cvtsd2si64(<2 x double> %v51) |
| %v60 = insertelement <2 x double> undef, double %d, i32 0 |
| %v61 = insertelement <2 x double> %v60, double 0.000000e+00, i32 1 |
| %tmp6 = tail call i32 @llvm.x86.sse2.cvttsd2si(<2 x double> %v61) |
| %v70 = insertelement <2 x double> undef, double %d, i32 0 |
| %v71 = insertelement <2 x double> %v70, double 0.000000e+00, i32 1 |
| %tmp7 = tail call i64 @llvm.x86.sse2.cvttsd2si64(<2 x double> %v71) |
| %tmp8 = add i32 %tmp0, %tmp2 |
| %tmp9 = add i32 %tmp4, %tmp6 |
| %tmp10 = add i32 %tmp8, %tmp9 |
| %tmp11 = sext i32 %tmp10 to i64 |
| %tmp12 = add i64 %tmp1, %tmp3 |
| %tmp13 = add i64 %tmp5, %tmp7 |
| %tmp14 = add i64 %tmp12, %tmp13 |
| %tmp15 = add i64 %tmp11, %tmp14 |
| ret i64 %tmp15 |
| } |
| |
| define void @get_image() nounwind { |
| ; CHECK: @get_image |
| ; CHECK-NOT: extractelement |
| ; CHECK: unreachable |
| entry: |
| %0 = call i32 @fgetc(i8* null) nounwind ; <i32> [#uses=1] |
| %1 = trunc i32 %0 to i8 ; <i8> [#uses=1] |
| %tmp2 = insertelement <100 x i8> zeroinitializer, i8 %1, i32 1 ; <<100 x i8>> [#uses=1] |
| %tmp1 = extractelement <100 x i8> %tmp2, i32 0 ; <i8> [#uses=1] |
| %2 = icmp eq i8 %tmp1, 80 ; <i1> [#uses=1] |
| br i1 %2, label %bb2, label %bb3 |
| |
| bb2: ; preds = %entry |
| br label %bb3 |
| |
| bb3: ; preds = %bb2, %entry |
| unreachable |
| } |
| |
| ; PR4340 |
| define void @vac(<4 x float>* nocapture %a) nounwind { |
| ; CHECK: @vac |
| ; CHECK-NOT: load |
| ; CHECK: ret |
| entry: |
| %tmp1 = load <4 x float>* %a ; <<4 x float>> [#uses=1] |
| %vecins = insertelement <4 x float> %tmp1, float 0.000000e+00, i32 0 ; <<4 x float>> [#uses=1] |
| %vecins4 = insertelement <4 x float> %vecins, float 0.000000e+00, i32 1; <<4 x float>> [#uses=1] |
| %vecins6 = insertelement <4 x float> %vecins4, float 0.000000e+00, i32 2; <<4 x float>> [#uses=1] |
| %vecins8 = insertelement <4 x float> %vecins6, float 0.000000e+00, i32 3; <<4 x float>> [#uses=1] |
| store <4 x float> %vecins8, <4 x float>* %a |
| ret void |
| } |
| |
| declare i32 @fgetc(i8*) |
| |
| declare <4 x float> @llvm.x86.sse.sub.ss(<4 x float>, <4 x float>) |
| |
| declare <4 x float> @llvm.x86.sse.mul.ss(<4 x float>, <4 x float>) |
| |
| declare <4 x float> @llvm.x86.sse.min.ss(<4 x float>, <4 x float>) |
| |
| declare <4 x float> @llvm.x86.sse.max.ss(<4 x float>, <4 x float>) |
| |
| declare i32 @llvm.x86.sse.cvtss2si(<4 x float>) |
| declare i64 @llvm.x86.sse.cvtss2si64(<4 x float>) |
| declare i32 @llvm.x86.sse.cvttss2si(<4 x float>) |
| declare i64 @llvm.x86.sse.cvttss2si64(<4 x float>) |
| declare i32 @llvm.x86.sse2.cvtsd2si(<2 x double>) |
| declare i64 @llvm.x86.sse2.cvtsd2si64(<2 x double>) |
| declare i32 @llvm.x86.sse2.cvttsd2si(<2 x double>) |
| declare i64 @llvm.x86.sse2.cvttsd2si64(<2 x double>) |
| |
| ; <rdar://problem/6945110> |
| define <4 x i32> @kernel3_vertical(<4 x i16> * %src, <8 x i16> * %foo) nounwind { |
| entry: |
| %tmp = load <4 x i16>* %src |
| %tmp1 = load <8 x i16>* %foo |
| ; CHECK: %tmp2 = shufflevector |
| %tmp2 = shufflevector <4 x i16> %tmp, <4 x i16> undef, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 undef, i32 undef, i32 undef, i32 undef> |
| ; pmovzxwd ignores the upper 64-bits of its input; -instcombine should remove this shuffle: |
| ; CHECK-NOT: shufflevector |
| %tmp3 = shufflevector <8 x i16> %tmp1, <8 x i16> %tmp2, <8 x i32> <i32 8, i32 9, i32 10, i32 11, i32 4, i32 5, i32 6, i32 7> |
| ; CHECK-NEXT: pmovzxwd |
| %0 = call <4 x i32> @llvm.x86.sse41.pmovzxwd(<8 x i16> %tmp3) |
| ret <4 x i32> %0 |
| } |
| declare <4 x i32> @llvm.x86.sse41.pmovzxwd(<8 x i16>) nounwind readnone |
| |
| define <4 x float> @dead_shuffle_elt(<4 x float> %x, <2 x float> %y) nounwind { |
| entry: |
| ; CHECK: define <4 x float> @dead_shuffle_elt |
| ; CHECK: shufflevector <2 x float> %y, <2 x float> undef, <4 x i32> <i32 0, i32 1, i32 undef, i32 undef> |
| %shuffle.i = shufflevector <2 x float> %y, <2 x float> %y, <4 x i32> <i32 0, i32 1, i32 0, i32 1> |
| %shuffle9.i = shufflevector <4 x float> %x, <4 x float> %shuffle.i, <4 x i32> <i32 4, i32 5, i32 2, i32 3> |
| ret <4 x float> %shuffle9.i |
| } |
| |
| define <2 x float> @test_fptrunc(double %f) { |
| ; CHECK: @test_fptrunc |
| ; CHECK: insertelement |
| ; CHECK: insertelement |
| ; CHECK-NOT: insertelement |
| %tmp9 = insertelement <4 x double> undef, double %f, i32 0 |
| %tmp10 = insertelement <4 x double> %tmp9, double 0.000000e+00, i32 1 |
| %tmp11 = insertelement <4 x double> %tmp10, double 0.000000e+00, i32 2 |
| %tmp12 = insertelement <4 x double> %tmp11, double 0.000000e+00, i32 3 |
| %tmp5 = fptrunc <4 x double> %tmp12 to <4 x float> |
| %ret = shufflevector <4 x float> %tmp5, <4 x float> undef, <2 x i32> <i32 0, i32 1> |
| ret <2 x float> %ret |
| } |
| |
| define <2 x double> @test_fpext(float %f) { |
| ; CHECK: @test_fpext |
| ; CHECK: insertelement |
| ; CHECK: insertelement |
| ; CHECK-NOT: insertelement |
| %tmp9 = insertelement <4 x float> undef, float %f, i32 0 |
| %tmp10 = insertelement <4 x float> %tmp9, float 0.000000e+00, i32 1 |
| %tmp11 = insertelement <4 x float> %tmp10, float 0.000000e+00, i32 2 |
| %tmp12 = insertelement <4 x float> %tmp11, float 0.000000e+00, i32 3 |
| %tmp5 = fpext <4 x float> %tmp12 to <4 x double> |
| %ret = shufflevector <4 x double> %tmp5, <4 x double> undef, <2 x i32> <i32 0, i32 1> |
| ret <2 x double> %ret |
| } |
| |
| define <4 x float> @test_select(float %f, float %g) { |
| ; CHECK: @test_select |
| ; CHECK: %a0 = insertelement <4 x float> undef, float %f, i32 0 |
| ; CHECK-NOT: insertelement |
| ; CHECK: %a3 = insertelement <4 x float> %a0, float 3.000000e+00, i32 3 |
| ; CHECK-NOT: insertelement |
| ; CHECK: shufflevector <4 x float> %a3, <4 x float> <float undef, float 4.000000e+00, float 5.000000e+00, float undef>, <4 x i32> <i32 0, i32 5, i32 6, i32 3> |
| %a0 = insertelement <4 x float> undef, float %f, i32 0 |
| %a1 = insertelement <4 x float> %a0, float 1.000000e+00, i32 1 |
| %a2 = insertelement <4 x float> %a1, float 2.000000e+00, i32 2 |
| %a3 = insertelement <4 x float> %a2, float 3.000000e+00, i32 3 |
| %b0 = insertelement <4 x float> undef, float %g, i32 0 |
| %b1 = insertelement <4 x float> %b0, float 4.000000e+00, i32 1 |
| %b2 = insertelement <4 x float> %b1, float 5.000000e+00, i32 2 |
| %b3 = insertelement <4 x float> %b2, float 6.000000e+00, i32 3 |
| %ret = select <4 x i1> <i1 true, i1 false, i1 false, i1 true>, <4 x float> %a3, <4 x float> %b3 |
| ret <4 x float> %ret |
| } |
| |
| |