| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt < %s -basicaa -slp-vectorizer -dce -S -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7-avx | FileCheck %s |
| |
| target 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" |
| target triple = "x86_64-apple-macosx10.8.0" |
| |
| ; Simple 3-pair chain with loads and stores |
| define void @test1(double* %a, double* %b, double* %c) { |
| ; CHECK-LABEL: @test1( |
| ; CHECK-NEXT: [[TMP1:%.*]] = bitcast double* [[A:%.*]] to <2 x double>* |
| ; CHECK-NEXT: [[TMP2:%.*]] = load <2 x double>, <2 x double>* [[TMP1]], align 8 |
| ; CHECK-NEXT: [[TMP3:%.*]] = bitcast double* [[B:%.*]] to <2 x double>* |
| ; CHECK-NEXT: [[TMP4:%.*]] = load <2 x double>, <2 x double>* [[TMP3]], align 8 |
| ; CHECK-NEXT: [[TMP5:%.*]] = fmul <2 x double> [[TMP2]], [[TMP4]] |
| ; CHECK-NEXT: [[TMP6:%.*]] = bitcast double* [[C:%.*]] to <2 x double>* |
| ; CHECK-NEXT: store <2 x double> [[TMP5]], <2 x double>* [[TMP6]], align 8 |
| ; CHECK-NEXT: ret void |
| ; |
| %i0 = load double, double* %a, align 8 |
| %i1 = load double, double* %b, align 8 |
| %mul = fmul double %i0, %i1 |
| %arrayidx3 = getelementptr inbounds double, double* %a, i64 1 |
| %i3 = load double, double* %arrayidx3, align 8 |
| %arrayidx4 = getelementptr inbounds double, double* %b, i64 1 |
| %i4 = load double, double* %arrayidx4, align 8 |
| %mul5 = fmul double %i3, %i4 |
| store double %mul, double* %c, align 8 |
| %arrayidx5 = getelementptr inbounds double, double* %c, i64 1 |
| store double %mul5, double* %arrayidx5, align 8 |
| ret void |
| } |
| |
| ; Simple 3-pair chain with loads and stores, obfuscated with bitcasts |
| define void @test2(double* %a, double* %b, i8* %e) { |
| ; CHECK-LABEL: @test2( |
| ; CHECK-NEXT: [[TMP1:%.*]] = bitcast double* [[A:%.*]] to <2 x double>* |
| ; CHECK-NEXT: [[TMP2:%.*]] = load <2 x double>, <2 x double>* [[TMP1]], align 8 |
| ; CHECK-NEXT: [[TMP3:%.*]] = bitcast double* [[B:%.*]] to <2 x double>* |
| ; CHECK-NEXT: [[TMP4:%.*]] = load <2 x double>, <2 x double>* [[TMP3]], align 8 |
| ; CHECK-NEXT: [[TMP5:%.*]] = fmul <2 x double> [[TMP2]], [[TMP4]] |
| ; CHECK-NEXT: [[C:%.*]] = bitcast i8* [[E:%.*]] to double* |
| ; CHECK-NEXT: [[TMP6:%.*]] = bitcast double* [[C]] to <2 x double>* |
| ; CHECK-NEXT: store <2 x double> [[TMP5]], <2 x double>* [[TMP6]], align 8 |
| ; CHECK-NEXT: ret void |
| ; |
| %i0 = load double, double* %a, align 8 |
| %i1 = load double, double* %b, align 8 |
| %mul = fmul double %i0, %i1 |
| %arrayidx3 = getelementptr inbounds double, double* %a, i64 1 |
| %i3 = load double, double* %arrayidx3, align 8 |
| %arrayidx4 = getelementptr inbounds double, double* %b, i64 1 |
| %i4 = load double, double* %arrayidx4, align 8 |
| %mul5 = fmul double %i3, %i4 |
| %c = bitcast i8* %e to double* |
| store double %mul, double* %c, align 8 |
| %carrayidx5 = getelementptr inbounds i8, i8* %e, i64 8 |
| %arrayidx5 = bitcast i8* %carrayidx5 to double* |
| store double %mul5, double* %arrayidx5, align 8 |
| ret void |
| } |
| |
| ; Don't vectorize volatile loads. |
| define void @test_volatile_load(double* %a, double* %b, double* %c) { |
| ; CHECK-LABEL: @test_volatile_load( |
| ; CHECK-NEXT: [[I0:%.*]] = load volatile double, double* [[A:%.*]], align 8 |
| ; CHECK-NEXT: [[I1:%.*]] = load volatile double, double* [[B:%.*]], align 8 |
| ; CHECK-NEXT: [[MUL:%.*]] = fmul double [[I0]], [[I1]] |
| ; CHECK-NEXT: [[ARRAYIDX3:%.*]] = getelementptr inbounds double, double* [[A]], i64 1 |
| ; CHECK-NEXT: [[I3:%.*]] = load double, double* [[ARRAYIDX3]], align 8 |
| ; CHECK-NEXT: [[ARRAYIDX4:%.*]] = getelementptr inbounds double, double* [[B]], i64 1 |
| ; CHECK-NEXT: [[I4:%.*]] = load double, double* [[ARRAYIDX4]], align 8 |
| ; CHECK-NEXT: [[MUL5:%.*]] = fmul double [[I3]], [[I4]] |
| ; CHECK-NEXT: store double [[MUL]], double* [[C:%.*]], align 8 |
| ; CHECK-NEXT: [[ARRAYIDX5:%.*]] = getelementptr inbounds double, double* [[C]], i64 1 |
| ; CHECK-NEXT: store double [[MUL5]], double* [[ARRAYIDX5]], align 8 |
| ; CHECK-NEXT: ret void |
| ; |
| %i0 = load volatile double, double* %a, align 8 |
| %i1 = load volatile double, double* %b, align 8 |
| %mul = fmul double %i0, %i1 |
| %arrayidx3 = getelementptr inbounds double, double* %a, i64 1 |
| %i3 = load double, double* %arrayidx3, align 8 |
| %arrayidx4 = getelementptr inbounds double, double* %b, i64 1 |
| %i4 = load double, double* %arrayidx4, align 8 |
| %mul5 = fmul double %i3, %i4 |
| store double %mul, double* %c, align 8 |
| %arrayidx5 = getelementptr inbounds double, double* %c, i64 1 |
| store double %mul5, double* %arrayidx5, align 8 |
| ret void |
| } |
| |
| ; Don't vectorize volatile stores. |
| define void @test_volatile_store(double* %a, double* %b, double* %c) { |
| ; CHECK-LABEL: @test_volatile_store( |
| ; CHECK-NEXT: [[I0:%.*]] = load double, double* [[A:%.*]], align 8 |
| ; CHECK-NEXT: [[I1:%.*]] = load double, double* [[B:%.*]], align 8 |
| ; CHECK-NEXT: [[MUL:%.*]] = fmul double [[I0]], [[I1]] |
| ; CHECK-NEXT: [[ARRAYIDX3:%.*]] = getelementptr inbounds double, double* [[A]], i64 1 |
| ; CHECK-NEXT: [[I3:%.*]] = load double, double* [[ARRAYIDX3]], align 8 |
| ; CHECK-NEXT: [[ARRAYIDX4:%.*]] = getelementptr inbounds double, double* [[B]], i64 1 |
| ; CHECK-NEXT: [[I4:%.*]] = load double, double* [[ARRAYIDX4]], align 8 |
| ; CHECK-NEXT: [[MUL5:%.*]] = fmul double [[I3]], [[I4]] |
| ; CHECK-NEXT: store volatile double [[MUL]], double* [[C:%.*]], align 8 |
| ; CHECK-NEXT: [[ARRAYIDX5:%.*]] = getelementptr inbounds double, double* [[C]], i64 1 |
| ; CHECK-NEXT: store volatile double [[MUL5]], double* [[ARRAYIDX5]], align 8 |
| ; CHECK-NEXT: ret void |
| ; |
| %i0 = load double, double* %a, align 8 |
| %i1 = load double, double* %b, align 8 |
| %mul = fmul double %i0, %i1 |
| %arrayidx3 = getelementptr inbounds double, double* %a, i64 1 |
| %i3 = load double, double* %arrayidx3, align 8 |
| %arrayidx4 = getelementptr inbounds double, double* %b, i64 1 |
| %i4 = load double, double* %arrayidx4, align 8 |
| %mul5 = fmul double %i3, %i4 |
| store volatile double %mul, double* %c, align 8 |
| %arrayidx5 = getelementptr inbounds double, double* %c, i64 1 |
| store volatile double %mul5, double* %arrayidx5, align 8 |
| ret void |
| } |
| |