| ; 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-macosx10.7.0" |
| |
| ; int bar(double *A, int d) { |
| ; double A0 = A[0]; |
| ; double A1 = A[1]; |
| ; float F0 = A0; |
| ; float F1 = A1; |
| ; if (d) foo(); <----- This splits the blocks |
| ; F0+=4.0; |
| ; F1+=5.0; |
| ; A[8] = 9.0 + F0; |
| ; A[9] = 5.0 + F1; |
| ; } |
| |
| |
| ;CHECK-LABEL: @bar( |
| ;CHECK: load <2 x double> |
| ;CHECK: fptrunc <2 x double> |
| ;CHECK: call i32 |
| ;CHECK: fadd <2 x float> |
| ;CHECK: fpext <2 x float> |
| ;CHECK: store <2 x double> |
| ;CHECK: ret |
| define i32 @bar(double* nocapture %A, i32 %d) { |
| %1 = load double, double* %A, align 8 |
| %2 = getelementptr inbounds double, double* %A, i64 1 |
| %3 = load double, double* %2, align 8 |
| %4 = fptrunc double %1 to float |
| %5 = fptrunc double %3 to float |
| %6 = icmp eq i32 %d, 0 |
| br i1 %6, label %9, label %7 |
| |
| ; <label>:7 ; preds = %0 |
| %8 = tail call i32 (...) @foo() |
| br label %9 |
| |
| ; <label>:9 ; preds = %0, %7 |
| %10 = fadd float %4, 4.000000e+00 |
| %11 = fadd float %5, 5.000000e+00 |
| %12 = fpext float %10 to double |
| %13 = fadd double %12, 9.000000e+00 |
| %14 = getelementptr inbounds double, double* %A, i64 8 |
| store double %13, double* %14, align 8 |
| %15 = fpext float %11 to double |
| %16 = fadd double %15, 5.000000e+00 |
| %17 = getelementptr inbounds double, double* %A, i64 9 |
| store double %16, double* %17, align 8 |
| ret i32 undef |
| } |
| |
| declare i32 @foo(...) |
| |