249 lines
8.5 KiB
LLVM
249 lines
8.5 KiB
LLVM
; RUN: opt < %s -basicaa -slp-vectorizer -S -mtriple=i386-apple-macosx10.8.0 -mcpu=corei7-avx | FileCheck %s
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target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128-n8:16:32-S128"
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target triple = "i386-apple-macosx10.8.0"
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;int test(double *G) {
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; G[0] = 1+G[5]*4;
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; G[1] = 6+G[6]*3;
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; G[2] = 7+G[5]*4;
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; G[3] = 8+G[6]*4;
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;}
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;CHECK-LABEL: @test(
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;CHECK: load <2 x double>
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;CHECK: fadd <4 x double>
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;CHECK: store <4 x double>
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;CHECK: ret i32
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define i32 @test(double* nocapture %G) {
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entry:
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%arrayidx = getelementptr inbounds double, double* %G, i64 5
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%0 = load double, double* %arrayidx, align 8
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%mul = fmul double %0, 4.000000e+00
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%add = fadd double %mul, 1.000000e+00
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store double %add, double* %G, align 8
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%arrayidx2 = getelementptr inbounds double, double* %G, i64 6
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%1 = load double, double* %arrayidx2, align 8
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%mul3 = fmul double %1, 3.000000e+00
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%add4 = fadd double %mul3, 6.000000e+00
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%arrayidx5 = getelementptr inbounds double, double* %G, i64 1
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store double %add4, double* %arrayidx5, align 8
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%add8 = fadd double %mul, 7.000000e+00
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%arrayidx9 = getelementptr inbounds double, double* %G, i64 2
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store double %add8, double* %arrayidx9, align 8
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%mul11 = fmul double %1, 4.000000e+00
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%add12 = fadd double %mul11, 8.000000e+00
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%arrayidx13 = getelementptr inbounds double, double* %G, i64 3
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store double %add12, double* %arrayidx13, align 8
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ret i32 undef
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}
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;int foo(double *A, int n) {
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; A[0] = A[0] * 7.9 * n + 6.0;
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; A[1] = A[1] * 7.7 * n + 2.0;
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; A[2] = A[2] * 7.6 * n + 3.0;
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; A[3] = A[3] * 7.4 * n + 4.0;
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;}
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; CHECK-LABEL: @foo(
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; CHECK: load <4 x double>
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; CHECK: fmul <4 x double>
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; CHECK: fmul <4 x double>
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; CHECK: fadd <4 x double>
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; CHECK: store <4 x double>
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define i32 @foo(double* nocapture %A, i32 %n) {
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entry:
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%0 = load double, double* %A, align 8
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%mul = fmul double %0, 7.900000e+00
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%conv = sitofp i32 %n to double
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%mul1 = fmul double %conv, %mul
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%add = fadd double %mul1, 6.000000e+00
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store double %add, double* %A, align 8
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%arrayidx3 = getelementptr inbounds double, double* %A, i64 1
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%1 = load double, double* %arrayidx3, align 8
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%mul4 = fmul double %1, 7.700000e+00
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%mul6 = fmul double %conv, %mul4
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%add7 = fadd double %mul6, 2.000000e+00
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store double %add7, double* %arrayidx3, align 8
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%arrayidx9 = getelementptr inbounds double, double* %A, i64 2
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%2 = load double, double* %arrayidx9, align 8
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%mul10 = fmul double %2, 7.600000e+00
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%mul12 = fmul double %conv, %mul10
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%add13 = fadd double %mul12, 3.000000e+00
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store double %add13, double* %arrayidx9, align 8
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%arrayidx15 = getelementptr inbounds double, double* %A, i64 3
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%3 = load double, double* %arrayidx15, align 8
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%mul16 = fmul double %3, 7.400000e+00
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%mul18 = fmul double %conv, %mul16
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%add19 = fadd double %mul18, 4.000000e+00
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store double %add19, double* %arrayidx15, align 8
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ret i32 undef
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}
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; int test2(double *G, int k) {
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; if (k) {
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; G[0] = 1+G[5]*4;
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; G[1] = 6+G[6]*3;
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; } else {
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; G[2] = 7+G[5]*4;
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; G[3] = 8+G[6]*3;
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; }
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; }
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; We can't merge the gather sequences because one does not dominate the other.
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; CHECK-LABEL: @test2(
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; CHECK: insertelement
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; CHECK: insertelement
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; CHECK: insertelement
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; CHECK: insertelement
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; CHECK: ret
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define i32 @test2(double* nocapture %G, i32 %k) {
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%1 = icmp eq i32 %k, 0
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%2 = getelementptr inbounds double, double* %G, i64 5
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%3 = load double, double* %2, align 8
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%4 = fmul double %3, 4.000000e+00
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br i1 %1, label %12, label %5
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; <label>:5 ; preds = %0
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%6 = fadd double %4, 1.000000e+00
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store double %6, double* %G, align 8
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%7 = getelementptr inbounds double, double* %G, i64 6
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%8 = load double, double* %7, align 8
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%9 = fmul double %8, 3.000000e+00
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%10 = fadd double %9, 6.000000e+00
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%11 = getelementptr inbounds double, double* %G, i64 1
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store double %10, double* %11, align 8
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br label %20
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; <label>:12 ; preds = %0
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%13 = fadd double %4, 7.000000e+00
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%14 = getelementptr inbounds double, double* %G, i64 2
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store double %13, double* %14, align 8
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%15 = getelementptr inbounds double, double* %G, i64 6
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%16 = load double, double* %15, align 8
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%17 = fmul double %16, 3.000000e+00
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%18 = fadd double %17, 8.000000e+00
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%19 = getelementptr inbounds double, double* %G, i64 3
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store double %18, double* %19, align 8
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br label %20
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; <label>:20 ; preds = %12, %5
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ret i32 undef
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}
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;int foo(double *A, int n) {
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; A[0] = A[0] * 7.9 * n + 6.0;
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; A[1] = A[1] * 7.9 * n + 6.0;
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; A[2] = A[2] * 7.9 * n + 6.0;
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; A[3] = A[3] * 7.9 * n + 6.0;
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;}
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; CHECK-LABEL: @foo4(
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; CHECK: load <4 x double>
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; CHECK: fmul <4 x double>
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; CHECK: fmul <4 x double>
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; CHECK: fadd <4 x double>
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; CHECK: store <4 x double>
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define i32 @foo4(double* nocapture %A, i32 %n) {
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entry:
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%0 = load double, double* %A, align 8
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%mul = fmul double %0, 7.900000e+00
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%conv = sitofp i32 %n to double
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%mul1 = fmul double %conv, %mul
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%add = fadd double %mul1, 6.000000e+00
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store double %add, double* %A, align 8
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%arrayidx3 = getelementptr inbounds double, double* %A, i64 1
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%1 = load double, double* %arrayidx3, align 8
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%mul4 = fmul double %1, 7.900000e+00
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%mul6 = fmul double %conv, %mul4
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%add7 = fadd double %mul6, 6.000000e+00
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store double %add7, double* %arrayidx3, align 8
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%arrayidx9 = getelementptr inbounds double, double* %A, i64 2
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%2 = load double, double* %arrayidx9, align 8
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%mul10 = fmul double %2, 7.900000e+00
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%mul12 = fmul double %conv, %mul10
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%add13 = fadd double %mul12, 6.000000e+00
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store double %add13, double* %arrayidx9, align 8
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%arrayidx15 = getelementptr inbounds double, double* %A, i64 3
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%3 = load double, double* %arrayidx15, align 8
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%mul16 = fmul double %3, 7.900000e+00
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%mul18 = fmul double %conv, %mul16
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%add19 = fadd double %mul18, 6.000000e+00
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store double %add19, double* %arrayidx15, align 8
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ret i32 undef
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}
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;int partial_mrg(double *A, int n) {
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; A[0] = A[0] * n;
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; A[1] = A[1] * n;
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; if (n < 4) return 0;
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; A[2] = A[2] * n;
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; A[3] = A[3] * (n+4);
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;}
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;CHECK-LABEL: @partial_mrg(
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;CHECK: insertelement <2 x double>
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;CHECK: insertelement <2 x double>
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;CHECK: insertelement <2 x double>
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;CHECK-NOT: insertelement <2 x double>
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;CHECK: ret
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define i32 @partial_mrg(double* nocapture %A, i32 %n) {
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entry:
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%0 = load double, double* %A, align 8
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%conv = sitofp i32 %n to double
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%mul = fmul double %conv, %0
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store double %mul, double* %A, align 8
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%arrayidx2 = getelementptr inbounds double, double* %A, i64 1
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%1 = load double, double* %arrayidx2, align 8
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%mul4 = fmul double %conv, %1
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store double %mul4, double* %arrayidx2, align 8
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%cmp = icmp slt i32 %n, 4
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br i1 %cmp, label %return, label %if.end
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if.end: ; preds = %entry
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%arrayidx7 = getelementptr inbounds double, double* %A, i64 2
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%2 = load double, double* %arrayidx7, align 8
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%mul9 = fmul double %conv, %2
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store double %mul9, double* %arrayidx7, align 8
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%arrayidx11 = getelementptr inbounds double, double* %A, i64 3
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%3 = load double, double* %arrayidx11, align 8
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%add = add nsw i32 %n, 4
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%conv12 = sitofp i32 %add to double
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%mul13 = fmul double %conv12, %3
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store double %mul13, double* %arrayidx11, align 8
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br label %return
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return: ; preds = %entry, %if.end
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ret i32 0
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}
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%class.B.53.55 = type { %class.A.52.54, double }
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%class.A.52.54 = type { double, double, double }
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@a = external global double, align 8
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define void @PR19646(%class.B.53.55* %this) {
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entry:
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br i1 undef, label %if.end13, label %if.end13
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sw.epilog7: ; No predecessors!
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%.in = getelementptr inbounds %class.B.53.55, %class.B.53.55* %this, i64 0, i32 0, i32 1
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%0 = load double, double* %.in, align 8
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%add = fadd double undef, 0.000000e+00
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%add6 = fadd double %add, %0
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%1 = load double, double* @a, align 8
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%add8 = fadd double %1, 0.000000e+00
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%_dy = getelementptr inbounds %class.B.53.55, %class.B.53.55* %this, i64 0, i32 0, i32 2
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%2 = load double, double* %_dy, align 8
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%add10 = fadd double %add8, %2
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br i1 undef, label %if.then12, label %if.end13
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if.then12: ; preds = %sw.epilog7
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%3 = load double, double* undef, align 8
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br label %if.end13
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if.end13: ; preds = %if.then12, %sw.epilog7, %entry
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%x.1 = phi double [ 0.000000e+00, %if.then12 ], [ %add6, %sw.epilog7 ], [ undef, %entry ], [ undef, %entry ]
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%b.0 = phi double [ %3, %if.then12 ], [ %add10, %sw.epilog7 ], [ undef, %entry], [ undef, %entry ]
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unreachable
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}
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