forked from OSchip/llvm-project
105 lines
5.2 KiB
LLVM
105 lines
5.2 KiB
LLVM
; RUN: llc < %s -mcpu=cortex-a57 -mattr=+neon -fp-contract=fast -regalloc=pbqp -pbqp-coalescing | FileCheck %s --check-prefix CHECK --check-prefix CHECK-EVEN
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; RUN: llc < %s -mcpu=cortex-a57 -mattr=+neon -fp-contract=fast -regalloc=pbqp -pbqp-coalescing | FileCheck %s --check-prefix CHECK --check-prefix CHECK-ODD
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;
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; Test PBQP is able to fulfill the accumulator chaining constraint.
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target datalayout = "e-m:e-i64:64-i128:128-n32:64-S128"
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target triple = "aarch64"
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; CHECK-LABEL: fir
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; CHECK-EVEN: fmadd {{d[0-9]*[02468]}}, {{d[0-9]*}}, {{d[0-9]*}}, {{d[0-9]*[02468]}}
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; CHECK-EVEN: fmadd {{d[0-9]*[02468]}}, {{d[0-9]*}}, {{d[0-9]*}}, {{d[0-9]*[02468]}}
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; CHECK-EVEN: fmadd {{d[0-9]*[02468]}}, {{d[0-9]*}}, {{d[0-9]*}}, {{d[0-9]*[02468]}}
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; CHECK-EVEN: fmadd {{d[0-9]*[02468]}}, {{d[0-9]*}}, {{d[0-9]*}}, {{d[0-9]*[02468]}}
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; CHECK-EVEN: fmadd {{d[0-9]*[02468]}}, {{d[0-9]*}}, {{d[0-9]*}}, {{d[0-9]*[02468]}}
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; CHECK-EVEN: fmadd {{d[0-9]*[02468]}}, {{d[0-9]*}}, {{d[0-9]*}}, {{d[0-9]*[02468]}}
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; CHECK-EVEN: fmadd {{d[0-9]*[02468]}}, {{d[0-9]*}}, {{d[0-9]*}}, {{d[0-9]*[02468]}}
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; CHECK-ODD: fmadd {{d[0-9]*[13579]}}, {{d[0-9]*}}, {{d[0-9]*}}, {{d[0-9]*[13579]}}
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; CHECK-ODD: fmadd {{d[0-9]*[13579]}}, {{d[0-9]*}}, {{d[0-9]*}}, {{d[0-9]*[13579]}}
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; CHECK-ODD: fmadd {{d[0-9]*[13579]}}, {{d[0-9]*}}, {{d[0-9]*}}, {{d[0-9]*[13579]}}
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; CHECK-ODD: fmadd {{d[0-9]*[13579]}}, {{d[0-9]*}}, {{d[0-9]*}}, {{d[0-9]*[13579]}}
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; CHECK-ODD: fmadd {{d[0-9]*[13579]}}, {{d[0-9]*}}, {{d[0-9]*}}, {{d[0-9]*[13579]}}
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; CHECK-ODD: fmadd {{d[0-9]*[13579]}}, {{d[0-9]*}}, {{d[0-9]*}}, {{d[0-9]*[13579]}}
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; CHECK-ODD: fmadd {{d[0-9]*[13579]}}, {{d[0-9]*}}, {{d[0-9]*}}, {{d[0-9]*[13579]}}
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define void @fir(double* nocapture %rx, double* nocapture %ry, double* nocapture %c, double* nocapture %x, double* nocapture %y) {
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entry:
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%0 = load double* %c, align 8
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%1 = load double* %x, align 8
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%mul = fmul fast double %1, %0
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%2 = load double* %y, align 8
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%mul7 = fmul fast double %2, %0
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%arrayidx.1 = getelementptr inbounds double* %c, i64 1
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%3 = load double* %arrayidx.1, align 8
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%arrayidx2.1 = getelementptr inbounds double* %x, i64 1
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%4 = load double* %arrayidx2.1, align 8
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%mul.1 = fmul fast double %4, %3
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%add.1 = fadd fast double %mul.1, %mul
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%arrayidx6.1 = getelementptr inbounds double* %y, i64 1
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%5 = load double* %arrayidx6.1, align 8
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%mul7.1 = fmul fast double %5, %3
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%add8.1 = fadd fast double %mul7.1, %mul7
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%arrayidx.2 = getelementptr inbounds double* %c, i64 2
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%6 = load double* %arrayidx.2, align 8
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%arrayidx2.2 = getelementptr inbounds double* %x, i64 2
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%7 = load double* %arrayidx2.2, align 8
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%mul.2 = fmul fast double %7, %6
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%add.2 = fadd fast double %mul.2, %add.1
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%arrayidx6.2 = getelementptr inbounds double* %y, i64 2
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%8 = load double* %arrayidx6.2, align 8
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%mul7.2 = fmul fast double %8, %6
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%add8.2 = fadd fast double %mul7.2, %add8.1
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%arrayidx.3 = getelementptr inbounds double* %c, i64 3
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%9 = load double* %arrayidx.3, align 8
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%arrayidx2.3 = getelementptr inbounds double* %x, i64 3
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%10 = load double* %arrayidx2.3, align 8
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%mul.3 = fmul fast double %10, %9
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%add.3 = fadd fast double %mul.3, %add.2
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%arrayidx6.3 = getelementptr inbounds double* %y, i64 3
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%11 = load double* %arrayidx6.3, align 8
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%mul7.3 = fmul fast double %11, %9
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%add8.3 = fadd fast double %mul7.3, %add8.2
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%arrayidx.4 = getelementptr inbounds double* %c, i64 4
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%12 = load double* %arrayidx.4, align 8
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%arrayidx2.4 = getelementptr inbounds double* %x, i64 4
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%13 = load double* %arrayidx2.4, align 8
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%mul.4 = fmul fast double %13, %12
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%add.4 = fadd fast double %mul.4, %add.3
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%arrayidx6.4 = getelementptr inbounds double* %y, i64 4
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%14 = load double* %arrayidx6.4, align 8
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%mul7.4 = fmul fast double %14, %12
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%add8.4 = fadd fast double %mul7.4, %add8.3
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%arrayidx.5 = getelementptr inbounds double* %c, i64 5
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%15 = load double* %arrayidx.5, align 8
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%arrayidx2.5 = getelementptr inbounds double* %x, i64 5
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%16 = load double* %arrayidx2.5, align 8
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%mul.5 = fmul fast double %16, %15
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%add.5 = fadd fast double %mul.5, %add.4
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%arrayidx6.5 = getelementptr inbounds double* %y, i64 5
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%17 = load double* %arrayidx6.5, align 8
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%mul7.5 = fmul fast double %17, %15
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%add8.5 = fadd fast double %mul7.5, %add8.4
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%arrayidx.6 = getelementptr inbounds double* %c, i64 6
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%18 = load double* %arrayidx.6, align 8
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%arrayidx2.6 = getelementptr inbounds double* %x, i64 6
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%19 = load double* %arrayidx2.6, align 8
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%mul.6 = fmul fast double %19, %18
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%add.6 = fadd fast double %mul.6, %add.5
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%arrayidx6.6 = getelementptr inbounds double* %y, i64 6
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%20 = load double* %arrayidx6.6, align 8
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%mul7.6 = fmul fast double %20, %18
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%add8.6 = fadd fast double %mul7.6, %add8.5
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%arrayidx.7 = getelementptr inbounds double* %c, i64 7
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%21 = load double* %arrayidx.7, align 8
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%arrayidx2.7 = getelementptr inbounds double* %x, i64 7
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%22 = load double* %arrayidx2.7, align 8
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%mul.7 = fmul fast double %22, %21
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%add.7 = fadd fast double %mul.7, %add.6
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%arrayidx6.7 = getelementptr inbounds double* %y, i64 7
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%23 = load double* %arrayidx6.7, align 8
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%mul7.7 = fmul fast double %23, %21
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%add8.7 = fadd fast double %mul7.7, %add8.6
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store double %add.7, double* %rx, align 8
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store double %add8.7, double* %ry, align 8
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ret void
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}
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