43 lines
1.1 KiB
LLVM
43 lines
1.1 KiB
LLVM
; RUN: opt %loadPolly -polly-analyze-read-only-scalars=false -polly-codegen \
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; RUN: \
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; RUN: -S < %s | FileCheck %s
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; RUN: opt %loadPolly -polly-analyze-read-only-scalars=true -polly-codegen \
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; RUN: \
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; RUN: -S < %s | FileCheck %s -check-prefix=SCALAR
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; CHECK-NOT: alloca
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; SCALAR-LABEL: entry:
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; SCALAR-NEXT: %scalar.s2a = alloca float
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; SCALAR-LABEL: polly.start:
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; SCALAR-NEXT: store float %scalar, ptr %scalar.s2a
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; SCALAR-LABEL: polly.stmt.stmt1:
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; SCALAR-NEXT: %scalar.s2a.reload = load float, ptr %scalar.s2a
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; SCALAR-NEXT: %val_p_scalar_ = load float, ptr %A,
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; SCALAR-NEXT: %p_sum = fadd float %val_p_scalar_, %scalar.s2a.reload
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define void @foo(ptr noalias %A, float %scalar) {
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entry:
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br label %loop
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loop:
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%indvar = phi i64 [0, %entry], [%indvar.next, %loop.backedge]
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br label %stmt1
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stmt1:
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%val = load float, ptr %A
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%sum = fadd float %val, %scalar
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store float %sum, ptr %A
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br label %loop.backedge
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loop.backedge:
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%indvar.next = add i64 %indvar, 1
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%cond = icmp sle i64 %indvar, 100
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br i1 %cond, label %loop, label %exit
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exit:
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ret void
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}
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