30 lines
933 B
LLVM
30 lines
933 B
LLVM
; RUN: llc -march=hexagon -mcpu=hexagonv5 -enable-pipeliner < %s | FileCheck %s
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; RUN: llc -march=hexagon -mcpu=hexagonv5 -O3 < %s | FileCheck %s
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; Simple vector total.
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; CHECK: loop0(.LBB0_[[LOOP:.]],
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; CHECK: .LBB0_[[LOOP]]:
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; CHECK: add([[REG:r([0-9]+)]], r{{[0-9]+}})
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; CHECK-NEXT: add(r{{[0-9]+}}, #4)
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; CHECK-NEXT: [[REG]] = memw(r{{[0-9]+}} + r{{[0-9]+}}<<#0)
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; CHECK-NEXT: endloop0
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define i32 @foo(i32* %a, i32 %n) {
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entry:
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br label %for.body
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for.body:
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%sum.02 = phi i32 [ 0, %entry ], [ %add, %for.body ]
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%arrayidx.phi = phi i32* [ %a, %entry ], [ %arrayidx.inc, %for.body ]
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%i.01 = phi i32 [ 0, %entry ], [ %inc, %for.body ]
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%0 = load i32, i32* %arrayidx.phi, align 4
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%add = add nsw i32 %0, %sum.02
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%inc = add nsw i32 %i.01, 1
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%exitcond = icmp eq i32 %inc, 10000
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%arrayidx.inc = getelementptr i32, i32* %arrayidx.phi, i32 1
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br i1 %exitcond, label %for.end, label %for.body
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for.end:
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ret i32 %add
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}
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