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A node's ordering is only propagated during legalization if (a) the new node does not have an ordering (is not a CSE'd node), or (b) the new node has an ordering that is higher than the node being legalized. llvm-svn: 177465
32 lines
673 B
LLVM
32 lines
673 B
LLVM
; RUN: llc < %s -march=nvptx -mcpu=sm_20 | FileCheck %s
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; Ensure source scheduling is working
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define void @foo(i32* %a) {
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; CHECK: .func foo
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; CHECK: ld.u32
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; CHECK-NEXT: ld.u32
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; CHECK-NEXT: ld.u32
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; CHECK-NEXT: ld.u32
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; CHECK-NEXT: add.s32
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; CHECK-NEXT: add.s32
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; CHECK-NEXT: add.s32
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%ptr0 = getelementptr i32* %a, i32 0
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%val0 = load i32* %ptr0
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%ptr1 = getelementptr i32* %a, i32 1
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%val1 = load i32* %ptr1
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%ptr2 = getelementptr i32* %a, i32 2
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%val2 = load i32* %ptr2
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%ptr3 = getelementptr i32* %a, i32 3
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%val3 = load i32* %ptr3
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%t0 = add i32 %val0, %val1
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%t1 = add i32 %t0, %val2
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%t2 = add i32 %t1, %val3
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store i32 %t2, i32* %a
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ret void
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}
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