42 lines
1.4 KiB
LLVM
42 lines
1.4 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=core2 | FileCheck %s --check-prefix=CORE2
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; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=nehalem | FileCheck %s --check-prefix=NEHALEM
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; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=bdver2 | FileCheck %s --check-prefix=BDVER2
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; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=btver2 | FileCheck %s --check-prefix=BTVER2
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declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture readonly, i64, i1)
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define void @copy16bytes(i8* nocapture %a, i8* nocapture readonly %b) {
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; CORE2-LABEL: copy16bytes:
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; CORE2: ## %bb.0:
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; CORE2-NEXT: movq (%rsi), %rax
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; CORE2-NEXT: movq 8(%rsi), %rcx
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; CORE2-NEXT: movq %rcx, 8(%rdi)
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; CORE2-NEXT: movq %rax, (%rdi)
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; CORE2-NEXT: retq
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;
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; NEHALEM-LABEL: copy16bytes:
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; NEHALEM: ## %bb.0:
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; NEHALEM-NEXT: movups (%rsi), %xmm0
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; NEHALEM-NEXT: movups %xmm0, (%rdi)
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; NEHALEM-NEXT: retq
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;
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; BDVER2-LABEL: copy16bytes:
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; BDVER2: ## %bb.0:
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; BDVER2-NEXT: movups (%rsi), %xmm0
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; BDVER2-NEXT: movups %xmm0, (%rdi)
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; BDVER2-NEXT: retq
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;
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; BTVER2-LABEL: copy16bytes:
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; BTVER2: ## %bb.0:
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; BTVER2-NEXT: vmovups (%rsi), %xmm0
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; BTVER2-NEXT: vmovups %xmm0, (%rdi)
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; BTVER2-NEXT: retq
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call void @llvm.memcpy.p0i8.p0i8.i64(i8* %a, i8* %b, i64 16, i1 false)
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ret void
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; CHECK-LABEL: copy16bytes
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}
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