forked from OSchip/llvm-project
185 lines
8.2 KiB
LLVM
185 lines
8.2 KiB
LLVM
; RUN: opt -S -argpromotion < %s | FileCheck %s
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; RUN: opt -S -passes=argpromotion < %s | FileCheck %s
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; Test that we only promote arguments when the caller/callee have compatible
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; function attrubtes.
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target triple = "x86_64-unknown-linux-gnu"
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; This should promote
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; CHECK-LABEL: @callee_avx512_legal512_prefer512_call_avx512_legal512_prefer512(<8 x i64>* %arg, <8 x i64> %arg1.val)
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define internal fastcc void @callee_avx512_legal512_prefer512_call_avx512_legal512_prefer512(<8 x i64>* %arg, <8 x i64>* readonly %arg1) #0 {
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bb:
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%tmp = load <8 x i64>, <8 x i64>* %arg1
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store <8 x i64> %tmp, <8 x i64>* %arg
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ret void
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}
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define void @avx512_legal512_prefer512_call_avx512_legal512_prefer512(<8 x i64>* %arg) #0 {
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bb:
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%tmp = alloca <8 x i64>, align 32
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%tmp2 = alloca <8 x i64>, align 32
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%tmp3 = bitcast <8 x i64>* %tmp to i8*
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call void @llvm.memset.p0i8.i64(i8* align 32 %tmp3, i8 0, i64 32, i1 false)
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call fastcc void @callee_avx512_legal512_prefer512_call_avx512_legal512_prefer512(<8 x i64>* %tmp2, <8 x i64>* %tmp)
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%tmp4 = load <8 x i64>, <8 x i64>* %tmp2, align 32
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store <8 x i64> %tmp4, <8 x i64>* %arg, align 2
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ret void
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}
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; This should promote
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; CHECK-LABEL: @callee_avx512_legal512_prefer256_call_avx512_legal512_prefer256(<8 x i64>* %arg, <8 x i64> %arg1.val)
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define internal fastcc void @callee_avx512_legal512_prefer256_call_avx512_legal512_prefer256(<8 x i64>* %arg, <8 x i64>* readonly %arg1) #1 {
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bb:
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%tmp = load <8 x i64>, <8 x i64>* %arg1
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store <8 x i64> %tmp, <8 x i64>* %arg
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ret void
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}
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define void @avx512_legal512_prefer256_call_avx512_legal512_prefer256(<8 x i64>* %arg) #1 {
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bb:
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%tmp = alloca <8 x i64>, align 32
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%tmp2 = alloca <8 x i64>, align 32
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%tmp3 = bitcast <8 x i64>* %tmp to i8*
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call void @llvm.memset.p0i8.i64(i8* align 32 %tmp3, i8 0, i64 32, i1 false)
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call fastcc void @callee_avx512_legal512_prefer256_call_avx512_legal512_prefer256(<8 x i64>* %tmp2, <8 x i64>* %tmp)
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%tmp4 = load <8 x i64>, <8 x i64>* %tmp2, align 32
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store <8 x i64> %tmp4, <8 x i64>* %arg, align 2
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ret void
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}
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; This should promote
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; CHECK-LABEL: @callee_avx512_legal512_prefer512_call_avx512_legal512_prefer256(<8 x i64>* %arg, <8 x i64> %arg1.val)
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define internal fastcc void @callee_avx512_legal512_prefer512_call_avx512_legal512_prefer256(<8 x i64>* %arg, <8 x i64>* readonly %arg1) #1 {
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bb:
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%tmp = load <8 x i64>, <8 x i64>* %arg1
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store <8 x i64> %tmp, <8 x i64>* %arg
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ret void
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}
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define void @avx512_legal512_prefer512_call_avx512_legal512_prefer256(<8 x i64>* %arg) #0 {
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bb:
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%tmp = alloca <8 x i64>, align 32
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%tmp2 = alloca <8 x i64>, align 32
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%tmp3 = bitcast <8 x i64>* %tmp to i8*
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call void @llvm.memset.p0i8.i64(i8* align 32 %tmp3, i8 0, i64 32, i1 false)
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call fastcc void @callee_avx512_legal512_prefer512_call_avx512_legal512_prefer256(<8 x i64>* %tmp2, <8 x i64>* %tmp)
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%tmp4 = load <8 x i64>, <8 x i64>* %tmp2, align 32
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store <8 x i64> %tmp4, <8 x i64>* %arg, align 2
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ret void
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}
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; This should promote
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; CHECK-LABEL: @callee_avx512_legal512_prefer256_call_avx512_legal512_prefer512(<8 x i64>* %arg, <8 x i64> %arg1.val)
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define internal fastcc void @callee_avx512_legal512_prefer256_call_avx512_legal512_prefer512(<8 x i64>* %arg, <8 x i64>* readonly %arg1) #0 {
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bb:
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%tmp = load <8 x i64>, <8 x i64>* %arg1
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store <8 x i64> %tmp, <8 x i64>* %arg
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ret void
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}
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define void @avx512_legal512_prefer256_call_avx512_legal512_prefer512(<8 x i64>* %arg) #1 {
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bb:
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%tmp = alloca <8 x i64>, align 32
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%tmp2 = alloca <8 x i64>, align 32
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%tmp3 = bitcast <8 x i64>* %tmp to i8*
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call void @llvm.memset.p0i8.i64(i8* align 32 %tmp3, i8 0, i64 32, i1 false)
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call fastcc void @callee_avx512_legal512_prefer256_call_avx512_legal512_prefer512(<8 x i64>* %tmp2, <8 x i64>* %tmp)
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%tmp4 = load <8 x i64>, <8 x i64>* %tmp2, align 32
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store <8 x i64> %tmp4, <8 x i64>* %arg, align 2
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ret void
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}
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; This should not promote
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; CHECK-LABEL: @callee_avx512_legal256_prefer256_call_avx512_legal512_prefer256(<8 x i64>* %arg, <8 x i64>* readonly %arg1)
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define internal fastcc void @callee_avx512_legal256_prefer256_call_avx512_legal512_prefer256(<8 x i64>* %arg, <8 x i64>* readonly %arg1) #1 {
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bb:
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%tmp = load <8 x i64>, <8 x i64>* %arg1
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store <8 x i64> %tmp, <8 x i64>* %arg
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ret void
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}
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define void @avx512_legal256_prefer256_call_avx512_legal512_prefer256(<8 x i64>* %arg) #2 {
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bb:
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%tmp = alloca <8 x i64>, align 32
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%tmp2 = alloca <8 x i64>, align 32
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%tmp3 = bitcast <8 x i64>* %tmp to i8*
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call void @llvm.memset.p0i8.i64(i8* align 32 %tmp3, i8 0, i64 32, i1 false)
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call fastcc void @callee_avx512_legal256_prefer256_call_avx512_legal512_prefer256(<8 x i64>* %tmp2, <8 x i64>* %tmp)
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%tmp4 = load <8 x i64>, <8 x i64>* %tmp2, align 32
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store <8 x i64> %tmp4, <8 x i64>* %arg, align 2
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ret void
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}
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; This should not promote
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; CHECK-LABEL: @callee_avx512_legal512_prefer256_call_avx512_legal256_prefer256(<8 x i64>* %arg, <8 x i64>* readonly %arg1)
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define internal fastcc void @callee_avx512_legal512_prefer256_call_avx512_legal256_prefer256(<8 x i64>* %arg, <8 x i64>* readonly %arg1) #2 {
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bb:
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%tmp = load <8 x i64>, <8 x i64>* %arg1
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store <8 x i64> %tmp, <8 x i64>* %arg
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ret void
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}
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define void @avx512_legal512_prefer256_call_avx512_legal256_prefer256(<8 x i64>* %arg) #1 {
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bb:
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%tmp = alloca <8 x i64>, align 32
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%tmp2 = alloca <8 x i64>, align 32
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%tmp3 = bitcast <8 x i64>* %tmp to i8*
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call void @llvm.memset.p0i8.i64(i8* align 32 %tmp3, i8 0, i64 32, i1 false)
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call fastcc void @callee_avx512_legal512_prefer256_call_avx512_legal256_prefer256(<8 x i64>* %tmp2, <8 x i64>* %tmp)
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%tmp4 = load <8 x i64>, <8 x i64>* %tmp2, align 32
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store <8 x i64> %tmp4, <8 x i64>* %arg, align 2
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ret void
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}
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; This should promote
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; CHECK-LABEL: @callee_avx2_legal256_prefer256_call_avx2_legal512_prefer256(<8 x i64>* %arg, <8 x i64> %arg1.val)
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define internal fastcc void @callee_avx2_legal256_prefer256_call_avx2_legal512_prefer256(<8 x i64>* %arg, <8 x i64>* readonly %arg1) #3 {
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bb:
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%tmp = load <8 x i64>, <8 x i64>* %arg1
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store <8 x i64> %tmp, <8 x i64>* %arg
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ret void
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}
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define void @avx2_legal256_prefer256_call_avx2_legal512_prefer256(<8 x i64>* %arg) #4 {
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bb:
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%tmp = alloca <8 x i64>, align 32
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%tmp2 = alloca <8 x i64>, align 32
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%tmp3 = bitcast <8 x i64>* %tmp to i8*
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call void @llvm.memset.p0i8.i64(i8* align 32 %tmp3, i8 0, i64 32, i1 false)
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call fastcc void @callee_avx2_legal256_prefer256_call_avx2_legal512_prefer256(<8 x i64>* %tmp2, <8 x i64>* %tmp)
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%tmp4 = load <8 x i64>, <8 x i64>* %tmp2, align 32
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store <8 x i64> %tmp4, <8 x i64>* %arg, align 2
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ret void
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}
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; This should promote
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; CHECK-LABEL: @callee_avx2_legal512_prefer256_call_avx2_legal256_prefer256(<8 x i64>* %arg, <8 x i64> %arg1.val)
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define internal fastcc void @callee_avx2_legal512_prefer256_call_avx2_legal256_prefer256(<8 x i64>* %arg, <8 x i64>* readonly %arg1) #4 {
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bb:
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%tmp = load <8 x i64>, <8 x i64>* %arg1
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store <8 x i64> %tmp, <8 x i64>* %arg
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ret void
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}
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define void @avx2_legal512_prefer256_call_avx2_legal256_prefer256(<8 x i64>* %arg) #3 {
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bb:
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%tmp = alloca <8 x i64>, align 32
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%tmp2 = alloca <8 x i64>, align 32
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%tmp3 = bitcast <8 x i64>* %tmp to i8*
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call void @llvm.memset.p0i8.i64(i8* align 32 %tmp3, i8 0, i64 32, i1 false)
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call fastcc void @callee_avx2_legal512_prefer256_call_avx2_legal256_prefer256(<8 x i64>* %tmp2, <8 x i64>* %tmp)
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%tmp4 = load <8 x i64>, <8 x i64>* %tmp2, align 32
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store <8 x i64> %tmp4, <8 x i64>* %arg, align 2
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ret void
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}
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; Function Attrs: argmemonly nounwind
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declare void @llvm.memset.p0i8.i64(i8* nocapture writeonly, i8, i64, i1) #5
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attributes #0 = { inlinehint norecurse nounwind uwtable "target-features"="+avx512vl" "min-legal-vector-width"="512" "prefer-vector-width"="512" }
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attributes #1 = { inlinehint norecurse nounwind uwtable "target-features"="+avx512vl" "min-legal-vector-width"="512" "prefer-vector-width"="256" }
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attributes #2 = { inlinehint norecurse nounwind uwtable "target-features"="+avx512vl" "min-legal-vector-width"="256" "prefer-vector-width"="256" }
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attributes #3 = { inlinehint norecurse nounwind uwtable "target-features"="+avx2" "min-legal-vector-width"="512" "prefer-vector-width"="256" }
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attributes #4 = { inlinehint norecurse nounwind uwtable "target-features"="+avx2" "min-legal-vector-width"="256" "prefer-vector-width"="256" }
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attributes #5 = { argmemonly nounwind }
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