39 lines
1.6 KiB
LLVM
39 lines
1.6 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -instcombine -S < %s | FileCheck %s
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; RUN: opt -passes=instcombine -S < %s | FileCheck %s
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; Prohibit poiter cast for amx.
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define dso_local void @test_amx_load_store(<256 x i32>* %src, i8* %dst) {
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; CHECK-LABEL: @test_amx_load_store(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[VEC:%.*]] = load <256 x i32>, <256 x i32>* [[SRC:%.*]], align 64
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; CHECK-NEXT: [[BC:%.*]] = bitcast <256 x i32> [[VEC]] to x86_amx
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; CHECK-NEXT: tail call void @llvm.x86.tilestored64.internal(i16 16, i16 16, i8* [[DST:%.*]], i64 64, x86_amx [[BC]])
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; CHECK-NEXT: ret void
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;
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entry:
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%vec = load <256 x i32>, <256 x i32>* %src, align 64
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%bc = bitcast <256 x i32> %vec to x86_amx
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tail call void @llvm.x86.tilestored64.internal(i16 16, i16 16, i8* %dst, i64 64, x86_amx %bc)
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ret void
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}
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; Prohibit poiter cast for amx.
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define dso_local void @test_amx_load_store2(<256 x i32>* %dst, i8* %src) {
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; CHECK-LABEL: @test_amx_load_store2(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[AMX:%.*]] = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 16, i8* [[SRC:%.*]], i64 64)
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; CHECK-NEXT: [[BC:%.*]] = bitcast x86_amx [[AMX]] to <256 x i32>
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; CHECK-NEXT: store <256 x i32> [[BC]], <256 x i32>* [[DST:%.*]], align 1024
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; CHECK-NEXT: ret void
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;
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entry:
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%amx = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 16, i16 16, i8* %src, i64 64)
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%bc = bitcast x86_amx %amx to <256 x i32>
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store <256 x i32> %bc, <256 x i32>* %dst
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ret void
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}
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declare x86_amx @llvm.x86.tileloadd64.internal(i16, i16, i8*, i64)
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declare void @llvm.x86.tilestored64.internal(i16, i16, i8*, i64, x86_amx)
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