131 lines
6.6 KiB
LLVM
131 lines
6.6 KiB
LLVM
; RUN: llc -mtriple=aarch64-linux-gnu -o - %s | FileCheck %s
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; RUN: llc -mtriple=aarch64-linux-gnu -stop-after=finalize-isel -o - %s | FileCheck --check-prefix=MIR %s
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; MIR-DAG: ![[DOMAIN:[0-9]+]] = distinct !{!{{[0-9]+}}, !"bax"}
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; MIR-DAG: ![[SCOPE0:[0-9]+]] = distinct !{!{{[0-9]+}}, ![[DOMAIN]], !"bax: %p"}
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; MIR-DAG: ![[SCOPE1:[0-9]+]] = distinct !{!{{[0-9]+}}, ![[DOMAIN]], !"bax: %q"}
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; MIR-DAG: ![[SET0:[0-9]+]] = !{![[SCOPE0]]}
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; MIR-DAG: ![[SET1:[0-9]+]] = !{![[SCOPE1]]}
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; MIR-LABEL: name: test_memcpy
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; MIR: %2:fpr128 = LDRQui %0, 1 :: (load (s128) from %ir.p1, align 4, !alias.scope ![[SET0]], !noalias ![[SET1]])
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; MIR-NEXT: STRQui killed %2, %0, 0 :: (store (s128) into %ir.p0, align 4, !alias.scope ![[SET0]], !noalias ![[SET1]])
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define i32 @test_memcpy(i32* nocapture %p, i32* nocapture readonly %q) {
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; CHECK-LABEL: test_memcpy:
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; CHECK-DAG: ldp [[Q0:w[0-9]+]], [[Q1:w[0-9]+]], [x1]
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; CHECK-DAG: ldr [[PVAL:q[0-9]+]], [x0, #16]
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; CHECK-DAG: add w8, [[Q0]], [[Q1]]
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; CHECK: str [[PVAL]], [x0]
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; CHECK: mov w0, w8
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; CHECK: ret
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%p0 = bitcast i32* %p to i8*
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%add.ptr = getelementptr inbounds i32, i32* %p, i64 4
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%p1 = bitcast i32* %add.ptr to i8*
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tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* noundef nonnull align 4 dereferenceable(16) %p0, i8* noundef nonnull align 4 dereferenceable(16) %p1, i64 16, i1 false), !alias.scope !2, !noalias !4
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%v0 = load i32, i32* %q, align 4, !alias.scope !4, !noalias !2
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%q1 = getelementptr inbounds i32, i32* %q, i64 1
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%v1 = load i32, i32* %q1, align 4, !alias.scope !4, !noalias !2
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%add = add i32 %v0, %v1
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ret i32 %add
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}
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; MIR-LABEL: name: test_memcpy_inline
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; MIR: %2:fpr128 = LDRQui %0, 1 :: (load (s128) from %ir.p1, align 4, !alias.scope ![[SET0]], !noalias ![[SET1]])
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; MIR-NEXT: STRQui killed %2, %0, 0 :: (store (s128) into %ir.p0, align 4, !alias.scope ![[SET0]], !noalias ![[SET1]])
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define i32 @test_memcpy_inline(i32* nocapture %p, i32* nocapture readonly %q) {
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; CHECK-LABEL: test_memcpy_inline:
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; CHECK-DAG: ldp [[Q0:w[0-9]+]], [[Q1:w[0-9]+]], [x1]
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; CHECK-DAG: ldr [[PVAL:q[0-9]+]], [x0, #16]
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; CHECK-DAG: add w8, [[Q0]], [[Q1]]
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; CHECK: str [[PVAL]], [x0]
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; CHECK: mov w0, w8
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; CHECK: ret
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%p0 = bitcast i32* %p to i8*
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%add.ptr = getelementptr inbounds i32, i32* %p, i64 4
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%p1 = bitcast i32* %add.ptr to i8*
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tail call void @llvm.memcpy.inline.p0i8.p0i8.i64(i8* noundef nonnull align 4 dereferenceable(16) %p0, i8* noundef nonnull align 4 dereferenceable(16) %p1, i64 16, i1 false), !alias.scope !2, !noalias !4
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%v0 = load i32, i32* %q, align 4, !alias.scope !4, !noalias !2
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%q1 = getelementptr inbounds i32, i32* %q, i64 1
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%v1 = load i32, i32* %q1, align 4, !alias.scope !4, !noalias !2
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%add = add i32 %v0, %v1
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ret i32 %add
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}
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; MIR-LABEL: name: test_memmove
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; MIR: %2:fpr128 = LDRQui %0, 1 :: (load (s128) from %ir.p1, align 4, !alias.scope ![[SET0]], !noalias ![[SET1]])
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; MIR-NEXT: STRQui killed %2, %0, 0 :: (store (s128) into %ir.p0, align 4, !alias.scope ![[SET0]], !noalias ![[SET1]])
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define i32 @test_memmove(i32* nocapture %p, i32* nocapture readonly %q) {
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; CHECK-LABEL: test_memmove:
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; CHECK-DAG: ldp [[Q0:w[0-9]+]], [[Q1:w[0-9]+]], [x1]
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; CHECK-DAG: ldr [[PVAL:q[0-9]+]], [x0, #16]
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; CHECK-DAG: add w8, [[Q0]], [[Q1]]
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; CHECK: str [[PVAL]], [x0]
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; CHECK: mov w0, w8
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; CHECK: ret
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%p0 = bitcast i32* %p to i8*
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%add.ptr = getelementptr inbounds i32, i32* %p, i64 4
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%p1 = bitcast i32* %add.ptr to i8*
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tail call void @llvm.memmove.p0i8.p0i8.i64(i8* noundef nonnull align 4 dereferenceable(16) %p0, i8* noundef nonnull align 4 dereferenceable(16) %p1, i64 16, i1 false), !alias.scope !2, !noalias !4
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%v0 = load i32, i32* %q, align 4, !alias.scope !4, !noalias !2
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%q1 = getelementptr inbounds i32, i32* %q, i64 1
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%v1 = load i32, i32* %q1, align 4, !alias.scope !4, !noalias !2
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%add = add i32 %v0, %v1
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ret i32 %add
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}
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; MIR-LABEL: name: test_memset
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; MIR: %2:gpr64 = MOVi64imm -6148914691236517206
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; MIR-NEXT: STRXui %2, %0, 1 :: (store (s64) into %ir.p0 + 8, align 4, !alias.scope ![[SET0]], !noalias ![[SET1]])
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; MIR-NEXT: STRXui %2, %0, 0 :: (store (s64) into %ir.p0, align 4, !alias.scope ![[SET0]], !noalias ![[SET1]])
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define i32 @test_memset(i32* nocapture %p, i32* nocapture readonly %q) {
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; CHECK-LABEL: test_memset:
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; CHECK-DAG: ldp [[Q0:w[0-9]+]], [[Q1:w[0-9]+]], [x1]
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; CHECK-DAG: mov [[PVAL:x[0-9]+]], #-6148914691236517206
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; CHECK: stp [[PVAL]], [[PVAL]], [x0]
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; CHECK: add w8, [[Q0]], [[Q1]]
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; CHECK: mov w0, w8
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; CHECK: ret
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%p0 = bitcast i32* %p to i8*
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tail call void @llvm.memset.p0i8.i64(i8* noundef nonnull align 4 dereferenceable(16) %p0, i8 170, i64 16, i1 false), !alias.scope !2, !noalias !4
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%v0 = load i32, i32* %q, align 4, !alias.scope !4, !noalias !2
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%q1 = getelementptr inbounds i32, i32* %q, i64 1
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%v1 = load i32, i32* %q1, align 4, !alias.scope !4, !noalias !2
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%add = add i32 %v0, %v1
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ret i32 %add
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}
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; MIR-LABEL: name: test_mempcpy
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; MIR: %2:fpr128 = LDRQui %0, 1 :: (load (s128) from %ir.p1, align 1, !alias.scope ![[SET0]], !noalias ![[SET1]])
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; MIR-NEXT: STRQui killed %2, %0, 0 :: (store (s128) into %ir.p0, align 1, !alias.scope ![[SET0]], !noalias ![[SET1]])
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define i32 @test_mempcpy(i32* nocapture %p, i32* nocapture readonly %q) {
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; CHECK-LABEL: test_mempcpy:
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; CHECK-DAG: ldp [[Q0:w[0-9]+]], [[Q1:w[0-9]+]], [x1]
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; CHECK-DAG: ldr [[PVAL:q[0-9]+]], [x0, #16]
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; CHECK-DAG: add w8, [[Q0]], [[Q1]]
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; CHECK: str [[PVAL]], [x0]
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; CHECK: mov w0, w8
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; CHECK: ret
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%p0 = bitcast i32* %p to i8*
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%add.ptr = getelementptr inbounds i32, i32* %p, i64 4
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%p1 = bitcast i32* %add.ptr to i8*
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%call = tail call i8* @mempcpy(i8* noundef nonnull align 4 dereferenceable(16) %p0, i8* noundef nonnull align 4 dereferenceable(16) %p1, i64 16), !alias.scope !2, !noalias !4
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%v0 = load i32, i32* %q, align 4, !alias.scope !4, !noalias !2
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%q1 = getelementptr inbounds i32, i32* %q, i64 1
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%v1 = load i32, i32* %q1, align 4, !alias.scope !4, !noalias !2
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%add = add i32 %v0, %v1
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ret i32 %add
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}
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declare void @llvm.memcpy.p0i8.p0i8.i64(i8* noalias nocapture writeonly, i8* noalias nocapture readonly, i64, i1 immarg)
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declare void @llvm.memcpy.inline.p0i8.p0i8.i64(i8* noalias nocapture writeonly, i8* noalias nocapture readonly, i64, i1 immarg)
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declare void @llvm.memmove.p0i8.p0i8.i64(i8* nocapture writeonly, i8* nocapture readonly, i64, i1 immarg)
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declare void @llvm.memset.p0i8.i64(i8* nocapture writeonly, i8, i64, i1 immarg)
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declare i8* @mempcpy(i8*, i8*, i64)
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!0 = distinct !{!0, !"bax"}
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!1 = distinct !{!1, !0, !"bax: %p"}
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!2 = !{!1}
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!3 = distinct !{!3, !0, !"bax: %q"}
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!4 = !{!3}
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