f3a02253e9
It is documented that immarg is only valid on intrinsic declarations, although the verifier also tolerates it on intrinsic calls. This patch updates tests that are not specifically testing the behavior of the IR parser or verifier.
49 lines
2.8 KiB
LLVM
49 lines
2.8 KiB
LLVM
; RUN: opt -S < %s | FileCheck %s
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; Test to ensure that calls to the memcpy/memmove/memset intrinsics are auto-upgraded
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; to remove the alignment parameter in favour of align attributes on the pointer args.
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; Make sure a non-zero alignment is propagated
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define void @test(ptr %p1, ptr %p2, ptr %p3) {
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; CHECK-LABEL: @test
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; CHECK: call void @llvm.memset.p0.i64(ptr align 4 %p1, i8 55, i64 100, i1 false)
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; CHECK: call void @llvm.memcpy.p0.p0.i64(ptr align 4 %p1, ptr align 4 %p2, i64 50, i1 false)
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; CHECK: call void @llvm.memmove.p0.p0.i64(ptr align 4 %p2, ptr align 4 %p3, i64 1000, i1 false)
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call void @llvm.memset.p0.i64(ptr %p1, i8 55, i64 100, i32 4, i1 false)
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call void @llvm.memcpy.p0.p0.i64(ptr %p1, ptr %p2, i64 50, i32 4, i1 false)
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call void @llvm.memmove.p0.p0.i64(ptr %p2, ptr %p3, i64 1000, i32 4, i1 false)
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ret void
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}
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; Make sure that a zero alignment is handled properly
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define void @test2(ptr %p1, ptr %p2, ptr %p3) {
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; CHECK-LABEL: @test
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; CHECK: call void @llvm.memset.p0.i64(ptr %p1, i8 55, i64 100, i1 false)
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; CHECK: call void @llvm.memcpy.p0.p0.i64(ptr %p1, ptr %p2, i64 50, i1 false)
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; CHECK: call void @llvm.memmove.p0.p0.i64(ptr %p2, ptr %p3, i64 1000, i1 false)
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call void @llvm.memset.p0.i64(ptr %p1, i8 55, i64 100, i32 0, i1 false)
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call void @llvm.memcpy.p0.p0.i64(ptr %p1, ptr %p2, i64 50, i32 0, i1 false)
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call void @llvm.memmove.p0.p0.i64(ptr %p2, ptr %p3, i64 1000, i32 0, i1 false)
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ret void
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}
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; Make sure that attributes are not dropped
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define void @test3(ptr %p1, ptr %p2, ptr %p3) {
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; CHECK-LABEL: @test
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; CHECK: call void @llvm.memset.p0.i64(ptr nonnull align 4 %p1, i8 signext 55, i64 zeroext 100, i1 false)
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; CHECK: call void @llvm.memcpy.p0.p0.i64(ptr nonnull align 4 %p1, ptr readonly align 4 %p2, i64 zeroext 50, i1 false)
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; CHECK: call void @llvm.memmove.p0.p0.i64(ptr nonnull align 4 %p2, ptr readonly align 4 %p3, i64 zeroext 1000, i1 false)
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call void @llvm.memset.p0.i64(ptr nonnull %p1, i8 signext 55, i64 zeroext 100, i32 signext 4, i1 false)
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call void @llvm.memcpy.p0.p0.i64(ptr nonnull %p1, ptr readonly %p2, i64 zeroext 50, i32 signext 4, i1 false)
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call void @llvm.memmove.p0.p0.i64(ptr nonnull %p2, ptr readonly %p3, i64 zeroext 1000, i32 signext 4, i1 false)
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ret void
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}
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; CHECK: declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg)
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; CHECK: declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg)
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; CHECK: declare void @llvm.memmove.p0.p0.i64(ptr nocapture writeonly, ptr nocapture readonly, i64, i1 immarg)
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declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i32, i1)
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declare void @llvm.memcpy.p0.p0.i64(ptr nocapture writeonly , ptr nocapture readonly, i64, i32, i1)
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declare void @llvm.memmove.p0.p0.i64(ptr nocapture writeonly, ptr nocapture readonly, i64, i32, i1)
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