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88109db935
If a kernel's pointer argument is known to be readonly set access qualifier accordingly. This allows RT not to flush caches before dispatches. Differential Revision: https://reviews.llvm.org/D32091 llvm-svn: 300362
34 lines
1.2 KiB
LLVM
34 lines
1.2 KiB
LLVM
; RUN: llc -mtriple=amdgcn-amd-amdhsa -filetype=obj -o - < %s | llvm-readobj -amdgpu-code-object-metadata -elf-output-style=GNU -notes | FileCheck %s
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; CHECK: - Name: test_ro_arg
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; CHECK: Args:
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; CHECK-NEXT: - Size: 8
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; CHECK-NEXT: Align: 8
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; CHECK-NEXT: ValueKind: GlobalBuffer
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; CHECK-NEXT: ValueType: F32
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; CHECK-NEXT: AccQual: ReadOnly
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; CHECK-NEXT: AddrSpaceQual: Global
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; CHECK-NEXT: IsConst: true
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; CHECK-NEXT: IsRestrict: true
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; CHECK-NEXT: TypeName: 'float*'
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; CHECK-NEXT: - Size: 8
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; CHECK-NEXT: Align: 8
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; CHECK-NEXT: ValueKind: GlobalBuffer
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; CHECK-NEXT: ValueType: F32
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; CHECK-NEXT: AccQual: Default
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; CHECK-NEXT: AddrSpaceQual: Global
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; CHECK-NEXT: TypeName: 'float*'
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define amdgpu_kernel void @test_ro_arg(float addrspace(1)* noalias readonly %in, float addrspace(1)* %out)
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!kernel_arg_addr_space !0 !kernel_arg_access_qual !1 !kernel_arg_type !2
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!kernel_arg_base_type !2 !kernel_arg_type_qual !3 {
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ret void
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}
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!0 = !{i32 1, i32 1}
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!1 = !{!"none", !"none"}
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!2 = !{!"float*", !"float*"}
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!3 = !{!"const restrict", !""}
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