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bab98395a1
Removes the unnecessary GEP instructions from WebAssembly Table tests. Differential Revision: https://reviews.llvm.org/D138569
38 lines
1.6 KiB
LLVM
38 lines
1.6 KiB
LLVM
; RUN: llc --mtriple=wasm32-unknown-unknown -asm-verbose=false -mattr=+reference-types < %s | FileCheck %s
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%externref = type ptr addrspace(10) ;; addrspace 10 is nonintegral
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@externref_table1 = local_unnamed_addr addrspace(1) global [0 x %externref] undef
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@externref_table2 = local_unnamed_addr addrspace(1) global [0 x %externref] undef
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declare void @llvm.wasm.table.copy(ptr addrspace(1), ptr addrspace(1), i32, i32, i32) nounwind readonly
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define void @table_copy(i32 %dst, i32 %src, i32 %len) {
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; CHECK-LABEL: table_copy:
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; CHECK-NEXT: .functype table_copy (i32, i32, i32) -> ()
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; CHECK-NEXT: local.get 0
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; CHECK-NEXT: local.get 1
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; CHECK-NEXT: local.get 2
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; CHECK-NEXT: table.copy externref_table1, externref_table2
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; CHECK-NEXT: end_function
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call void @llvm.wasm.table.copy(ptr addrspace(1) @externref_table1, ptr addrspace(1) @externref_table2, i32 %dst, i32 %src, i32 %len)
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ret void
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}
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; Testing copying from a table to itself at different offsets
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; Copies len items from table1 at src to table1 at src+off
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define void @self_table_copy(i32 %src, i32 %off, i32 %len) {
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; CHECK-LABEL: self_table_copy:
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; CHECK-NEXT: .functype self_table_copy (i32, i32, i32) -> ()
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; CHECK-NEXT: local.get 0
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; CHECK-NEXT: local.get 1
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; CHECK-NEXT: i32.add
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; CHECK-NEXT: local.get 0
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; CHECK-NEXT: local.get 2
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; CHECK-NEXT: table.copy externref_table1, externref_table1
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; CHECK-NEXT: end_function
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%dst = add nsw i32 %src, %off
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call void @llvm.wasm.table.copy(ptr addrspace(1) @externref_table1, ptr addrspace(1) @externref_table1, i32 %dst, i32 %src, i32 %len)
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ret void
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}
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