forked from OSchip/llvm-project
83 lines
3.0 KiB
LLVM
83 lines
3.0 KiB
LLVM
; RUN: llc --mtriple=wasm32-unknown-unknown -asm-verbose=false -mattr=+reference-types < %s | FileCheck %s
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%func = type void ()
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%funcref = type %func addrspace(20)* ;; addrspace 20 is nonintegral
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@funcref_table = local_unnamed_addr addrspace(1) global [0 x %funcref] undef
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define void @set_funcref_table(%funcref %g, i32 %i) {
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; CHECK-LABEL: set_funcref_table:
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; CHECK-NEXT: .functype set_funcref_table (funcref, i32) -> ()
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; CHECK-NEXT: local.get 1
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; CHECK-NEXT: local.get 0
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; CHECK-NEXT: table.set funcref_table
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; CHECK-NEXT: end_function
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;; this generates a table.set of @funcref_table
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%p = getelementptr [0 x %funcref], [0 x %funcref] addrspace (1)* @funcref_table, i32 0, i32 %i
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store %funcref %g, %funcref addrspace(1)* %p
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ret void
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}
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define void @set_funcref_table_const(%funcref %g) {
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; CHECK-LABEL: set_funcref_table_const:
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; CHECK-NEXT: .functype set_funcref_table_const (funcref) -> ()
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; CHECK-NEXT: i32.const 0
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; CHECK-NEXT: local.get 0
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; CHECK-NEXT: table.set funcref_table
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; CHECK-NEXT: end_function
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%p = getelementptr [0 x %funcref], [0 x %funcref] addrspace (1)* @funcref_table, i32 0, i32 0
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store %funcref %g, %funcref addrspace(1)* %p
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ret void
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}
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define void @set_funcref_table_with_offset(%funcref %g, i32 %i) {
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; CHECK-LABEL: set_funcref_table_with_offset:
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; CHECK-NEXT: .functype set_funcref_table_with_offset (funcref, i32) -> ()
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; CHECK-NEXT: local.get 1
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; CHECK-NEXT: i32.const 2
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; CHECK-NEXT: i32.add
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; CHECK-NEXT: local.get 0
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; CHECK-NEXT: table.set funcref_table
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; CHECK-NEXT: end_function
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%off = add nsw i32 %i, 2
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%p = getelementptr [0 x %funcref], [0 x %funcref] addrspace (1)* @funcref_table, i32 0, i32 %off
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store %funcref %g, %funcref addrspace(1)* %p
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ret void
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}
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define void @set_funcref_table_with_var_offset(%funcref %g, i32 %i, i32 %j) {
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; CHECK-LABEL: set_funcref_table_with_var_offset:
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; CHECK-NEXT: .functype set_funcref_table_with_var_offset (funcref, i32, i32) -> ()
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; CHECK-NEXT: local.get 1
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; CHECK-NEXT: local.get 2
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; CHECK-NEXT: i32.add
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; CHECK-NEXT: local.get 0
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; CHECK-NEXT: table.set funcref_table
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; CHECK-NEXT: end_function
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%off = add nsw i32 %i, %j
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%p = getelementptr [0 x %funcref], [0 x %funcref] addrspace (1)* @funcref_table, i32 0, i32 %off
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store %funcref %g, %funcref addrspace(1)* %p
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ret void
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}
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declare i32 @set_offset()
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define void @set_funcref_table_with_var_offset2(%funcref %g, i32 %i) {
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; CHECK-LABEL: set_funcref_table_with_var_offset2:
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; CHECK-NEXT: .functype set_funcref_table_with_var_offset2 (funcref, i32) -> ()
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; CHECK-NEXT: local.get 1
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; CHECK-NEXT: call set_offset
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; CHECK-NEXT: i32.add
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; CHECK-NEXT: local.get 0
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; CHECK-NEXT: table.set funcref_table
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; CHECK-NEXT: end_function
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%j = call i32 @set_offset()
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%off = add nsw i32 %i, %j
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%p = getelementptr [0 x %funcref], [0 x %funcref] addrspace (1)* @funcref_table, i32 0, i32 %off
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store %funcref %g, %funcref addrspace(1)* %p
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ret void
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}
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; CHECK: .globl funcref_table
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