24c7a10730
Allows __funcref pointers to be used as the element type for WASM tables in Clang (static, global, zero-length arrays of a reference type). Modifies `QualType::isWebAssemblyFuncrefType` to correctly look at the addrspace of the pointee, rather than the pointer type. Related: #140933
70 lines
3.0 KiB
C
70 lines
3.0 KiB
C
// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --function-signature
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// RUN: %clang_cc1 -triple wasm32 -target-feature +reference-types -disable-O0-optnone -emit-llvm %s -o - | opt -S -passes=mem2reg | FileCheck %s
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// REQUIRES: webassembly-registered-target
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typedef void (*__funcref funcref_t)();
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static funcref_t table[0];
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// CHECK-LABEL: define {{[^@]+}}@test_builtin_wasm_table_get
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// CHECK-SAME: (i32 noundef [[INDEX:%.*]]) #[[ATTR0:[0-9]+]] {
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// CHECK-NEXT: entry:
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// CHECK-NEXT: [[TMP0:%.*]] = call ptr addrspace(20) @llvm.wasm.table.get.funcref(ptr addrspace(1) @table, i32 [[INDEX]])
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// CHECK-NEXT: ret ptr addrspace(20) [[TMP0]]
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//
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funcref_t test_builtin_wasm_table_get(int index) {
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return __builtin_wasm_table_get(table, index);
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}
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// CHECK-LABEL: define {{[^@]+}}@test_builtin_wasm_table_set
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// CHECK-SAME: (i32 noundef [[INDEX:%.*]], ptr addrspace(20) noundef [[REF:%.*]]) #[[ATTR0]] {
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// CHECK-NEXT: entry:
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// CHECK-NEXT: call void @llvm.wasm.table.set.funcref(ptr addrspace(1) @table, i32 [[INDEX]], ptr addrspace(20) [[REF]])
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// CHECK-NEXT: ret void
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//
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void test_builtin_wasm_table_set(int index, funcref_t ref) {
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return __builtin_wasm_table_set(table, index, ref);
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}
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// CHECK-LABEL: define {{[^@]+}}@test_builtin_wasm_table_size
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// CHECK-SAME: () #[[ATTR0]] {
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// CHECK-NEXT: entry:
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// CHECK-NEXT: [[TMP0:%.*]] = call i32 @llvm.wasm.table.size(ptr addrspace(1) @table)
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// CHECK-NEXT: ret i32 [[TMP0]]
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//
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int test_builtin_wasm_table_size() {
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return __builtin_wasm_table_size(table);
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}
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// CHECK-LABEL: define {{[^@]+}}@test_builtin_wasm_table_grow
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// CHECK-SAME: (ptr addrspace(20) noundef [[REF:%.*]], i32 noundef [[NELEM:%.*]]) #[[ATTR0]] {
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// CHECK-NEXT: entry:
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// CHECK-NEXT: [[TMP0:%.*]] = call i32 @llvm.wasm.table.grow.funcref(ptr addrspace(1) @table, ptr addrspace(20) [[REF]], i32 [[NELEM]])
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// CHECK-NEXT: ret i32 [[TMP0]]
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//
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int test_builtin_wasm_table_grow(funcref_t ref, int nelem) {
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return __builtin_wasm_table_grow(table, ref, nelem);
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}
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// CHECK-LABEL: define {{[^@]+}}@test_builtin_wasm_table_fill
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// CHECK-SAME: (i32 noundef [[INDEX:%.*]], ptr addrspace(20) noundef [[REF:%.*]], i32 noundef [[NELEM:%.*]]) #[[ATTR0]] {
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// CHECK-NEXT: entry:
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// CHECK-NEXT: call void @llvm.wasm.table.fill.funcref(ptr addrspace(1) @table, i32 [[INDEX]], ptr addrspace(20) [[REF]], i32 [[NELEM]])
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// CHECK-NEXT: ret void
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//
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void test_builtin_wasm_table_fill(int index, funcref_t ref, int nelem) {
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__builtin_wasm_table_fill(table, index, ref, nelem);
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}
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static funcref_t other_table[0];
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// CHECK-LABEL: define {{[^@]+}}@test_table_copy
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// CHECK-SAME: (i32 noundef [[DST_IDX:%.*]], i32 noundef [[SRC_IDX:%.*]], i32 noundef [[NELEM:%.*]]) #[[ATTR0]] {
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// CHECK-NEXT: entry:
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// CHECK-NEXT: call void @llvm.wasm.table.copy(ptr addrspace(1) @table, ptr addrspace(1) @other_table, i32 [[SRC_IDX]], i32 [[DST_IDX]], i32 [[NELEM]])
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// CHECK-NEXT: ret void
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//
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void test_table_copy(int dst_idx, int src_idx, int nelem) {
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__builtin_wasm_table_copy(table, other_table, dst_idx, src_idx, nelem);
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}
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