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