xref: /aosp_15_r20/external/llvm/test/CodeGen/WebAssembly/unused-argument.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -asm-verbose=false -disable-wasm-fallthrough-return-opt | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Worker; Make sure that argument offsets are correct even if some arguments are unused.
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
6*9880d681SAndroid Build Coastguard Workertarget triple = "wasm32-unknown-unknown"
7*9880d681SAndroid Build Coastguard Worker
8*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: unused_first:
9*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: .param i32, i32{{$}}
10*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: .result i32{{$}}
11*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: return $1{{$}}
12*9880d681SAndroid Build Coastguard Workerdefine i32 @unused_first(i32 %x, i32 %y) {
13*9880d681SAndroid Build Coastguard Worker  ret i32 %y
14*9880d681SAndroid Build Coastguard Worker}
15*9880d681SAndroid Build Coastguard Worker
16*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: unused_second:
17*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: .param i32, i32{{$}}
18*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: .result i32{{$}}
19*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: return $0{{$}}
20*9880d681SAndroid Build Coastguard Workerdefine i32 @unused_second(i32 %x, i32 %y) {
21*9880d681SAndroid Build Coastguard Worker  ret i32 %x
22*9880d681SAndroid Build Coastguard Worker}
23*9880d681SAndroid Build Coastguard Worker
24*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: call_something:
25*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: {{^}} i32.call $drop=, return_something@FUNCTION{{$}}
26*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: return{{$}}
27*9880d681SAndroid Build Coastguard Workerdeclare i32 @return_something()
28*9880d681SAndroid Build Coastguard Workerdefine void @call_something() {
29*9880d681SAndroid Build Coastguard Worker  call i32 @return_something()
30*9880d681SAndroid Build Coastguard Worker  ret void
31*9880d681SAndroid Build Coastguard Worker}
32