xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/musttail-thiscall.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -march=x86 < %s | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker; RUN: llc -march=x86 -O0 < %s | FileCheck %s
3*9880d681SAndroid Build Coastguard Worker
4*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: t1:
5*9880d681SAndroid Build Coastguard Worker; CHECK: jmp {{_?}}t1_callee
6*9880d681SAndroid Build Coastguard Workerdefine x86_thiscallcc void @t1(i8* %this) {
7*9880d681SAndroid Build Coastguard Worker  %adj = getelementptr i8, i8* %this, i32 4
8*9880d681SAndroid Build Coastguard Worker  musttail call x86_thiscallcc void @t1_callee(i8* %adj)
9*9880d681SAndroid Build Coastguard Worker  ret void
10*9880d681SAndroid Build Coastguard Worker}
11*9880d681SAndroid Build Coastguard Workerdeclare x86_thiscallcc void @t1_callee(i8* %this)
12*9880d681SAndroid Build Coastguard Worker
13*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: t2:
14*9880d681SAndroid Build Coastguard Worker; CHECK: jmp {{_?}}t2_callee
15*9880d681SAndroid Build Coastguard Workerdefine x86_thiscallcc i32 @t2(i8* %this, i32 %a) {
16*9880d681SAndroid Build Coastguard Worker  %adj = getelementptr i8, i8* %this, i32 4
17*9880d681SAndroid Build Coastguard Worker  %rv = musttail call x86_thiscallcc i32 @t2_callee(i8* %adj, i32 %a)
18*9880d681SAndroid Build Coastguard Worker  ret i32 %rv
19*9880d681SAndroid Build Coastguard Worker}
20*9880d681SAndroid Build Coastguard Workerdeclare x86_thiscallcc i32 @t2_callee(i8* %this, i32 %a)
21*9880d681SAndroid Build Coastguard Worker
22*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: t3:
23*9880d681SAndroid Build Coastguard Worker; CHECK: jmp {{_?}}t3_callee
24*9880d681SAndroid Build Coastguard Workerdefine x86_thiscallcc i8* @t3(i8* %this, <{ i8*, i32 }>* inalloca %args) {
25*9880d681SAndroid Build Coastguard Worker  %adj = getelementptr i8, i8* %this, i32 4
26*9880d681SAndroid Build Coastguard Worker  %a_ptr = getelementptr <{ i8*, i32 }>, <{ i8*, i32 }>* %args, i32 0, i32 1
27*9880d681SAndroid Build Coastguard Worker  store i32 0, i32* %a_ptr
28*9880d681SAndroid Build Coastguard Worker  %rv = musttail call x86_thiscallcc i8* @t3_callee(i8* %adj, <{ i8*, i32 }>* inalloca %args)
29*9880d681SAndroid Build Coastguard Worker  ret i8* %rv
30*9880d681SAndroid Build Coastguard Worker}
31*9880d681SAndroid Build Coastguard Workerdeclare x86_thiscallcc i8* @t3_callee(i8* %this, <{ i8*, i32 }>* inalloca %args);
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