forked from OSchip/llvm-project
50 lines
1.5 KiB
LLVM
50 lines
1.5 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
|
|
; RUN: llc -tailcallopt < %s -mtriple=x86_64-unknown-unknown | FileCheck %s -check-prefix=X64
|
|
; RUN: llc -tailcallopt < %s -mtriple=i686-unknown-unknown | FileCheck %s -check-prefix=X32
|
|
|
|
; llc -tailcallopt should not enable tail calls from fastcc to tailcc or vice versa
|
|
|
|
declare tailcc i32 @tailcallee1(i32 %a1, i32 %a2, i32 %a3, i32 %a4)
|
|
|
|
define fastcc i32 @tailcaller1(i32 %in1, i32 %in2) nounwind {
|
|
; X64-LABEL: tailcaller1:
|
|
; X64: # %bb.0: # %entry
|
|
; X64-NEXT: pushq %rax
|
|
; X64-NEXT: movl %edi, %edx
|
|
; X64-NEXT: movl %esi, %ecx
|
|
; X64-NEXT: callq tailcallee1
|
|
; X64-NEXT: retq $8
|
|
;
|
|
; X32-LABEL: tailcaller1:
|
|
; X32: # %bb.0: # %entry
|
|
; X32-NEXT: pushl %edx
|
|
; X32-NEXT: pushl %ecx
|
|
; X32-NEXT: calll tailcallee1
|
|
; X32-NEXT: retl
|
|
entry:
|
|
%tmp11 = tail call tailcc i32 @tailcallee1(i32 %in1, i32 %in2, i32 %in1, i32 %in2)
|
|
ret i32 %tmp11
|
|
}
|
|
|
|
declare fastcc i32 @tailcallee2(i32 %a1, i32 %a2, i32 %a3, i32 %a4)
|
|
|
|
define tailcc i32 @tailcaller2(i32 %in1, i32 %in2) nounwind {
|
|
; X64-LABEL: tailcaller2:
|
|
; X64: # %bb.0: # %entry
|
|
; X64-NEXT: pushq %rax
|
|
; X64-NEXT: movl %edi, %edx
|
|
; X64-NEXT: movl %esi, %ecx
|
|
; X64-NEXT: callq tailcallee2
|
|
; X64-NEXT: retq $8
|
|
;
|
|
; X32-LABEL: tailcaller2:
|
|
; X32: # %bb.0: # %entry
|
|
; X32-NEXT: pushl %edx
|
|
; X32-NEXT: pushl %ecx
|
|
; X32-NEXT: calll tailcallee2
|
|
; X32-NEXT: retl
|
|
entry:
|
|
%tmp11 = tail call fastcc i32 @tailcallee2(i32 %in1, i32 %in2, i32 %in1, i32 %in2)
|
|
ret i32 %tmp11
|
|
}
|