llvm-6502/test/CodeGen/SPARC/2011-01-11-Call.ll
Venkatraman Govindaraju 3b73dea538 [Sparc] Disable tail call optimization for sparc64.
This patch fixes PR17506.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@192294 91177308-0d34-0410-b5e6-96231b3b80d8
2013-10-09 12:50:39 +00:00

54 lines
1.0 KiB
LLVM

; RUN: llc -march=sparc -O0 <%s
; RUN: llc -march=sparc <%s | FileCheck %s --check-prefix=V8
; RUN: llc -march=sparcv9 <%s | FileCheck %s --check-prefix=V9
; V8-LABEL: test
; V8: save %sp
; V8: call foo
; V8-NEXT: nop
; V8: call bar
; V8-NEXT: nop
; V8: jmp %i7+8
; V8-NEXT: restore
; V9-LABEL: test
; V9: save %sp
; V9: call foo
; V9-NEXT: nop
; V9: call bar
; V9-NEXT: nop
; V9: jmp %i7+8
; V9-NEXT: restore
define void @test() nounwind {
entry:
%0 = tail call i32 (...)* @foo() nounwind
tail call void (...)* @bar() nounwind
ret void
}
declare i32 @foo(...)
declare void @bar(...)
; V8-LABEL: test_tail_call_with_return
; V8: save %sp
; V8: call foo
; V8-NEXT: nop
; V8: jmp %i7+8
; V8-NEXT: restore %g0, %o0, %o0
; V9-LABEL: test_tail_call_with_return
; V9: save %sp
; V9: call foo
; V9-NEXT: nop
; V9: jmp %i7+8
; V9-NEXT: restore %g0, %o0, %o0
define i32 @test_tail_call_with_return() nounwind {
entry:
%0 = tail call i32 (...)* @foo() nounwind
ret i32 %0
}