llvm/test/CodeGen/X86/sibcall-4.ll
Evan Cheng dedd974e7e Fix for PR7193 was overly conservative. The only case where sibcall callee
address cannot be allocated a register is in 32-bit mode where the first
three arguments are marked inreg. In that case EAX, EDX, and ECX will be
used for argument passing.

This fixes PR7610.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108327 91177308-0d34-0410-b5e6-96231b3b80d8
2010-07-14 06:44:01 +00:00

14 lines
426 B
LLVM

; RUN: llc < %s -mtriple=i386-pc-linux-gnu | FileCheck %s
; pr7610
define cc10 void @t(i32* %Base_Arg, i32* %Sp_Arg, i32* %Hp_Arg, i32 %R1_Arg) nounwind {
cm1:
; CHECK: t:
; CHECK: jmpl *%eax
%nm3 = getelementptr i32* %Sp_Arg, i32 1
%nm9 = load i32* %Sp_Arg
%nma = inttoptr i32 %nm9 to void (i32*, i32*, i32*, i32)*
tail call cc10 void %nma(i32* %Base_Arg, i32* %nm3, i32* %Hp_Arg, i32 %R1_Arg) nounwind
ret void
}