linux-packaging-mono/external/llvm/test/CodeGen/X86/2011-10-11-SpillDead.ll
Xamarin Public Jenkins (auto-signing) e19d552987 Imported Upstream version 5.18.0.161
Former-commit-id: 4db48158d3a35497b8f118ab21b5f08ac3d86d98
2018-10-19 08:34:24 +00:00

20 lines
714 B
LLVM

; RUN: llc < %s -verify-regalloc -no-integrated-as
; PR11125
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
target triple = "x86_64-apple-macosx10.7"
; The inline asm takes %x as a GR32_ABCD virtual register.
; The call to @g forces a spill of that register.
;
; The asm has a dead output tied to %x.
; Verify that the spiller creates a value number for that dead def.
;
define void @f(i32 %x) nounwind uwtable ssp {
entry:
tail call void @g() nounwind
%0 = tail call i32 asm sideeffect "foo $0", "=Q,0,~{ebx},~{dirflag},~{fpsr},~{flags}"(i32 %x) nounwind
ret void
}
declare void @g()