llvm-project/llvm/test/CodeGen/X86/2009-03-16-PHIElimInLPad.ll

25 lines
543 B
LLVM

; RUN: llc < %s -march=x86 -asm-verbose | FileCheck %s
; Check that register copies in the landing pad come after the EH_LABEL
declare i32 @f()
define i32 @phi(i32 %x) {
entry:
%a = invoke i32 @f()
to label %cont unwind label %lpad ; <i32> [#uses=1]
cont: ; preds = %entry
%b = invoke i32 @f()
to label %cont2 unwind label %lpad ; <i32> [#uses=1]
cont2: ; preds = %cont
ret i32 %b
lpad: ; preds = %cont, %entry
%v = phi i32 [ %x, %entry ], [ %a, %cont ] ; <i32> [#uses=1]
ret i32 %v
}
; CHECK: lpad
; CHECK-NEXT: Llabel