2005-08-05 19:47:39 +00:00
|
|
|
; Make sure that the compare instruction occurs after the increment to avoid
|
2007-01-13 05:06:52 +00:00
|
|
|
; having overlapping live ranges that result in copies. We want the setcc
|
|
|
|
; instruction immediately before the conditional branch.
|
2005-08-05 19:47:39 +00:00
|
|
|
;
|
2007-01-13 05:06:52 +00:00
|
|
|
; RUN: llvm-upgrade < %s | llvm-as | opt -loop-reduce | llvm-dis | \
|
|
|
|
; RUN: %prcontext 'br i1' 1 | grep icmp
|
2005-08-05 19:47:39 +00:00
|
|
|
|
|
|
|
void %foo(float* %D, uint %E) {
|
|
|
|
entry:
|
|
|
|
br label %no_exit
|
|
|
|
|
|
|
|
no_exit:
|
|
|
|
%indvar = phi uint [ 0, %entry ], [ %indvar.next, %no_exit ]
|
|
|
|
volatile store float 0.0, float* %D
|
|
|
|
%indvar.next = add uint %indvar, 1 ; <uint> [#uses=2]
|
|
|
|
%exitcond = seteq uint %indvar.next, %E ; <bool> [#uses=1]
|
|
|
|
br bool %exitcond, label %loopexit, label %no_exit
|
|
|
|
|
|
|
|
loopexit:
|
|
|
|
ret void
|
|
|
|
}
|