llvm-6502/test/Transforms/LoopStrengthReduce/exit_compare_live_range.ll
Reid Spencer 737ec5130e For PR1043:
Bye, Bye Booly. Remove the use of the bool type from non-upgraded test
cases and from grep expressions. The parser doesn't accept it and the
asm writer doesn't produce it any more.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33183 91177308-0d34-0410-b5e6-96231b3b80d8
2007-01-13 05:06:52 +00:00

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684 B
LLVM

; Make sure that the compare instruction occurs after the increment to avoid
; having overlapping live ranges that result in copies. We want the setcc
; instruction immediately before the conditional branch.
;
; RUN: llvm-upgrade < %s | llvm-as | opt -loop-reduce | llvm-dis | \
; RUN: %prcontext 'br i1' 1 | grep icmp
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
}