llvm-project/llvm/test/CodeGen/Hexagon/early-if-phi-i1.ll

18 lines
415 B
LLVM

; RUN: llc < %s
; REQUIRES: asserts
; Check that the early if-conversion does not predicate block1 (where the
; join block has a phi node of type i1).
define i1 @foo(i32 %x, i32* %p) {
entry:
%c = icmp sgt i32 %x, 0
%c1 = icmp sgt i32 %x, 10
br i1 %c, label %block2, label %block1
block1:
store i32 1, i32* %p, align 4
br label %block2
block2:
%b = phi i1 [ 0, %entry ], [ %c1, %block1 ]
ret i1 %b
}