llvm-for-llvmta/test/CodeGen/Hexagon/swp-fix-last-use.ll

33 lines
947 B
LLVM

; RUN: llc -march=hexagon -enable-pipeliner < %s
; REQUIRES: asserts
; We need to rename uses that occurs after the loop.
define void @f0() #0 {
b0:
br i1 undef, label %b1, label %b5
b1: ; preds = %b0
br i1 undef, label %b2, label %b4
b2: ; preds = %b2, %b1
%v0 = phi i32 [ %v1, %b2 ], [ 1, %b1 ]
store i16 0, i16* undef, align 2
store i16 0, i16* undef, align 2
%v1 = add nsw i32 %v0, 4
%v2 = icmp slt i32 %v1, undef
br i1 %v2, label %b2, label %b3
b3: ; preds = %b2
%v3 = icmp eq i32 %v1, undef
br i1 %v3, label %b5, label %b4
b4: ; preds = %b4, %b3, %b1
br i1 undef, label %b5, label %b4
b5: ; preds = %b4, %b3, %b0
ret void
}
attributes #0 = { nounwind "target-cpu"="hexagonv55" }