llvm-6502/test/CodeGen/Hexagon/cext-valid-packet2.ll
2013-03-01 17:37:13 +00:00

44 lines
1.6 KiB
LLVM

; RUN: llc -march=hexagon -mcpu=hexagonv4 < %s | FileCheck %s
; Check that the packetizer generates valid packets with constant
; extended add and base+offset store instructions.
; CHECK: {
; CHECK-NEXT: r{{[0-9]+}}{{ *}}={{ *}}add(r{{[0-9]+}}, ##{{[0-9]+}})
; CHECK-NEXT: memw(r{{[0-9]+}}+{{ *}}##{{[0-9]+}}){{ *}}={{ *}}r{{[0-9]+}}.new
; CHECK-NEXT: }
define i32 @test(i32* nocapture %a, i32* nocapture %b, i32 %c) nounwind {
entry:
%add = add nsw i32 %c, 200002
%0 = load i32* %a, align 4
%add1 = add nsw i32 %0, 200000
%arrayidx2 = getelementptr inbounds i32* %a, i32 3000
store i32 %add1, i32* %arrayidx2, align 4
%1 = load i32* %b, align 4
%add4 = add nsw i32 %1, 200001
%arrayidx5 = getelementptr inbounds i32* %a, i32 1
store i32 %add4, i32* %arrayidx5, align 4
%arrayidx7 = getelementptr inbounds i32* %b, i32 1
%2 = load i32* %arrayidx7, align 4
%cmp = icmp sgt i32 %add4, %2
br i1 %cmp, label %if.then, label %if.else
if.then: ; preds = %entry
%arrayidx8 = getelementptr inbounds i32* %a, i32 2
%3 = load i32* %arrayidx8, align 4
%arrayidx9 = getelementptr inbounds i32* %b, i32 2000
%4 = load i32* %arrayidx9, align 4
%sub = sub nsw i32 %3, %4
%arrayidx10 = getelementptr inbounds i32* %a, i32 4000
store i32 %sub, i32* %arrayidx10, align 4
br label %if.end
if.else: ; preds = %entry
%arrayidx11 = getelementptr inbounds i32* %b, i32 3200
store i32 %add, i32* %arrayidx11, align 4
br label %if.end
if.end: ; preds = %if.else, %if.then
ret i32 %add
}