llvm-for-llvmta/test/CodeGen/Hexagon/hwloop-range.ll

37 lines
997 B
LLVM

; RUN: llc -march=hexagon -hexagon-loop-range=0 < %s | FileCheck %s
; Test that the loop start address operand uses a constant extender
; if the offset is out of range.
; CHECK: loop0(##.LBB
; CHECK: endloop0
@g = external global i32, align 4
define void @test(i32* nocapture %a, i32* nocapture readonly %b, i32 %n) #0 {
entry:
%cmp6 = icmp slt i32 %n, 1
br i1 %cmp6, label %for.end, label %for.body.preheader
for.body.preheader:
br label %for.body
for.body:
%i.07 = phi i32 [ %inc, %for.body ], [ 0, %for.body.preheader ]
%arrayidx = getelementptr inbounds i32, i32* %b, i32 %i.07
%0 = load i32, i32* %arrayidx, align 4
%1 = load i32, i32* @g, align 4
%mul = mul nsw i32 %1, %0
%arrayidx1 = getelementptr inbounds i32, i32* %a, i32 %i.07
store i32 %mul, i32* %arrayidx1, align 4
%inc = add nuw nsw i32 %i.07, 1
%exitcond = icmp eq i32 %inc, %n
br i1 %exitcond, label %for.end.loopexit, label %for.body
for.end.loopexit:
br label %for.end
for.end:
ret void
}