llvm-for-llvmta/test/CodeGen/Hexagon/vect/vect-vsplatb.ll

34 lines
1.5 KiB
LLVM

; RUN: llc -march=hexagon -disable-hcp < %s | FileCheck %s
; Make sure we build the constant vector <7, 7, 7, 7> with a vsplatb.
; CHECK: vsplatb
@B = common global [400 x i8] zeroinitializer, align 8
@A = common global [400 x i8] zeroinitializer, align 8
@C = common global [400 x i8] zeroinitializer, align 8
define void @run(i8 %v) nounwind {
entry:
br label %polly.loop_body
polly.loop_after: ; preds = %polly.loop_body
ret void
polly.loop_body: ; preds = %entry, %polly.loop_body
%polly.loopiv25 = phi i32 [ 0, %entry ], [ %polly.next_loopiv, %polly.loop_body ]
%polly.next_loopiv = add i32 %polly.loopiv25, 4
%p_arrayidx1 = getelementptr [400 x i8], [400 x i8]* @A, i32 0, i32 %polly.loopiv25
%p_arrayidx = getelementptr [400 x i8], [400 x i8]* @B, i32 0, i32 %polly.loopiv25
%vector_ptr = bitcast i8* %p_arrayidx to <4 x i8>*
%_p_vec_full = load <4 x i8>, <4 x i8>* %vector_ptr, align 8
%vec0 = insertelement <4 x i8> undef, i8 %v, i32 0
%vec1 = insertelement <4 x i8> %vec0, i8 %v, i32 1
%vec2 = insertelement <4 x i8> %vec1, i8 %v, i32 2
%vec3 = insertelement <4 x i8> %vec2, i8 %v, i32 3
%mulp_vec = mul <4 x i8> %_p_vec_full, %vec3
%vector_ptr14 = bitcast i8* %p_arrayidx1 to <4 x i8>*
%_p_vec_full15 = load <4 x i8>, <4 x i8>* %vector_ptr14, align 8
%addp_vec = add <4 x i8> %_p_vec_full15, %mulp_vec
store <4 x i8> %addp_vec, <4 x i8>* %vector_ptr14, align 8
%0 = icmp slt i32 %polly.next_loopiv, 400
br i1 %0, label %polly.loop_body, label %polly.loop_after
}