| ; RUN: llc -march=hexagon -mattr=+hvxv60,hvx-length64b,-packets < %s | FileCheck %s |
| |
| target triple = "hexagon" |
| |
| ; Check that the only (multi-instruction) packet is the one with vgather. |
| |
| ; CHECK-LABEL: fred: |
| ; CHECK: { |
| ; CHECK-NEXT: allocframe(r29,#64):raw |
| ; CHECK-NEXT: } |
| ; CHECK-NEXT: { |
| ; CHECK-NEXT: m0 = r2 |
| ; CHECK-NEXT: } |
| ; CHECK-NEXT: { |
| ; CHECK-NEXT: r29 = and(r29,#-64) |
| ; CHECK-NEXT: } |
| ; CHECK-NEXT: { |
| ; CHECK-NEXT: vtmp.w = vgather(r1,m0,v0.w).w |
| ; CHECK-NEXT: vmem(r0+#0) = vtmp.new |
| ; CHECK-NEXT: } |
| ; CHECK-NEXT: { |
| ; CHECK-NEXT: r0 = add(r29,#0) |
| ; CHECK-NEXT: } |
| ; CHECK-NEXT: { |
| ; CHECK-NEXT: call foo |
| ; CHECK-NEXT: } |
| ; CHECK-NEXT: { |
| ; CHECK-NEXT: r31:30 = dealloc_return(r30):raw |
| ; CHECK-NEXT: } |
| |
| define void @fred(i8* %p, i32 %x, i32 %y) local_unnamed_addr #0 { |
| entry: |
| %v = alloca <16 x i32>, align 64 |
| %0 = bitcast <16 x i32>* %v to i8* |
| call void @llvm.lifetime.start(i64 64, i8* nonnull %0) #3 |
| tail call void @llvm.hexagon.V6.vgathermw(i8* %p, i32 %x, i32 %y, <16 x i32> undef) |
| call void @foo(i8* nonnull %0) #0 |
| call void @llvm.lifetime.end(i64 64, i8* nonnull %0) #3 |
| ret void |
| } |
| |
| declare void @llvm.lifetime.start(i64, i8* nocapture) #1 |
| declare void @llvm.hexagon.V6.vgathermw(i8*, i32, i32, <16 x i32>) #1 |
| declare void @foo(i8*) local_unnamed_addr #0 |
| declare void @llvm.lifetime.end(i64, i8* nocapture) #1 |
| |
| attributes #0 = { nounwind "target-cpu"="hexagonv65" } |
| attributes #1 = { argmemonly nounwind } |