You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
49 lines
1.4 KiB
49 lines
1.4 KiB
4 months ago
|
; 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 }
|