; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 < %s | FileCheck %s -check-prefix=MUBUF
; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -mattr=+enable-flat-scratch < %s | FileCheck %s -check-prefix=FLATSCR
; Make sure there's no assertion from passing a 0 alignment value
define void @memcpy_fixed_align(ptr addrspace(5) %dst, ptr addrspace(1) %src) {
; MUBUF-LABEL: memcpy_fixed_align:
; MUBUF: ; %bb.0:
; MUBUF-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; MUBUF-NEXT: global_load_dwordx2 v[11:12], v[1:2], off offset:32
; MUBUF-NEXT: global_load_dwordx4 v[3:6], v[1:2], off
; MUBUF-NEXT: global_load_dwordx4 v[7:10], v[1:2], off offset:16
; MUBUF-NEXT: v_lshrrev_b32_e64 v0, 6, s32
; MUBUF-NEXT: s_waitcnt vmcnt(2)
; MUBUF-NEXT: buffer_store_dword v11, off, s[0:3], s32 offset:32
; MUBUF-NEXT: buffer_store_dword v12, off, s[0:3], s32 offset:36
; MUBUF-NEXT: s_waitcnt vmcnt(3)
; MUBUF-NEXT: buffer_store_dword v6, off, s[0:3], s32 offset:12
; MUBUF-NEXT: buffer_store_dword v5, off, s[0:3], s32 offset:8
; MUBUF-NEXT: buffer_store_dword v4, off, s[0:3], s32 offset:4
; MUBUF-NEXT: buffer_store_dword v3, off, s[0:3], s32
; MUBUF-NEXT: s_waitcnt vmcnt(6)
; MUBUF-NEXT: buffer_store_dword v10, off, s[0:3], s32 offset:28
; MUBUF-NEXT: buffer_store_dword v9, off, s[0:3], s32 offset:24
; MUBUF-NEXT: buffer_store_dword v8, off, s[0:3], s32 offset:20
; MUBUF-NEXT: buffer_store_dword v7, off, s[0:3], s32 offset:16
; MUBUF-NEXT: ;;#ASMSTART
; MUBUF-NEXT: ; use v0
; MUBUF-NEXT: ;;#ASMEND
; MUBUF-NEXT: s_waitcnt vmcnt(0)
; MUBUF-NEXT: s_setpc_b64 s[30:31]
;
; FLATSCR-LABEL: memcpy_fixed_align:
; FLATSCR: ; %bb.0:
; FLATSCR-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; FLATSCR-NEXT: global_load_dwordx4 v[3:6], v[1:2], off
; FLATSCR-NEXT: global_load_dwordx4 v[7:10], v[1:2], off offset:16
; FLATSCR-NEXT: global_load_dwordx2 v[11:12], v[1:2], off offset:32
; FLATSCR-NEXT: v_mov_b32_e32 v0, s32
; FLATSCR-NEXT: s_waitcnt vmcnt(2)
; FLATSCR-NEXT: scratch_store_dwordx4 off, v[3:6], s32
; FLATSCR-NEXT: s_waitcnt vmcnt(2)
; FLATSCR-NEXT: scratch_store_dwordx4 off, v[7:10], s32 offset:16
; FLATSCR-NEXT: s_waitcnt vmcnt(2)
; FLATSCR-NEXT: scratch_store_dwordx2 off, v[11:12], s32 offset:32
; FLATSCR-NEXT: ;;#ASMSTART
; FLATSCR-NEXT: ; use v0
; FLATSCR-NEXT: ;;#ASMEND
; FLATSCR-NEXT: s_waitcnt vmcnt(0)
; FLATSCR-NEXT: s_setpc_b64 s[30:31]
%alloca = alloca [40 x i8], addrspace(5)
call void @llvm.memcpy.p5.p1.i64(ptr addrspace(5) align 4 dereferenceable(40) %alloca, ptr addrspace(1) align 4 dereferenceable(40) %src, i64 40, i1 false)
call void asm sideeffect "; use $0", "s"(ptr addrspace(5) %alloca) #0
ret void
}
declare void @llvm.memcpy.p5.p1.i64(ptr addrspace(5) noalias nocapture writeonly, ptr addrspace(1) noalias nocapture readonly, i64, i1 immarg) #0
attributes #0 = { argmemonly nounwind willreturn }
Codebase Browser
llvm