File: prefetch.ll

package info (click to toggle)
llvm-toolchain-20 1%3A20.1.6-1~exp1
  • links: PTS, VCS
  • area: main
  • in suites: experimental
  • size: 2,111,304 kB
  • sloc: cpp: 7,438,677; ansic: 1,393,822; asm: 1,012,926; python: 241,650; f90: 86,635; objc: 75,479; lisp: 42,144; pascal: 17,286; sh: 10,027; ml: 5,082; perl: 4,730; awk: 3,523; makefile: 3,349; javascript: 2,251; xml: 892; fortran: 672
file content (59 lines) | stat: -rw-r--r-- 2,549 bytes parent folder | download | duplicates (6)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -passes=infer-address-spaces %s | FileCheck %s

define void @prefetch_shared_to_flat(ptr addrspace(3) %group.ptr) {
; CHECK-LABEL: define void @prefetch_shared_to_flat(
; CHECK-SAME: ptr addrspace(3) [[GROUP_PTR:%.*]]) {
; CHECK-NEXT:    tail call void @llvm.prefetch.p3(ptr addrspace(3) [[GROUP_PTR]], i32 0, i32 0, i32 1)
; CHECK-NEXT:    ret void
;
  %cast = addrspacecast ptr addrspace(3) %group.ptr to ptr
  tail call void @llvm.prefetch.p0(ptr %cast, i32 0, i32 0, i32 1)
  ret void
}

define void @prefetch_global_to_flat(ptr addrspace(1) %global.ptr) {
; CHECK-LABEL: define void @prefetch_global_to_flat(
; CHECK-SAME: ptr addrspace(1) [[GLOBAL_PTR:%.*]]) {
; CHECK-NEXT:    tail call void @llvm.prefetch.p1(ptr addrspace(1) [[GLOBAL_PTR]], i32 0, i32 0, i32 1)
; CHECK-NEXT:    ret void
;
  %cast = addrspacecast ptr addrspace(1) %global.ptr to ptr
  tail call void @llvm.prefetch.p0(ptr addrspace(0) %cast, i32 0, i32 0, i32 1)
  ret void
}

define void @prefetch_constant_to_flat(ptr addrspace(4) %const.ptr) {
; CHECK-LABEL: define void @prefetch_constant_to_flat(
; CHECK-SAME: ptr addrspace(4) [[CONST_PTR:%.*]]) {
; CHECK-NEXT:    tail call void @llvm.prefetch.p4(ptr addrspace(4) [[CONST_PTR]], i32 0, i32 0, i32 1)
; CHECK-NEXT:    ret void
;
  %cast = addrspacecast ptr addrspace(4) %const.ptr to ptr
  tail call void @llvm.prefetch.p0(ptr %cast, i32 0, i32 0, i32 1)
  ret void
}

define void @prefetch_flat_to_shared(ptr %flat.ptr) {
; CHECK-LABEL: define void @prefetch_flat_to_shared(
; CHECK-SAME: ptr [[FLAT_PTR:%.*]]) {
; CHECK-NEXT:    [[CAST:%.*]] = addrspacecast ptr [[FLAT_PTR]] to ptr addrspace(3)
; CHECK-NEXT:    tail call void @llvm.prefetch.p3(ptr addrspace(3) [[CAST]], i32 0, i32 0, i32 1)
; CHECK-NEXT:    ret void
;
  %cast = addrspacecast ptr %flat.ptr to ptr addrspace(3)
  tail call void @llvm.prefetch.p3(ptr addrspace(3) %cast, i32 0, i32 0, i32 1)
  ret void
}

define void @prefetch_flat_to_global(ptr %flat.ptr) {
; CHECK-LABEL: define void @prefetch_flat_to_global(
; CHECK-SAME: ptr [[FLAT_PTR:%.*]]) {
; CHECK-NEXT:    [[CAST:%.*]] = addrspacecast ptr [[FLAT_PTR]] to ptr addrspace(1)
; CHECK-NEXT:    tail call void @llvm.prefetch.p1(ptr addrspace(1) [[CAST]], i32 0, i32 0, i32 1)
; CHECK-NEXT:    ret void
;
  %cast = addrspacecast ptr %flat.ptr to ptr addrspace(1)
  tail call void @llvm.prefetch.p1(ptr addrspace(1) %cast, i32 0, i32 0, i32 1)
  ret void
}