File: intrinsics.ll

package info (click to toggle)
llvm-toolchain-16 1%3A16.0.6-15~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,634,792 kB
  • sloc: cpp: 6,179,261; ansic: 1,216,205; asm: 741,319; python: 196,614; objc: 75,325; f90: 49,640; lisp: 32,396; pascal: 12,286; sh: 9,394; perl: 7,442; ml: 5,494; awk: 3,523; makefile: 2,723; javascript: 1,206; xml: 886; fortran: 581; cs: 573
file content (36 lines) | stat: -rw-r--r-- 1,563 bytes parent folder | download | duplicates (12)
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
; RUN: opt < %s -S -mtriple=amdgcn-- -passes=early-cse -earlycse-debug-hash | FileCheck %s

; CHECK-LABEL: @no_cse
; CHECK: call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %in, i32 0, i32 0)
; CHECK: call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %in, i32 4, i32 0)
define void @no_cse(ptr addrspace(1) %out, <4 x i32> %in) {
  %a = call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %in, i32 0, i32 0)
  %b = call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %in, i32 4, i32 0)
  %c = add i32 %a, %b
  store i32 %c, ptr addrspace(1) %out
  ret void
}

; CHECK-LABEL: @cse_zero_offset
; CHECK: [[CSE:%[a-z0-9A-Z]+]] = call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %in, i32 0, i32 0)
; CHECK: add i32 [[CSE]], [[CSE]]
define void @cse_zero_offset(ptr addrspace(1) %out, <4 x i32> %in) {
  %a = call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %in, i32 0, i32 0)
  %b = call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %in, i32 0, i32 0)
  %c = add i32 %a, %b
  store i32 %c, ptr addrspace(1) %out
  ret void
}

; CHECK-LABEL: @cse_nonzero_offset
; CHECK: [[CSE:%[a-z0-9A-Z]+]] = call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %in, i32 4, i32 0)
; CHECK: add i32 [[CSE]], [[CSE]]
define void @cse_nonzero_offset(ptr addrspace(1) %out, <4 x i32> %in) {
  %a = call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %in, i32 4, i32 0)
  %b = call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %in, i32 4, i32 0)
  %c = add i32 %a, %b
  store i32 %c, ptr addrspace(1) %out
  ret void
}

declare i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> nocapture, i32, i32)