File: bf16-ops.ll

package info (click to toggle)
llvm-toolchain-17 1%3A17.0.6-22
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,799,624 kB
  • sloc: cpp: 6,428,607; ansic: 1,383,196; asm: 793,408; python: 223,504; objc: 75,364; f90: 60,502; lisp: 33,869; pascal: 15,282; sh: 9,684; perl: 7,453; ml: 4,937; awk: 3,523; makefile: 2,889; javascript: 2,149; xml: 888; fortran: 619; cs: 573
file content (32 lines) | stat: -rw-r--r-- 1,011 bytes parent folder | download | duplicates (4) 
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
 
; RUN: not llc < %s -march=amdgcn -mcpu=hawaii
; RUN: not llc < %s -march=amdgcn -mcpu=tonga
; RUN: not llc < %s -march=amdgcn -mcpu=gfx900
; RUN: not llc < %s -march=amdgcn -mcpu=gfx1010

; TODO: Add GlobalISel tests, currently it silently miscompiles as GISel does not handle BF16 at all.

; We only have storage-only BF16 support so check codegen fails if we attempt to do operations on bfloats.

define void @test_fneg(bfloat %a, ptr addrspace(1) %out) {
  %result = fneg bfloat %a
  store bfloat %result, ptr addrspace(1) %out
  ret void
}

define void @test_fabs(bfloat %a, ptr addrspace(1) %out) {
  %result = fabs bfloat %a
  store bfloat %result, ptr addrspace(1) %out
  ret void
}

define void @test_add(bfloat %a, bfloat %b, ptr addrspace(1) %out) {
  %result = fadd bfloat %a, %b
  store bfloat %result, ptr addrspace(1) %out
  ret void
}

define void @test_mul(bfloat %a, bfloat %b, ptr addrspace(1) %out) {
  %result = fmul bfloat %a, %b
  store bfloat %result, ptr addrspace(1) %out
  ret void
}