File: llvm.amdgcn.fdiv.fast.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 (18 lines) | stat: -rw-r--r-- 591 bytes parent folder | download | duplicates (4) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
 
; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck %s

declare float @llvm.amdgcn.fdiv.fast(float, float) #0

; CHECK-LABEL: {{^}}test_fdiv_fast:
; CHECK: v_cndmask_b32_e32 v{{[0-9]+}}, 1.0, v{{[0-9]+}}, vcc
; CHECK: v_mul_f32_e32
; CHECK: v_rcp_f32_e32
; CHECK: v_mul_f32_e32
; CHECK: v_mul_f32_e32
define amdgpu_kernel void @test_fdiv_fast(ptr addrspace(1) %out, float %a, float %b) #1 {
  %fdiv = call float @llvm.amdgcn.fdiv.fast(float %a, float %b)
  store float %fdiv, ptr addrspace(1) %out
  ret void
}

attributes #0 = { nounwind readnone }
attributes #1 = { nounwind }