File: llvm.r600.recipsqrt.ieee.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 (28 lines) | stat: -rw-r--r-- 1,194 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
 
; RUN: llc -march=r600 -mcpu=cypress -verify-machineinstrs < %s | FileCheck -check-prefix=EG %s

declare float @llvm.r600.recipsqrt.ieee.f32(float) nounwind readnone

; EG-LABEL: {{^}}recipsqrt.ieee_f32:
; EG: RECIPSQRT_IEEE
define amdgpu_kernel void @recipsqrt.ieee_f32(ptr addrspace(1) %out, float %src) nounwind {
  %recipsqrt.ieee = call float @llvm.r600.recipsqrt.ieee.f32(float %src) nounwind readnone
  store float %recipsqrt.ieee, ptr addrspace(1) %out, align 4
  ret void
}

; TODO: Really these should be constant folded
; EG-LABEL: {{^}}recipsqrt.ieee_f32_constant_4.0
; EG: RECIPSQRT_IEEE
define amdgpu_kernel void @recipsqrt.ieee_f32_constant_4.0(ptr addrspace(1) %out) nounwind {
  %recipsqrt.ieee = call float @llvm.r600.recipsqrt.ieee.f32(float 4.0) nounwind readnone
  store float %recipsqrt.ieee, ptr addrspace(1) %out, align 4
  ret void
}

; EG-LABEL: {{^}}recipsqrt.ieee_f32_constant_100.0
; EG: RECIPSQRT_IEEE
define amdgpu_kernel void @recipsqrt.ieee_f32_constant_100.0(ptr addrspace(1) %out) nounwind {
  %recipsqrt.ieee = call float @llvm.r600.recipsqrt.ieee.f32(float 100.0) nounwind readnone
  store float %recipsqrt.ieee, ptr addrspace(1) %out, align 4
  ret void
}