File: compress-undef-float-passthrough.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 (25 lines) | stat: -rw-r--r-- 1,182 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
 
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-- -mattr=avx512f,avx512vl | FileCheck %s --check-prefix=CHECK

define void @test_compress_undef_float_passthrough() {
; CHECK-LABEL: test_compress_undef_float_passthrough:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    movb $5, %al
; CHECK-NEXT:    kmovw %eax, %k1
; CHECK-NEXT:    vcompresspd %ymm0, %ymm0 {%k1} {z}
; CHECK-NEXT:    vscatterqpd %ymm0, (,%ymm0) {%k1}
; CHECK-NEXT:    vzeroupper
; CHECK-NEXT:    retq
entry:                                          ; preds = %loop.50
  %0 = bitcast i4 undef to <4 x i1>
  %1 = call <4 x double> @llvm.x86.avx512.mask.compress.v4f64(<4 x double> undef, <4 x double> undef, <4 x i1> <i1 1, i1 0, i1 1, i1 0>)
  call void @llvm.masked.scatter.v4f64.v4p0(<4 x double> %1, <4 x ptr> undef, i32 0, <4 x i1> %0)
  ret void
}

; Function Attrs: nounwind readnone
declare <4 x double> @llvm.x86.avx512.mask.compress.v4f64(<4 x double>, <4 x double>, <4 x i1>)

; Function Attrs: nocallback nofree nosync nounwind willreturn writeonly
declare void @llvm.masked.scatter.v4f64.v4p0(<4 x double>, <4 x ptr>, i32 immarg, <4 x i1>)