File: vec_udiv_to_shift.ll

package info (click to toggle)
llvm-toolchain-20 1%3A20.1.8-1
  • links: PTS, VCS
  • area: main
  • in suites: experimental
  • size: 2,111,696 kB
  • sloc: cpp: 7,438,781; ansic: 1,393,871; asm: 1,012,926; python: 241,771; f90: 86,635; objc: 75,411; lisp: 42,144; pascal: 17,286; sh: 8,596; ml: 5,082; perl: 4,730; makefile: 3,591; awk: 3,523; javascript: 2,251; xml: 892; fortran: 672
file content (26 lines) | stat: -rw-r--r-- 906 bytes parent folder | download | duplicates (5) 
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
 
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
; RUN: opt < %s -passes=instcombine -S | FileCheck %s

define <8 x i16> @udiv_vec8x16(<8 x i16> %var) {
; CHECK-LABEL: define <8 x i16> @udiv_vec8x16(
; CHECK-SAME: <8 x i16> [[VAR:%.*]]) {
; CHECK-NEXT:  [[ENTRY:.*:]]
; CHECK-NEXT:    [[TMP0:%.*]] = lshr <8 x i16> [[VAR]], splat (i16 5)
; CHECK-NEXT:    ret <8 x i16> [[TMP0]]
;
entry:
%0 = udiv <8 x i16> %var, <i16 32, i16 32, i16 32, i16 32, i16 32, i16 32, i16 32, i16 32>
ret <8 x i16> %0
}

define <4 x i32> @udiv_vec4x32(<4 x i32> %var) {
; CHECK-LABEL: define <4 x i32> @udiv_vec4x32(
; CHECK-SAME: <4 x i32> [[VAR:%.*]]) {
; CHECK-NEXT:  [[ENTRY:.*:]]
; CHECK-NEXT:    [[TMP0:%.*]] = lshr <4 x i32> [[VAR]], splat (i32 4)
; CHECK-NEXT:    ret <4 x i32> [[TMP0]]
;
entry:
%0 = udiv <4 x i32> %var, <i32 16, i32 16, i32 16, i32 16>
ret <4 x i32> %0
}