File: scalarize.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 (41 lines) | stat: -rw-r--r-- 1,364 bytes parent folder | download | duplicates (6)
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
33
34
35
36
37
38
39
40
41
; RUN: opt < %s  -passes="print<cost-model>" 2>&1 -disable-output -mtriple=i386 -mcpu=corei7-avx | FileCheck %s -check-prefix=CHECK32
; RUN: opt < %s  -passes="print<cost-model>" 2>&1 -disable-output -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7-avx | FileCheck %s -check-prefix=CHECK64

; Test vector scalarization costs.
; RUN: llc < %s -march=x86 -mcpu=i386
; RUN: llc < %s -march=x86 -mcpu=yonah

%i4 = type <4 x i32>
%i8 = type <2 x i64>

;;; TEST HANDLING OF VARIOUS VECTOR SIZES

declare %i4 @llvm.bswap.v4i32(%i4)
declare %i8 @llvm.bswap.v2i64(%i8)

declare %i4 @llvm.cttz.v4i32(%i4)
declare %i8 @llvm.cttz.v2i64(%i8)

; CHECK32-LABEL: test_scalarized_intrinsics
; CHECK64-LABEL: test_scalarized_intrinsics
define void @test_scalarized_intrinsics() {
        %r1 = add %i8 undef, undef

; CHECK32: cost of 2 {{.*}}bswap.v4i32
; CHECK64: cost of 2 {{.*}}bswap.v4i32
        %r2 = call %i4 @llvm.bswap.v4i32(%i4 undef)
; CHECK32: cost of 2 {{.*}}bswap.v2i64
; CHECK64: cost of 2 {{.*}}bswap.v2i64
        %r3 = call %i8 @llvm.bswap.v2i64(%i8 undef)

; CHECK32: cost of 11 {{.*}}cttz.v4i32
; CHECK64: cost of 11 {{.*}}cttz.v4i32
        %r4 = call %i4 @llvm.cttz.v4i32(%i4 undef)
; CHECK32: cost of 9 {{.*}}cttz.v2i64
; CHECK64: cost of 9 {{.*}}cttz.v2i64
        %r5 = call %i8 @llvm.cttz.v2i64(%i8 undef)

; CHECK32: ret
; CHECK64: ret
        ret void
}