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
|
; RUN: opt -mtriple=x86_64-unknown-linux-gnu -load-store-vectorizer -mcpu haswell -S -o - %s | FileCheck --check-prefix=CHECK-HSW %s
; RUN: opt -mtriple=x86_64-unknown-linux-gnu -load-store-vectorizer -mcpu knl -S -o - %s | FileCheck --check-prefix=CHECK-KNL %s
; RUN: opt -mtriple=x86_64-unknown-linux-gnu -aa-pipeline=basic-aa -passes='function(load-store-vectorizer)' -mcpu haswell -S -o - %s | FileCheck --check-prefix=CHECK-HSW %s
; RUN: opt -mtriple=x86_64-unknown-linux-gnu -aa-pipeline=basic-aa -passes='function(load-store-vectorizer)' -mcpu knl -S -o - %s | FileCheck --check-prefix=CHECK-KNL %s
define <8 x double> @loadwidth_insert_extract(double* %ptr) {
%a = bitcast double* %ptr to <2 x double> *
%b = getelementptr <2 x double>, <2 x double>* %a, i32 1
%c = getelementptr <2 x double>, <2 x double>* %a, i32 2
%d = getelementptr <2 x double>, <2 x double>* %a, i32 3
; CHECK-HSW: load <4 x double>
; CHECK-HSW: load <4 x double>
; CHECK-HSW-NOT: load
; CHECK-KNL: load <8 x double>
; CHECK-KNL-NOT: load
%la = load <2 x double>, <2 x double> *%a
%lb = load <2 x double>, <2 x double> *%b
%lc = load <2 x double>, <2 x double> *%c
%ld = load <2 x double>, <2 x double> *%d
; Scalarize everything - Explicitly not a shufflevector to test this code
; path in the LSV
%v1 = extractelement <2 x double> %la, i32 0
%v2 = extractelement <2 x double> %la, i32 1
%v3 = extractelement <2 x double> %lb, i32 0
%v4 = extractelement <2 x double> %lb, i32 1
%v5 = extractelement <2 x double> %lc, i32 0
%v6 = extractelement <2 x double> %lc, i32 1
%v7 = extractelement <2 x double> %ld, i32 0
%v8 = extractelement <2 x double> %ld, i32 1
; Make a vector again
%i1 = insertelement <8 x double> undef, double %v1, i32 0
%i2 = insertelement <8 x double> %i1, double %v2, i32 1
%i3 = insertelement <8 x double> %i2, double %v3, i32 2
%i4 = insertelement <8 x double> %i3, double %v4, i32 3
%i5 = insertelement <8 x double> %i4, double %v5, i32 4
%i6 = insertelement <8 x double> %i5, double %v6, i32 5
%i7 = insertelement <8 x double> %i6, double %v7, i32 6
%i8 = insertelement <8 x double> %i7, double %v8, i32 7
ret <8 x double> %i8
}
|
