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
|
; RUN: llc -mcpu=pwr8 -mtriple=powerpc64le-unknown-unknown -verify-machineinstrs < %s | FileCheck %s
; RUN: llc -mcpu=pwr8 -mtriple=powerpc64-unknown-unknown -verify-machineinstrs < %s | FileCheck %s
; Function Attrs: norecurse nounwind readonly
define float @testSingleAccess(ptr nocapture readonly %arr) local_unnamed_addr #0 {
; CHECK-LABEL: testSingleAccess:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: addi 3, 3, 8
; CHECK-NEXT: lfiwax 0, 0, 3
; CHECK-NEXT: xscvsxdsp 1, 0
; CHECK-NEXT: blr
entry:
%arrayidx = getelementptr inbounds i32, ptr %arr, i64 2
%0 = load i32, ptr %arrayidx, align 4
%conv = sitofp i32 %0 to float
ret float %conv
}
; Function Attrs: norecurse nounwind readonly
define float @testMultipleAccess(ptr nocapture readonly %arr) local_unnamed_addr #0 {
; CHECK-LABEL: testMultipleAccess:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: lwz 4, 8(3)
; CHECK-NEXT: lwz 3, 12(3)
; CHECK-NEXT: add 3, 3, 4
; CHECK-NEXT: mtfprwa 0, 3
; CHECK-NEXT: xscvsxdsp 1, 0
; CHECK-NEXT: blr
entry:
%arrayidx = getelementptr inbounds i32, ptr %arr, i64 2
%0 = load i32, ptr %arrayidx, align 4
%arrayidx1 = getelementptr inbounds i32, ptr %arr, i64 3
%1 = load i32, ptr %arrayidx1, align 4
%add = add nsw i32 %1, %0
%conv = sitofp i32 %add to float
ret float %conv
}
|
