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1; REQUIRES: asserts
2; RUN: llc < %s -mtriple=armv8r-eabi -mcpu=cortex-a57 -mattr=use-misched -verify-misched -debug-only=machine-scheduler -o - 2>&1 > /dev/null | FileCheck %s
3
4; CHECK:       ********** MI Scheduling **********
5; We need second, post-ra scheduling to have VSTM instruction combined from single-stores
6; CHECK:       ********** MI Scheduling **********
7; CHECK:       schedule starting
8; CHECK:       VSTMDIA_UPD
9; CHECK:       rdefs left
10; CHECK-NEXT:  Latency            : 4
11; CHECK:       Successors:
12; CHECK:       Data
13; CHECK-SAME:  Latency=1
14
15@a = global double 0.0, align 4
16@b = global double 0.0, align 4
17@c = global double 0.0, align 4
18
19define i32 @bar(double* %vptr, i32 %iv1, i32* %iptr) minsize {
20
21  %vp2 = getelementptr double, double* %vptr, i32 1
22  %vp3 = getelementptr double, double* %vptr, i32 2
23
24  %v1 = load double, double* %vptr, align 8
25  %v2 = load double, double* %vp2, align 8
26  %v3 = load double, double* %vp3, align 8
27
28  store double %v1, double* @a, align 8
29  store double %v2, double* @b, align 8
30  store double %v3, double* @c, align 8
31
32  %ptr_after = getelementptr double, double* @a, i32 3
33
34  %ptr_new_ival = ptrtoint double* %ptr_after to i32
35  %ptr_new = inttoptr i32 %ptr_new_ival to i32*
36
37  store i32 %ptr_new_ival, i32* %iptr, align 8
38
39  %mul1 = mul i32 %ptr_new_ival, %iv1
40
41  ret i32 %mul1
42}
43
44