1
; Test 64-bit floating-point stores.
3
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
5
; Test the low end of the STD range.
6
define void @f1(double *%src, double %val) {
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; CHECK: std %f0, 0(%r2)
10
store double %val, double *%src
14
; Test the high end of the STD range.
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define void @f2(double *%src, double %val) {
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; CHECK: std %f0, 4088(%r2)
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%ptr = getelementptr double *%src, i64 511
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store double %val, double *%ptr
24
; Check the next doubleword up, which should use STDY instead of STD.
25
define void @f3(double *%src, double %val) {
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; CHECK: stdy %f0, 4096(%r2)
29
%ptr = getelementptr double *%src, i64 512
30
store double %val, double *%ptr
34
; Check the high end of the aligned STDY range.
35
define void @f4(double *%src, double %val) {
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; CHECK: stdy %f0, 524280(%r2)
39
%ptr = getelementptr double *%src, i64 65535
40
store double %val, double *%ptr
44
; Check the next doubleword up, which needs separate address logic.
45
; Other sequences besides this one would be OK.
46
define void @f5(double *%src, double %val) {
48
; CHECK: agfi %r2, 524288
49
; CHECK: std %f0, 0(%r2)
51
%ptr = getelementptr double *%src, i64 65536
52
store double %val, double *%ptr
56
; Check the high end of the negative aligned STDY range.
57
define void @f6(double *%src, double %val) {
59
; CHECK: stdy %f0, -8(%r2)
61
%ptr = getelementptr double *%src, i64 -1
62
store double %val, double *%ptr
66
; Check the low end of the STDY range.
67
define void @f7(double *%src, double %val) {
69
; CHECK: stdy %f0, -524288(%r2)
71
%ptr = getelementptr double *%src, i64 -65536
72
store double %val, double *%ptr
76
; Check the next doubleword down, which needs separate address logic.
77
; Other sequences besides this one would be OK.
78
define void @f8(double *%src, double %val) {
80
; CHECK: agfi %r2, -524296
81
; CHECK: std %f0, 0(%r2)
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%ptr = getelementptr double *%src, i64 -65537
84
store double %val, double *%ptr
88
; Check that STD allows an index.
89
define void @f9(i64 %src, i64 %index, double %val) {
91
; CHECK: std %f0, 4095({{%r3,%r2|%r2,%r3}})
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%add1 = add i64 %src, %index
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%add2 = add i64 %add1, 4095
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%ptr = inttoptr i64 %add2 to double *
96
store double %val, double *%ptr
100
; Check that STDY allows an index.
101
define void @f10(i64 %src, i64 %index, double %val) {
103
; CHECK: stdy %f0, 4096({{%r3,%r2|%r2,%r3}})
105
%add1 = add i64 %src, %index
106
%add2 = add i64 %add1, 4096
107
%ptr = inttoptr i64 %add2 to double *
108
store double %val, double *%ptr