blob: 770c9407a0af9b2538e29ab899fb315a41671743 (
plain)
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
42
43
44
|
; Test conversion of floating-point values to unsigned i64s (z10 only).
;
; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z10 | FileCheck %s
; z10 doesn't have native support for unsigned fp-to-i64 conversions;
; they were added in z196 as the Convert to Logical family of instructions.
; Convert via signed i64s instead.
; Test f32->i64.
define i64 @f1(float %f) {
; CHECK-LABEL: f1:
; CHECK: cebr
; CHECK: sebr
; CHECK: cgebr
; CHECK: xihf
; CHECK: br %r14
%conv = fptoui float %f to i64
ret i64 %conv
}
; Test f64->i64.
define i64 @f2(double %f) {
; CHECK-LABEL: f2:
; CHECK: cdbr
; CHECK: sdbr
; CHECK: cgdbr
; CHECK: xihf
; CHECK: br %r14
%conv = fptoui double %f to i64
ret i64 %conv
}
; Test f128->i64.
define i64 @f3(fp128 *%src) {
; CHECK-LABEL: f3:
; CHECK: cxbr
; CHECK: sxbr
; CHECK: cgxbr
; CHECK: xihf
; CHECK: br %r14
%f = load fp128 *%src
%conv = fptoui fp128 %f to i64
ret i64 %conv
}
|
