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
45
46
|
; RUN: llc -verify-machineinstrs -o - %s -mtriple=arm64-none-linux-gnu -mcpu=cyclone | FileCheck %s
; RUN: llc -verify-machineinstrs -o - %s -mtriple=arm64-none-linux-gnu -code-model=large -mcpu=cyclone | FileCheck --check-prefix=CHECK-LARGE %s
; RUN: llc -verify-machineinstrs < %s -mtriple=arm64-none-linux-gnu -mattr=-fp-armv8 | FileCheck --check-prefix=CHECK-NOFP %s
; RUN: llc -verify-machineinstrs < %s -mtriple=arm64-none-linux-gnu -code-model=large -mattr=-fp-armv8 | FileCheck --check-prefix=CHECK-NOFP-LARGE %s
@varfloat = global float 0.0
@vardouble = global double 0.0
define void @floating_lits() {
; CHECK-LABEL: floating_lits:
%floatval = load float* @varfloat
%newfloat = fadd float %floatval, 128.0
; CHECK: adrp x[[LITBASE:[0-9]+]], [[CURLIT:.LCPI[0-9]+_[0-9]+]]
; CHECK: ldr [[LIT128:s[0-9]+]], [x[[LITBASE]], {{#?}}:lo12:[[CURLIT]]]
; CHECK-NOFP-NOT: ldr {{s[0-9]+}},
; CHECK-LARGE: movz x[[LITADDR:[0-9]+]], #:abs_g3:[[CURLIT:.LCPI[0-9]+_[0-9]+]]
; CHECK-LARGE: movk x[[LITADDR]], #:abs_g2_nc:[[CURLIT]]
; CHECK-LARGE: movk x[[LITADDR]], #:abs_g1_nc:[[CURLIT]]
; CHECK-LARGE: movk x[[LITADDR]], #:abs_g0_nc:[[CURLIT]]
; CHECK-LARGE: ldr {{s[0-9]+}}, [x[[LITADDR]]]
; CHECK-LARGE: fadd
; CHECK-NOFP-LARGE-NOT: ldr {{s[0-9]+}},
; CHECK-NOFP-LARGE-NOT: fadd
store float %newfloat, float* @varfloat
%doubleval = load double* @vardouble
%newdouble = fadd double %doubleval, 129.0
; CHECK: adrp x[[LITBASE:[0-9]+]], [[CURLIT:.LCPI[0-9]+_[0-9]+]]
; CHECK: ldr [[LIT129:d[0-9]+]], [x[[LITBASE]], {{#?}}:lo12:[[CURLIT]]]
; CHECK-NOFP-NOT: ldr {{d[0-9]+}},
; CHECK-NOFP-NOT: fadd
; CHECK-LARGE: movz x[[LITADDR:[0-9]+]], #:abs_g3:[[CURLIT:.LCPI[0-9]+_[0-9]+]]
; CHECK-LARGE: movk x[[LITADDR]], #:abs_g2_nc:[[CURLIT]]
; CHECK-LARGE: movk x[[LITADDR]], #:abs_g1_nc:[[CURLIT]]
; CHECK-LARGE: movk x[[LITADDR]], #:abs_g0_nc:[[CURLIT]]
; CHECK-LARGE: ldr {{d[0-9]+}}, [x[[LITADDR]]]
; CHECK-NOFP-LARGE-NOT: ldr {{d[0-9]+}},
store double %newdouble, double* @vardouble
ret void
}
|
