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
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
|
; RUN: llc -verify-machineinstrs < %s -mtriple=powerpc-unknown-linux-gnu | \
; RUN: FileCheck %s -check-prefix=PPC32-LINUX-NOFP
; RUN: llc -verify-machineinstrs < %s -mtriple=powerpc-unknown-linux-gnu \
; RUN: -frame-pointer=all | FileCheck %s -check-prefix=PPC32-LINUX-FP
; RUN: llc -verify-machineinstrs < %s -mtriple=powerpc64-unknown-linux-gnu | \
; RUN: FileCheck %s -check-prefix=PPC64-NOFP
; RUN: llc -verify-machineinstrs < %s -mtriple=powerpc64-unknown-linux-gnu \
; RUN: -frame-pointer=all | FileCheck %s -check-prefix=PPC64-FP
; RUN: llc -verify-machineinstrs < %s -mcpu=pwr4 -mattr=-altivec \
; RUN: -mtriple=powerpc-ibm-aix-xcoff | FileCheck %s -check-prefix=PPC32-AIX-NOFP
; RUN: llc -verify-machineinstrs < %s -mcpu=pwr4 -mattr=-altivec \
; RUN: -mtriple=powerpc-ibm-aix-xcoff -frame-pointer=all | FileCheck %s \
; RUN: -check-prefix=PPC32-AIX-FP
; RUN: llc -verify-machineinstrs < %s -mcpu=pwr4 -mattr=-altivec \
; RUN: -mtriple=powerpc64-ibm-aix-xcoff | FileCheck %s -check-prefix=PPC64-NOFP
; RUN: llc -verify-machineinstrs < %s -mcpu=pwr4 -mattr=-altivec \
; RUN: -mtriple=powerpc64-ibm-aix-xcoff -frame-pointer=all | FileCheck %s \
; RUN: -check-prefix=PPC64-FP
; - PPC64 SVR4ABI and AIX ABI:
; 288 bytes = 18*8 (FPRs) + 18*8 (GPRs, GPR13 reserved);
; - PPC32 SVR4ABI has no red zone;
; - PPC32 AIX ABI:
; 220 bytes = 18*8 (FPRs) + 19*4 (GPRs);
define ptr @in_stack_floor_32() {
%tmp = alloca i32, i32 55
ret ptr %tmp
}
define ptr @out_stack_floor_32() {
%tmp = alloca i32, i32 56
ret ptr %tmp
}
define ptr @in_stack_floor_64() {
%tmp = alloca i32, i32 72
ret ptr %tmp
}
define ptr @out_stack_floor_64() {
%tmp = alloca i32, i32 73
ret ptr %tmp
}
; PPC32-LINUX-NOFP-LABEL: in_stack_floor_32
; PPC32-LINUX-NOFP: stwu
; PPC32-LINUX-NOFP-LABEL: out_stack_floor_32
; PPC32-LINUX-NOFP: stwu
; PPC32-LINUX-FP-LABEL: in_stack_floor_32
; PPC32-LINUX-FP: stwu
; PPC32-LINUX-FP-LABEL: out_stack_floor_32
; PPC32-LINUX-FP: stwu
; PPC32-AIX-NOFP-LABEL: in_stack_floor_32
; PPC32-AIX-NOFP-NOT: stwu
; PPC32-AIX-NOFP-LABEL: out_stack_floor_32
; PPC32-AIX-NOFP: stwu 1, -256(1)
; PPC32-AIX-FP-LABEL: in_stack_floor_32
; PPC32-AIX-FP: stwu 1, -256(1)
; PPC32-AIX-FP-LABEL: out_stack_floor_32
; PPC32-AIX-FP: stwu 1, -256(1)
; PPC64-NOFP-LABEL: in_stack_floor_64
; PPC64-NOFP: addi 3, 1, -288
; PPC64-NOFP-LABEL: out_stack_floor_64
; PPC64-NOFP: stdu 1, -352(1)
; PPC64-FP-LABEL: in_stack_floor_64
; PPC64-FP: stdu 1, -352(1)
; PPC64-FP-LABEL: out_stack_floor_64
; PPC64-FP: stdu 1, -352(1)
|
