xref: /llvm-project/llvm/test/MC/Mips/eh-frame.s (revision 8f21294897befee48f9f72734ea1b0ad4c920aa0)
1// Test the bits of .eh_frame on mips that are already implemented correctly.
2
3// RUN: llvm-mc -filetype=obj %s -o %t.o -triple mips-unknown-linux-gnu
4// RUN: llvm-readobj -r %t.o | FileCheck --check-prefixes=RELOCS,ABS32 %s
5// RUN: llvm-dwarfdump -eh-frame %t.o | FileCheck --check-prefixes=DWARF32,DWARF32_ABS %s
6
7// RUN: llvm-mc -filetype=obj %s -o %t.o -triple mipsel-unknown-linux-gnu
8// RUN: llvm-readobj -r %t.o | FileCheck --check-prefixes=RELOCS,ABS32 %s
9// RUN: llvm-dwarfdump -eh-frame %t.o | FileCheck --check-prefixes=DWARF32,DWARF32_ABS %s
10
11// RUN: llvm-mc -filetype=obj %s -o %t.o -triple mips64-unknown-linux-gnu
12// RUN: llvm-readobj -r %t.o | FileCheck --check-prefixes=RELOCS,ABS64 %s
13// RUN: llvm-dwarfdump -eh-frame %t.o | FileCheck --check-prefixes=DWARF64,DWARF64_ABS %s
14
15// RUN: llvm-mc -filetype=obj %s -o %t.o -triple mips64el-unknown-linux-gnu
16// RUN: llvm-readobj -r %t.o | FileCheck --check-prefixes=RELOCS,ABS64 %s
17// RUN: llvm-dwarfdump -eh-frame %t.o | FileCheck --check-prefixes=DWARF64,DWARF64_ABS %s
18
19/// Check that position-indenpendent code use PC-relative relocations:
20// RUN: llvm-mc -filetype=obj %s -o %t.o -triple mips-unknown-linux-gnu --position-independent
21// RUN: llvm-readobj -r %t.o | FileCheck --check-prefixes=RELOCS,PIC32 %s
22// RUN: llvm-dwarfdump -eh-frame %t.o | FileCheck --check-prefixes=DWARF32,DWARF32_PIC %s
23
24// RUN: llvm-mc -filetype=obj %s -o %t.o -triple mipsel-unknown-linux-gnu --position-independent
25// RUN: llvm-readobj -r %t.o | FileCheck --check-prefixes=RELOCS,PIC32 %s
26// RUN: llvm-dwarfdump -eh-frame %t.o | FileCheck --check-prefixes=DWARF32,DWARF32_PIC %s
27
28// RUN: llvm-mc -filetype=obj %s -o %t.o -triple mips64-unknown-linux-gnu --position-independent
29// RUN: llvm-readobj -r %t.o | FileCheck --check-prefixes=RELOCS,PIC64 %s
30// RUN: llvm-dwarfdump -eh-frame %t.o | FileCheck --check-prefixes=DWARF64,DWARF64_PIC %s
31
32// RUN: llvm-mc -filetype=obj %s -o %t.o -triple mips64el-unknown-linux-gnu --position-independent
33// RUN: llvm-readobj -r %t.o | FileCheck --check-prefixes=RELOCS,PIC64 %s
34// RUN: llvm-dwarfdump -eh-frame %t.o | FileCheck --check-prefixes=DWARF64,DWARF64_PIC %s
35
36// RUN: llvm-mc -filetype=obj %s -o %t.o -triple mips64-unknown-linux-gnu --position-independent --large-code-model
37// RUN: llvm-readobj -r %t.o | FileCheck --check-prefixes=RELOCS,PIC64 %s
38// RUN: llvm-dwarfdump -eh-frame %t.o | FileCheck --check-prefixes=DWARF64,DWARF64_PIC %s
39
40// RUN: llvm-mc -filetype=obj %s -o %t.o -triple mips64el-unknown-linux-gnu --position-independent  --large-code-model
41// RUN: llvm-readobj -r %t.o | FileCheck --check-prefixes=RELOCS,PIC64 %s
42// RUN: llvm-dwarfdump -eh-frame %t.o | FileCheck --check-prefixes=DWARF64,DWARF64_PIC %s
43
44func:
45	.cfi_startproc
46	.cfi_endproc
47
48// RELOCS:      Relocations [
49// RELOCS:        Section ({{.+}}) .rel{{a?}}.eh_frame {
50// ABS32-NEXT:      R_MIPS_32
51// ABS64-NEXT:      R_MIPS_64/R_MIPS_NONE/R_MIPS_NONE
52// PIC32-NEXT:      R_MIPS_PC32
53// PIC64-NEXT:      R_MIPS_PC32/R_MIPS_NONE/R_MIPS_NONE
54// RELOCS-NEXT:   }
55
56// DWARF32: 00000000 00000010 00000000 CIE
57// DWARF32-NEXT:     Format:                DWARF32
58// DWARF32-NEXT:     Version:               1
59// DWARF32-NEXT:     Augmentation:          "zR"
60// DWARF32-NEXT:     Code alignment factor: 1
61// DWARF32-NEXT:     Data alignment factor: -4
62// DWARF32-NEXT:     Return address column: 31
63// DWARF32_ABS-NEXT: Augmentation data: 0B
64//                                      ^^ fde pointer encoding: DW_EH_PE_sdata4
65// DWARF32_PIC-NEXT: Augmentation data: 1B
66//                                      ^^ fde pointer encoding: DW_EH_PE_pcrel | DW_EH_PE_sdata4
67// DWARF32-EMPTY:
68// DWARF32-NEXT:     DW_CFA_def_cfa_register: SP_64
69//
70// DWARF32_ABS: 00000014 00000010 00000018 FDE cie=00000000 pc=00000000...00000000
71// DWARF32_PIC: 00000014 00000010 00000018 FDE cie=00000000 pc=0000001c...0000001c
72// DWARF32-NEXT:     Format:       DWARF32
73// DWARF32-NEXT:     DW_CFA_nop:
74// DWARF32-NEXT:     DW_CFA_nop:
75// DWARF32-NEXT:     DW_CFA_nop:
76
77
78// DWARF64: 00000000 00000010 00000000 CIE
79// DWARF64-NEXT:     Format:                DWARF32
80// DWARF64-NEXT:     Version:               1
81// DWARF64-NEXT:     Augmentation:          "zR"
82// DWARF64-NEXT:     Code alignment factor: 1
83// DWARF64-NEXT:     Data alignment factor: -8
84//                                          ^^ GAS uses -4. Should be ok as long as
85//                                             all offsets we need are a multiple of 8.
86// DWARF64-NEXT:     Return address column: 31
87// DWARF64_ABS-NEXT: Augmentation data: 0C
88//                                      ^^ fde pointer encoding: DW_EH_PE_sdata8
89// DWARF64_PIC:      Augmentation data: 1B
90//                                      ^^ fde pointer encoding: DW_EH_PE_pcrel | DW_EH_PE_sdata4
91// DWARF64-EMPTY:
92// DWARF64-NEXT:     DW_CFA_def_cfa_register: SP_64
93// DWARF64_PIC-NEXT: DW_CFA_nop:
94//
95// DWARF64_ABS:      00000014 00000018 00000018 FDE cie=00000000 pc=00000000...00000000
96// DWARF64_PIC:      00000014 00000010 00000018 FDE cie=00000000 pc=00000000...00000000
97// DWARF64-NEXT:     Format:       DWARF32
98// DWARF64-NEXT:     DW_CFA_nop:
99// DWARF64-NEXT:     DW_CFA_nop:
100// DWARF64-NEXT:     DW_CFA_nop:
101