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
|
// RUN: llvm-mc -triple mips64-unknown-linux < %s -show-encoding \
// RUN: | FileCheck -check-prefixes=ENCBE,FIXUP %s
// RUN: llvm-mc -triple mips64el-unknown-linux < %s -show-encoding \
// RUN: | FileCheck -check-prefixes=ENCLE,FIXUP %s
// RUN: llvm-mc -filetype=obj -triple mips64el-unknown-linux < %s \
// RUN: | llvm-readobj -r - | FileCheck -check-prefix=RELOC %s
// RUN: llvm-mc -filetype=obj -triple mips64-unknown-linux < %s \
// RUN: | llvm-readobj --sections --section-data - \
// RUN: | FileCheck -check-prefix=DATA %s
// Test that we produce the correct relocation.
// FIXME: move more relocation only tests here.
// Check prefixes:
// RELOC - Check the relocation in the object.
// FIXUP - Check the fixup on the instruction.
// ENCBE - Check the big-endian encoding on the instruction.
// ENCLE - Check the little-endian encoding on the instruction.
// ????? - Placeholder. Relocation is defined but the way of generating it is
// unknown.
// FIXME - Placeholder. Generation method is known but doesn't work.
// DATA-LABEL: Name: .text
// DATA: SectionData (
// DATA-NEXT: 0000: 3C030000 24620000 3C030000 24620000
lui $3, %hi(%neg(%gp_rel(foo))) // RELOC: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_HI16 foo
// ENCBE: lui $3, %hi(%neg(%gp_rel(foo))) # encoding: [0x3c,0x03,A,A]
// ENCLE: lui $3, %hi(%neg(%gp_rel(foo))) # encoding: [A,A,0x03,0x3c]
// FIXUP: # fixup A - offset: 0, value: %hi(%neg(%gp_rel(foo))), kind: fixup_Mips_GPOFF_HI
addiu $2, $3, %lo(%neg(%gp_rel(foo))) // RELOC: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_LO16 foo
// ENCBE: addiu $2, $3, %lo(%neg(%gp_rel(foo))) # encoding: [0x24,0x62,A,A]
// ENCLE: addiu $2, $3, %lo(%neg(%gp_rel(foo))) # encoding: [A,A,0x62,0x24]
// FIXUP: # fixup A - offset: 0, value: %lo(%neg(%gp_rel(foo))), kind: fixup_Mips_GPOFF_LO
lui $3, %hi(%neg(%gp_rel(bar))) // RELOC: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_HI16 .data
// ENCBE: lui $3, %hi(%neg(%gp_rel(bar))) # encoding: [0x3c,0x03,A,A]
// ENCLE: lui $3, %hi(%neg(%gp_rel(bar))) # encoding: [A,A,0x03,0x3c]
// FIXUP: # fixup A - offset: 0, value: %hi(%neg(%gp_rel(bar))), kind: fixup_Mips_GPOFF_HI
addiu $2, $3, %lo(%neg(%gp_rel(bar))) // RELOC: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_LO16 .data
// ENCBE: addiu $2, $3, %lo(%neg(%gp_rel(bar))) # encoding: [0x24,0x62,A,A]
// ENCLE: addiu $2, $3, %lo(%neg(%gp_rel(bar))) # encoding: [A,A,0x62,0x24]
// FIXUP: # fixup A - offset: 0, value: %lo(%neg(%gp_rel(bar))), kind: fixup_Mips_GPOFF_LO
// DATA-NEXT: 0010: 41A30000 30430000 41A30000 30430000
.set micromips
lui $3, %hi(%neg(%gp_rel(foo))) // RELOC: R_MICROMIPS_GPREL16/R_MICROMIPS_SUB/R_MICROMIPS_HI16 foo
// ENCBE: lui $3, %hi(%neg(%gp_rel(foo))) # encoding: [0x41,0xa3,A,A]
// ENCLE: lui $3, %hi(%neg(%gp_rel(foo))) # encoding: [0xa3'A',0x41'A',0x00,0x00]
// FIXUP: # fixup A - offset: 0, value: %hi(%neg(%gp_rel(foo))), kind: fixup_MICROMIPS_GPOFF_HI
addiu $2, $3, %lo(%neg(%gp_rel(foo))) // RELOC: R_MICROMIPS_GPREL16/R_MICROMIPS_SUB/R_MICROMIPS_LO16 foo
// ENCBE: addiu $2, $3, %lo(%neg(%gp_rel(foo))) # encoding: [0x30,0x43,A,A]
// ENCLE: addiu $2, $3, %lo(%neg(%gp_rel(foo))) # encoding: [0x43'A',0x30'A',0x00,0x00]
// FIXUP: # fixup A - offset: 0, value: %lo(%neg(%gp_rel(foo))), kind: fixup_MICROMIPS_GPOFF_LO
lui $3, %hi(%neg(%gp_rel(bar))) // RELOC: R_MICROMIPS_GPREL16/R_MICROMIPS_SUB/R_MICROMIPS_HI16 bar
// ENCBE: lui $3, %hi(%neg(%gp_rel(bar))) # encoding: [0x41,0xa3,A,A]
// ENCLE: lui $3, %hi(%neg(%gp_rel(bar))) # encoding: [0xa3'A',0x41'A',0x00,0x00]
// FIXUP: # fixup A - offset: 0, value: %hi(%neg(%gp_rel(bar))), kind: fixup_MICROMIPS_GPOFF_HI
addiu $2, $3, %lo(%neg(%gp_rel(bar))) // RELOC: R_MICROMIPS_GPREL16/R_MICROMIPS_SUB/R_MICROMIPS_LO16 bar
// ENCBE: addiu $2, $3, %lo(%neg(%gp_rel(bar))) # encoding: [0x30,0x43,A,A]
// ENCLE: addiu $2, $3, %lo(%neg(%gp_rel(bar))) # encoding: [0x43'A',0x30'A',0x00,0x00]
// FIXUP: # fixup A - offset: 0, value: %lo(%neg(%gp_rel(bar))), kind: fixup_MICROMIPS_GPOFF_LO
.data
.word 0
bar:
.word 1
.option pic2
.quad foo+0x1fffffff0-. // RELOC: R_MIPS_PC32/R_MIPS_64/R_MIPS_NONE foo 0x1FFFFFFF0
// DATA-LABEL: Section {
|
