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gerrit-public.fairphone.software / toolchain / llvm-project / 510ad118001e5e04200cba12310fb20a83f1573a / . / compiler-rt / lib / tsan / rtl / tsan_rtl_amd64.S
blob: af878563573ef377bc5445e285b767dc3b067a1f [file] [log] [blame]
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]1.section .text
2
Dmitry Vyukov20678e22012-11-26 14:20:26 +0000[diff] [blame]3.hidden __tsan_trace_switch
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]4.globl __tsan_trace_switch_thunk
5__tsan_trace_switch_thunk:
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]6 .cfi_startproc
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]7 # Save scratch registers.
8 push %rax
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]9 .cfi_adjust_cfa_offset 8
10 .cfi_rel_offset %rax, 0
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]11 push %rcx
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]12 .cfi_adjust_cfa_offset 8
13 .cfi_rel_offset %rcx, 0
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]14 push %rdx
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]15 .cfi_adjust_cfa_offset 8
16 .cfi_rel_offset %rdx, 0
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]17 push %rsi
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]18 .cfi_adjust_cfa_offset 8
19 .cfi_rel_offset %rsi, 0
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]20 push %rdi
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]21 .cfi_adjust_cfa_offset 8
22 .cfi_rel_offset %rdi, 0
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]23 push %r8
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]24 .cfi_adjust_cfa_offset 8
25 .cfi_rel_offset %r8, 0
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]26 push %r9
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]27 .cfi_adjust_cfa_offset 8
28 .cfi_rel_offset %r9, 0
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]29 push %r10
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]30 .cfi_adjust_cfa_offset 8
31 .cfi_rel_offset %r10, 0
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]32 push %r11
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]33 .cfi_adjust_cfa_offset 8
34 .cfi_rel_offset %r11, 0
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]35 # Align stack frame.
36 push %rbx # non-scratch
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]37 .cfi_adjust_cfa_offset 8
38 .cfi_rel_offset %rbx, 0
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]39 mov %rsp, %rbx # save current rsp
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]40 .cfi_def_cfa_register %rbx
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]41 shr $4, %rsp # clear 4 lsb, align to 16
42 shl $4, %rsp
43
44 call __tsan_trace_switch
45
46 # Unalign stack frame back.
47 mov %rbx, %rsp # restore the original rsp
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]48 .cfi_def_cfa_register %rsp
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]49 pop %rbx
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]50 .cfi_adjust_cfa_offset -8
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]51 # Restore scratch registers.
52 pop %r11
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]53 .cfi_adjust_cfa_offset -8
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]54 pop %r10
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]55 .cfi_adjust_cfa_offset -8
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]56 pop %r9
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]57 .cfi_adjust_cfa_offset -8
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]58 pop %r8
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]59 .cfi_adjust_cfa_offset -8
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]60 pop %rdi
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]61 .cfi_adjust_cfa_offset -8
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]62 pop %rsi
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]63 .cfi_adjust_cfa_offset -8
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]64 pop %rdx
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]65 .cfi_adjust_cfa_offset -8
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]66 pop %rcx
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]67 .cfi_adjust_cfa_offset -8
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]68 pop %rax
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]69 .cfi_adjust_cfa_offset -8
70 .cfi_restore %rax
71 .cfi_restore %rbx
72 .cfi_restore %rcx
73 .cfi_restore %rdx
74 .cfi_restore %rsi
75 .cfi_restore %rdi
76 .cfi_restore %r8
77 .cfi_restore %r9
78 .cfi_restore %r10
79 .cfi_restore %r11
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]80 ret
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]81 .cfi_endproc
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]82
Dmitry Vyukov20678e22012-11-26 14:20:26 +0000[diff] [blame]83.hidden __tsan_report_race
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]84.globl __tsan_report_race_thunk
85__tsan_report_race_thunk:
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]86 .cfi_startproc
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]87 # Save scratch registers.
88 push %rax
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]89 .cfi_adjust_cfa_offset 8
90 .cfi_rel_offset %rax, 0
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]91 push %rcx
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]92 .cfi_adjust_cfa_offset 8
93 .cfi_rel_offset %rcx, 0
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]94 push %rdx
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]95 .cfi_adjust_cfa_offset 8
96 .cfi_rel_offset %rdx, 0
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]97 push %rsi
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]98 .cfi_adjust_cfa_offset 8
99 .cfi_rel_offset %rsi, 0
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]100 push %rdi
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]101 .cfi_adjust_cfa_offset 8
102 .cfi_rel_offset %rdi, 0
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]103 push %r8
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]104 .cfi_adjust_cfa_offset 8
105 .cfi_rel_offset %r8, 0
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]106 push %r9
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]107 .cfi_adjust_cfa_offset 8
108 .cfi_rel_offset %r9, 0
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]109 push %r10
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]110 .cfi_adjust_cfa_offset 8
111 .cfi_rel_offset %r10, 0
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]112 push %r11
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]113 .cfi_adjust_cfa_offset 8
114 .cfi_rel_offset %r11, 0
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]115 # Align stack frame.
116 push %rbx # non-scratch
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]117 .cfi_adjust_cfa_offset 8
118 .cfi_rel_offset %rbx, 0
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]119 mov %rsp, %rbx # save current rsp
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]120 .cfi_def_cfa_register %rbx
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]121 shr $4, %rsp # clear 4 lsb, align to 16
122 shl $4, %rsp
123
124 call __tsan_report_race
125
126 # Unalign stack frame back.
127 mov %rbx, %rsp # restore the original rsp
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]128 .cfi_def_cfa_register %rsp
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]129 pop %rbx
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]130 .cfi_adjust_cfa_offset -8
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]131 # Restore scratch registers.
132 pop %r11
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]133 .cfi_adjust_cfa_offset -8
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]134 pop %r10
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]135 .cfi_adjust_cfa_offset -8
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]136 pop %r9
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]137 .cfi_adjust_cfa_offset -8
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]138 pop %r8
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]139 .cfi_adjust_cfa_offset -8
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]140 pop %rdi
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]141 .cfi_adjust_cfa_offset -8
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]142 pop %rsi
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]143 .cfi_adjust_cfa_offset -8
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]144 pop %rdx
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]145 .cfi_adjust_cfa_offset -8
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]146 pop %rcx
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]147 .cfi_adjust_cfa_offset -8
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]148 pop %rax
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]149 .cfi_adjust_cfa_offset -8
150 .cfi_restore %rax
151 .cfi_restore %rbx
152 .cfi_restore %rcx
153 .cfi_restore %rdx
154 .cfi_restore %rsi
155 .cfi_restore %rdi
156 .cfi_restore %r8
157 .cfi_restore %r9
158 .cfi_restore %r10
159 .cfi_restore %r11
Kostya Serebryany4ad375f2012-05-10 13:48:04 +0000[diff] [blame]160 ret
Dmitry Vyukovb7f18522012-09-02 11:24:07 +0000[diff] [blame]161 .cfi_endproc
Dmitry Vyukove2b5b5c2012-08-17 18:05:28 +0000[diff] [blame]162
163#ifdef __linux__
164/* We do not need executable stack. */
165.section .note.GNU-stack,"",@progbits
166#endif