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Make _Thread_local more seamlessly working

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This commit is contained in:
Justine Tunney 2022-07-10 08:27:50 -07:00
parent 5f4f6b0e69
commit 5fa77f1e8f
23 changed files with 217 additions and 283 deletions
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98
libc/sysv/tlspolyfill.S
View file

@ -25,66 +25,132 @@
// @note each function is exactly 18 bytes
// @see __enable_threads()
__get_tls_nt_rax:
__tls_mov_nt_rax:
push %rcx
mov __tls_index(%rip),%ecx
mov %gs:0x1480(,%rcx,8),%rax
pop %rcx
ret
.endfn __get_tls_nt_rax,globl,hidden
.endfn __tls_mov_nt_rax,globl,hidden
__get_tls_nt_rcx:
__tls_mov_nt_rcx:
push %rax
mov __tls_index(%rip),%eax
mov %gs:0x1480(,%rax,8),%rcx
pop %rax
ret
.endfn __get_tls_nt_rcx
.endfn __tls_mov_nt_rcx
__get_tls_nt_rdx:
__tls_mov_nt_rdx:
push %rax
mov __tls_index(%rip),%eax
mov %gs:0x1480(,%rax,8),%rdx
pop %rax
ret
.endfn __get_tls_nt_rdx
.endfn __tls_mov_nt_rdx
__get_tls_nt_rbx:
__tls_mov_nt_rbx:
push %rax
mov __tls_index(%rip),%eax
mov %gs:0x1480(,%rax,8),%rbx
pop %rax
ret
.endfn __get_tls_nt_rbx
.endfn __tls_mov_nt_rbx
__get_tls_nt_rsp:
__tls_mov_nt_rsp:
push %rax
mov __tls_index(%rip),%eax
mov %gs:0x1480(,%rax,8),%rsp
pop %rax
ret
.endfn __get_tls_nt_rsp
.endfn __tls_mov_nt_rsp
__get_tls_nt_rbp:
__tls_mov_nt_rbp:
push %rax
mov __tls_index(%rip),%eax
mov %gs:0x1480(,%rax,8),%rbp
pop %rax
ret
.endfn __get_tls_nt_rbp
.endfn __tls_mov_nt_rbp
__get_tls_nt_rsi:
__tls_mov_nt_rsi:
push %rax
mov __tls_index(%rip),%eax
mov %gs:0x1480(,%rax,8),%rsi
pop %rax
ret
.endfn __get_tls_nt_rsi
.endfn __tls_mov_nt_rsi
__get_tls_nt_rdi:
__tls_mov_nt_rdi:
push %rax
mov __tls_index(%rip),%eax
mov %gs:0x1480(,%rax,8),%rdi
pop %rax
ret
.endfn __get_tls_nt_rdi
.endfn __tls_mov_nt_rdi
////////////////////////////////////////////////////////////////////////////////
__tls_add_nt_rax:
push %rcx
mov __tls_index(%rip),%ecx
add %gs:0x1480(,%rcx,8),%rax
pop %rcx
ret
.endfn __tls_add_nt_rax,globl,hidden
__tls_add_nt_rcx:
push %rax
mov __tls_index(%rip),%eax
add %gs:0x1480(,%rax,8),%rcx
pop %rax
ret
.endfn __tls_add_nt_rcx
__tls_add_nt_rdx:
push %rax
mov __tls_index(%rip),%eax
add %gs:0x1480(,%rax,8),%rdx
pop %rax
ret
.endfn __tls_add_nt_rdx
__tls_add_nt_rbx:
push %rax
mov __tls_index(%rip),%eax
add %gs:0x1480(,%rax,8),%rbx
pop %rax
ret
.endfn __tls_add_nt_rbx
__tls_add_nt_rsp:
push %rax
mov __tls_index(%rip),%eax
add %gs:0x1480(,%rax,8),%rsp
pop %rax
ret
.endfn __tls_add_nt_rsp
__tls_add_nt_rbp:
push %rax
mov __tls_index(%rip),%eax
add %gs:0x1480(,%rax,8),%rbp
pop %rax
ret
.endfn __tls_add_nt_rbp
__tls_add_nt_rsi:
push %rax
mov __tls_index(%rip),%eax
add %gs:0x1480(,%rax,8),%rsi
pop %rax
ret
.endfn __tls_add_nt_rsi
__tls_add_nt_rdi:
push %rax
mov __tls_index(%rip),%eax
add %gs:0x1480(,%rax,8),%rdi
pop %rax
ret
.endfn __tls_add_nt_rdi