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Get LIBC_RUNTIME and LIBC_CALLS building on aarch64

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Justine Tunney 2023-05-09 01:56:56 -07:00
parent 7e46645193
commit e5e3cdf447
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1200 changed files with 5341 additions and 3677 deletions
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15
libc/sysv/macros.internal.h
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@ -15,21 +15,30 @@
* risk of slowing down builds too much with complicated headers.
*/
.macro .scall name:req num:req kw1 kw2
.macro .scall name:req amd:req arm:req kw1 kw2
.section .privileged,"ax",@progbits
#ifdef __x86_64__
.ifnb \kw2
.align 16
\name: movabs $\num,%rax
\name: movabs $\amd,%rax
jmp *__systemfive(%rip)
.else
\name: push %rbp
mov %rsp,%rbp
movabs $\num,%rax
movabs $\amd,%rax
.hookable
call *__systemfive(%rip)
pop %rbp
ret
.endif
#elif defined(__aarch64__)
\name: mov x8,#\arm
svc #0
b _sysret
.hidden _sysret
#else
#error "architecture unsupported"
#endif
.endfn \name,\kw1,\kw2
.previous
.endm