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Remove some legacy cruft

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Function trace logs will report stack usage accurately. It won't include
the argv/environ block. Our clone() polyfill is now simpler and does not
use as much stack memory. Function call tracing on x86 is now faster too
This commit is contained in:
Justine Tunney 2025-01-02 18:44:07 -08:00
parent 8db646f6b2
commit a15958edc6
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GPG key ID: BE714B4575D6E328
21 changed files with 291 additions and 467 deletions
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15
libc/macros.h
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@ -291,21 +291,6 @@
.balign 4
.endm
// Loads address of errno into %rcx
.macro .errno
call __errno_location
.endm
// Post-Initialization Read-Only (PIRO) BSS section.
// @param ss is an optional string, for control image locality
.macro .piro ss
.ifnb \ss
.section .piro.sort.bss.\ss,"aw",@nobits
.else
.section .piro.bss,"aw",@nobits
.endif
.endm
// Helpers for Cosmopolitan _init() amalgamation magic.
// @param name should be consistent across macros for a module
// @see libc/runtime/_init.S