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Improve dead code elimination

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This commit is contained in:
Justine Tunney 2021-02-08 04:04:42 -08:00
parent 760db8c5ad
commit 0e36cb3ac4
6606 changed files with 9685 additions and 9854 deletions
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19
libc/runtime/construct.S
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@ -30,23 +30,6 @@
_construct:
push %rbp
mov %rsp,%rbp
ezlea __init_array_start,ax # static ctors in forward order
.weak __init_array_start # could be called multiple times
ezlea __init_array_end,cx # idempotency recommended
.weak __init_array_end # @see ape/ape.lds
1: cmp %rax,%rcx
je 2f
push %rax
push %rcx
mov %r12,%rdi
mov %r13,%rsi
mov %r14,%rdx
mov %r15,%rcx
call *(%rax)
pop %rcx
pop %rax
add $8,%rax
jmp 1b
2: pop %rbp
pop %rbp
ret
.endfn _construct,globl