mirror of https://git.musl-libc.org/git/musl
7 changed files with 54 additions and 55 deletions
@ -1,8 +1,8 @@ |
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.text |
.text |
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.global dlsym |
.global dlsym |
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.type dlsym,@function |
.type dlsym,@function |
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dlsym: |
dlsym: |
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mflr 5 # The return address is arg3. |
mflr 5 # The return address is arg3. |
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b __dlsym |
b __dlsym |
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.end dlsym |
.end dlsym |
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.size dlsym, .-dlsym |
.size dlsym, .-dlsym |
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@ -1,23 +1,22 @@ |
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# FIXME : does not work, the small data array needs to be relocated. |
# FIXME : does not work, the small data array needs to be relocated. |
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# see elfspec_ppc.pdf, page 76-84 |
# see elfspec_ppc.pdf, page 76-84 |
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.global _start |
.global _start |
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.type _start,@function |
.type _start,@function |
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_start: |
_start: |
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mr 9, 1 # Save the original stack pointer. |
mr 9, 1 # Save the original stack pointer. |
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clrrwi 1, 1, 4 # Align the stack to 16 bytes. |
clrrwi 1, 1, 4 # Align the stack to 16 bytes. |
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lis 13, _SDA_BASE_@ha # r13 points to the small data area. |
lis 13, _SDA_BASE_@ha # r13 points to the small data area. |
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addi 13, 13, _SDA_BASE_@l |
addi 13, 13, _SDA_BASE_@l |
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li 0, 0 # Zero the frame pointer. |
li 0, 0 # Zero the frame pointer. |
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lwz 3, 0(9) # and argc... |
lwz 3, 0(9) # and argc... |
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addi 4, 9, 4 # and argv ... |
addi 4, 9, 4 # and argv ... |
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mtlr 0 # Clear the link register. |
mtlr 0 # Clear the link register. |
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# Go to the musl dynamic linker entry point. |
# Go to the musl dynamic linker entry point. |
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bl __dynlink |
bl __dynlink |
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cmpi 4, 0, 3, 1 # Check for a 1. |
cmpi 4, 0, 3, 1 # Check for a 1. |
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bne 4, . # Stay here |
bne 4, . # Stay here |
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mtlr 3 # Set the link address... |
mtlr 3 # Set the link address... |
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li 3, 0 |
li 3, 0 |
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blr # and go. |
blr # and go. |
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.end _start |
.end _start |
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.size _start, .-_start |
.size _start, .-_start |
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@ -1,11 +1,11 @@ |
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.global __restore |
.global __restore |
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.type __restore,%function |
.type __restore,%function |
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__restore: |
__restore: |
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li 0, 119 #__NR_sigreturn |
li 0, 119 #__NR_sigreturn |
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sc |
sc |
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|
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.global __restore_rt |
.global __restore_rt |
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.type __restore_rt,%function |
.type __restore_rt,%function |
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__restore_rt: |
__restore_rt: |
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li 0, 172 # __NR_rt_sigreturn |
li 0, 172 # __NR_rt_sigreturn |
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sc |
sc |
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@ -1,9 +1,9 @@ |
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.text |
.text |
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.global __unmapself |
.global __unmapself |
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.type __unmapself,%function |
.type __unmapself,%function |
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__unmapself: |
__unmapself: |
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li 0, 91 # __NR_munmap |
li 0, 91 # __NR_munmap |
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sc |
sc |
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li 0, 1 #__NR_exit |
li 0, 1 #__NR_exit |
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sc |
sc |
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blr |
blr |
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