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Moved global variables from .text section to .bss in ppc/linux startup code, improves position independency

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git-svn-id: trunk@16210 -
This commit is contained in:
tom_at_work 2010-10-23 20:07:36 +00:00
parent e787e263c8
commit 7f9dedec99
2 changed files with 67 additions and 44 deletions
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21
rtl/linux/powerpc/cprt0.as
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@ -110,11 +110,22 @@ data_start:
___fpc_ret: /* return address to libc */
.long 0
.text
.comm __stkptr, 4
.section ".bss"
.type __stkptr, @object
.size __stkptr, 8
.global __stkptr
__stkptr:
.skip 4
.comm operatingsystem_parameter_envp, 4
.comm operatingsystem_parameter_argc, 4
.comm operatingsystem_parameter_argv, 4
.type operatingsystem_parameters, @object
.size operatingsystem_parameters, 12
operatingsystem_parameters:
.skip 3 * 4
.global operatingsystem_parameter_argc
.global operatingsystem_parameter_argv
.global operatingsystem_parameter_envp
.set operatingsystem_parameter_argc, operatingsystem_parameters+0
.set operatingsystem_parameter_argv, operatingsystem_parameters+4
.set operatingsystem_parameter_envp, operatingsystem_parameters+8
.section .note.GNU-stack,"",%progbits

24
rtl/linux/powerpc/prt0.as
View File

@ -55,17 +55,29 @@ _haltproc:
sc
b _haltproc
/* Define a symbol for the first piece of initialized data. */
/* Define a symbol for the first piece of initialized data. */
.section ".data"
.globl __data_start
__data_start:
data_start:
.text
.comm __stkptr,4
.section ".bss"
.comm operatingsystem_parameter_envp,4
.comm operatingsystem_parameter_argc,4
.comm operatingsystem_parameter_argv,4
.type __stkptr, @object
.size __stkptr, 4
.global __stkptr
__stkptr:
.skip 4
.type operatingsystem_parameters, @object
.size operatingsystem_parameters, 12
operatingsystem_parameters:
.skip 3 * 4
.global operatingsystem_parameter_argc
.global operatingsystem_parameter_argv
.global operatingsystem_parameter_envp
.set operatingsystem_parameter_argc, operatingsystem_parameters+0
.set operatingsystem_parameter_argv, operatingsystem_parameters+4
.set operatingsystem_parameter_envp, operatingsystem_parameters+8
.section .note.GNU-stack,"",%progbits