diff options
Diffstat (limited to 'rtl/linux/powerpc/dllprt0.as')
| -rw-r--r-- | rtl/linux/powerpc/dllprt0.as | 46 |
1 files changed, 22 insertions, 24 deletions
diff --git a/rtl/linux/powerpc/dllprt0.as b/rtl/linux/powerpc/dllprt0.as index f4d157bc0d..54579408d1 100644 --- a/rtl/linux/powerpc/dllprt0.as +++ b/rtl/linux/powerpc/dllprt0.as @@ -20,42 +20,32 @@ .section ".text" .globl FPC_SHARED_LIB_START .type FPC_SHARED_LIB_START,@function - - .globl _start -_start: FPC_SHARED_LIB_START: - mr 26,1 - /* Set up an initial stack frame, and clear the LR. */ - clrrwi 1,1,4 - li 0,0 - stwu 1,-16(1) - mtlr 0 - stw 0,0(1) - lwz 3,0(26) /* get argc */ + mflr 0 + stw 0,4(1) + stwu 1,-32(1) + + /* store argument count (in r3)*/ lis 11,operatingsystem_parameter_argc@ha stw 3,operatingsystem_parameter_argc@l(11); - - addi 4,26,4 /* get argv */ + /* store argument vector (in r4) */ lis 11,operatingsystem_parameter_argv@ha stw 4,operatingsystem_parameter_argv@l(11); - - addi 27,3,1 /* calculate argc + 1 into r27 */ - slwi 27,27,2 /* calculate (argc + 1) * sizeof(char *) into r27 */ - add 5,4,27 /* get address of env[0] */ + /* store environment pointer (in r5) */ lis 11,operatingsystem_parameter_envp@ha stw 5,operatingsystem_parameter_envp@l(11); lis 11,__stkptr@ha stw 1,__stkptr@l(11); - /* update library flag in RTL */ - lis 11,operatingsystem_islibrary@ha - li 6, 1 - stb 6, operatingsystem_islibrary@l(11) - + /* call library initialization */ bl PASCALMAIN - b _haltproc + /* return to the caller */ + addi 1,1,32 + lwz 0,4(1) + mtlr 0 + blr .globl _haltproc .globl FPC_SHARED_LIB_EXIT @@ -63,9 +53,17 @@ FPC_SHARED_LIB_START: .type _haltproc,@function FPC_SHARED_LIB_EXIT: _haltproc: + lis 11,operatingsystem_result@ha + lwz 3,operatingsystem_result@l(3) + li 0,234 /* exit group call */ + sc + + lis 11,operatingsystem_result@ha + lwz 3,operatingsystem_result@l(3) li 0,1 /* exit call */ sc - b _haltproc + /* we should not reach here. Crash horribly */ + trap /* Define a symbol for the first piece of initialized data. */ .section ".data" |