diff options
Diffstat (limited to 'libffi/src/powerpc/aix_closure.S')
| -rw-r--r-- | libffi/src/powerpc/aix_closure.S | 29 |
1 files changed, 12 insertions, 17 deletions
diff --git a/libffi/src/powerpc/aix_closure.S b/libffi/src/powerpc/aix_closure.S index d0d50ca56bd..8a26121ee59 100644 --- a/libffi/src/powerpc/aix_closure.S +++ b/libffi/src/powerpc/aix_closure.S @@ -1,7 +1,7 @@ /* ----------------------------------------------------------------------- aix_closure.S - Copyright (c) 2002 2003 Free Software Foundation, Inc. based on darwin_closure.S - + PowerPC Assembly glue. Permission is hereby granted, free of charge, to any person obtaining @@ -102,19 +102,19 @@ ffi_closure_ASM: mflr r0 /* extract return address */ stw r0, 8(r1) /* save the return address */ - + /* 24 Bytes (Linkage Area) */ /* 32 Bytes (params) */ - /* 104 Bytes (13*8 from FPR) */ - /* 8 Bytes (result) + /* 104 Bytes (13*8 from FPR) */ + /* 8 Bytes (result) */ /* 168 Bytes */ - + stwu r1,-176(r1) /* skip over caller save area keep stack aligned to 16 */ /* we want to build up an area for the parameters passed */ /* in registers (both floating point and integer) */ - + /* we store gpr 3 to gpr 10 (aligned to 4) in the parents outgoing area */ stw r3, 200(r1) @@ -144,20 +144,16 @@ ffi_closure_ASM: /* set up registers for the routine that actually does the work */ /* get the context pointer from the trampoline */ mr r3,r11 - + /* now load up the pointer to the result storage */ addi r4,r1,160 - + /* now load up the pointer to the saved gpr registers */ addi r5,r1,200 /* now load up the pointer to the saved fpr registers */ addi r6,r1,56 - /* now load up the pointer to the outgoing parameter */ - /* stack in the previous frame */ - addi r7,r1,232 - /* make the call */ bl .ffi_closure_helper_DARWIN nop @@ -203,18 +199,18 @@ L..46: L..47: lfs f1,0(r5) b L..44 - + /* case long long */ L..48: lwz r3,0(r5) lwz r4,4(r5) b L..44 - + /* case default / int32 / pointer */ L..50: lwz r3,0(r5) b L..44 - + /* case signed int8 */ L..55: addi r5,r5,3 @@ -243,10 +239,9 @@ L..58: /* case void / done */ L..44: - addi r1,r1,176 /* restore stack pointer */ lwz r0,8(r1) /* get return address */ mtlr r0 /* reset link register */ blr - + /* END(ffi_closure_ASM) */ |