X-Git-Url: https://oss.titaniummirror.com/gitweb?a=blobdiff_plain;f=libffi%2Fsrc%2Fpowerpc%2Fdarwin_closure.S;fp=libffi%2Fsrc%2Fpowerpc%2Fdarwin_closure.S;h=0000000000000000000000000000000000000000;hb=6fed43773c9b0ce596dca5686f37ac3fc0fa11c0;hp=fbc334affeb095e01de1a55d842aa29d4d82c98c;hpb=27b11d56b743098deb193d510b337ba22dc52e5c;p=msp430-gcc.git diff --git a/libffi/src/powerpc/darwin_closure.S b/libffi/src/powerpc/darwin_closure.S deleted file mode 100644 index fbc334af..00000000 --- a/libffi/src/powerpc/darwin_closure.S +++ /dev/null @@ -1,191 +0,0 @@ -/* ----------------------------------------------------------------------- - darwin_closure.S - Copyright (c) 2002 2003 Free Software Foundation, - Inc. based on ppc_closure.S - - PowerPC Assembly glue. - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#define LIBFFI_ASM -#define JUMPTARGET(name) name -#define L(x) x -.text -.globl _ffi_closure_helper_DARWIN - -.text - .align 2 -.globl _ffi_closure_ASM - -.text - .align 2 -_ffi_closure_ASM: -LFB1: - mflr r0 /* extract return address */ - stw r0, 8(r1) /* save the return address */ -LCFI0: - /* 24 Bytes (Linkage Area) - 32 Bytes (outgoing parameter area, always reserved) - 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 */ -LCFI1: - /* 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) - stw r4, 204(r1) - stw r5, 208(r1) - stw r6, 212(r1) - stw r7, 216(r1) - stw r8, 220(r1) - stw r9, 224(r1) - stw r10, 228(r1) - - /* we save fpr 1 to fpr 13 (aligned to 8) */ - stfd f1, 56(r1) - stfd f2, 64(r1) - stfd f3, 72(r1) - stfd f4, 80(r1) - stfd f5, 88(r1) - stfd f6, 96(r1) - stfd f7, 104(r1) - stfd f8, 112(r1) - stfd f9, 120(r1) - stfd f10, 128(r1) - stfd f11, 136(r1) - stfd f12, 144(r1) - stfd f13, 152(r1) - - /* 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 L(_ffi_closure_helper_DARWIN) - - /* now r3 contains the return type */ - /* so use it to look up in a table */ - /* so we know how to deal with each type */ - - /* look up the proper starting point in table */ - /* by using return type as offset */ - addi r5,r1,160 /* get pointer to results area */ - addis r4,0,ha16(.L60) /* get address of jump table */ - addi r4,r4,lo16(.L60) - slwi r3,r3,2 /* now multiply return type by 4 */ - lwzx r3,r4,r3 /* get the contents of that table value */ - add r3,r3,r4 /* add contents of table to table address */ - mtctr r3 - bctr /* jump to it */ -LFE1: - .align 2 - -.L60: - .long .L44-.L60 /* FFI_TYPE_VOID */ - .long .L50-.L60 /* FFI_TYPE_INT */ - .long .L47-.L60 /* FFI_TYPE_FLOAT */ - .long .L46-.L60 /* FFI_TYPE_DOUBLE */ - .long .L46-.L60 /* FFI_TYPE_LONGDOUBLE */ - .long .L56-.L60 /* FFI_TYPE_UINT8 */ - .long .L55-.L60 /* FFI_TYPE_SINT8 */ - .long .L58-.L60 /* FFI_TYPE_UINT16 */ - .long .L57-.L60 /* FFI_TYPE_SINT16 */ - .long .L50-.L60 /* FFI_TYPE_UINT32 */ - .long .L50-.L60 /* FFI_TYPE_SINT32 */ - .long .L48-.L60 /* FFI_TYPE_UINT64 */ - .long .L48-.L60 /* FFI_TYPE_SINT64 */ - .long .L44-.L60 /* FFI_TYPE_STRUCT */ - .long .L50-.L60 /* FFI_TYPE_POINTER */ - - -/* case double */ -.L46: - lfd f1,0(r5) - b .L44 - -/* case float */ -.L47: - lfs f1,0(r5) - b .L44 - -/* case long long */ -.L48: - lwz r3,0(r5) - lwz r4,4(r5) - b .L44 - -/* case default / int32 / pointer */ -.L50: - lwz r3,0(r5) - b .L44 - -/* case signed int8 */ -.L55: - addi r5,r5,3 - lbz r3,0(r5) - extsb r3,r3 - b .L44 - -/* case unsigned int8 */ -.L56: - addi r5,r5,3 - lbz r3,0(r5) - b .L44 - -/* case signed int16 */ -.L57: - addi r5,r5,2 - lhz r3,0(r5) - extsh r3,r3 - b .L44 - -/* case unsigned int16 */ -.L58: - addi r5,r5,2 - lhz r3,0(r5) - -/* case void / done */ -.L44: - - addi r1,r1,176 /* restore stack pointer */ - lwz r0,8(r1) /* get return address */ - mtlr r0 /* reset link register */ - blr - -/* END(ffi_closure_ASM) */