X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=ghc%2Frts%2FAdjustor.c;h=59119bfd0796307fba0ea4f14069a4cf02639292;hb=153b9cb9b11e05c4edb1b6bc0a7b972660e41f70;hp=b798d86e2dcb2a19fc33701ed9bf24ac4aa3f838;hpb=0aca2f00f9bddce3624c1c99e9d2373a3a10a6c3;p=ghc-hetmet.git diff --git a/ghc/rts/Adjustor.c b/ghc/rts/Adjustor.c index b798d86..59119bf 100644 --- a/ghc/rts/Adjustor.c +++ b/ghc/rts/Adjustor.c @@ -46,7 +46,7 @@ Haskell side. #include #endif -#if defined(openbsd_TARGET_OS) +#if defined(openbsd_HOST_OS) #include #include #include @@ -55,6 +55,10 @@ Haskell side. typedef unsigned long my_uintptr_t; #endif +#if defined(powerpc_HOST_ARCH) && defined(linux_HOST_OS) +#include +#endif + /* Heavily arch-specific, I'm afraid.. */ /* @@ -68,7 +72,7 @@ static void* mallocBytesRWX(int len) { void *addr = stgMallocBytes(len, "mallocBytesRWX"); -#if defined(i386_TARGET_ARCH) && defined(_WIN32) +#if defined(i386_HOST_ARCH) && defined(_WIN32) /* This could be necessary for processors which distinguish between READ and EXECUTE memory accesses, e.g. Itaniums. */ DWORD dwOldProtect = 0; @@ -76,7 +80,7 @@ mallocBytesRWX(int len) barf("mallocBytesRWX: failed to protect 0x%p; error=%lu; old protection: %lu\n", addr, (unsigned long)GetLastError(), (unsigned long)dwOldProtect); } -#elif defined(openbsd_TARGET_OS) +#elif defined(openbsd_HOST_OS) /* malloced memory isn't executable by default on OpenBSD */ my_uintptr_t pageSize = sysconf(_SC_PAGESIZE); my_uintptr_t mask = ~(pageSize - 1); @@ -90,20 +94,20 @@ mallocBytesRWX(int len) return addr; } -#if defined(i386_TARGET_ARCH) +#if defined(i386_HOST_ARCH) static unsigned char *obscure_ccall_ret_code; #endif -#if defined(alpha_TARGET_ARCH) +#if defined(alpha_HOST_ARCH) /* To get the definition of PAL_imb: */ -# if defined(linux_TARGET_OS) +# if defined(linux_HOST_OS) # include # else # include # endif #endif -#if defined(ia64_TARGET_ARCH) +#if defined(ia64_HOST_ARCH) #include "Storage.h" /* Layout of a function descriptor */ @@ -134,8 +138,17 @@ stgAllocStable(size_t size_in_bytes, StgStablePtr *stable) } #endif -#if defined(powerpc_TARGET_ARCH) || defined(powerpc64_TARGET_ARCH) -#if !(defined(powerpc_TARGET_ARCH) && defined(linux_TARGET_OS)) +#if defined(powerpc_HOST_ARCH) && defined(linux_HOST_OS) +__asm__("obscure_ccall_ret_code:\n\t" + "lwz 1,0(1)\n\t" + "lwz 0,4(1)\n\t" + "mtlr 0\n\t" + "blr"); +extern void obscure_ccall_ret_code(void); +#endif + +#if defined(powerpc_HOST_ARCH) || defined(powerpc64_HOST_ARCH) +#if !(defined(powerpc_HOST_ARCH) && defined(linux_HOST_OS)) /* !!! !!! WARNING: !!! !!! * This structure is accessed from AdjustorAsm.s @@ -143,14 +156,14 @@ stgAllocStable(size_t size_in_bytes, StgStablePtr *stable) */ typedef struct AdjustorStub { -#if defined(powerpc_TARGET_ARCH) && defined(darwin_TARGET_OS) +#if defined(powerpc_HOST_ARCH) && defined(darwin_HOST_OS) unsigned lis; unsigned ori; unsigned lwz; unsigned mtctr; unsigned bctr; StgFunPtr code; -#elif defined(powerpc64_TARGET_ARCH) && defined(darwin_TARGET_OS) +#elif defined(powerpc64_HOST_ARCH) && defined(darwin_HOST_OS) /* powerpc64-darwin: just guessing that it won't use fundescs. */ unsigned lis; unsigned ori; @@ -179,14 +192,20 @@ typedef struct AdjustorStub { #endif void* -createAdjustor(int cconv, StgStablePtr hptr, StgFunPtr wptr, char *typeString) +createAdjustor(int cconv, StgStablePtr hptr, + StgFunPtr wptr, + char *typeString +#if !defined(powerpc_HOST_ARCH) && !defined(powerpc64_HOST_ARCH) + STG_UNUSED +#endif + ) { void *adjustor = NULL; switch (cconv) { case 0: /* _stdcall */ -#if defined(i386_TARGET_ARCH) +#if defined(i386_HOST_ARCH) /* Magic constant computed by inspecting the code length of the following assembly language snippet (offset and machine code prefixed): @@ -219,7 +238,7 @@ createAdjustor(int cconv, StgStablePtr hptr, StgFunPtr wptr, char *typeString) break; case 1: /* _ccall */ -#if defined(i386_TARGET_ARCH) +#if defined(i386_HOST_ARCH) /* Magic constant computed by inspecting the code length of the following assembly language snippet (offset and machine code prefixed): @@ -260,7 +279,7 @@ createAdjustor(int cconv, StgStablePtr hptr, StgFunPtr wptr, char *typeString) adj_code[0x0f] = (unsigned char)0xff; /* jmp *%eax */ adj_code[0x10] = (unsigned char)0xe0; } -#elif defined(sparc_TARGET_ARCH) +#elif defined(sparc_HOST_ARCH) /* Magic constant computed by inspecting the code length of the following assembly language snippet (offset and machine code prefixed): @@ -325,7 +344,7 @@ createAdjustor(int cconv, StgStablePtr hptr, StgFunPtr wptr, char *typeString) asm("nop"); asm("nop"); } -#elif defined(alpha_TARGET_ARCH) +#elif defined(alpha_HOST_ARCH) /* Magic constant computed by inspecting the code length of the following assembly language snippet (offset and machine code prefixed; note that the machine code @@ -348,7 +367,7 @@ createAdjustor(int cconv, StgStablePtr hptr, StgFunPtr wptr, char *typeString) divided by 4, taking the lowest 14 bits. We only support passing 4 or fewer argument words, for the same - reason described under sparc_TARGET_ARCH above by JRS, 21 Aug 01. + reason described under sparc_HOST_ARCH above by JRS, 21 Aug 01. On the Alpha the first 6 integer arguments are in a0 through a5, and the rest on the stack. Hence we want to shuffle the original caller's arguments by two. @@ -383,169 +402,344 @@ TODO: Depending on how much allocation overhead stgMallocBytes uses for /* Ensure that instruction cache is consistent with our new code */ __asm__ volatile("call_pal %0" : : "i" (PAL_imb)); } -#elif defined(powerpc_TARGET_ARCH) && defined(linux_TARGET_OS) -/* - For PowerPC Linux, the following code is used: - - mr r10,r8 - mr r9,r7 - mr r8,r6 - mr r7,r5 - mr r6,r4 - mr r5,r3 - lis r0,0xDEAD ;hi(wptr) - lis r3,0xDEAF ;hi(hptr) - ori r0,r0,0xBEEF ; lo(wptr) - ori r3,r3,0xFACE ; lo(hptr) - mtctr r0 - bctr - - The arguments (passed in registers r3 - r10) are shuffled along by two to - make room for hptr and a dummy argument. As r9 and r10 are overwritten by - this code, it only works for up to 6 arguments (when floating point arguments - are involved, this may be more or less, depending on the exact situation). -*/ - adjustor = mallocBytesRWX(4*13); - { - unsigned long *const adj_code = (unsigned long *)adjustor; - - // make room for extra arguments - adj_code[0] = 0x7d0a4378; //mr r10,r8 - adj_code[1] = 0x7ce93b78; //mr r9,r7 - adj_code[2] = 0x7cc83378; //mr r8,r6 - adj_code[3] = 0x7ca72b78; //mr r7,r5 - adj_code[4] = 0x7c862378; //mr r6,r4 - adj_code[5] = 0x7c651b78; //mr r5,r3 - - adj_code[6] = 0x3c000000; //lis r0,hi(wptr) - adj_code[6] |= ((unsigned long)wptr) >> 16; - - adj_code[7] = 0x3c600000; //lis r3,hi(hptr) - adj_code[7] |= ((unsigned long)hptr) >> 16; - - adj_code[8] = 0x60000000; //ori r0,r0,lo(wptr) - adj_code[8] |= ((unsigned long)wptr) & 0xFFFF; - - adj_code[9] = 0x60630000; //ori r3,r3,lo(hptr) - adj_code[9] |= ((unsigned long)hptr) & 0xFFFF; - - adj_code[10] = 0x7c0903a6; //mtctr r0 - adj_code[11] = 0x4e800420; //bctr - adj_code[12] = (unsigned long)hptr; - - // Flush the Instruction cache: - // MakeDataExecutable(adjustor,4*13); - /* This would require us to link with CoreServices.framework */ - { /* this should do the same: */ - int n = 13; - unsigned long *p = adj_code; - while(n--) - { - __asm__ volatile ("dcbf 0,%0\n\tsync\n\ticbi 0,%0" - : : "r" (p)); - p++; - } - __asm__ volatile ("sync\n\tisync"); - } - } - -#elif defined(powerpc_TARGET_ARCH) || defined(powerpc64_TARGET_ARCH) - +#elif defined(powerpc_HOST_ARCH) && defined(linux_HOST_OS) + #define OP_LO(op,lo) ((((unsigned)(op)) << 16) | (((unsigned)(lo)) & 0xFFFF)) #define OP_HI(op,hi) ((((unsigned)(op)) << 16) | (((unsigned)(hi)) >> 16)) + { + /* The PowerPC Linux (32-bit) calling convention is annoyingly complex. + We need to calculate all the details of the stack frame layout, + taking into account the types of all the arguments, and then + generate code on the fly. */ + + int src_gpr = 3, dst_gpr = 5; + int fpr = 3; + int src_offset = 0, dst_offset = 0; + int n = strlen(typeString),i; + int src_locs[n], dst_locs[n]; + int frameSize; + unsigned *code; + + /* Step 1: + Calculate where the arguments should go. + src_locs[] will contain the locations of the arguments in the + original stack frame passed to the adjustor. + dst_locs[] will contain the locations of the arguments after the + adjustor runs, on entry to the wrapper proc pointed to by wptr. + + This algorithm is based on the one described on page 3-19 of the + System V ABI PowerPC Processor Supplement. + */ + for(i=0;typeString[i];i++) { - AdjustorStub *adjustorStub; - int sz = 0, extra_sz, total_sz; + char t = typeString[i]; + if((t == 'f' || t == 'd') && fpr <= 8) + src_locs[i] = dst_locs[i] = -32-(fpr++); + else + { + if(t == 'l' && src_gpr <= 9) + { + if((src_gpr & 1) == 0) + src_gpr++; + src_locs[i] = -src_gpr; + src_gpr += 2; + } + else if(t == 'i' && src_gpr <= 10) + { + src_locs[i] = -(src_gpr++); + } + else + { + if(t == 'l' || t == 'd') + { + if(src_offset % 8) + src_offset += 4; + } + src_locs[i] = src_offset; + src_offset += (t == 'l' || t == 'd') ? 8 : 4; + } - // from AdjustorAsm.s - // not declared as a function so that AIX-style - // fundescs can never get in the way. - extern void *adjustorCode; - + if(t == 'l' && dst_gpr <= 9) + { + if((dst_gpr & 1) == 0) + dst_gpr++; + dst_locs[i] = -dst_gpr; + dst_gpr += 2; + } + else if(t == 'i' && dst_gpr <= 10) + { + dst_locs[i] = -(dst_gpr++); + } + else + { + if(t == 'l' || t == 'd') + { + if(dst_offset % 8) + dst_offset += 4; + } + dst_locs[i] = dst_offset; + dst_offset += (t == 'l' || t == 'd') ? 8 : 4; + } + } + } + + frameSize = dst_offset + 8; + frameSize = (frameSize+15) & ~0xF; + + /* Step 2: + Build the adjustor. + */ + // allocate space for at most 4 insns per parameter + // plus 14 more instructions. + adjustor = mallocBytesRWX(4 * (4*n + 14)); + code = (unsigned*)adjustor; + + *code++ = 0x48000008; // b *+8 + // * Put the hptr in a place where freeHaskellFunctionPtr + // can get at it. + *code++ = (unsigned) hptr; + + // * save the link register + *code++ = 0x7c0802a6; // mflr r0; + *code++ = 0x90010004; // stw r0, 4(r1); + // * and build a new stack frame + *code++ = OP_LO(0x9421, -frameSize); // stwu r1, -frameSize(r1) + + // * now generate instructions to copy arguments + // from the old stack frame into the new stack frame. + for(i=n-1;i>=0;i--) + { + if(src_locs[i] < -32) + ASSERT(dst_locs[i] == src_locs[i]); + else if(src_locs[i] < 0) + { + // source in GPR. + ASSERT(typeString[i] != 'f' && typeString[i] != 'd'); + if(dst_locs[i] < 0) + { + ASSERT(dst_locs[i] > -32); + // dst is in GPR, too. + + if(typeString[i] == 'l') + { + // mr dst+1, src+1 + *code++ = 0x7c000378 + | ((-dst_locs[i]+1) << 16) + | ((-src_locs[i]+1) << 11) + | ((-src_locs[i]+1) << 21); + } + // mr dst, src + *code++ = 0x7c000378 + | ((-dst_locs[i]) << 16) + | ((-src_locs[i]) << 11) + | ((-src_locs[i]) << 21); + } + else + { + if(typeString[i] == 'l') + { + // stw src+1, dst_offset+4(r1) + *code++ = 0x90010000 + | ((-src_locs[i]+1) << 21) + | (dst_locs[i] + 4); + } + + // stw src, dst_offset(r1) + *code++ = 0x90010000 + | ((-src_locs[i]) << 21) + | (dst_locs[i] + 8); + } + } + else + { + ASSERT(dst_locs[i] >= 0); + ASSERT(typeString[i] != 'f' && typeString[i] != 'd'); + + if(typeString[i] == 'l') + { + // lwz r0, src_offset(r1) + *code++ = 0x80010000 + | (src_locs[i] + frameSize + 8 + 4); + // stw r0, dst_offset(r1) + *code++ = 0x90010000 + | (dst_locs[i] + 8 + 4); + } + // lwz r0, src_offset(r1) + *code++ = 0x80010000 + | (src_locs[i] + frameSize + 8); + // stw r0, dst_offset(r1) + *code++ = 0x90010000 + | (dst_locs[i] + 8); + } + } + + // * hptr will be the new first argument. + // lis r3, hi(hptr) + *code++ = OP_HI(0x3c60, hptr); + // ori r3,r3,lo(hptr) + *code++ = OP_LO(0x6063, hptr); + + // * we need to return to a piece of code + // which will tear down the stack frame. + // lis r11,hi(obscure_ccall_ret_code) + *code++ = OP_HI(0x3d60, obscure_ccall_ret_code); + // ori r11,r11,lo(obscure_ccall_ret_code) + *code++ = OP_LO(0x616b, obscure_ccall_ret_code); + // mtlr r11 + *code++ = 0x7d6803a6; + + // * jump to wptr + // lis r11,hi(wptr) + *code++ = OP_HI(0x3d60, wptr); + // ori r11,r11,lo(wptr) + *code++ = OP_LO(0x616b, wptr); + // mtctr r11 + *code++ = 0x7d6903a6; + // bctr + *code++ = 0x4e800420; + + // Flush the Instruction cache: + { + unsigned *p = adjustor; + while(p < code) + { + __asm__ volatile ("dcbf 0,%0\n\tsync\n\ticbi 0,%0" + : : "r" (p)); + p++; + } + __asm__ volatile ("sync\n\tisync"); + } + } + +#elif defined(powerpc_HOST_ARCH) || defined(powerpc64_HOST_ARCH) + +#define OP_LO(op,lo) ((((unsigned)(op)) << 16) | (((unsigned)(lo)) & 0xFFFF)) +#define OP_HI(op,hi) ((((unsigned)(op)) << 16) | (((unsigned)(hi)) >> 16)) + { + /* The following code applies to all PowerPC and PowerPC64 platforms + whose stack layout is based on the AIX ABI. + + Besides (obviously) AIX, this includes + Mac OS 9 and BeOS/PPC (may they rest in peace), + which use the 32-bit AIX ABI + powerpc64-linux, + which uses the 64-bit AIX ABI + and Darwin (Mac OS X), + which uses the same stack layout as AIX, + but no function descriptors. + + The actual stack-frame shuffling is implemented out-of-line + in the function adjustorCode, in AdjustorAsm.S. + Here, we set up an AdjustorStub structure, which + is a function descriptor (on platforms that have function + descriptors) or a short piece of stub code (on Darwin) to call + adjustorCode with a pointer to the AdjustorStub struct loaded + into register r2. + + One nice thing about this is that there is _no_ code generated at + runtime on the platforms that have function descriptors. + */ + AdjustorStub *adjustorStub; + int sz = 0, extra_sz, total_sz; + + // from AdjustorAsm.s + // not declared as a function so that AIX-style + // fundescs can never get in the way. + extern void *adjustorCode; + #ifdef FUNDESCS - adjustorStub = stgMallocBytes(sizeof(AdjustorStub), "createAdjustor"); + adjustorStub = stgMallocBytes(sizeof(AdjustorStub), "createAdjustor"); #else - adjustorStub = mallocBytesRWX(sizeof(AdjustorStub)); + adjustorStub = mallocBytesRWX(sizeof(AdjustorStub)); #endif - adjustor = adjustorStub; - - adjustorStub->code = (void*) &adjustorCode; + adjustor = adjustorStub; + + adjustorStub->code = (void*) &adjustorCode; #ifdef FUNDESCS - // function descriptors are a cool idea. - // We don't need to generate any code at runtime. - adjustorStub->toc = adjustorStub; + // function descriptors are a cool idea. + // We don't need to generate any code at runtime. + adjustorStub->toc = adjustorStub; #else - // no function descriptors :-( - // We need to do things "by hand". -#if defined(powerpc_TARGET_ARCH) - // lis r2, hi(adjustorStub) - adjustorStub->lis = OP_HI(0x3c40, adjustorStub); - // ori r2, r2, lo(adjustorStub) - adjustorStub->ori = OP_LO(0x6042, adjustorStub); - // lwz r0, code(r2) - adjustorStub->lwz = OP_LO(0x8002, (char*)(&adjustorStub->code) - - (char*)adjustorStub); - // mtctr r0 - adjustorStub->mtctr = 0x7c0903a6; - // bctr - adjustorStub->bctr = 0x4e800420; + // no function descriptors :-( + // We need to do things "by hand". +#if defined(powerpc_HOST_ARCH) + // lis r2, hi(adjustorStub) + adjustorStub->lis = OP_HI(0x3c40, adjustorStub); + // ori r2, r2, lo(adjustorStub) + adjustorStub->ori = OP_LO(0x6042, adjustorStub); + // lwz r0, code(r2) + adjustorStub->lwz = OP_LO(0x8002, (char*)(&adjustorStub->code) + - (char*)adjustorStub); + // mtctr r0 + adjustorStub->mtctr = 0x7c0903a6; + // bctr + adjustorStub->bctr = 0x4e800420; #else - barf("adjustor creation not supported on this platform"); + barf("adjustor creation not supported on this platform"); #endif - // Flush the Instruction cache: + // Flush the Instruction cache: + { + int n = sizeof(AdjustorStub)/sizeof(unsigned); + unsigned *p = (unsigned*)adjustor; + while(n--) { - int n = sizeof(AdjustorStub)/sizeof(unsigned); - unsigned *p = (unsigned*)adjustor; - while(n--) - { - __asm__ volatile ("dcbf 0,%0\n\tsync\n\ticbi 0,%0" - : : "r" (p)); - p++; - } - __asm__ volatile ("sync\n\tisync"); + __asm__ volatile ("dcbf 0,%0\n\tsync\n\ticbi 0,%0" + : : "r" (p)); + p++; } + __asm__ volatile ("sync\n\tisync"); + } #endif - printf("createAdjustor: %s\n", typeString); - while(*typeString) - { - char t = *typeString++; + // Calculate the size of the stack frame, in words. + while(*typeString) + { + char t = *typeString++; - switch(t) - { -#if defined(powerpc64_TARGET_ARCH) - case 'd': sz += 1; break; - case 'l': sz += 1; break; -#else - case 'd': sz += 2; break; - case 'l': sz += 2; break; + switch(t) + { +#if defined(powerpc_HOST_ARCH) + // on 32-bit platforms, Double and Int64 occupy two words. + case 'd': + case 'l': + sz += 2; + break; #endif - case 'f': sz += 1; break; - case 'i': sz += 1; break; - } + // everything else is one word. + default: + sz += 1; } - extra_sz = sz - 8; - if(extra_sz < 0) - extra_sz = 0; - total_sz = (6 /* linkage area */ - + 8 /* minimum parameter area */ - + 2 /* two extra arguments */ - + extra_sz)*sizeof(StgWord); - - // align to 16 bytes. - // AIX only requires 8 bytes, but who cares? - total_sz = (total_sz+15) & ~0xF; - - adjustorStub->hptr = hptr; - adjustorStub->wptr = wptr; - adjustorStub->negative_framesize = -total_sz; - adjustorStub->extrawords_plus_one = extra_sz + 1; } + // The first eight words of the parameter area + // are just "backing store" for the parameters passed in + // the GPRs. extra_sz is the number of words beyond those first + // 8 words. + extra_sz = sz - 8; + if(extra_sz < 0) + extra_sz = 0; + + // Calculate the total size of the stack frame. + total_sz = (6 /* linkage area */ + + 8 /* minimum parameter area */ + + 2 /* two extra arguments */ + + extra_sz)*sizeof(StgWord); + + // align to 16 bytes. + // AIX only requires 8 bytes, but who cares? + total_sz = (total_sz+15) & ~0xF; + + // Fill in the information that adjustorCode in AdjustorAsm.S + // will use to create a new stack frame with the additional args. + adjustorStub->hptr = hptr; + adjustorStub->wptr = wptr; + adjustorStub->negative_framesize = -total_sz; + adjustorStub->extrawords_plus_one = extra_sz + 1; + } -#elif defined(ia64_TARGET_ARCH) +#elif defined(ia64_HOST_ARCH) /* Up to 8 inputs are passed in registers. We flush the last two inputs to the stack, initially into the 16-byte scratch region left by the caller. @@ -642,7 +836,7 @@ TODO: Depending on how much allocation overhead stgMallocBytes uses for void freeHaskellFunctionPtr(void* ptr) { -#if defined(i386_TARGET_ARCH) +#if defined(i386_HOST_ARCH) if ( *(unsigned char*)ptr != 0x68 && *(unsigned char*)ptr != 0x58 ) { errorBelch("freeHaskellFunctionPtr: not for me, guv! %p\n", ptr); @@ -655,7 +849,7 @@ freeHaskellFunctionPtr(void* ptr) } else { freeStablePtr(*((StgStablePtr*)((unsigned char*)ptr + 0x02))); } -#elif defined(sparc_TARGET_ARCH) +#elif defined(sparc_HOST_ARCH) if ( *(unsigned long*)ptr != 0x9C23A008UL ) { errorBelch("freeHaskellFunctionPtr: not for me, guv! %p\n", ptr); return; @@ -663,7 +857,7 @@ freeHaskellFunctionPtr(void* ptr) /* Free the stable pointer first..*/ freeStablePtr(*((StgStablePtr*)((unsigned long*)ptr + 11))); -#elif defined(alpha_TARGET_ARCH) +#elif defined(alpha_HOST_ARCH) if ( *(StgWord64*)ptr != 0xa77b0018a61b0010L ) { errorBelch("freeHaskellFunctionPtr: not for me, guv! %p\n", ptr); return; @@ -671,20 +865,20 @@ freeHaskellFunctionPtr(void* ptr) /* Free the stable pointer first..*/ freeStablePtr(*((StgStablePtr*)((unsigned char*)ptr + 0x10))); -#elif defined(powerpc_TARGET_ARCH) && defined(linux_TARGET_OS) - if ( *(StgWord*)ptr != 0x7d0a4378 ) { +#elif defined(powerpc_HOST_ARCH) && defined(linux_HOST_OS) + if ( *(StgWord*)ptr != 0x48000008 ) { errorBelch("freeHaskellFunctionPtr: not for me, guv! %p\n", ptr); return; } - freeStablePtr(*((StgStablePtr*)((unsigned char*)ptr + 4*12))); -#elif defined(powerpc_TARGET_ARCH) || defined(powerpc64_TARGET_ARCH) + freeStablePtr(((StgStablePtr*)ptr)[1]); +#elif defined(powerpc_HOST_ARCH) || defined(powerpc64_HOST_ARCH) extern void* adjustorCode; if ( ((AdjustorStub*)ptr)->code != (StgFunPtr) &adjustorCode ) { errorBelch("freeHaskellFunctionPtr: not for me, guv! %p\n", ptr); return; } freeStablePtr(((AdjustorStub*)ptr)->hptr); -#elif defined(ia64_TARGET_ARCH) +#elif defined(ia64_HOST_ARCH) IA64FunDesc *fdesc = (IA64FunDesc *)ptr; StgWord64 *code = (StgWord64 *)(fdesc+1); @@ -712,7 +906,7 @@ freeHaskellFunctionPtr(void* ptr) void initAdjustor(void) { -#if defined(i386_TARGET_ARCH) +#if defined(i386_HOST_ARCH) /* Now here's something obscure for you: When generating an adjustor thunk that uses the C calling