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authorAsh Wolf <ninji@wuffs.org>2023-01-26 11:30:47 +0000
committerAsh Wolf <ninji@wuffs.org>2023-01-26 11:30:47 +0000
commit094b96ca1df4a035b5f93c351f773306c0241f3f (patch)
tree95ce05e3ebe816c7ee7996206bb37ea17d8ca33c /compiler_and_linker/unsorted/CodeGen.c
parentfc0c4c0df7b583b55a08317cf1ef6a71d27c0440 (diff)
downloadMWCC-main.tar.gz
MWCC-main.zip
move lots of source files around to match their actual placement in the original treemain
Diffstat (limited to 'compiler_and_linker/unsorted/CodeGen.c')
-rw-r--r--compiler_and_linker/unsorted/CodeGen.c2437
1 files changed, 0 insertions, 2437 deletions
diff --git a/compiler_and_linker/unsorted/CodeGen.c b/compiler_and_linker/unsorted/CodeGen.c
deleted file mode 100644
index 986bddc..0000000
--- a/compiler_and_linker/unsorted/CodeGen.c
+++ /dev/null
@@ -1,2437 +0,0 @@
-#include "compiler/CodeGen.h"
-#include "compiler/CCompiler.h"
-#include "compiler/CDecl.h"
-#include "compiler/CError.h"
-#include "compiler/CExpr.h"
-#include "compiler/CFunc.h"
-#include "compiler/CInt64.h"
-#include "compiler/CMachine.h"
-#include "compiler/CMangler.h"
-#include "compiler/COptimizer.h"
-#include "compiler/CParser.h"
-#include "compiler/CPrep.h"
-#include "compiler/CPrepTokenizer.h"
-#include "compiler/Coloring.h"
-#include "compiler/CompilerTools.h"
-#include "compiler/uDump.h"
-#include "compiler/Exceptions.h"
-#include "compiler/InlineAsmPPC.h"
-#include "compiler/Intrinsics.h"
-#include "compiler/InstrSelection.h"
-#include "compiler/GlobalOptimizer.h"
-#include "compiler/ObjGenMachO.h"
-#include "compiler/Operands.h"
-#include "compiler/PCode.h"
-#include "compiler/PCodeAssembly.h"
-#include "compiler/PCodeInfo.h"
-#include "compiler/PCodeListing.h"
-#include "compiler/PCodeUtilities.h"
-#include "compiler/Peephole.h"
-#include "compiler/PPCError.h"
-#include "compiler/RegisterInfo.h"
-#include "compiler/Scheduler.h"
-#include "compiler/StackFrame.h"
-#include "compiler/Switch.h"
-#include "compiler/TOC.h"
-#include "compiler/ValueNumbering.h"
-#include "compiler/enode.h"
-#include "compiler/objc.h"
-#include "compiler/objects.h"
-#include "compiler/scopes.h"
-#include "compiler/tokens.h"
-#include "compiler/types.h"
-
-static Macro powcM;
-static Macro __powcM;
-static Macro ppc_cpu;
-static Macro profM;
-static Macro hostM;
-static Macro bendM;
-static Macro _ppc_M;
-static Macro longI;
-static Macro IEEED;
-Macro vecM;
-Macro altivecM;
-static Macro macM2;
-static Macro appleM;
-static Macro optM;
-static Macro alignM;
-static Macro _machM;
-static Macro archM;
-static Macro dynM;
-static Macro ppcM;
-Object *gFunction;
-static ObjectList *temps;
-CLabel *returnlabel;
-CLabel *cleanreturnlabel;
-Boolean needs_cleanup;
-Statement *current_statement;
-int has_catch_blocks;
-int disable_optimizer;
-SInt32 current_linenumber;
-Boolean has_altivec_arrays;
-short high_reg;
-short low_reg;
-short high_offset;
-short low_offset;
-short low_reg2;
-short high_reg2;
-PCodeLabel *pic_base_pcodelabel;
-Object *dyld_stub_binding_helper;
-Object *rt_cvt_fp2unsigned;
-Object *rt_profile_entry;
-Object *rt_profile_exit;
-Object *rt_div2i;
-Object *rt_div2u;
-Object *rt_mod2i;
-Object *rt_mod2u;
-Object *rt_shr2i;
-Object *rt_shr2u;
-Object *rt_shl2i;
-Object *rt_cvt_ull_dbl;
-Object *rt_cvt_sll_dbl;
-Object *rt_cvt_ull_flt;
-Object *rt_cvt_sll_flt;
-Object *rt_cvt_dbl_usll;
-static heaperror_t saveheaperror;
-
-enum {
- GPRLimit = 10,
- FPRLimit = 13,
- VRLimit = 13
-};
-
-// forward decls
-static void CodeGen_heaperror(void);
-
-VarInfo *CodeGen_GetNewVarInfo(void) {
- VarInfo *vi;
-
- vi = lalloc(sizeof(VarInfo));
- memclrw(vi, sizeof(VarInfo));
-
- vi->deftoken = *CPrep_CurStreamElement();
- vi->varnumber = localcount++;
-
- return vi;
-}
-
-Object *maketemporary(Type *type) {
- ObjectList *list;
- Object *obj;
-
- for (list = temps; list; list = list->next) {
- obj = list->object;
- if (obj->u.var.uid == 0 && obj->type == type) {
- obj->u.var.uid = 1;
- return obj;
- }
- }
-
- obj = lalloc(sizeof(Object));
- memclrw(obj, sizeof(Object));
- obj->otype = OT_OBJECT;
- obj->access = ACCESSPUBLIC;
- obj->datatype = DLOCAL;
- obj->type = type;
- obj->name = CParser_GetUniqueName();
- obj->u.var.info = CodeGen_GetNewVarInfo();
- obj->u.var.uid = 1;
-
- list = lalloc(sizeof(ObjectList));
- memclrw(list, sizeof(ObjectList));
- list->next = temps;
- list->object = obj;
- temps = list;
-
- return obj;
-}
-
-static void free_temporaries(void) {
- ObjectList *list;
-
- for (list = temps; list; list = list->next)
- list->object->u.var.uid = 0;
-}
-
-static void allocate_temporaries(void) {
- ObjectList *list;
-
- for (list = temps; list; list = list->next)
- assign_local_memory(list->object);
-}
-
-void process_arguments(ArgumentProcessor func, Boolean flag) {
- short gpr = 3;
- short fpr = 1;
- short vr = 2;
- Type *type;
- ObjectList *list;
-
- for (list = arguments; list; list = list->next) {
- type = list->object->type;
- if (IS_TYPE_FLOAT(type)) {
- func(list->object, (fpr <= FPRLimit) ? fpr : 0);
- fpr++;
- if (type->size == 4)
- gpr++;
- else
- gpr += 2;
- } else if (IS_TYPE_VECTOR(type)) {
- func(list->object, (vr <= VRLimit) ? vr : 0);
- vr++;
- if (flag) {
- if ((vr - 1) == 2)
- gpr = 9;
- else if ((vr - 1) > 2)
- gpr = 11;
- }
- } else {
- func(list->object, (gpr <= GPRLimit) ? gpr : 0);
- if (TYPE_FITS_IN_REGISTER(type)) {
- if (type->size <= 4)
- gpr += 1;
- else
- gpr += 2;
- } else {
- gpr += (type->size >> 2);
- if (type->size & 3)
- gpr++;
- }
- }
- }
-
- last_argument_register[RegClass_GPR] = gpr - 1;
- last_argument_register[RegClass_FPR] = fpr - 1;
- last_argument_register[RegClass_VR] = vr - 1;
- if (flag)
- move_varargs_to_memory();
-}
-
-static void retain_argument_register(Object *obj, short reg) {
- VarInfo *vi = Registers_GetVarInfo(obj);
- Type *type = obj->type;
-
- if (reg && !vi->noregister && vi->used) {
- if (TYPE_FITS_IN_REGISTER(type)) {
- if (type->size <= 4) {
- retain_register(obj, RegClass_GPR, reg);
- } else if (reg < GPRLimit) {
- if (copts.littleendian)
- retain_GPR_pair(obj, reg, reg + 1);
- else
- retain_GPR_pair(obj, reg + 1, reg);
- }
- } else if (IS_TYPE_FLOAT(type)) {
- retain_register(obj, RegClass_FPR, reg);
- } else if (IS_TYPE_VECTOR(type)) {
- retain_register(obj, RegClass_VR, reg);
- }
- }
-}
-
-static void allocate_local_vregs(void) {
- ObjectList *list;
- Object *obj;
- VarInfo *vi;
-
- if (copts.codegen_pic && uses_globals && assignable_registers[RegClass_GPR]) {
- if (assignable_registers[RegClass_GPR]) {
- vi = pic_base.u.var.info;
- vi->reg = 0;
- assign_register_by_type(&pic_base);
- pic_base_reg = vi->reg;
- CError_ASSERT(497, pic_base_reg);
- } else {
- CError_FATAL(500);
- }
- } else {
- pic_base_reg = 0;
- }
-
- for (list = exceptionlist; list; list = list->next) {
- obj = list->object;
- vi = Registers_GetVarInfo(obj);
-
- if (vi->used && !vi->noregister) {
- if (!OBJ_GET_TARGET_VOLATILE(obj) && !vi->reg)
- assign_register_by_type(obj);
- }
- }
-
- set_last_exception_registers();
-
- for (list = arguments; list; list = list->next) {
- obj = list->object;
- vi = Registers_GetVarInfo(obj);
-
- if (vi->used && !vi->noregister) {
- if (!OBJ_GET_TARGET_VOLATILE(obj) && !vi->reg)
- assign_register_by_type(obj);
- }
- }
-
- for (list = locals; list; list = list->next) {
- obj = list->object;
- if (!IsTempName(obj->name)) {
- vi = Registers_GetVarInfo(obj);
-
- if (vi->used && !vi->noregister) {
- if (!OBJ_GET_TARGET_VOLATILE(obj) && !vi->reg)
- assign_register_by_type(obj);
- }
- }
- }
-
- open_fe_temp_registers();
-
- for (list = locals; list; list = list->next) {
- obj = list->object;
- if (IsTempName(obj->name)) {
- vi = Registers_GetVarInfo(obj);
-
- if (vi->used && !vi->noregister) {
- if (!OBJ_GET_TARGET_VOLATILE(obj) && !vi->reg)
- assign_register_by_type(obj);
- }
- }
- }
-
- for (list = toclist; list; list = list->next) {
- obj = list->object;
- vi = Registers_GetVarInfo(obj);
-
- if (!vi->reg && vi->used && vi->usage > 1)
- assign_register_by_type(obj);
- }
-}
-
-static void allocate_local_GPRs(void) {
- ObjectList *list;
- Object *obj;
- Object *winning_obj;
- SInt32 winning_usage;
- VarInfo *vi;
- Type *type;
-
- if (copts.codegen_pic && uses_globals && assignable_registers[RegClass_GPR]) {
- vi = pic_base.u.var.info;
- vi->reg = 0;
- assign_register_by_type(&pic_base);
- pic_base_reg = vi->reg;
- CError_ASSERT(605, pic_base_reg);
- } else {
- pic_base_reg = 0;
- }
-
- while (assignable_registers[RegClass_GPR]) {
- winning_obj = NULL;
- winning_usage = -1;
- if (!(disable_optimizer & 2)) {
- for (list = arguments; list; list = list->next) {
- obj = list->object;
- vi = Registers_GetVarInfo(obj);
- type = obj->type;
- if (vi->flags & VarInfoFlag40)
- vi->usage = 100000;
- if (!vi->reg && vi->used && !vi->noregister) {
- if (!OBJ_GET_TARGET_VOLATILE(obj) && vi->usage >= winning_usage && vi->usage >= 2) {
- if (TYPE_FITS_IN_REGISTER(type) && (!TYPE_IS_8BYTES(type) || assignable_registers[RegClass_GPR] >= 2)) {
- winning_obj = obj;
- winning_usage = vi->usage;
- }
- }
- }
- }
- }
- if (!(disable_optimizer & 2)) {
- for (list = locals; list; list = list->next) {
- obj = list->object;
- vi = Registers_GetVarInfo(obj);
- type = obj->type;
- if (vi->flags & VarInfoFlag40)
- vi->usage = 100000;
- if (!vi->reg && vi->used && !vi->noregister) {
- if (!OBJ_GET_TARGET_VOLATILE(obj) && vi->usage >= winning_usage && vi->usage >= 2) {
- if (TYPE_FITS_IN_REGISTER(type) && (!TYPE_IS_8BYTES(type) || assignable_registers[RegClass_GPR] >= 2)) {
- winning_obj = obj;
- winning_usage = vi->usage;
- }
- }
- }
- }
- }
- for (list = toclist; list; list = list->next) {
- obj = list->object;
- vi = Registers_GetVarInfo(obj);
- if (vi->flags & VarInfoFlag40)
- vi->usage = 100000;
- if (!vi->reg && vi->used) {
- if (vi->usage >= winning_usage && vi->usage >= 3) {
- winning_obj = obj;
- winning_usage = vi->usage;
- }
- }
- }
-
- if (!winning_obj)
- break;
-
- assign_register_by_type(winning_obj);
- CError_ASSERT(698, Registers_GetVarInfo(winning_obj)->flags & VarInfoFlag2);
- }
-}
-
-static void allocate_local_FPRs(void) {
- ObjectList *list;
- Object *obj;
- Object *winning_obj;
- SInt32 winning_usage;
- VarInfo *vi;
- Type *type;
-
- while (assignable_registers[RegClass_FPR]) {
- winning_obj = NULL;
- winning_usage = -1;
- if (!(disable_optimizer & 2)) {
- for (list = arguments; list; list = list->next) {
- obj = list->object;
- type = obj->type;
- vi = Registers_GetVarInfo(obj);
- if (vi->flags & VarInfoFlag40)
- vi->usage = 100000;
- if (!vi->reg && vi->used && !vi->noregister) {
- if (!OBJ_GET_TARGET_VOLATILE(obj) && vi->usage >= winning_usage && vi->usage >= 2) {
- if (IS_TYPE_FLOAT(type)) {
- winning_obj = obj;
- winning_usage = vi->usage;
- }
- }
- }
- }
- }
- if (!(disable_optimizer & 2)) {
- for (list = locals; list; list = list->next) {
- obj = list->object;
- vi = Registers_GetVarInfo(obj);
- if (vi->flags & VarInfoFlag40)
- vi->usage = 100000;
- if (!vi->reg && vi->used && !vi->noregister) {
- if (!OBJ_GET_TARGET_VOLATILE(obj) && vi->usage >= winning_usage && vi->usage >= 2) {
- if (IS_TYPE_FLOAT(obj->type)) {
- winning_obj = obj;
- winning_usage = vi->usage;
- }
- }
- }
- }
- }
-
- if (!winning_obj)
- break;
-
- assign_register_by_type(winning_obj);
- CError_ASSERT(782, Registers_GetVarInfo(winning_obj)->flags & VarInfoFlag2);
- }
-}
-
-static void allocate_local_VRs(void) {
- ObjectList *list;
- Object *obj;
- Object *winning_obj;
- SInt32 winning_usage;
- VarInfo *vi;
-
- while (assignable_registers[RegClass_VR]) {
- winning_obj = NULL;
- winning_usage = -1;
- if (!(disable_optimizer & 2)) {
- for (list = arguments; list; list = list->next) {
- obj = list->object;
- vi = Registers_GetVarInfo(obj);
- if (vi->flags & VarInfoFlag40)
- vi->usage = 100000;
- if (!vi->reg && vi->used && !vi->noregister) {
- if (!OBJ_GET_TARGET_VOLATILE(obj) && vi->usage >= winning_usage && vi->usage >= 2) {
- if (IS_TYPE_VECTOR(obj->type)) {
- winning_obj = obj;
- winning_usage = vi->usage;
- }
- }
- }
- }
- }
- if (!(disable_optimizer & 2)) {
- for (list = locals; list; list = list->next) {
- obj = list->object;
- vi = Registers_GetVarInfo(obj);
- if (vi->flags & VarInfoFlag40)
- vi->usage = 100000;
- if (!vi->reg && vi->used && !vi->noregister) {
- if (!OBJ_GET_TARGET_VOLATILE(obj) && vi->usage >= winning_usage && vi->usage >= 2) {
- if (IS_TYPE_VECTOR(obj->type)) {
- winning_obj = obj;
- winning_usage = vi->usage;
- }
- }
- }
- }
- }
-
- if (!winning_obj)
- break;
-
- assign_register_by_type(winning_obj);
- CError_ASSERT(846, Registers_GetVarInfo(winning_obj)->flags & VarInfoFlag2);
- }
-}
-
-static void allocate_locals(void) {
- has_altivec_arrays = 0;
-
- if (!requires_frame && !optimizing)
- process_arguments(retain_argument_register, 0);
-
- if (optimizing) {
- allocate_local_vregs();
- } else {
- allocate_local_GPRs();
- allocate_local_FPRs();
- allocate_local_VRs();
- }
-
- assign_locals_to_memory(locals);
-}
-
-void move_assigned_argument(Object *obj, short reg) {
- VarInfo *vi;
- Type *type;
- SInt32 bytesLeft;
- SInt32 offset;
-
- vi = Registers_GetVarInfo(obj);
- type = obj->type;
- CError_ASSERT(901, obj->datatype == DLOCAL);
-
- if (!vi->used)
- return;
-
- if (reg) {
- if (vi->reg) {
- if (TYPE_IS_8BYTES(type)) {
- if (copts.littleendian) {
- if (vi->reg != reg)
- emitpcode(PC_MR, vi->reg, reg);
- if (reg < GPRLimit) {
- CError_FAIL(916, (vi->regHi == reg) || (vi->reg == (reg + 1)));
- if (vi->regHi != (reg + 1))
- emitpcode(PC_MR, vi->regHi, reg + 1);
- } else {
- load_store_register(PC_LWZ, vi->regHi, local_base_register(obj), obj, high_offset);
- }
- } else {
- if (vi->regHi != reg)
- emitpcode(PC_MR, vi->regHi, reg);
- if (reg < GPRLimit) {
- CError_FAIL(931, (vi->reg == reg) || (vi->regHi == (reg + 1)));
- if (vi->reg != (reg + 1))
- emitpcode(PC_MR, vi->reg, reg + 1);
- } else {
- load_store_register(PC_LWZ, vi->reg, local_base_register(obj), obj, low_offset);
- }
- }
- } else if (vi->reg != reg) {
- if (IS_TYPE_FLOAT(type)) {
- emitpcode(PC_FMR, vi->reg, reg);
- } else if (IS_TYPE_VECTOR(type)) {
- emitpcode(PC_VMR, vi->reg, reg);
- } else {
- emitpcode(PC_MR, vi->reg, reg);
- }
- }
- } else {
- if (IS_TYPE_POINTER(type) || IS_TYPE_4BYTES_MEMBERPOINTER(type)) {
- load_store_register(PC_STW, reg, local_base_register(obj), obj, 0);
- } else if (IS_TYPE_INT(type) || IS_TYPE_ENUM(type)) {
- switch (type->size) {
- case 1:
- load_store_register(PC_STB, reg, local_base_register(obj), obj, 0);
- break;
- case 2:
- load_store_register(PC_STH, reg, local_base_register(obj), obj, 0);
- break;
- case 4:
- load_store_register(PC_STW, reg, local_base_register(obj), obj, 0);
- break;
- case 8:
- load_store_register(PC_STW, reg, local_base_register(obj), obj, 0);
- if (reg < GPRLimit)
- load_store_register(PC_STW, reg + 1, local_base_register(obj), obj, 4);
- break;
- default:
- CError_FATAL(993);
- }
- } else if (IS_TYPE_FLOAT(type)) {
- load_store_register((type->size == 4) ? PC_STFS : PC_STFD, reg, local_base_register(obj), obj, 0);
- } else if (IS_TYPE_VECTOR(type)) {
- load_store_register(PC_STVX, reg, local_base_register(obj), obj, 0);
- } else {
- bytesLeft = (11 - reg) * 4;
- if (bytesLeft > obj->type->size)
- bytesLeft = obj->type->size;
- offset = 0;
- while (bytesLeft > 0) {
- load_store_register(PC_STW, reg, local_base_register(obj), obj, offset);
- reg++;
- offset += 4;
- bytesLeft -= 4;
- }
- }
- }
- } else {
- if (vi->reg) {
- if (IS_TYPE_POINTER(type) || IS_TYPE_4BYTES_MEMBERPOINTER(type)) {
- load_store_register(PC_LWZ, vi->reg, local_base_register(obj), obj, 0);
- } else if (IS_TYPE_FLOAT(type)) {
- load_store_register((type->size == 4) ? PC_LFS : PC_LFD, vi->reg, local_base_register(obj), obj, 0);
- } else if (IS_TYPE_VECTOR(type)) {
- load_store_register(PC_LVX, vi->reg, local_base_register(obj), obj, 0);
- } else {
- switch (type->size) {
- case 1:
- load_store_register(PC_LBZ, vi->reg, local_base_register(obj), obj, 0);
- break;
- case 2:
- load_store_register(is_unsigned(type) ? PC_LHZ : PC_LHA, vi->reg, local_base_register(obj), obj, 0);
- break;
- case 4:
- load_store_register(PC_LWZ, vi->reg, local_base_register(obj), obj, 0);
- break;
- case 8:
- load_store_register(PC_LWZ, vi->regHi, local_base_register(obj), obj, high_offset);
- load_store_register(PC_LWZ, vi->reg, local_base_register(obj), obj, low_offset);
- break;
- default:
- CError_FATAL(1095);
- }
- }
- } else if (!optimizing) {
- local_base_register(obj);
- }
- }
-}
-
-static void load_TOC_pointers(void) {
- VarInfo *vi;
- Object *obj;
- ObjectList *list;
- PCode *pc;
- Operand opnd;
-
- if (uses_globals && pic_base_reg) {
- pic_base_pcodelabel = makepclabel();
- pc = makepcode(PC_BC, 20, 7, 3, pic_base_pcodelabel);
- pcsetlinkbit(pc);
- pcsetsideeffects(pc);
- appendpcode(pclastblock, pc);
- pcbranch(pclastblock, pic_base_pcodelabel);
- makepcblock();
- pclabel(pclastblock, pic_base_pcodelabel);
- emitpcode(PC_MFLR, pic_base_reg);
- }
-
- memclrw(&opnd, sizeof(Operand));
- for (list = toclist; list; list = list->next) {
- obj = list->object;
- if ((vi = Registers_GetVarInfo(obj)) && (vi->flags & VarInfoFlag2)) {
- switch (obj->datatype) {
- case DNONLAZYPTR:
- symbol_operand(&opnd, obj);
- opnd.optype = OpndType_IndirectSymbol;
- if (opnd.optype)
- Coerce_to_register(&opnd, TYPE(&void_ptr), vi->reg);
- if (opnd.reg != vi->reg)
- emitpcode(PC_MR, vi->reg, opnd.reg);
- break;
- default:
- CError_FATAL(1206);
- }
- }
- }
-}
-
-static int has_vararglist(Object *funcobj) {
- FuncArg *arg;
-
- arg = TYPE_FUNC(funcobj->type)->args;
- while (arg && arg != &elipsis)
- arg = arg->next;
-
- return (arg == &elipsis);
-}
-
-void assign_labels(Statement *stmt) {
- Statement *last;
-
- last = NULL;
- while (stmt) {
- if (stmt->type == ST_LABEL && !stmt->label->pclabel) {
- if (last && last->type == ST_LABEL)
- stmt->label->pclabel = last->label->pclabel;
- else
- stmt->label->pclabel = makepclabel();
- }
-
- last = stmt;
- stmt = stmt->next;
- }
-}
-
-static Boolean islaststatement(Statement *stmt) {
- for (stmt = stmt->next; stmt; stmt = stmt->next) {
- if (stmt->type > ST_LABEL)
- return 0;
- }
- return 1;
-}
-
-static void newstatement(SInt32 sourceoffset, SInt32 value, int flag) {
- PCodeBlock *block = pclastblock;
-
- pcloopweight = value;
- if (!block->pcodeCount)
- block->loopWeight = value;
-
- if (block->pcodeCount > 100)
- branch_label(makepclabel());
-
- if (flag)
- block->flags |= fPCBlockFlag4000;
-}
-
-static void expressionstatement(ENode *expr) {
- Operand opnd;
-
- memclrw(&opnd, sizeof(Operand));
- cgdispatch[expr->type](expr, 0, 0, &opnd);
-
- if (ENODE_IS(expr, EINDIRECT) && (opnd.flags & OpndFlags_Volatile)) {
- if (TYPE_FITS_IN_REGISTER_2(expr->rtype)) {
- if (opnd.optype != OpndType_GPR)
- Coerce_to_register(&opnd, expr->rtype, 0);
- } else if (IS_TYPE_FLOAT(expr->rtype)) {
- if (opnd.optype != OpndType_FPR)
- Coerce_to_fp_register(&opnd, expr->rtype, 0);
- } else if (IS_TYPE_VECTOR(expr->rtype)) {
- if (opnd.optype != OpndType_VR)
- Coerce_to_v_register(&opnd, expr->rtype, 0);
- }
- }
-}
-
-static void labelstatement(CLabel *label) {
- if (!label->pclabel)
- label->pclabel = makepclabel();
- if (!label->pclabel->resolved)
- branch_label(label->pclabel);
- free_temporaries();
-}
-
-static void gotostatement(CLabel *label) {
- if (!label->pclabel)
- label->pclabel = makepclabel();
- branch_always(label->pclabel);
- free_temporaries();
-}
-
-static void gotoexpression(ENode *expr) {
- Operand opnd;
- CodeLabelList *list;
-
- memclrw(&opnd, sizeof(Operand));
- cgdispatch[expr->type](expr, 0, 0, &opnd);
-
- if (opnd.optype != OpndType_GPR)
- Coerce_to_register(&opnd, TYPE(&void_ptr), 0);
- CError_ASSERT(1397, opnd.optype == OpndType_GPR);
-
- for (list = codelabellist; list; list = list->next)
- pcbranch(pclastblock, list->label->pclabel);
-
- emitpcode(PC_MTCTR, opnd.reg);
- branch_indirect(NULL);
-}
-
-static void conditionalstatement(ENode *cond, CLabel *label, short truthy) {
- Operand opnd;
- memclrw(&opnd, sizeof(Operand));
-
- cond = evaluate_and_skip_comma(cond);
- if (!label->pclabel)
- label->pclabel = makepclabel();
-
- if (TYPE_IS_8BYTES(cond->data.diadic.right->rtype) || TYPE_IS_8BYTES(cond->data.diadic.left->rtype))
- I8_gen_condition(cond, &opnd, 0);
- else
- gen_condition(cond, &opnd);
-
- branch_conditional(opnd.reg, opnd.regOffset, truthy, label->pclabel);
- free_temporaries();
-}
-
-static void returnstatement(ENode *expr, Boolean dont_branch) {
- Operand opnd;
- Type *type;
- memclrw(&opnd, sizeof(Operand));
-
- if (expr) {
- type = expr->rtype;
- if (TYPE_FITS_IN_REGISTER(type)) {
- if (TYPE_IS_8BYTES(type)) {
- cgdispatch[expr->type](expr, low_reg, high_reg, &opnd);
- coerce_to_register_pair(&opnd, type, low_reg, high_reg);
- } else {
- cgdispatch[expr->type](expr, 3, 0, &opnd);
- if (opnd.optype != OpndType_GPR)
- Coerce_to_register(&opnd, type, 3);
- if (opnd.reg != 3)
- emitpcode(PC_MR, 3, opnd.reg);
- }
- } else if (IS_TYPE_FLOAT(type)) {
- cgdispatch[expr->type](expr, 1, 0, &opnd);
- if (opnd.optype != OpndType_FPR)
- Coerce_to_fp_register(&opnd, type, 1);
- if (opnd.reg != 1)
- emitpcode(PC_FMR, 1, opnd.reg);
- } else if (IS_TYPE_VECTOR(type)) {
- cgdispatch[expr->type](expr, 2, 0, &opnd);
- if (opnd.optype != OpndType_VR)
- Coerce_to_v_register(&opnd, type, 2);
- if (opnd.reg != 2)
- emitpcode(PC_VMR, 2, opnd.reg);
- } else {
- cgdispatch[expr->type](expr, 0, 0, &opnd);
- }
- }
-
- if (!dont_branch) {
- if (!returnlabel->pclabel)
- returnlabel->pclabel = makepclabel();
- branch_always(returnlabel->pclabel);
- free_temporaries();
- }
-}
-
-static void capturestackpointer(Object *obj) {
- branch_label(makepclabel());
- CError_ASSERT(1568, obj->datatype == DLOCAL);
-
- load_store_register(PC_STW, 1, local_base_register(obj), obj, 20);
- branch_label(makepclabel());
-}
-
-static void resetstackpointer(Object *obj) {
- PCode *pc;
-
- CError_ASSERT(1595, obj->datatype == DLOCAL);
-
- branch_label(makepclabel());
-
- load_store_register(PC_LWZ, 0, 1, NULL, 0);
-
- pc = makepcode(PC_LWZ, 1, local_base_register(obj), obj, 20);
- pcsetsideeffects(pc);
- appendpcode(pclastblock, pc);
-
- load_store_register(PC_STW, 0, 1, NULL, 0);
-
- branch_label(makepclabel());
-}
-
-static void callprofiler(char *name) {
- UInt32 masks[RegClassMax] = {0, 0, 0, 0, 0};
- load_store_register(PC_LWZ, 3, 1, NULL, 0);
- load_store_register(PC_LWZ, 3, 3, NULL, 8);
- masks[RegClass_GPR] |= (1 << 3);
- branch_subroutine(rt_profile_entry, 1, masks);
-}
-
-static void exitprofiler(void) {
-}
-
-void CodeGen_Generator(Statement *statements, Object *func, UInt8 mysteryFlag, Boolean callOnModuleBind) {
- Statement *stmt;
- Boolean has_varargs;
- PCodeBlock *tmp;
- SInt32 size;
-
- CodeGen_InitialSanityCheck();
- if (!saveheaperror) {
- saveheaperror = getheaperror();
- setheaperror(CodeGen_heaperror);
- }
-
- if (cparamblkptr->precompile == 1)
- CError_Error(CErrorStr180);
-
- if (!func) {
- func = createstaticinitobject();
- } else {
-#ifdef CW_CLT
- if (func && func->name)
- PrintProgressFunction(func->name->name);
-#endif
- }
-
- gFunction = func;
- has_varargs = has_vararglist(func);
- init_endian();
- init_stack_globals(func);
- assign_arguments_to_memory(func, mysteryFlag, has_varargs);
-
- needs_cleanup = 0;
- disable_optimizer = 0;
- has_catch_blocks = 0;
- current_statement = NULL;
- current_linenumber = 0;
- precomputedoperands = NULL;
- switchtables = NULL;
- temps = NULL;
- initializeexceptiontables();
- returnlabel = cleanreturnlabel = newlabel();
-
- if (copts.debuglisting)
- DumpIR(statements, func);
-
- statements = COpt_Optimizer(func, statements);
- if (copts.debuglisting)
- DumpIR(statements, func);
-
- resetTOCvarinfo();
- init_registers();
- expandTOCreferences(&statements->next);
- if (copts.debuglisting)
- DumpIR(statements, func);
-
- if (copts.profile) {
- makes_call = 1;
- requires_frame = 1;
- }
-
- initpcode();
-
- pclabel(prologue = makepcblock(), makepclabel());
- prologue->flags |= fIsProlog;
-
- pclabel(tmp = makepcblock(), makepclabel());
- pcbranch(prologue, tmp->labels);
-
- init_frame_sizes(has_varargs);
- allocate_locals();
- process_arguments(move_assigned_argument, has_varargs);
-
- if (copts.schedule_factor || copts.altivec_model)
- branch_label(makepclabel());
-
- load_TOC_pointers();
-
- if (copts.profile)
- callprofiler(CMangler_GetLinkName(func)->name);
-
- assign_labels(statements->next);
- open_temp_registers();
-
- for (stmt = statements->next; stmt; stmt = stmt->next) {
- current_statement = stmt;
- current_linenumber = stmt->sourceoffset;
- switch (stmt->type) {
- case ST_NOP:
- break;
- case ST_EXPRESSION:
- newstatement(stmt->sourceoffset, stmt->value, (stmt->flags & StmtFlag_10) != 0);
- expressionstatement(stmt->expr);
- break;
- case ST_LABEL:
- labelstatement(stmt->label);
- break;
- case ST_IFGOTO:
- newstatement(stmt->sourceoffset, stmt->value, (stmt->flags & StmtFlag_10) != 0);
- conditionalstatement(stmt->expr, stmt->label, 1);
- break;
- case ST_IFNGOTO:
- newstatement(stmt->sourceoffset, stmt->value, (stmt->flags & StmtFlag_10) != 0);
- conditionalstatement(stmt->expr, stmt->label, 0);
- break;
- case ST_GOTOEXPR:
- newstatement(stmt->sourceoffset, stmt->value, (stmt->flags & StmtFlag_10) != 0);
- gotoexpression(stmt->expr);
- break;
- case ST_GOTO:
- newstatement(stmt->sourceoffset, stmt->value, (stmt->flags & StmtFlag_10) != 0);
- gotostatement(stmt->label);
- break;
- case ST_RETURN:
- newstatement(stmt->sourceoffset, stmt->value, (stmt->flags & StmtFlag_10) != 0);
- returnstatement(stmt->expr, islaststatement(stmt));
- break;
- case ST_SWITCH:
- newstatement(stmt->sourceoffset, stmt->value, (stmt->flags & StmtFlag_10) != 0);
- switchstatement(stmt->expr, (SwitchInfo *) stmt->label);
- break;
- case ST_BEGINCATCH:
- capturestackpointer(stmt->expr->data.objref);
- break;
- case ST_ENDCATCHDTOR:
- CError_ASSERT(2056, stmt->expr->data.objref->datatype == DLOCAL);
- add_immediate(3, local_base_register(stmt->expr->data.objref), stmt->expr->data.objref, 0);
- {
- UInt32 masks[RegClassMax] = {0, 0, 0, 0, 0};
- masks[RegClass_GPR] |= 1 << 3;
- branch_subroutine(Xecth_func, 1, masks);
- }
- case ST_ENDCATCH:
- resetstackpointer(stmt->expr->data.objref);
- break;
- case ST_ASM:
- if (stmt->expr) {
- if (((InlineAsm *) stmt->expr)->flags & IAFlag1) {
- CError_FATAL(2076);
- } else {
- branch_label(makepclabel());
- InlineAsm_TranslateIRtoPCode(stmt);
- }
- }
- break;
- case ST_BEGINLOOP:
- CError_FATAL(2086);
- break;
- case ST_ENDLOOP:
- CError_FATAL(2090);
- break;
- default:
- CError_FATAL(2094);
- }
- check_temp_registers();
- }
-
- close_temp_registers();
- labelstatement(returnlabel);
-
- current_statement = NULL;
-
- epilogue = pclastblock;
- pclastblock->flags |= fIsEpilogue;
-
- pccomputepredecessors();
- deleteunreachableblocks();
-
- if (copts.report_heap_info > 0)
- CodeGen_reportheapinfo(0, CMangler_GetLinkName(func)->name, "before optimization");
-
- if (copts.optimizationlevel > 0 && !disable_optimizer)
- globallyoptimizepcode(func);
- else
- pclistblocks(CMangler_GetLinkName(func)->name, "INITIAL CODE");
-
- if (copts.schedule_factor == 2) {
- if (copts.peephole)
- peepholemergeblocks(func, 0);
- if (copts.debuglisting)
- pclistblocks_start_scheduler(CMangler_GetLinkName(func)->name, "BEFORE SCHEDULING");
- scheduleinstructions(0);
- if (copts.debuglisting)
- pclistblocks_end_scheduler();
- if (copts.debuglisting)
- pclistblocks(CMangler_GetLinkName(func)->name, "AFTER INSTRUCTION SCHEDULING");
- }
-
- if (copts.peephole) {
- if (copts.schedule_factor == 0 && copts.optimizationlevel > 1)
- peepholemergeblocks(func, 0);
- peepholeoptimizeforward(func);
- if (copts.debuglisting)
- pclistblocks(CMangler_GetLinkName(func)->name, "AFTER PEEPHOLE FORWARD");
- }
-
- allocate_temporaries();
- colorinstructions(func);
- if (copts.debuglisting)
- pclistblocks(CMangler_GetLinkName(func)->name, "AFTER REGISTER COLORING");
-
- if (copts.optimizationlevel > 1 && !disable_optimizer) {
- removecommonsubexpressions(func, 1);
- if (removedcommonsubexpressions && copts.debuglisting)
- pclistblocks(CMangler_GetLinkName(func)->name, "AFTER VALUE NUMBERING (POST COLORING)");
- }
-
- compute_frame_sizes();
- generate_prologue(prologue, has_varargs);
- if (copts.profile)
- exitprofiler();
- generate_epilogue(epilogue, 1);
-
- if (copts.debuglisting)
- pclistblocks(CMangler_GetLinkName(func)->name, "AFTER GENERATING EPILOGUE, PROLOGUE");
-
- if (copts.peephole) {
- if (copts.schedule_factor) {
- peepholemergeblocks(func, 1);
- if (copts.debuglisting)
- pclistblocks(CMangler_GetLinkName(func)->name, "AFTER MERGING EPILOGUE, PROLOGUE");
- }
- peepholeoptimizepcode(func);
- if (copts.debuglisting)
- pclistblocks(CMangler_GetLinkName(func)->name, "AFTER PEEPHOLE OPTIMIZATION");
- }
-
- if (copts.schedule_factor) {
- if (copts.debuglisting)
- pclistblocks_start_scheduler(CMangler_GetLinkName(func)->name, "BEFORE SCHEDULING");
- scheduleinstructions(1);
- if (copts.debuglisting)
- pclistblocks_end_scheduler();
- if (copts.debuglisting)
- pclistblocks(CMangler_GetLinkName(func)->name, "FINAL CODE AFTER INSTRUCTION SCHEDULING");
- } else {
- if (copts.debuglisting)
- pclistblocks(CMangler_GetLinkName(func)->name, "FINAL CODE");
- }
-
- size = assemblefunction(func, NULL);
- dumpswitchtables(func);
- dumpcodelabels(func);
- if (callOnModuleBind)
- ObjGen_DeclareInitFunction(func);
-
- pic_base_pcodelabel = NULL;
- pic_base_reg = 0;
- if (copts.exceptions && requires_frame)
- dumpexceptiontables(func, size);
-
- if (copts.report_heap_info > 0)
- CodeGen_reportheapinfo(0, CMangler_GetLinkName(func)->name, "finished");
-
- if (saveheaperror)
- setheaperror(saveheaperror);
-}
-
-enum {
- reg3 = 3,
- reg4 = 4
-};
-
-void CodeGen_GenVDispatchThunk(Object *thunkobj, Object *obj, SInt32 a, SInt32 b, SInt32 c) {
- Boolean save_debug;
- Boolean save_peephole;
- Boolean save_traceback;
- char reg;
-
- save_debug = copts.filesyminfo;
- save_peephole = copts.peephole;
- save_traceback = copts.traceback;
-
- CodeGen_InitialSanityCheck();
- CError_ASSERT(2270, b == 0);
-
- initpcode();
- makepcblock();
-
- if (a) {
- reg = CMach_PassResultInHiddenArg(TYPE_FUNC(obj->type)->functype) ? reg4 : reg3;
-
- if (c >= 0) {
- if (!FITS_IN_SHORT(c)) {
- emitpcode(PC_ADDIS, 11, 0, 0, HIGH_PART(c));
- if (c)
- emitpcode(PC_ADDI, 11, 11, 0, LOW_PART(c));
- } else {
- emitpcode(PC_ADDI, 11, 0, 0, c);
- }
- emitpcode(PC_LWZX, 11, reg, 11);
- emitpcode(PC_ADD, reg, reg, 11);
- }
-
- if (!FITS_IN_SHORT(a)) {
- emitpcode(PC_ADDIS, reg, reg, 0, HIGH_PART(a));
- if (a)
- emitpcode(PC_ADDI, reg, reg, 0, LOW_PART(a));
- } else {
- emitpcode(PC_ADDI, reg, reg, 0, a);
- }
- }
-
- emitpcode(PC_B, 0, obj);
-
- copts.filesyminfo = 0;
- copts.peephole = 0;
- copts.traceback = 0;
- assemblefunction(thunkobj, NULL);
- copts.filesyminfo = save_debug;
- copts.peephole = save_peephole;
- copts.traceback = save_traceback;
-}
-
-void CodeGen_SetupRuntimeObjects(void) {
- setupaddressing();
- dyld_stub_binding_helper = CParser_NewRTFunc(&stvoid, NULL, 2, 0);
- rt_cvt_fp2unsigned = CParser_NewRTFunc(&stvoid, NULL, 2, 0);
- rt_profile_entry = CParser_NewRTFunc(&stvoid, NULL, 2, 0);
- rt_profile_exit = CParser_NewRTFunc(&stvoid, NULL, 2, 0);
- rt_div2i = CParser_NewRTFunc(&stvoid, NULL, 2, 0);
- rt_div2u = CParser_NewRTFunc(&stvoid, NULL, 2, 0);
- rt_mod2i = CParser_NewRTFunc(&stvoid, NULL, 2, 0);
- rt_mod2u = CParser_NewRTFunc(&stvoid, NULL, 2, 0);
- rt_shr2i = CParser_NewRTFunc(&stvoid, NULL, 2, 0);
- rt_shr2u = CParser_NewRTFunc(&stvoid, NULL, 2, 0);
- rt_shl2i = CParser_NewRTFunc(&stvoid, NULL, 2, 0);
- rt_cvt_ull_dbl = CParser_NewRTFunc(&stvoid, NULL, 2, 0);
- rt_cvt_sll_dbl = CParser_NewRTFunc(&stvoid, NULL, 2, 0);
- rt_cvt_ull_flt = CParser_NewRTFunc(&stvoid, NULL, 2, 0);
- rt_cvt_sll_flt = CParser_NewRTFunc(&stvoid, NULL, 2, 0);
- rt_cvt_dbl_usll = CParser_NewRTFunc(&stvoid, NULL, 2, 0);
- Intrinsics_SetupRuntimeObjects();
-}
-
-Boolean CodeGen_ReInitRuntimeObjects(Boolean is_precompiler) {
- dyld_stub_binding_helper->name = GetHashNameNodeExport("dyld_stub_binding_helper");
- dyld_stub_binding_helper->u.func.linkname = dyld_stub_binding_helper->name;
-
- rt_cvt_fp2unsigned->name = GetHashNameNodeExport("__cvt_fp2unsigned");
-
- rt_profile_entry->name = GetHashNameNodeExport("mcount");
- rt_profile_entry->u.func.linkname = rt_profile_entry->name;
-
- rt_profile_exit->name = GetHashNameNodeExport("profile_exit");
-
- rt_div2i->name = GetHashNameNodeExport("__div2i");
- rt_div2u->name = GetHashNameNodeExport("__div2u");
- rt_mod2i->name = GetHashNameNodeExport("__mod2i");
- rt_mod2u->name = GetHashNameNodeExport("__mod2u");
- rt_shr2i->name = GetHashNameNodeExport("__shr2i");
- rt_shr2u->name = GetHashNameNodeExport("__shr2u");
- rt_shl2i->name = GetHashNameNodeExport("__shl2i");
-
- rt_cvt_ull_dbl->name = GetHashNameNodeExport("__cvt_ull_dbl");
- rt_cvt_sll_dbl->name = GetHashNameNodeExport("__cvt_sll_dbl");
- rt_cvt_ull_flt->name = GetHashNameNodeExport("__cvt_ull_flt");
- rt_cvt_sll_flt->name = GetHashNameNodeExport("__cvt_sll_flt");
- rt_cvt_dbl_usll->name = GetHashNameNodeExport("__cvt_dbl_usll");
-
- CMach_ReInitRuntimeObjects();
- return Intrinsics_ReInitRuntimeObjects(is_precompiler);
-}
-
-Boolean CodeGen_IsPublicRuntimeObject(Object *obj) {
- return Intrinsics_IsPublicRuntimeObject(obj);
-}
-
-void CodeGen_SOMStub(Object *a, Object *b, Object *c, SInt32 offset) {
- Boolean save_debug;
- Boolean save_peephole;
- Boolean save_traceback;
- Object *tmp;
- Operand opnd;
-
- save_debug = copts.filesyminfo;
- save_peephole = copts.peephole;
- save_traceback = copts.traceback;
-
- CodeGen_InitialSanityCheck();
- memclrw(&opnd, sizeof(Operand));
- CError_ASSERT(2528, offset <= 0x7FFF);
-
- initpcode();
- makepcblock();
-
- tmp = createIndirect(c, 1, 1);
- if (tmp) {
- opnd.optype = OpndType_Symbol;
- opnd.object = tmp;
- indirect(&opnd, NULL);
- } else {
- opnd.optype = OpndType_Symbol;
- opnd.object = c;
- }
-
- if (opnd.optype != OpndType_GPR)
- Coerce_to_register(&opnd, TYPE(&void_ptr), 12);
-
- if (opnd.optype != OpndType_GPR) {
- CError_FATAL(2562);
- } else if (opnd.reg != 12) {
- emitpcode(PC_MR, 12, opnd.reg);
- }
-
- load_store_register(PC_LWZ, 12, 12, NULL, (short) offset);
- emitpcode(PC_B, 0, b);
-
- copts.filesyminfo = 0;
- copts.peephole = 0;
- copts.traceback = 0;
- assemblefunction(a, NULL);
- copts.filesyminfo = save_debug;
- copts.peephole = save_peephole;
- copts.traceback = save_traceback;
-}
-
-void CodeGen_ParseDeclSpec(HashNameNode *identifier, DeclInfo *declinfo) {
- if (!strcmp(identifier->name, "private_extern")) {
- declinfo->storageclass = TK_EXTERN;
- declinfo->exportflags = EXPORT_FLAGS_INTERNAL;
- } else {
- CError_Error(CErrorStr176);
- }
-}
-
-static void CodeGen_EOLCheck(void) {
- short t;
-
- if (plex() != TK_EOL) {
- CPrep_Error(CErrorStr113);
- do {
- t = plex();
- } while (t != TK_EOL && t != 0);
- }
-}
-
-static void schedule_for(int what) {
- CPrep_PushOption(OPT_OFFSET(scheduling), what);
- if (copts.schedule_factor == 0)
- CPrep_PushOption(OPT_OFFSET(schedule_factor), 2);
-}
-
-static void pragma_scheduling(void) {
- Boolean *flag;
- int cpu;
-
- tk = plex();
- if (tk == TK_IDENTIFIER) {
- flag = &copts.altivec_model;
- if (!strcmp(tkidentifier->name, "vger")) {
- schedule_for(10);
- return;
- } else if (!strcmp(tkidentifier->name, "altivec")) {
- schedule_for(7);
- return;
- } else if (!strcmp(tkidentifier->name, "reset")) {
- CPrep_PopOption(OPT_OFFSET(scheduling));
- CPrep_PopOption(OPT_OFFSET(schedule_factor));
- return;
- } else if (!strcmp(tkidentifier->name, "off")) {
- CPrep_PushOption(OPT_OFFSET(schedule_factor), 0);
- return;
- } else if (!strcmp(tkidentifier->name, "once")) {
- CPrep_PushOption(OPT_OFFSET(schedule_factor), 1);
- return;
- } else if (!strcmp(tkidentifier->name, "twice")) {
- CPrep_PushOption(OPT_OFFSET(schedule_factor), 2);
- return;
- } else if (!strcmp(tkidentifier->name, "on")) {
- CPrep_PushOption(OPT_OFFSET(schedule_factor), 2);
- return;
- } else if (!*flag) {
- if (!strcmp(tkidentifier->name, "603e")) {
- schedule_for(5);
- return;
- } else if (!strcmp(tkidentifier->name, "604e")) {
- schedule_for(6);
- return;
- } else if (!strcmp(tkidentifier->name, "PPC603e")) {
- schedule_for(5);
- return;
- } else if (!strcmp(tkidentifier->name, "PPC604e")) {
- schedule_for(6);
- return;
- }
- } else {
- PPCError_Error(PPCErrorStr115);
- return;
- }
- CPrep_Error(CErrorStr186);
- return;
- }
-
- if (tk == TK_INTCONST) {
- switch (CInt64_GetULong(&tkintconst)) {
- case 601:
- cpu = 1;
- break;
- case 603:
- cpu = 2;
- break;
- case 604:
- cpu = 3;
- break;
- case 750:
- cpu = 4;
- break;
- case 7400:
- cpu = 7;
- break;
- case 7450:
- cpu = 10;
- break;
- case 8240:
- case 8260:
- cpu = 5;
- break;
- case 801:
- case 821:
- case 823:
- case 850:
- case 860:
- cpu = 9;
- break;
- default:
- CPrep_Error(CErrorStr186);
- return;
- }
- schedule_for(cpu);
- return;
- }
-
- if (copts.warn_illpragma)
- CPrep_Warning(CErrorStr186);
-}
-
-static SInt32 CodeGen_ParseLongIntegerORonORoff(void) {
- SInt32 result;
- short t;
-
- result = 0;
- t = plex();
- if (t == TK_INTCONST) {
- if (!tkintconst.hi)
- result = CInt64_GetULong(&tkintconst);
- else
- CPrep_Error(CErrorStr154);
- CodeGen_EOLCheck();
- } else if (t == TK_IDENTIFIER) {
- if (!strcmp(tkidentifier->name, "on")) {
- CodeGen_EOLCheck();
- return 1;
- }
- if (!strcmp(tkidentifier->name, "off")) {
- CodeGen_EOLCheck();
- return 0;
- }
- if (copts.warn_illpragma)
- CPrep_Warning(CErrorStr186);
- return 0;
- } else {
- if (copts.warn_illpragma)
- CPrep_Warning(CErrorStr186);
- }
-
- return result;
-}
-
-void CodeGen_ParsePragma(HashNameNode *name) {
- short t;
- SInt32 value;
- char *str;
- NameSpace *nspace;
- NameSpaceObjectList *list;
-
- if (!strcmp(name->name, "debuglisting")) {
- copts.debuglisting = CodeGen_ParseLongIntegerORonORoff();
- return;
- }
-
- if (!strcmp(name->name, "report_heap_info")) {
- t = plex();
- if (t == TK_INTCONST) {
- copts.report_heap_info = CInt64_GetULong(&tkintconst);
- if (copts.report_heap_info < 0) {
- copts.report_heap_info = 0;
- CError_Error(CErrorStr186);
- }
- } else if (t == TK_IDENTIFIER) {
- if (!strcmp(tkidentifier->name, "off")) {
- copts.report_heap_info = 0;
- } else if (!strcmp(tkidentifier->name, "on")) {
- copts.report_heap_info = 1;
- } else {
- CError_Error(CErrorStr186);
- return;
- }
- } else {
- CError_Error(CErrorStr186);
- }
- CodeGen_EOLCheck();
- return;
- }
-
- if (!strcmp(name->name, "scheduling")) {
- pragma_scheduling();
- CodeGen_EOLCheck();
- return;
- }
-
- if (!strcmp(name->name, "ppc_unroll_speculative")) {
- if (plex() == TK_IDENTIFIER) {
- if (!strcmp(tkidentifier->name, "off")) {
- copts.unroll_speculative = 0;
- } else if (!strcmp(tkidentifier->name, "on")) {
- copts.unroll_speculative = 1;
- } else {
- CError_Error(CErrorStr186);
- return;
- }
- } else {
- CError_Error(CErrorStr186);
- }
- CodeGen_EOLCheck();
- return;
- }
-
- if (!strcmp(name->name, "ppc_unroll_instructions_limit")) {
- t = plex();
- if (t == TK_INTCONST) {
- copts.unroll_instr_limit = CInt64_GetULong(&tkintconst);
- if (copts.unroll_instr_limit < 0) {
- copts.unroll_instr_limit = 0;
- CError_Error(CErrorStr186);
- }
- } else if (t == TK_IDENTIFIER) {
- if (!strcmp(tkidentifier->name, "off")) {
- copts.unroll_instr_limit = 0;
- } else if (!strcmp(tkidentifier->name, "on")) {
- copts.unroll_instr_limit = 70;
- } else {
- CError_Error(CErrorStr186);
- return;
- }
- } else {
- CError_Error(CErrorStr186);
- }
- CodeGen_EOLCheck();
- return;
- }
-
- if (!strcmp(name->name, "gen_fsel")) {
- t = plex();
- if (t == TK_INTCONST) {
- value = CInt64_GetULong(&tkintconst);
- if (value < 0) {
- copts.gen_fsel = 0;
- CError_Error(CErrorStr186);
- } else if (value > 255) {
- copts.gen_fsel = 255;
- CError_Error(CErrorStr186);
- } else {
- copts.gen_fsel = value;
- }
- } else if (t == TK_IDENTIFIER) {
- if (!strcmp(tkidentifier->name, "off")) {
- copts.gen_fsel = 0;
- } else if (!strcmp(tkidentifier->name, "on")) {
- copts.gen_fsel = 10;
- } else if (!strcmp(tkidentifier->name, "always")) {
- copts.gen_fsel = 255;
- } else {
- CError_Error(CErrorStr186);
- return;
- }
- } else {
- CError_Error(CErrorStr186);
- }
- CodeGen_EOLCheck();
- return;
- }
-
- if (!strcmp(name->name, "ppc_unroll_factor_limit")) {
- t = plex();
- if (t == TK_INTCONST) {
- copts.unroll_factor_limit = CInt64_GetULong(&tkintconst);
- if (copts.unroll_factor_limit < 0) {
- copts.unroll_factor_limit = 0;
- CError_Error(CErrorStr186);
- }
- } else if (t == TK_IDENTIFIER) {
- if (!strcmp(tkidentifier->name, "off")) {
- copts.unroll_factor_limit = 0;
- } else if (!strcmp(tkidentifier->name, "on")) {
- copts.unroll_factor_limit = 10;
- } else {
- CError_Error(CErrorStr186);
- return;
- }
- } else {
- CError_Error(CErrorStr186);
- }
- CodeGen_EOLCheck();
- return;
- }
-
- if (!strcmp(name->name, "altivec_model")) {
- if (plex() == TK_IDENTIFIER) {
- if (!strcmp(tkidentifier->name, "off")) {
- copts.altivec_model = 0;
- } else if (!strcmp(tkidentifier->name, "on")) {
- copts.altivec_model = 1;
- } else {
- CError_Error(CErrorStr186);
- return;
- }
- } else {
- CError_Error(CErrorStr186);
- }
- CodeGen_EOLCheck();
- return;
- }
-
- if (!strcmp(name->name, "altivec_vrsave")) {
- if (plex() == TK_IDENTIFIER) {
- if (!strcmp(tkidentifier->name, "off")) {
- CPrep_PushOption(OPT_OFFSET(altivec_vrsave), 0);
- } else if (!strcmp(tkidentifier->name, "on")) {
- CPrep_PushOption(OPT_OFFSET(altivec_vrsave), 1);
- } else if (!strcmp(tkidentifier->name, "allon")) {
- CPrep_PushOption(OPT_OFFSET(altivec_vrsave), 2);
- } else if (!strcmp(tkidentifier->name, "reset")) {
- CPrep_PopOption(OPT_OFFSET(altivec_vrsave));
- } else {
- CError_Error(CErrorStr186);
- return;
- }
- } else {
- CError_Error(CErrorStr186);
- }
- CodeGen_EOLCheck();
- return;
- }
-
- if (!strcmp(name->name, "function_align")) {
- t = plex();
- if (t == TK_INTCONST) {
- value = CInt64_GetULong(&tkintconst);
- switch (value) {
- case 4:
- case 8:
- case 16:
- case 32:
- case 64:
- case 128:
- CPrep_PushOption(OPT_OFFSET(function_align), value);
- break;
- default:
- PPCError_Warning(PPCErrorStr161);
- CodeGen_EOLCheck();
- return;
- }
- } else if (t == TK_IDENTIFIER && !strcmp(tkidentifier->name, "reset")) {
- CPrep_PopOption(OPT_OFFSET(function_align));
- } else {
- PPCError_Warning(PPCErrorStr161);
- }
- CodeGen_EOLCheck();
- return;
- }
-
- if (!strcmp(name->name, "processor")) {
- if (cscope_currentfunc) {
- PPCError_Warning(PPCErrorStr156, "pragma processor");
- return;
- }
- t = plex();
- if (t == TK_INTCONST) {
- switch (CInt64_GetULong(&tkintconst)) {
- case 401:
- copts.processor = 0;
- break;
- case 403:
- copts.processor = 1;
- break;
- case 505:
- copts.processor = 2;
- break;
- case 509:
- copts.processor = 3;
- break;
- case 555:
- copts.processor = 4;
- break;
- case 556:
- copts.processor = 25;
- break;
- case 565:
- copts.processor = 26;
- break;
- case 601:
- copts.processor = 5;
- break;
- case 602:
- copts.processor = 6;
- break;
- case 8240:
- copts.processor = 18;
- break;
- case 8260:
- copts.processor = 19;
- break;
- case 603:
- copts.processor = 7;
- break;
- case 604:
- copts.processor = 9;
- break;
- case 740:
- copts.processor = 11;
- break;
- case 750:
- copts.processor = 12;
- break;
- case 801:
- copts.processor = 13;
- break;
- case 821:
- copts.processor = 14;
- break;
- case 823:
- copts.processor = 15;
- break;
- case 850:
- copts.processor = 16;
- break;
- case 860:
- copts.processor = 17;
- break;
- case 7400:
- copts.processor = 21;
- break;
- default:
- PPCError_Warning(PPCErrorStr208);
- CodeGen_EOLCheck();
- return;
- }
- } else if (t == TK_IDENTIFIER) {
- if (!strcmp(tkidentifier->name, "generic"))
- copts.processor = 20;
- else if (!strcmp(tkidentifier->name, "603e"))
- copts.processor = 8;
- else if (!strcmp(tkidentifier->name, "604e"))
- copts.processor = 10;
- else if (!strcmp(tkidentifier->name, "PPC603e"))
- copts.processor = 8;
- else if (!strcmp(tkidentifier->name, "PPC604e"))
- copts.processor = 10;
- else
- PPCError_Warning(PPCErrorStr208);
- } else {
- PPCError_Warning(PPCErrorStr208);
- }
-
- if ((str = CMach_GetCPU()))
- CPrep_InsertSpecialMacro(&ppc_cpu, str);
-
- CodeGen_EOLCheck();
- return;
- }
-
- if (!strcmp(name->name, "min_struct_alignment")) {
- t = plex();
- if (t == TK_INTCONST) {
- value = CInt64_GetULong(&tkintconst);
- switch (value) {
- case 4:
- case 8:
- case 16:
- case 32:
- case 64:
- case 128:
- CPrep_PushOption(OPT_OFFSET(min_struct_alignment), value);
- break;
- default:
- PPCError_Warning(PPCErrorStr191);
- CodeGen_EOLCheck();
- return;
- }
- } else if (t == TK_IDENTIFIER) {
- if (!strcmp(tkidentifier->name, "reset"))
- CPrep_PopOption(OPT_OFFSET(min_struct_alignment));
- else if (!strcmp(tkidentifier->name, "on"))
- CPrep_PushOption(OPT_OFFSET(min_struct_alignment), 4);
- else if (!strcmp(tkidentifier->name, "off"))
- CPrep_PushOption(OPT_OFFSET(min_struct_alignment), 1);
- } else {
- PPCError_Warning(PPCErrorStr161);
- }
-
- CodeGen_EOLCheck();
- return;
- }
-
- if (!strcmp(name->name, "tvectors")) {
- if (plex() == TK_IDENTIFIER) {
- if (!strcmp(tkidentifier->name, "off")) {
- no_descriptors = 1;
- } else if (!strcmp(tkidentifier->name, "on")) {
- no_descriptors = 0;
- } else {
- CError_Error(CErrorStr186);
- return;
- }
- } else {
- CError_Error(CErrorStr186);
- }
-
- CodeGen_EOLCheck();
- return;
- }
-
- if (!strcmp(name->name, "dynamic")) {
- if (plex() == TK_IDENTIFIER) {
- if (!strcmp(tkidentifier->name, "off")) {
- copts.codegen_dynamic = 0;
- copts.codegen_pic = 0;
- } else if (!strcmp(tkidentifier->name, "on")) {
- copts.codegen_dynamic = 1;
- } else {
- CError_Error(CErrorStr186);
- return;
- }
- } else {
- CError_Error(CErrorStr186);
- }
-
- CodeGen_EOLCheck();
- return;
- }
-
- if (!strcmp(name->name, "pic")) {
- if (plex() == TK_IDENTIFIER) {
- if (!strcmp(tkidentifier->name, "off")) {
- copts.codegen_pic = 0;
- } else if (!strcmp(tkidentifier->name, "on")) {
- copts.codegen_pic = 1;
- if (!copts.codegen_dynamic) {
- PPCError_Error(PPCErrorStr189);
- copts.codegen_pic = 0;
- }
- } else {
- CError_Error(CErrorStr186);
- return;
- }
- } else {
- CError_Error(CErrorStr186);
- }
-
- CodeGen_EOLCheck();
- return;
- }
-
- if (!strcmp(name->name, "implicit_templates")) {
- if (plex() == TK_IDENTIFIER) {
- if (!strcmp(tkidentifier->name, "off")) {
- copts.no_implicit_templates = 1;
- } else if (!strcmp(tkidentifier->name, "on")) {
- copts.no_implicit_templates = 0;
- } else {
- CError_Error(CErrorStr186);
- return;
- }
- } else {
- CError_Error(CErrorStr186);
- }
-
- CodeGen_EOLCheck();
- return;
- }
-
- if (!strcmp(name->name, "common")) {
- if (plex() == TK_IDENTIFIER) {
- if (!strcmp(tkidentifier->name, "off")) {
- copts.no_common = 1;
- } else if (!strcmp(tkidentifier->name, "on")) {
- copts.no_common = 0;
- } else {
- CError_Error(CErrorStr186);
- return;
- }
- } else {
- CError_Error(CErrorStr186);
- }
-
- CodeGen_EOLCheck();
- return;
- }
-
- if (!strcmp(name->name, "CALL_ON_MODULE_BIND")) {
- if (plex() == TK_IDENTIFIER) {
- for (nspace = cscope_current; nspace; nspace = nspace->parent) {
- list = CScope_GetLocalObject(nspace, tkidentifier);
- if (list && list->object->otype == OT_OBJECT && OBJECT(list->object)->datatype == DFUNC) {
- ObjGen_DeclareInitFunction(OBJECT(list->object));
- break;
- }
- }
- } else {
- CError_Error(CErrorStr186);
- }
-
- CodeGen_EOLCheck();
- return;
- }
-
- if (copts.warn_illpragma)
- CPrep_Warning(CErrorStr186);
-
- if (plex() != TK_EOL) {
- do {
- t = plex();
- } while (t != TK_EOL && t != 0);
- }
-}
-
-void CodeGen_UpdateObject(Object *object) {
- if (object->datatype == DDATA && object->section == SECT_DEFAULT && object == rt_ptmf_null)
- object->sclass = TK_EXTERN;
-}
-
-void CodeGen_UpdateBackEndOptions(void) {
- copts.globaloptimizer = 1;
-}
-
-SInt32 CodeGen_objc_method_self_offset(ObjCMethod *meth) {
- SInt32 size;
-
- if (!meth->return_type) {
- size = 4;
- } else if (
- IS_TYPE_ARRAY(meth->return_type) ||
- IS_TYPE_NONVECTOR_STRUCT(meth->return_type) ||
- IS_TYPE_CLASS(meth->return_type) ||
- IS_TYPE_12BYTES_MEMBERPOINTER(meth->return_type)
- )
- {
- size = 8;
- } else {
- size = meth->return_type->size;
- }
-
- if (size == 0)
- size = 1;
-
- return (size + 3) & ~3;
-}
-
-SInt32 CodeGen_objc_method_sel_offset(ObjCMethod *meth) {
- return (CodeGen_objc_method_self_offset(meth) + 7) & ~3;
-}
-
-SInt32 CodeGen_objc_method_arg_offset(ObjCMethod *meth, ObjCMethodArg *arg) {
- SInt32 pos;
- ObjCMethodArg *scan;
-
- pos = CodeGen_objc_method_sel_offset(meth) + 4;
- for (scan = meth->selector_args; scan; scan = scan->next) {
- if (scan == arg)
- return pos;
-
- if (scan->type == NULL)
- pos += 4;
- else
- pos += scan->type->size;
-
- pos = (pos + 3) & ~3;
- }
-
- return 0;
-}
-
-SInt32 CodeGen_objc_method_args_size(ObjCMethod *meth) {
- SInt32 size;
- ObjCMethodArg *scan;
-
- size = CodeGen_objc_method_self_offset(meth);
- for (scan = meth->selector_args; scan; scan = scan->next) {
- if (scan->next == NULL && scan->type == NULL)
- return size;
-
- size = (size + 3) & ~3;
- if (scan->type == NULL)
- size += 4;
- else
- size += scan->type->size;
- }
-
- return size;
-}
-
-ENode *CodeGen_HandleIntrinsicCall(Object *func, ENodeList *arg_exprs) {
- return Intrinsics_HandleIntrinsicCall(func, arg_exprs);
-}
-
-ENode *CodeGen_HandleTypeCast(ENode *expr, Type *type, UInt32 qual) {
- short flags;
-
- if (copts.altivec_model) {
- flags = qual & ENODE_FLAG_QUALS;
- if (IS_TYPE_STRUCT(type) && IS_TYPE_STRUCT(expr->rtype) && expr->flags == flags) {
- switch (TYPE_STRUCT(type)->stype) {
- case STRUCT_VECTOR_UCHAR:
- case STRUCT_VECTOR_SCHAR:
- case STRUCT_VECTOR_BCHAR:
- case STRUCT_VECTOR_USHORT:
- case STRUCT_VECTOR_SSHORT:
- case STRUCT_VECTOR_BSHORT:
- case STRUCT_VECTOR_UINT:
- case STRUCT_VECTOR_SINT:
- case STRUCT_VECTOR_BINT:
- case STRUCT_VECTOR_FLOAT:
- case STRUCT_VECTOR_PIXEL:
- expr = makemonadicnode(expr, ETYPCON);
- expr->rtype = type;
- expr->flags = flags;
- return expr;
- }
- }
- }
-
- return NULL;
-}
-
-short CodeGen_AssignCheck(const ENode *expr, const Type *type, Boolean flag1, Boolean flag2) {
- short result;
- const Type *exprtype = expr->rtype;
-
- if (
- copts.altivec_model &&
- IS_TYPE_VECTOR(type) &&
- IS_TYPE_VECTOR(exprtype) &&
- TYPE_STRUCT(type)->stype == TYPE_STRUCT(exprtype)->stype
- )
- result = CheckResult3;
- else
- result = CheckResult0;
- return result;
-}
-
-Boolean CodeGen_CollapseVectorExpression(ENode *expr, MWVector128 *vec, Type *type) {
- // this function is a mess and needs lots of fixing
- Boolean result;
- //int count;
- int i;
- ENode *escan;
-
- result = 0;
- for (i = 0; i < 4; i++)
- vec->ul[i] = 0;
-
- if (ENODE_IS(expr, ECOMMA)) {
- i = 0;
- escan = expr;
- while (ENODE_IS(escan, ECOMMA)) {
- i++;
- escan = escan->data.diadic.left;
- }
- switch (TYPE_STRUCT(type)->stype) {
- case STRUCT_VECTOR_UCHAR:
- case STRUCT_VECTOR_SCHAR:
- case STRUCT_VECTOR_BCHAR:
- if (i < 15) {
- PPCError_Error(PPCErrorStr110, type, 0);
- } else if (i > 15) {
- PPCError_Error(PPCErrorStr111, type, 0);
- } else {
- escan = expr;
- i = 15;
- while (ENODE_IS(escan, ECOMMA)) {
- CInt64 v;
- expr = escan->data.diadic.right;
- v = expr->data.intval;
- if (!ENODE_IS(expr, EINTCONST)) {
- PPCError_Error(PPCErrorStr112);
- break;
- }
-
- if (copts.pedantic) {
- if (TYPE_STRUCT(type)->stype == STRUCT_VECTOR_UCHAR) {
- if (!CInt64_IsInURange(v, 1))
- PPCError_Warning(PPCErrorStr113, type, 0);
- } else {
- if (!CInt64_IsInRange(v, 1))
- PPCError_Warning(PPCErrorStr113, type, 0);
- }
- }
-
- vec->uc[i--] = (UInt8) v.lo;
- escan = escan->data.diadic.left;
- }
-
- if (ENODE_IS(escan, EINTCONST)) {
- CInt64 v = escan->data.intval;
- if (copts.pedantic) {
- if (TYPE_STRUCT(type)->stype == STRUCT_VECTOR_UCHAR) {
- if (!CInt64_IsInURange(v, 1))
- PPCError_Warning(PPCErrorStr113, type, 0);
- } else {
- if (!CInt64_IsInRange(v, 1))
- PPCError_Warning(PPCErrorStr113, type, 0);
- }
- }
- vec->uc[0] = (UInt8) v.lo;
- } else {
- PPCError_Error(PPCErrorStr112);
- break;
- }
- result = 1;
- }
- break;
-
- case STRUCT_VECTOR_USHORT:
- case STRUCT_VECTOR_SSHORT:
- case STRUCT_VECTOR_BSHORT:
- case STRUCT_VECTOR_PIXEL:
- if (i < 7) {
- PPCError_Error(PPCErrorStr110, type, 0);
- } else if (i > 7) {
- PPCError_Error(PPCErrorStr111, type, 0);
- } else {
- escan = expr;
- i = 7;
- while (ENODE_IS(escan, ECOMMA)) {
- ENode *e = escan->data.diadic.right;
- CInt64 v = e->data.intval;
- if (!ENODE_IS(e, EINTCONST)) {
- PPCError_Error(PPCErrorStr112);
- break;
- }
-
- if (copts.pedantic) {
- if (TYPE_STRUCT(type)->stype == STRUCT_VECTOR_USHORT || TYPE_STRUCT(type)->stype == STRUCT_VECTOR_PIXEL) {
- if (!CInt64_IsInURange(v, 2))
- PPCError_Warning(PPCErrorStr113, type, 0);
- } else {
- if (!CInt64_IsInRange(v, 2))
- PPCError_Warning(PPCErrorStr113, type, 0);
- }
- }
-
- vec->us[i--] = (UInt16) e->data.intval.lo;
- escan = escan->data.diadic.left;
- }
-
- if (ENODE_IS(escan, EINTCONST)) {
- CInt64 v = escan->data.intval;
- if (copts.pedantic) {
- if (TYPE_STRUCT(type)->stype == STRUCT_VECTOR_USHORT || TYPE_STRUCT(type)->stype == STRUCT_VECTOR_PIXEL) {
- if (!CInt64_IsInURange(v, 2))
- PPCError_Warning(PPCErrorStr113, type, 0);
- } else {
- if (!CInt64_IsInRange(v, 2))
- PPCError_Warning(PPCErrorStr113, type, 0);
- }
- }
- vec->us[0] = (UInt16) v.lo;
- } else {
- PPCError_Error(PPCErrorStr112);
- break;
- }
- result = 1;
- }
- break;
-
- case STRUCT_VECTOR_UINT:
- case STRUCT_VECTOR_SINT:
- case STRUCT_VECTOR_BINT:
- if (i < 3) {
- PPCError_Error(PPCErrorStr110, type, 0);
- } else if (i > 3) {
- PPCError_Error(PPCErrorStr111, type, 0);
- } else {
- escan = expr;
- i = 3;
- while (ENODE_IS(escan, ECOMMA)) {
- CInt64 v;
- expr = escan->data.diadic.right;
- v = expr->data.intval;
- if (!ENODE_IS(expr, EINTCONST)) {
- PPCError_Error(PPCErrorStr112);
- break;
- }
-
- if (copts.pedantic) {
- if (TYPE_STRUCT(type)->stype == STRUCT_VECTOR_UINT) {
- if (!CInt64_IsInURange(v, 4))
- PPCError_Warning(PPCErrorStr113, type, 0);
- } else {
- if (!CInt64_IsInRange(v, 4))
- PPCError_Warning(PPCErrorStr113, type, 0);
- }
- }
-
- vec->ul[i--] = expr->data.intval.lo;
- escan = escan->data.diadic.left;
- }
-
- if (ENODE_IS(escan, EINTCONST)) {
- CInt64 v = escan->data.intval;
- if (copts.pedantic) {
- if (TYPE_STRUCT(type)->stype == STRUCT_VECTOR_UINT) {
- if (!CInt64_IsInURange(v, 4))
- PPCError_Warning(PPCErrorStr113, type, 0);
- } else {
- if (!CInt64_IsInRange(v, 4))
- PPCError_Warning(PPCErrorStr113, type, 0);
- }
- }
- vec->ul[0] = v.lo;
- } else {
- PPCError_Error(PPCErrorStr112);
- break;
- }
- result = 1;
- }
- break;
-
- case STRUCT_VECTOR_FLOAT:
- if (i < 3) {
- PPCError_Error(PPCErrorStr110, type, 0);
- } else if (i > 3) {
- PPCError_Error(PPCErrorStr111, type, 0);
- } else {
- Float fv;
- escan = expr;
- i = 3;
- while (ENODE_IS(escan, ECOMMA)) {
- expr = escan->data.diadic.right;
- if (ENODE_IS(expr, EFLOATCONST)) {
- fv = expr->data.floatval;
- } else if (ENODE_IS(escan->data.diadic.right, EINTCONST)) {
- fv = CMach_CalcFloatConvertFromInt(expr->rtype,
- expr->data.intval);
- } else {
- PPCError_Error(PPCErrorStr112);
- break;
- }
-
- CMach_InitFloatMem(TYPE(&stfloat), fv, &vec->f[i]);
- i--;
- escan = escan->data.diadic.left;
- }
-
- if (ENODE_IS(escan, EFLOATCONST)) {
- fv = escan->data.floatval;
- } else if (ENODE_IS(escan, EINTCONST)) {
- fv = CMach_CalcFloatConvertFromInt(escan->rtype, escan->data.intval);
- } else {
- PPCError_Error(PPCErrorStr112);
- break;
- }
-
- CMach_InitFloatMem(TYPE(&stfloat), fv, &vec->f[0]);
- result = 1;
- }
- break;
- }
- } else if (ENODE_IS(expr, EINTCONST)) {
- int i = 0;
- switch (TYPE_STRUCT(type)->stype) {
- case STRUCT_VECTOR_UCHAR:
- case STRUCT_VECTOR_SCHAR:
- case STRUCT_VECTOR_BCHAR:
- {
- CInt64 v = expr->data.intval;
- if (copts.pedantic) {
- if (TYPE_STRUCT(type)->stype == STRUCT_VECTOR_UCHAR) {
- if (!CInt64_IsInURange(v, 1))
- PPCError_Warning(PPCErrorStr113, type, 0);
- } else {
- if (!CInt64_IsInRange(v, 1))
- PPCError_Warning(PPCErrorStr113, type, 0);
- }
- }
- while (i < 16)
- vec->uc[i++] = (UInt8) v.lo;
- result = 1;
- break;
- }
- case STRUCT_VECTOR_USHORT:
- case STRUCT_VECTOR_SSHORT:
- case STRUCT_VECTOR_BSHORT:
- case STRUCT_VECTOR_PIXEL:
- {
- CInt64 v = expr->data.intval;
- if (copts.pedantic) {
- if (TYPE_STRUCT(type)->stype == STRUCT_VECTOR_USHORT || TYPE_STRUCT(type)->stype == STRUCT_VECTOR_PIXEL) {
- if (!CInt64_IsInURange(v, 2))
- PPCError_Warning(PPCErrorStr113, type, 0);
- } else {
- if (!CInt64_IsInRange(v, 2))
- PPCError_Warning(PPCErrorStr113, type, 0);
- }
- }
- while (i < 8)
- vec->us[i++] = (UInt16) v.lo;
- result = 1;
- break;
- }
- case STRUCT_VECTOR_UINT:
- case STRUCT_VECTOR_SINT:
- case STRUCT_VECTOR_BINT:
- {
- CInt64 v = expr->data.intval;
- if (copts.pedantic) {
- if (TYPE_STRUCT(type)->stype == STRUCT_VECTOR_UINT) {
- if (!CInt64_IsInURange(v, 4))
- PPCError_Warning(PPCErrorStr113, type, 0);
- } else {
- if (!CInt64_IsInRange(v, 4))
- PPCError_Warning(PPCErrorStr113, type, 0);
- }
- }
- while (i < 4)
- vec->ul[i++] = v.lo;
- result = 1;
- break;
- }
- case STRUCT_VECTOR_FLOAT:
- {
- Float fv;
- if (!CInt64_IsInRange(expr->data.intval, 4)) {
- PPCError_Error(PPCErrorStr112);
- break;
- }
- fv = CMach_CalcFloatConvertFromInt(expr->rtype, expr->data.intval);
- for (; i < 4; i++)
- CMach_InitFloatMem(TYPE(&stfloat), fv, &vec->f[i]);
- result = 1;
- break;
- }
- default:
- PPCError_Error(PPCErrorStr112);
- }
- } else if (ENODE_IS(expr, EFLOATCONST)) {
- switch (TYPE_STRUCT(type)->stype) {
- default:
- PPCError_Error(PPCErrorStr112);
- break;
- case STRUCT_VECTOR_FLOAT:
- {
- Float fv;
- i = 0;
- fv = expr->data.floatval;
- CMach_InitFloatMem(TYPE(&stfloat), fv, &vec->f[0]);
- while (i < 4)
- CMach_InitFloatMem(TYPE(&stfloat), fv, &vec->f[i++]);
- result = 1;
- break;
- }
- }
- } else if (ENODE_IS2(expr, EINDIRECT, EFUNCCALL)) {
- if (!IS_TYPE_STRUCT(expr->rtype))
- PPCError_Error(PPCErrorStr112);
- } else if (!ENODE_IS(expr, EVECTOR128CONST)) {
- PPCError_Error(PPCErrorStr112);
- }
-
- return result;
-}
-
-void CodeGen_InsertSpecialMacros(void) {
- char *str;
-
- CPrep_InsertSpecialMacro(&vecM, "__VEC__");
- CPrep_InsertSpecialMacro(&altivecM, "__ALTIVEC__");
- CPrep_InsertSpecialMacro(&powcM, "powerc");
- CPrep_InsertSpecialMacro(&__powcM, "__powerc");
- CPrep_InsertSpecialMacro(&hostM, "__POWERPC__");
- CPrep_InsertSpecialMacro(&_ppc_M, "__ppc__");
-
- CPrep_InsertSpecialMacro(&bendM, "__BIG_ENDIAN__");
-
- if ((str = CMach_GetCPU()))
- CPrep_InsertSpecialMacro(&ppc_cpu, str);
-
- CPrep_InsertSpecialMacro(&profM, "__profile__");
- CPrep_InsertSpecialMacro(&longI, "__fourbyteints__");
- CPrep_InsertSpecialMacro(&IEEED, "__IEEEdoubles__");
- CPrep_InsertSpecialMacro(&macM2, "__MACOS__");
- CPrep_InsertSpecialMacro(&appleM, "__APPLE__");
- CPrep_InsertSpecialMacro(&_machM, "__MACH__");
- CPrep_InsertSpecialMacro(&archM, "__ARCHITECTURE__");
-
- if (copts.optimizationlevel > 0)
- CPrep_InsertSpecialMacro(&optM, "__OPTIMIZE__");
-
- if (copts.codegen_dynamic)
- CPrep_InsertSpecialMacro(&dynM, "__DYNAMIC__");
- if (!copts.codegen_dynamic)
- CPrep_InsertSpecialMacro(&dynM, "__STATIC__");
-
- if (copts.oldalignment && copts.structalignment == AlignMode2_PPC)
- CPrep_InsertSpecialMacro(&alignM, "__NATURAL_ALIGNMENT__");
-
- if (!copts.ANSIstrict)
- CPrep_InsertSpecialMacro(&ppcM, "ppc");
-}
-
-char *CodeGen_ExpandSpecialMacro(Macro *macro) {
- if (macro == &vecM) return "10205";
- if (macro == &altivecM) return "100000000";
- if (macro == &powcM) return "1";
- if (macro == &__powcM) return "1";
- if (macro == &hostM) return "1";
- if (macro == &bendM) return "1";
- if (macro == &_ppc_M) return "1";
- if (CMach_GetCPU() && macro == &ppc_cpu) return "1";
- if (macro == &profM) return copts.profile ? "1" : "0";
- if (macro == &longI) return "1";
- if (macro == &IEEED) return "1";
- if (macro == &macM2) return "1";
- if (macro == &appleM) return "1";
- if (macro == &alignM) return "1";
-
- if (macro == &optM) {
- switch (copts.optimizationlevel) {
- case 1: return "1";
- case 2: return "2";
- case 3: return "3";
- case 4: return "4";
- case 0: return "0";
- default: return "9";
- }
- }
-
- if (macro == &_machM) return "1";
- if (macro == &archM) return "ppc";
- if (macro == &dynM) return "1";
- if (!copts.ANSIstrict && macro == &ppcM) return "1";
- if (macro == &_ppc_M) return "1";
-
- CError_FATAL(4801);
- return "0";
-}
-
-void CodeGen_reportheapinfo(Boolean release_flag, char *name, char *text) {
- HeapInfo o;
- HeapInfo all;
-
- CTool_GetHeapInfo(&o, 3);
- CTool_GetHeapInfo(&all, 5);
-
- if (release_flag)
- releaseoheap();
-
- PPCError_Message(
- "%n:%u HEAP STATUS\n"
- " optimizer: %i blocks, used: %i, free: %i, total: %i, largest free: %i\n"
- " all: %i blocks, used: %i, free: %i, total: %i, largest free: %i",
- name, text,
- o.blocks, o.total_size - o.total_free, o.total_free, o.total_size, o.largest_free_block,
- all.blocks, all.total_size - all.total_free, all.total_free, all.total_size, all.largest_free_block
- );
-}
-
-static void CodeGen_heaperror(void) {
- CodeGen_reportheapinfo(1, "?", "out of memory");
- if (saveheaperror) {
- setheaperror(saveheaperror);
- saveheaperror();
- }
-}
-
-void CodeGen_InitialSanityCheck(void) {
-}