X-Git-Url: https://git.xonotic.org/?p=xonotic%2Fgmqcc.git;a=blobdiff_plain;f=ir.h;h=a7f41d0c79f80da57d137305ef09b81a7b317d4f;hp=91b112cd2ba4df1d27ef0fc0f0046003df08c698;hb=e143db0caec8f3c61008cff5b1abcf0312666efe;hpb=42d9ff3563cb886caa0664250445a3c9f4c8871e diff --git a/ir.h b/ir.h index 91b112c..a7f41d0 100644 --- a/ir.h +++ b/ir.h @@ -1,7 +1,27 @@ -#ifndef QCIR_H__ -#define QCIR_H__ - -#include "astir.h" +/* + * Copyright (C) 2012 + * Wolfgang Bumiller + * + * 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 + * AUTHORS OR COPYRIGHT HOLDERS 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. + */ +#ifndef GMQCC_IR_HDR +#define GMQCC_IR_HDR /* ir_value */ @@ -14,57 +34,93 @@ typedef struct struct ir_function_s; typedef struct ir_value_s { - const char *name; - ir_type_t vtype; - ir_store_t store; - filecontext_t context; + char *name; + int vtype; + int store; + lex_ctx context; + /* even the IR knows the subtype of a field */ + int fieldtype; + /* and the output type of a function */ + int outtype; MEM_VECTOR_MAKE(struct ir_instr_s*, reads); MEM_VECTOR_MAKE(struct ir_instr_s*, writes); /* constantvalues */ + bool isconst; union { - float vfloat; - int vint; - qc_vec_t vvec; + float vfloat; + int vint; + vector vvec; + int32_t ivec[3]; + char *vstring; struct ir_value_s *vpointer; - const char *vstring; - } cvalue; - qbool has_constval; + struct ir_function_s *vfunc; + } constval; + + struct { + int32_t globaladdr; + int32_t name; + /* filled by the local-allocator */ + int32_t local; + /* added for members */ + int32_t addroffset; + } code; + + /* for acessing vectors */ + struct ir_value_s *members[3]; + struct ir_value_s *memberof; /* For the temp allocator */ MEM_VECTOR_MAKE(ir_life_entry_t, life); } ir_value; +int32_t ir_value_code_addr(const ir_value*); + /* ir_value can be a variable, or created by an operation */ -ir_value* ir_value_var(const char *name, ir_store_t st, ir_type_t vtype); +ir_value* ir_value_var(const char *name, int st, int vtype); /* if a result of an operation: the function should store * it to remember to delete it / garbage collect it */ -ir_value* ir_value_out(struct ir_function_s *owner, const char *name, ir_store_t st, ir_type_t vtype); +ir_value* ir_value_out(struct ir_function_s *owner, const char *name, int st, int vtype); void ir_value_delete(ir_value*); -void ir_value_set_name(ir_value*, const char *name); +bool ir_value_set_name(ir_value*, const char *name); +ir_value* ir_value_vector_member(ir_value*, unsigned int member); -MEM_VECTOR_PROTO(ir_value, struct ir_instr_s*, reads) -MEM_VECTOR_PROTO(ir_value, struct ir_instr_s*, writes) +MEM_VECTOR_PROTO_ALL(ir_value, struct ir_instr_s*, reads); +MEM_VECTOR_PROTO_ALL(ir_value, struct ir_instr_s*, writes); -qbool ir_value_set_float(ir_value*, float f); -qbool ir_value_set_int(ir_value*, int i); -qbool ir_value_set_string(ir_value*, const char *s); -qbool ir_value_set_vector(ir_value*, qc_vec_t v); -/*qbool ir_value_set_pointer_v(ir_value*, ir_value* p); */ -/*qbool ir_value_set_pointer_i(ir_value*, int i); */ +bool GMQCC_WARN ir_value_set_float(ir_value*, float f); +bool GMQCC_WARN ir_value_set_func(ir_value*, int f); +#if 0 +bool GMQCC_WARN ir_value_set_int(ir_value*, int i); +#endif +bool GMQCC_WARN ir_value_set_string(ir_value*, const char *s); +bool GMQCC_WARN ir_value_set_vector(ir_value*, vector v); +bool GMQCC_WARN ir_value_set_field(ir_value*, ir_value *fld); +/*bool ir_value_set_pointer_v(ir_value*, ir_value* p); */ +/*bool ir_value_set_pointer_i(ir_value*, int i); */ -MEM_VECTOR_PROTO(ir_value, ir_life_entry_t, life) +MEM_VECTOR_PROTO(ir_value, ir_life_entry_t, life); /* merge an instruction into the life-range */ /* returns false if the lifepoint was already known */ -qbool ir_value_life_merge(ir_value*, size_t); +bool ir_value_life_merge(ir_value*, size_t); +bool ir_value_life_merge_into(ir_value*, const ir_value*); /* check if a value lives at a specific point */ -qbool ir_value_lives(ir_value*, size_t); +bool ir_value_lives(ir_value*, size_t); +/* check if the life-range of 2 values overlaps */ +bool ir_values_overlap(const ir_value*, const ir_value*); void ir_value_dump(ir_value*, int (*oprintf)(const char*,...)); -void ir_value_dump_life(ir_value *self, int (*oprintf)(const char*,...)); +void ir_value_dump_life(const ir_value *self, int (*oprintf)(const char*,...)); +/* A vector of IR values */ +typedef struct { + MEM_VECTOR_MAKE(ir_value*, v); +} ir_value_vector; +MEM_VECTOR_PROTO(ir_value_vector, ir_value*, v); + +/* PHI data */ typedef struct ir_phi_entry_s { ir_value *value; @@ -74,12 +130,13 @@ typedef struct ir_phi_entry_s /* instruction */ typedef struct ir_instr_s { - ir_op_t opcode; - filecontext_t context; - ir_value* (_ops[3]); + int opcode; + lex_ctx context; + ir_value* (_ops[3]); struct ir_block_s* (bops[2]); MEM_VECTOR_MAKE(ir_phi_entry_t, phi); + MEM_VECTOR_MAKE(ir_value*, params); /* For the temp-allocation */ size_t eid; @@ -87,20 +144,22 @@ typedef struct ir_instr_s struct ir_block_s *owner; } ir_instr; -ir_instr* ir_instr_new(struct ir_block_s *owner, ir_op_t opcode); +ir_instr* ir_instr_new(struct ir_block_s *owner, int opcode); void ir_instr_delete(ir_instr*); -MEM_VECTOR_PROTO(ir_value, ir_phi_entry_t, phi) -void ir_instr_op(ir_instr*, int op, ir_value *value, qbool writing); +MEM_VECTOR_PROTO(ir_value, ir_phi_entry_t, phi); +bool GMQCC_WARN ir_instr_op(ir_instr*, int op, ir_value *value, bool writing); + +MEM_VECTOR_PROTO(ir_value, ir_value*, params); void ir_instr_dump(ir_instr* in, char *ind, int (*oprintf)(const char*,...)); /* block */ typedef struct ir_block_s { - const char *label; - filecontext_t context; - qbool final; /* once a jump is added we're done */ + char *label; + lex_ctx context; + bool final; /* once a jump is added we're done */ MEM_VECTOR_MAKE(ir_instr*, instr); MEM_VECTOR_MAKE(struct ir_block_s*, entries); @@ -109,48 +168,68 @@ typedef struct ir_block_s /* For the temp-allocation */ size_t eid; - qbool is_return; + bool is_return; size_t run_id; struct ir_function_s *owner; + + bool generated; + size_t code_start; } ir_block; ir_block* ir_block_new(struct ir_function_s *owner, const char *label); void ir_block_delete(ir_block*); -void ir_block_set_label(ir_block*, const char *label); +bool ir_block_set_label(ir_block*, const char *label); -MEM_VECTOR_PROTO(ir_block, ir_instr*, instr) -MEM_VECTOR_PROTO_ALL(ir_block, ir_block*, exits) -MEM_VECTOR_PROTO_ALL(ir_block, ir_block*, entries) +MEM_VECTOR_PROTO(ir_block, ir_instr*, instr); +MEM_VECTOR_PROTO_ALL(ir_block, ir_block*, exits); +MEM_VECTOR_PROTO_ALL(ir_block, ir_block*, entries); -ir_value* ir_block_create_binop(ir_block*, const char *label, ir_op_t op, +ir_value* ir_block_create_binop(ir_block*, const char *label, int op, ir_value *left, ir_value *right); -qbool ir_block_create_store_op(ir_block*, ir_op_t op, ir_value *target, ir_value *what); -qbool ir_block_create_store(ir_block*, ir_value *target, ir_value *what); +ir_value* ir_block_create_unary(ir_block*, const char *label, int op, + ir_value *operand); +bool GMQCC_WARN ir_block_create_store_op(ir_block*, int op, ir_value *target, ir_value *what); +bool GMQCC_WARN ir_block_create_store(ir_block*, ir_value *target, ir_value *what); +bool GMQCC_WARN ir_block_create_storep(ir_block*, ir_value *target, ir_value *what); + +/* field must be of TYPE_FIELD */ +ir_value* ir_block_create_load_from_ent(ir_block*, const char *label, ir_value *ent, ir_value *field, int outype); + +ir_value* ir_block_create_fieldaddress(ir_block*, const char *label, ir_value *entity, ir_value *field); + +/* This is to create an instruction of the form + * %label := opcode a, b + */ +ir_value* ir_block_create_general_instr(ir_block *self, const char *label, + int op, ir_value *a, ir_value *b, int outype); ir_value* ir_block_create_add(ir_block*, const char *label, ir_value *l, ir_value *r); ir_value* ir_block_create_sub(ir_block*, const char *label, ir_value *l, ir_value *r); ir_value* ir_block_create_mul(ir_block*, const char *label, ir_value *l, ir_value *r); ir_value* ir_block_create_div(ir_block*, const char *label, ir_value *l, ir_value *r); -ir_instr* ir_block_create_phi(ir_block*, const char *label, ir_type_t vtype); +ir_instr* ir_block_create_phi(ir_block*, const char *label, int vtype); ir_value* ir_phi_value(ir_instr*); -void ir_phi_add(ir_instr*, ir_block *b, ir_value *v); +bool GMQCC_WARN ir_phi_add(ir_instr*, ir_block *b, ir_value *v); +ir_instr* ir_block_create_call(ir_block*, const char *label, ir_value *func); +ir_value* ir_call_value(ir_instr*); +bool GMQCC_WARN ir_call_param(ir_instr*, ir_value*); -void ir_block_create_return(ir_block*, ir_value *opt_value); +bool GMQCC_WARN ir_block_create_return(ir_block*, ir_value *opt_value); -void ir_block_create_if(ir_block*, ir_value *cond, - ir_block *ontrue, ir_block *onfalse); +bool GMQCC_WARN ir_block_create_if(ir_block*, ir_value *cond, + ir_block *ontrue, ir_block *onfalse); /* A 'goto' is an actual 'goto' coded in QC, whereas * a 'jump' is a virtual construct which simply names the * next block to go to. * A goto usually becomes an OP_GOTO in the resulting code, * whereas a 'jump' usually doesn't add any actual instruction. */ -void ir_block_create_jump(ir_block*, ir_block *to); -void ir_block_create_goto(ir_block*, ir_block *to); +bool GMQCC_WARN ir_block_create_jump(ir_block*, ir_block *to); +bool GMQCC_WARN ir_block_create_goto(ir_block*, ir_block *to); -MEM_VECTOR_PROTO_ALL(ir_block, ir_value*, living) +MEM_VECTOR_PROTO_ALL(ir_block, ir_value*, living); void ir_block_dump(ir_block*, char *ind, int (*oprintf)(const char*,...)); @@ -158,11 +237,15 @@ void ir_block_dump(ir_block*, char *ind, int (*oprintf)(const char*,...)); typedef struct ir_function_s { - const char *name; - ir_type_t retype; - MEM_VECTOR_MAKE(ir_type_t, params); + char *name; + int outtype; + MEM_VECTOR_MAKE(int, params); MEM_VECTOR_MAKE(ir_block*, blocks); + int builtin; + + ir_value *value; + /* values generated from operations * which might get optimized away, so anything * in there needs to be deleted in the dtor. @@ -172,10 +255,20 @@ typedef struct ir_function_s /* locally defined variables */ MEM_VECTOR_MAKE(ir_value*, locals); + size_t allocated_locals; + ir_block* first; ir_block* last; - filecontext_t context; + lex_ctx context; + + /* for prototypes - first we generate all the + * globals, and we remember teh function-defs + * so we can later fill in the entry pos + * + * remember the ID: + */ + qcint code_function_def; /* for temp allocation */ size_t run_id; @@ -183,23 +276,23 @@ typedef struct ir_function_s struct ir_builder_s *owner; } ir_function; -ir_function* ir_function_new(struct ir_builder_s *owner); +ir_function* ir_function_new(struct ir_builder_s *owner, int returntype); void ir_function_delete(ir_function*); -void ir_function_collect_value(ir_function*, ir_value *value); +bool GMQCC_WARN ir_function_collect_value(ir_function*, ir_value *value); -void ir_function_set_name(ir_function*, const char *name); -MEM_VECTOR_PROTO(ir_function, ir_type_t, params) -MEM_VECTOR_PROTO(ir_function, ir_block*, blocks) +bool ir_function_set_name(ir_function*, const char *name); +MEM_VECTOR_PROTO(ir_function, int, params); +MEM_VECTOR_PROTO(ir_function, ir_block*, blocks); ir_value* ir_function_get_local(ir_function *self, const char *name); -ir_value* ir_function_create_local(ir_function *self, const char *name, ir_type_t vtype); +ir_value* ir_function_create_local(ir_function *self, const char *name, int vtype, bool param); -void ir_function_finalize(ir_function*); +bool GMQCC_WARN ir_function_finalize(ir_function*); /* -void ir_function_naive_phi(ir_function*); -void ir_function_enumerate(ir_function*); -void ir_function_calculate_liferanges(ir_function*); +bool ir_function_naive_phi(ir_function*); +bool ir_function_enumerate(ir_function*); +bool ir_function_calculate_liferanges(ir_function*); */ ir_block* ir_function_create_block(ir_function*, const char *label); @@ -209,25 +302,42 @@ void ir_function_dump(ir_function*, char *ind, int (*oprintf)(const char*,...)); /* builder */ typedef struct ir_builder_s { - const char *name; + char *name; MEM_VECTOR_MAKE(ir_function*, functions); MEM_VECTOR_MAKE(ir_value*, globals); + MEM_VECTOR_MAKE(ir_value*, fields); + + MEM_VECTOR_MAKE(const char*, filenames); + MEM_VECTOR_MAKE(qcint, filestrings); + /* we cache the #IMMEDIATE string here */ + qcint str_immediate; } ir_builder; ir_builder* ir_builder_new(const char *modulename); void ir_builder_delete(ir_builder*); -void ir_builder_set_name(ir_builder *self, const char *name); +bool ir_builder_set_name(ir_builder *self, const char *name); -MEM_VECTOR_PROTO(ir_builder, ir_function*, functions) -MEM_VECTOR_PROTO(ir_builder, ir_value*, globals) +MEM_VECTOR_PROTO(ir_builder, ir_function*, functions); +MEM_VECTOR_PROTO(ir_builder, ir_value*, globals); +MEM_VECTOR_PROTO(ir_builder, ir_value*, fields); +MEM_VECTOR_PROTO(ir_builder, const char*, filenames); +MEM_VECTOR_PROTO(ir_builder, qcint, filestrings); ir_function* ir_builder_get_function(ir_builder*, const char *fun); -ir_function* ir_builder_create_function(ir_builder*, const char *name); +ir_function* ir_builder_create_function(ir_builder*, const char *name, int outtype); ir_value* ir_builder_get_global(ir_builder*, const char *fun); -ir_value* ir_builder_create_global(ir_builder*, const char *name, ir_type_t vtype); +ir_value* ir_builder_create_global(ir_builder*, const char *name, int vtype); +ir_value* ir_builder_get_field(ir_builder*, const char *fun); +ir_value* ir_builder_create_field(ir_builder*, const char *name, int vtype); + +bool ir_builder_generate(ir_builder *self, const char *filename); void ir_builder_dump(ir_builder*, int (*oprintf)(const char*, ...)); +/* This code assumes 32 bit floats while generating binary */ +extern int check_int_and_float_size +[ (sizeof(int32_t) == sizeof(qcfloat)) ? 1 : -1 ]; + #endif