gitignore: add gmqcc, gmqpak, qmcvm, testsuite, pak.

[xonotic/gmqcc.git] / ir.h

diff --git a/ir.h b/ir.h
index 75946959a900ed0914dd21b2072359c2594f34d4..dac16a39b4d492f22bbd5f59c3738d6cf243b1a4 100644 (file)
--- a/ir.h
+++ b/ir.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2012
+ * Copyright (C) 2012, 2013
  *     Wolfgang Bumiller
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
@@ -22,7 +22,7 @@
  */
 #ifndef GMQCC_IR_HDR
 #define GMQCC_IR_HDR
-
+#include "gmqcc.h"
 /* ir_value */
 
 typedef struct
@@ -44,6 +44,7 @@ typedef struct ir_value_s {
     int       outtype;
     /* 'const' vs 'var' qualifier */
     int       cvq;
+    uint32_t  flags;
 
     struct ir_instr_s **reads;
     struct ir_instr_s **writes;
@@ -77,6 +78,9 @@ typedef struct ir_value_s {
 
     /* arrays will never overlap with temps */
     bool unique_life;
+    /* temps living during a CALL must be locked */
+    bool      locked;
+    bool      callparam;
 
     /* For the temp allocator */
     ir_life_entry_t *life;
@@ -94,7 +98,7 @@ void      ir_value_delete(ir_value*);
 bool      ir_value_set_name(ir_value*, const char *name);
 ir_value* ir_value_vector_member(ir_value*, unsigned int member);
 
-bool GMQCC_WARN vec_ir_value_find(ir_value **vec, ir_value *what, size_t *idx);
+bool GMQCC_WARN vec_ir_value_find(ir_value **vec, const ir_value *what, size_t *idx);
 
 bool GMQCC_WARN ir_value_set_float(ir_value*, float f);
 bool GMQCC_WARN ir_value_set_func(ir_value*, int f);
@@ -151,7 +155,7 @@ void      ir_instr_delete(ir_instr*);
 
 bool GMQCC_WARN vec_ir_instr_find(ir_instr **vec, ir_instr *what, size_t *idx);
 
-bool GMQCC_WARN ir_instr_op(ir_instr*, int op, ir_value *value, bool writing);
+bool ir_instr_op(ir_instr*, int op, ir_value *value, bool writing);
 
 void ir_instr_dump(ir_instr* in, char *ind, int (*oprintf)(const char*,...));
 
@@ -168,9 +172,9 @@ typedef struct ir_block_s
     ir_value          **living;
 
     /* For the temp-allocation */
+    size_t entry_id;
     size_t eid;
     bool   is_return;
-    size_t run_id;
 
     struct ir_function_s *owner;
 
@@ -202,10 +206,6 @@ ir_value* ir_block_create_fieldaddress(ir_block*, lex_ctx, const char *label, ir
 ir_value* ir_block_create_general_instr(ir_block *self, lex_ctx, const char *label,
                                         int op, ir_value *a, ir_value *b, int outype);
 
-ir_value* ir_block_create_add(ir_block*, lex_ctx, const char *label, ir_value *l, ir_value *r);
-ir_value* ir_block_create_sub(ir_block*, lex_ctx, const char *label, ir_value *l, ir_value *r);
-ir_value* ir_block_create_mul(ir_block*, lex_ctx, const char *label, ir_value *l, ir_value *r);
-ir_value* ir_block_create_div(ir_block*, lex_ctx, const char *label, ir_value *l, ir_value *r);
 ir_instr* ir_block_create_phi(ir_block*, lex_ctx, const char *label, int vtype);
 ir_value* ir_phi_value(ir_instr*);
 void ir_phi_add(ir_instr*, ir_block *b, ir_value *v);
@@ -253,6 +253,7 @@ typedef struct ir_function_s
     ir_value **locals;
 
     size_t allocated_locals;
+    size_t globaltemps;
 
     ir_block*     first;
     ir_block*     last;
@@ -271,11 +272,16 @@ typedef struct ir_function_s
     size_t run_id;
 
     struct ir_builder_s *owner;
+
+    /* vararg support: */
+    size_t max_varargs;
 } ir_function;
 #define IR_FLAG_HAS_ARRAYS        (1<<1)
 #define IR_FLAG_HAS_UNINITIALIZED (1<<2)
 #define IR_FLAG_HAS_GOTO          (1<<3)
-#define IR_FLAG_MASK_NO_OVERLAP (IR_FLAG_HAS_ARRAYS | IR_FLAG_HAS_UNINITIALIZED)
+#define IR_FLAG_INCLUDE_DEF       (1<<4)
+#define IR_FLAG_MASK_NO_OVERLAP     (IR_FLAG_HAS_ARRAYS | IR_FLAG_HAS_UNINITIALIZED)
+#define IR_FLAG_MASK_NO_LOCAL_TEMPS (IR_FLAG_HAS_ARRAYS | IR_FLAG_HAS_UNINITIALIZED)
 
 ir_function* ir_function_new(struct ir_builder_s *owner, int returntype);
 void         ir_function_delete(ir_function*);
@@ -311,11 +317,21 @@ typedef struct ir_builder_s
     ht            htfields;
 
     ir_value    **extparams;
+    ir_value    **extparam_protos;
+
+    /* the highest func->allocated_locals */
+    size_t        max_locals;
+    size_t        max_globaltemps;
+    uint32_t      first_common_local;
+    uint32_t      first_common_globaltemp;
 
     const char **filenames;
     qcint       *filestrings;
     /* we cache the #IMMEDIATE string here */
-    qcint str_immediate;
+    qcint        str_immediate;
+    /* there should just be this one nil */
+    ir_value    *nil;
+    ir_value    *reserved_va_count;
 } ir_builder;
 
 ir_builder* ir_builder_new(const char *modulename);
@@ -331,12 +347,19 @@ 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);
+ir_value* ir_builder_get_va_count(ir_builder*);
+
+bool ir_builder_generate(code_t *, 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 ];
+
+/*
+ * This code assumes 32 bit floats while generating binary
+ * Blub: don't use extern here, it's annoying and shows up in nm
+ * for some reason :P  
+ */
+typedef int static_assert_is_32bit_float  [(sizeof(int32_t) == 4)?1:-1];
+typedef int static_assert_is_32bit_integer[(sizeof(qcfloat) == 4)?1:-1];
 
 #endif