IR3_REG_CONST = 0x001,
IR3_REG_IMMED = 0x002,
IR3_REG_HALF = 0x004,
- IR3_REG_RELATIV= 0x008,
- IR3_REG_R = 0x010,
+ /* high registers are used for some things in compute shaders,
+ * for example. Seems to be for things that are global to all
+ * threads in a wave, so possibly these are global/shared by
+ * all the threads in the wave?
+ */
+ IR3_REG_HIGH = 0x008,
+ IR3_REG_RELATIV= 0x010,
+ IR3_REG_R = 0x020,
/* Most instructions, it seems, can do float abs/neg but not
* integer. The CP pass needs to know what is intended (int or
* float) in order to do the right thing. For this reason the
* bitwise not, so split that out into a new flag to make it
* more clear.
*/
- IR3_REG_FNEG = 0x020,
- IR3_REG_FABS = 0x040,
- IR3_REG_SNEG = 0x080,
- IR3_REG_SABS = 0x100,
- IR3_REG_BNOT = 0x200,
- IR3_REG_EVEN = 0x400,
- IR3_REG_POS_INF= 0x800,
+ IR3_REG_FNEG = 0x040,
+ IR3_REG_FABS = 0x080,
+ IR3_REG_SNEG = 0x100,
+ IR3_REG_SABS = 0x200,
+ IR3_REG_BNOT = 0x400,
+ IR3_REG_EVEN = 0x800,
+ IR3_REG_POS_INF= 0x1000,
/* (ei) flag, end-input? Set on last bary, presumably to signal
* that the shader needs no more input:
*/
- IR3_REG_EI = 0x1000,
+ IR3_REG_EI = 0x2000,
/* meta-flags, for intermediate stages of IR, ie.
* before register assignment is done:
*/
- IR3_REG_SSA = 0x2000, /* 'instr' is ptr to assigning instr */
- IR3_REG_ARRAY = 0x4000,
- IR3_REG_PHI_SRC= 0x8000, /* phi src, regs[0]->instr points to phi */
+ IR3_REG_SSA = 0x4000, /* 'instr' is ptr to assigning instr */
+ IR3_REG_ARRAY = 0x8000,
+ IR3_REG_PHI_SRC= 0x10000, /* phi src, regs[0]->instr points to phi */
} flags;
union {
type_t type;
int src_offset;
int dst_offset;
- int iim_val;
+ int iim_val; /* for ldgb/stgb, # of components */
} cat6;
/* for meta-instructions, just used to hold extra data
* before instruction scheduling, etc
return num;
}
-struct ir3_heap_chunk;
+/*
+ * Stupid/simple growable array implementation:
+ */
+#define DECLARE_ARRAY(type, name) \
+ unsigned name ## _count, name ## _sz; \
+ type * name;
+
+#define array_insert(ctx, arr, val) do { \
+ if (arr ## _count == arr ## _sz) { \
+ arr ## _sz = MAX2(2 * arr ## _sz, 16); \
+ arr = reralloc_size(ctx, arr, arr ## _sz * sizeof(arr[0])); \
+ } \
+ arr[arr ##_count++] = val; \
+ } while (0)
struct ir3 {
struct ir3_compiler *compiler;
* threads in a group are killed before the last bary.f gets
* a chance to signal end of input (ei).
*/
- unsigned baryfs_count, baryfs_sz;
- struct ir3_instruction **baryfs;
+ DECLARE_ARRAY(struct ir3_instruction *, baryfs);
/* Track all indirect instructions (read and write). To avoid
* deadlock scenario where an address register gets scheduled,
* convenient list of instructions that reference some address
* register simplifies this.
*/
- unsigned indirects_count, indirects_sz;
- struct ir3_instruction **indirects;
+ DECLARE_ARRAY(struct ir3_instruction *, indirects);
+
/* and same for instructions that consume predicate register: */
- unsigned predicates_count, predicates_sz;
- struct ir3_instruction **predicates;
+ DECLARE_ARRAY(struct ir3_instruction *, predicates);
- /* Track instructions which do not write a register but other-
- * wise must not be discarded (such as kill, stg, etc)
+ /* Track texture sample instructions which need texture state
+ * patched in (for astc-srgb workaround):
*/
- unsigned keeps_count, keeps_sz;
- struct ir3_instruction **keeps;
+ DECLARE_ARRAY(struct ir3_instruction *, astc_srgb);
/* List of blocks: */
struct list_head block_list;
/* List of ir3_array's: */
struct list_head array_list;
-
- unsigned heap_idx;
- struct ir3_heap_chunk *chunk;
};
-typedef struct nir_variable nir_variable;
+typedef struct nir_register nir_register;
struct ir3_array {
struct list_head node;
unsigned length;
unsigned id;
- nir_variable *var;
+ nir_register *r;
/* We track the last write and last access (read or write) to
* setup dependencies on instructions that read or write the
uint16_t start_ip, end_ip;
+ /* Track instructions which do not write a register but other-
+ * wise must not be discarded (such as kill, stg, etc)
+ */
+ DECLARE_ARRAY(struct ir3_instruction *, keeps);
+
/* used for per-pass extra block data. Mainly used right
* now in RA step to track livein/liveout.
*/
*/
switch (instr->opc) {
case OPC_STG:
+ case OPC_STGB:
case OPC_STP:
case OPC_STL:
case OPC_STLW:
{
switch (instr->opc) {
case OPC_LDG:
+ case OPC_LDGB:
case OPC_LDL:
case OPC_LDP:
case OPC_L2G:
case OPC_LDLW:
- case OPC_LDC_4:
+ case OPC_LDC:
case OPC_LDLV:
/* probably some others too.. */
return true;
}
}
-#define array_insert(arr, val) do { \
- if (arr ## _count == arr ## _sz) { \
- arr ## _sz = MAX2(2 * arr ## _sz, 16); \
- arr = realloc(arr, arr ## _sz * sizeof(arr[0])); \
- } \
- arr[arr ##_count++] = val; \
- } while (0)
-
/* iterator for an instructions's sources (reg), also returns src #: */
#define foreach_src_n(__srcreg, __n, __instr) \
if ((__instr)->regs_count) \
void ir3_depth(struct ir3 *ir);
/* copy-propagate: */
-void ir3_cp(struct ir3 *ir);
+struct ir3_shader_variant;
+void ir3_cp(struct ir3 *ir, struct ir3_shader_variant *so);
/* group neighbors and insert mov's to resolve conflicts: */
void ir3_group(struct ir3 *ir);
bool frag_coord, bool frag_face);
/* legalize: */
-void ir3_legalize(struct ir3 *ir, bool *has_samp, int *max_bary);
+void ir3_legalize(struct ir3 *ir, bool *has_samp, bool *has_ssbo, int *max_bary);
/* ************************************************************************* */
/* instruction helpers */
return instr; \
}
+#define INSTR4(name) \
+static inline struct ir3_instruction * \
+ir3_##name(struct ir3_block *block, \
+ struct ir3_instruction *a, unsigned aflags, \
+ struct ir3_instruction *b, unsigned bflags, \
+ struct ir3_instruction *c, unsigned cflags, \
+ struct ir3_instruction *d, unsigned dflags) \
+{ \
+ struct ir3_instruction *instr = \
+ ir3_instr_create2(block, OPC_##name, 5); \
+ ir3_reg_create(instr, 0, 0); /* dst */ \
+ ir3_reg_create(instr, 0, IR3_REG_SSA | aflags)->instr = a; \
+ ir3_reg_create(instr, 0, IR3_REG_SSA | bflags)->instr = b; \
+ ir3_reg_create(instr, 0, IR3_REG_SSA | cflags)->instr = c; \
+ ir3_reg_create(instr, 0, IR3_REG_SSA | dflags)->instr = d; \
+ return instr; \
+}
+
/* cat0 instructions: */
INSTR0(BR);
INSTR0(JUMP);
INSTR2(LDLV)
INSTR2(LDG)
INSTR3(STG)
+INSTR3(LDGB);
+INSTR4(STGB);
+INSTR4(ATOMIC_ADD);
+INSTR4(ATOMIC_SUB);
+INSTR4(ATOMIC_XCHG);
+INSTR4(ATOMIC_INC);
+INSTR4(ATOMIC_DEC);
+INSTR4(ATOMIC_CMPXCHG);
+INSTR4(ATOMIC_MIN);
+INSTR4(ATOMIC_MAX);
+INSTR4(ATOMIC_AND);
+INSTR4(ATOMIC_OR);
+INSTR4(ATOMIC_XOR);
/* ************************************************************************* */
/* split this out or find some helper to use.. like main/bitset.h.. */