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/* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */
/*
* Copyright (C) 2014 Rob Clark <robclark@freedesktop.org>
*
* 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 (including the next
* paragraph) 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.
*
* Authors:
* Rob Clark <robclark@freedesktop.org>
*/
#include <stdarg.h>
#include <stdio.h>
#include "ir3.h"
#define PTRID(x) ((unsigned long)(x))
static void print_instr_name(struct ir3_instruction *instr)
{
if (!instr)
return;
#ifdef DEBUG
printf("%04u:", instr->serialno);
#endif
printf("%04u:", instr->name);
printf("%03u: ", instr->depth);
if (instr->flags & IR3_INSTR_SY)
printf("(sy)");
if (instr->flags & IR3_INSTR_SS)
printf("(ss)");
if (is_meta(instr)) {
switch(instr->opc) {
case OPC_META_PHI:
printf("Φ");
break;
default:
/* shouldn't hit here.. just for debugging: */
switch (instr->opc) {
case OPC_META_INPUT: printf("_meta:in"); break;
case OPC_META_FO: printf("_meta:fo"); break;
case OPC_META_FI: printf("_meta:fi"); break;
default: printf("_meta:%d", instr->opc); break;
}
break;
}
} else if (instr->opc == OPC_MOV) {
static const char *type[] = {
[TYPE_F16] = "f16",
[TYPE_F32] = "f32",
[TYPE_U16] = "u16",
[TYPE_U32] = "u32",
[TYPE_S16] = "s16",
[TYPE_S32] = "s32",
[TYPE_U8] = "u8",
[TYPE_S8] = "s8",
};
if (instr->cat1.src_type == instr->cat1.dst_type)
printf("mov");
else
printf("cov");
printf(".%s%s", type[instr->cat1.src_type], type[instr->cat1.dst_type]);
} else {
printf("%s", ir3_instr_name(instr));
if (instr->flags & IR3_INSTR_3D)
printf(".3d");
if (instr->flags & IR3_INSTR_A)
printf(".a");
if (instr->flags & IR3_INSTR_O)
printf(".o");
if (instr->flags & IR3_INSTR_P)
printf(".p");
if (instr->flags & IR3_INSTR_S)
printf(".s");
if (instr->flags & IR3_INSTR_S2EN)
printf(".s2en");
}
}
static void print_reg_name(struct ir3_register *reg)
{
if ((reg->flags & (IR3_REG_FABS | IR3_REG_SABS)) &&
(reg->flags & (IR3_REG_FNEG | IR3_REG_SNEG | IR3_REG_BNOT)))
printf("(absneg)");
else if (reg->flags & (IR3_REG_FNEG | IR3_REG_SNEG | IR3_REG_BNOT))
printf("(neg)");
else if (reg->flags & (IR3_REG_FABS | IR3_REG_SABS))
printf("(abs)");
if (reg->flags & IR3_REG_IMMED) {
printf("imm[%f,%d,0x%x]", reg->fim_val, reg->iim_val, reg->iim_val);
} else if (reg->flags & IR3_REG_ARRAY) {
printf("arr[id=%u, offset=%d, size=%u", reg->array.id,
reg->array.offset, reg->size);
/* for ARRAY we could have null src, for example first write
* instruction..
*/
if (reg->instr) {
printf(", _[");
print_instr_name(reg->instr);
printf("]");
}
printf("]");
} else if (reg->flags & IR3_REG_SSA) {
printf("_[");
print_instr_name(reg->instr);
printf("]");
} else if (reg->flags & IR3_REG_RELATIV) {
if (reg->flags & IR3_REG_HALF)
printf("h");
if (reg->flags & IR3_REG_CONST)
printf("c<a0.x + %d>", reg->array.offset);
else
printf("\x1b[0;31mr<a0.x + %d>\x1b[0m (%u)", reg->array.offset, reg->size);
} else {
if (reg->flags & IR3_REG_HALF)
printf("h");
if (reg->flags & IR3_REG_CONST)
printf("c%u.%c", reg_num(reg), "xyzw"[reg_comp(reg)]);
else
printf("\x1b[0;31mr%u.%c\x1b[0m", reg_num(reg), "xyzw"[reg_comp(reg)]);
}
}
static void
tab(int lvl)
{
for (int i = 0; i < lvl; i++)
printf("\t");
}
static void
print_instr(struct ir3_instruction *instr, int lvl)
{
unsigned i;
tab(lvl);
print_instr_name(instr);
for (i = 0; i < instr->regs_count; i++) {
struct ir3_register *reg = instr->regs[i];
printf(i ? ", " : " ");
print_reg_name(reg);
}
if (instr->address) {
printf(", address=_");
printf("[");
print_instr_name(instr->address);
printf("]");
}
if (instr->cp.left) {
printf(", left=_");
printf("[");
print_instr_name(instr->cp.left);
printf("]");
}
if (instr->cp.right) {
printf(", right=_");
printf("[");
print_instr_name(instr->cp.right);
printf("]");
}
if (instr->opc == OPC_META_FO) {
printf(", off=%d", instr->fo.off);
}
if (is_flow(instr) && instr->cat0.target) {
/* the predicate register src is implied: */
if (instr->opc == OPC_BR) {
printf(" %sp0.x", instr->cat0.inv ? "!" : "");
}
printf(", target=block%u", block_id(instr->cat0.target));
}
printf("\n");
}
void ir3_print_instr(struct ir3_instruction *instr)
{
print_instr(instr, 0);
}
static void
print_block(struct ir3_block *block, int lvl)
{
tab(lvl); printf("block%u {\n", block_id(block));
list_for_each_entry (struct ir3_instruction, instr, &block->instr_list, node) {
print_instr(instr, lvl+1);
}
if (block->successors[1]) {
/* leading into if/else: */
tab(lvl+1);
printf("/* succs: if _[");
print_instr_name(block->condition);
printf("] block%u; else block%u; */\n",
block_id(block->successors[0]),
block_id(block->successors[1]));
} else if (block->successors[0]) {
tab(lvl+1);
printf("/* succs: block%u; */\n",
block_id(block->successors[0]));
}
tab(lvl); printf("}\n");
}
void
ir3_print(struct ir3 *ir)
{
list_for_each_entry (struct ir3_block, block, &ir->block_list, node)
print_block(block, 0);
for (unsigned i = 0; i < ir->noutputs; i++) {
if (!ir->outputs[i])
continue;
printf("out%d: ", i);
print_instr(ir->outputs[i], 0);
}
}
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