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ir3: Improve register printing for SSA

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Print the ssa name for array destinations, and handle printing undef SSA
sources.

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/9842>
This commit is contained in:
Connor Abbott
2021-03-05 22:09:41 +01:00
committed by Emma Anholt
parent edf23e15eb
commit 939ee6966f
1 changed files with 24 additions and 10 deletions
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src/freedreno/ir3/ir3_print.c
+24 -10
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@@ -162,6 +162,23 @@ static void print_instr_name(struct ir3_instruction *instr, bool flags)
}
}
static void print_ssa_def_name(struct ir3_register *reg)
{
printf(SYN_SSA("ssa_%u"), reg->instr->serialno);
}
static void print_ssa_name(struct ir3_register *reg, bool dst)
{
if (!dst) {
if (!reg->def)
printf(SYN_SSA("undef"));
else
print_ssa_def_name(reg->def);
} else {
print_ssa_def_name(reg);
}
}
static void print_reg_name(struct ir3_instruction *instr, struct ir3_register *reg)
{
if ((reg->flags & (IR3_REG_FABS | IR3_REG_SABS)) &&
@@ -183,22 +200,19 @@ static void print_reg_name(struct ir3_instruction *instr, struct ir3_register *r
if (reg->flags & IR3_REG_IMMED) {
printf(SYN_IMMED("imm[%f,%d,0x%x]"), reg->fim_val, reg->iim_val, reg->iim_val);
} else if (reg->flags & IR3_REG_ARRAY) {
if (reg->flags & IR3_REG_SSA) {
print_ssa_name(reg, reg->flags & IR3_REG_DEST);
printf(":");
}
printf(SYN_ARRAY("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..
*
* Note for array writes from another block, we aren't really
* sure who wrote it so skip trying to show this
*/
if (reg->def && (reg->def->instr->block == instr->block)) {
if (reg->flags & IR3_REG_DEST) {
printf(SYN_ARRAY(", "));
printf(SYN_SSA("ssa_%u"), reg->def->instr->serialno);
print_ssa_name(reg, false);
}
printf(SYN_ARRAY("]"));
} else if (reg->flags & IR3_REG_SSA) {
/* For dst regs, reg->def will be NULL: */
printf(SYN_SSA("ssa_%u"), (reg->flags & IR3_REG_DEST) ? instr->serialno : reg->def->instr->serialno);
print_ssa_name(reg, reg->flags & IR3_REG_DEST);
} else if (reg->flags & IR3_REG_RELATIV) {
if (reg->flags & IR3_REG_CONST)
printf(SYN_CONST("c<a0.x + %d>"), reg->array.offset);