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vc4: Move the tests for src needing to be an A register to vc4_qir.c.

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I want it from another location.
This commit is contained in:
Eric Anholt
2015-01-12 09:10:35 +13:00
parent 8f2fb68026
commit 772c47aefe
3 changed files with 28 additions and 17 deletions
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src/gallium/drivers/vc4/vc4_qir.c
+22
View File
@@ -192,6 +192,28 @@ qir_depends_on_flags(struct qinst *inst)
}
}
bool
qir_src_needs_a_file(struct qinst *inst)
{
switch (inst->op) {
case QOP_UNPACK_8A_F:
case QOP_UNPACK_8B_F:
case QOP_UNPACK_8C_F:
case QOP_UNPACK_8D_F:
case QOP_UNPACK_16A_F:
case QOP_UNPACK_16B_F:
case QOP_UNPACK_8A_I:
case QOP_UNPACK_8B_I:
case QOP_UNPACK_8C_I:
case QOP_UNPACK_8D_I:
case QOP_UNPACK_16A_I:
case QOP_UNPACK_16B_I:
return true;
default:
return false;
}
}
bool
qir_writes_r4(struct qinst *inst)
{
src/gallium/drivers/vc4/vc4_qir.h
+1
View File
@@ -385,6 +385,7 @@ bool qir_is_multi_instruction(struct qinst *inst);
bool qir_depends_on_flags(struct qinst *inst);
bool qir_writes_r4(struct qinst *inst);
bool qir_reads_r4(struct qinst *inst);
bool qir_src_needs_a_file(struct qinst *inst);
struct qreg qir_follow_movs(struct qinst **defs, struct qreg reg);
void qir_dump(struct vc4_compile *c);
src/gallium/drivers/vc4/vc4_register_allocate.c
+5 -17
View File
@@ -254,26 +254,14 @@ vc4_register_allocate(struct vc4_context *vc4, struct vc4_compile *c)
vc4->reg_class_a);
break;
case QOP_UNPACK_8A_F:
case QOP_UNPACK_8B_F:
case QOP_UNPACK_8C_F:
case QOP_UNPACK_8D_F:
case QOP_UNPACK_16A_F:
case QOP_UNPACK_16B_F:
case QOP_UNPACK_8A_I:
case QOP_UNPACK_8B_I:
case QOP_UNPACK_8C_I:
case QOP_UNPACK_8D_I:
case QOP_UNPACK_16A_I:
case QOP_UNPACK_16B_I:
/* The unpack flags require an A-file src register. */
ra_set_node_class(g, temp_to_node[inst->src[0].index],
vc4->reg_class_a);
break;
default:
break;
}
if (qir_src_needs_a_file(inst)) {
ra_set_node_class(g, temp_to_node[inst->src[0].index],
vc4->reg_class_a);
}
}
for (uint32_t i = 0; i < c->num_temps; i++) {