diff options
| author | Eric Anholt <[email protected]> | 2015-10-26 13:17:33 -0700 |
|---|---|---|
| committer | Eric Anholt <[email protected]> | 2015-10-26 16:48:34 -0700 |
| commit | 652a864b257650e730ecec9e5882d765840a02e1 (patch) | |
| tree | 366eeb9c0dcf79055ef80938fc9e2111a137d861 /src/gallium/drivers/vc4 | |
| parent | 3d7a088608b38b3a460ad7ba5c7fb575815c8a43 (diff) | |
vc4: Fix up the test for whether the unpack can be from r4.
We can do 16a/16b from float as well. No difference on shader-db.
Diffstat (limited to 'src/gallium/drivers/vc4')
| -rw-r--r-- | src/gallium/drivers/vc4/vc4_qir.c | 24 | ||||
| -rw-r--r-- | src/gallium/drivers/vc4/vc4_qir.h | 1 | ||||
| -rw-r--r-- | src/gallium/drivers/vc4/vc4_register_allocate.c | 10 |
3 files changed, 27 insertions, 8 deletions
diff --git a/src/gallium/drivers/vc4/vc4_qir.c b/src/gallium/drivers/vc4/vc4_qir.c index 59a4e62159c..ce6618fe7d0 100644 --- a/src/gallium/drivers/vc4/vc4_qir.c +++ b/src/gallium/drivers/vc4/vc4_qir.c @@ -190,6 +190,30 @@ qir_is_mul(struct qinst *inst) } bool +qir_is_float_input(struct qinst *inst) +{ + switch (inst->op) { + case QOP_FMUL: + case QOP_FADD: + case QOP_FSUB: + case QOP_FMIN: + case QOP_FMAX: + case QOP_FMINABS: + case QOP_FMAXABS: + case QOP_FTOI: + 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: + return true; + default: + return false; + } +} + +bool qir_is_raw_mov(struct qinst *inst) { return (inst->op == QOP_MOV && diff --git a/src/gallium/drivers/vc4/vc4_qir.h b/src/gallium/drivers/vc4/vc4_qir.h index aa4d9328f37..1a1e0f32386 100644 --- a/src/gallium/drivers/vc4/vc4_qir.h +++ b/src/gallium/drivers/vc4/vc4_qir.h @@ -465,6 +465,7 @@ bool qir_is_multi_instruction(struct qinst *inst); bool qir_is_mul(struct qinst *inst); bool qir_is_raw_mov(struct qinst *inst); bool qir_is_tex(struct qinst *inst); +bool qir_is_float_input(struct qinst *inst); bool qir_depends_on_flags(struct qinst *inst); bool qir_writes_r4(struct qinst *inst); bool qir_src_needs_a_file(struct qinst *inst); diff --git a/src/gallium/drivers/vc4/vc4_register_allocate.c b/src/gallium/drivers/vc4/vc4_register_allocate.c index 3ced50f3a44..2a1b6c35d69 100644 --- a/src/gallium/drivers/vc4/vc4_register_allocate.c +++ b/src/gallium/drivers/vc4/vc4_register_allocate.c @@ -283,20 +283,14 @@ vc4_register_allocate(struct vc4_context *vc4, struct vc4_compile *c) } if (qir_src_needs_a_file(inst)) { - switch (inst->op) { - case QOP_UNPACK_8A_F: - case QOP_UNPACK_8B_F: - case QOP_UNPACK_8C_F: - case QOP_UNPACK_8D_F: + if (qir_is_float_input(inst)) { /* Special case: these can be done as R4 * unpacks, as well. */ class_bits[inst->src[0].index] &= (CLASS_BIT_A | CLASS_BIT_R4); - break; - default: + } else { class_bits[inst->src[0].index] &= CLASS_BIT_A; - break; } } ip++; |