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-rw-r--r--src/gallium/drivers/vc4/vc4_program.c13
-rw-r--r--src/gallium/drivers/vc4/vc4_qir.c10
-rw-r--r--src/gallium/drivers/vc4/vc4_qir.h27
-rw-r--r--src/gallium/drivers/vc4/vc4_qpu_emit.c28
4 files changed, 36 insertions, 42 deletions
diff --git a/src/gallium/drivers/vc4/vc4_program.c b/src/gallium/drivers/vc4/vc4_program.c
index 13c472152d8..303132f3a3b 100644
--- a/src/gallium/drivers/vc4/vc4_program.c
+++ b/src/gallium/drivers/vc4/vc4_program.c
@@ -839,14 +839,13 @@ ntq_emit_alu(struct vc4_compile *c, nir_alu_instr *instr)
}
if (instr->op == nir_op_pack_unorm_4x8) {
- struct qreg result;
+ struct qreg result = qir_get_temp(c);
+
for (int i = 0; i < 4; i++) {
- struct qreg src = ntq_get_src(c, instr->src[0].src,
- instr->src[0].swizzle[i]);
- if (i == 0)
- result = qir_PACK_8888_F(c, src);
- else
- result = qir_PACK_8_F(c, result, src, i);
+ qir_PACK_8_F(c, result,
+ ntq_get_src(c, instr->src[0].src,
+ instr->src[0].swizzle[i]),
+ i);
}
struct qreg *dest = ntq_get_dest(c, &instr->dest.dest);
*dest = result;
diff --git a/src/gallium/drivers/vc4/vc4_qir.c b/src/gallium/drivers/vc4/vc4_qir.c
index 90d1c1ff69b..3a37451a3ca 100644
--- a/src/gallium/drivers/vc4/vc4_qir.c
+++ b/src/gallium/drivers/vc4/vc4_qir.c
@@ -71,11 +71,11 @@ static const struct qir_op_info qir_op_info[] = {
[QOP_RSQ] = { "rsq", 1, 1, false, true },
[QOP_EXP2] = { "exp2", 1, 2, false, true },
[QOP_LOG2] = { "log2", 1, 2, false, true },
- [QOP_PACK_8888_F] = { "pack_8888_f", 1, 1, false, true },
- [QOP_PACK_8A_F] = { "pack_8a_f", 1, 2, false, true },
- [QOP_PACK_8B_F] = { "pack_8b_f", 1, 2, false, true },
- [QOP_PACK_8C_F] = { "pack_8c_f", 1, 2, false, true },
- [QOP_PACK_8D_F] = { "pack_8d_f", 1, 2, false, true },
+ [QOP_PACK_8888_F] = { "pack_8888_f", 1, 1 },
+ [QOP_PACK_8A_F] = { "pack_8a_f", 1, 1 },
+ [QOP_PACK_8B_F] = { "pack_8b_f", 1, 1 },
+ [QOP_PACK_8C_F] = { "pack_8c_f", 1, 1 },
+ [QOP_PACK_8D_F] = { "pack_8d_f", 1, 1 },
[QOP_PACK_SCALED] = { "pack_scaled", 1, 2, false, true },
[QOP_TLB_DISCARD_SETUP] = { "discard", 0, 1, true },
[QOP_TLB_STENCIL_SETUP] = { "tlb_stencil_setup", 0, 1, true },
diff --git a/src/gallium/drivers/vc4/vc4_qir.h b/src/gallium/drivers/vc4/vc4_qir.h
index cade795c12a..ca93ab8641f 100644
--- a/src/gallium/drivers/vc4/vc4_qir.h
+++ b/src/gallium/drivers/vc4/vc4_qir.h
@@ -534,6 +534,16 @@ qir_##name(struct vc4_compile *c, struct qreg a, struct qreg b) \
qir_emit(c, qir_inst(QOP_##name, c->undef, a, b)); \
}
+#define QIR_PACK(name) \
+static inline struct qreg \
+qir_##name(struct vc4_compile *c, struct qreg dest, struct qreg a) \
+{ \
+ qir_emit(c, qir_inst(QOP_##name, dest, a, c->undef)); \
+ if (dest.file == QFILE_TEMP) \
+ c->defs[dest.index] = NULL; \
+ return dest; \
+}
+
QIR_ALU1(MOV)
QIR_ALU2(FADD)
QIR_ALU2(FSUB)
@@ -572,10 +582,10 @@ QIR_ALU1(EXP2)
QIR_ALU1(LOG2)
QIR_ALU2(PACK_SCALED)
QIR_ALU1(PACK_8888_F)
-QIR_ALU2(PACK_8A_F)
-QIR_ALU2(PACK_8B_F)
-QIR_ALU2(PACK_8C_F)
-QIR_ALU2(PACK_8D_F)
+QIR_PACK(PACK_8A_F)
+QIR_PACK(PACK_8B_F)
+QIR_PACK(PACK_8C_F)
+QIR_PACK(PACK_8D_F)
QIR_ALU1(VARY_ADD_C)
QIR_NODST_2(TEX_S)
QIR_NODST_2(TEX_T)
@@ -627,11 +637,12 @@ qir_UNPACK_16_I(struct vc4_compile *c, struct qreg src, int i)
}
static inline struct qreg
-qir_PACK_8_F(struct vc4_compile *c, struct qreg rest, struct qreg val, int chan)
+qir_PACK_8_F(struct vc4_compile *c, struct qreg dest, struct qreg val, int chan)
{
- struct qreg t = qir_get_temp(c);
- qir_emit(c, qir_inst(QOP_PACK_8A_F + chan, t, rest, val));
- return t;
+ qir_emit(c, qir_inst(QOP_PACK_8A_F + chan, dest, val, c->undef));
+ if (dest.file == QFILE_TEMP)
+ c->defs[dest.index] = NULL;
+ return dest;
}
static inline struct qreg
diff --git a/src/gallium/drivers/vc4/vc4_qpu_emit.c b/src/gallium/drivers/vc4/vc4_qpu_emit.c
index f324056258c..e89db3e4f05 100644
--- a/src/gallium/drivers/vc4/vc4_qpu_emit.c
+++ b/src/gallium/drivers/vc4/vc4_qpu_emit.c
@@ -336,28 +336,12 @@ vc4_generate_code(struct vc4_context *vc4, struct vc4_compile *c)
case QOP_PACK_8B_F:
case QOP_PACK_8C_F:
case QOP_PACK_8D_F:
- /* If dst doesn't happen to already contain src[0],
- * then we have to move it in.
- */
- if (qinst->src[0].file != QFILE_NULL &&
- (src[0].mux != dst.mux || src[0].addr != dst.addr)) {
- /* Don't overwrite src1 while setting up
- * the dst!
- */
- if (dst.mux == src[1].mux &&
- dst.addr == src[1].addr) {
- queue(c, qpu_m_MOV(qpu_rb(31), src[1]));
- src[1] = qpu_rb(31);
- }
-
- queue(c, qpu_m_MOV(dst, src[0]));
- }
-
- queue(c, qpu_m_MOV(dst, src[1]));
- *last_inst(c) |= QPU_PM;
- *last_inst(c) |= QPU_SET_FIELD(QPU_PACK_MUL_8A +
- qinst->op - QOP_PACK_8A_F,
- QPU_PACK);
+ queue(c,
+ qpu_m_MOV(dst, src[0]) |
+ QPU_PM |
+ QPU_SET_FIELD(QPU_PACK_MUL_8A +
+ qinst->op - QOP_PACK_8A_F,
+ QPU_PACK));
break;
case QOP_FRAG_X: