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| author | Eric Anholt <eric@anholt.net> | 2014-08-21 13:17:58 -0700 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2014-08-22 10:16:58 -0700 |
| commit | 0f894b2795b7a1a33e0d8233eeb2e8eba9c8dcc0 (patch) | |
| tree | 7be7975c29fd117ee2117f78d1a61a35a13a4a14 /src/gallium | |
| parent | cc68be262003f371d2320f98e57931fcef1c7c8c (diff) | |
| download | external_mesa3d-0f894b2795b7a1a33e0d8233eeb2e8eba9c8dcc0.zip external_mesa3d-0f894b2795b7a1a33e0d8233eeb2e8eba9c8dcc0.tar.gz external_mesa3d-0f894b2795b7a1a33e0d8233eeb2e8eba9c8dcc0.tar.bz2 | |
vc4: Make some helpers for setting condition codes in instructions.
Diffstat (limited to 'src/gallium')
| -rw-r--r-- | src/gallium/drivers/vc4/vc4_qpu.c | 14 | ||||
| -rw-r--r-- | src/gallium/drivers/vc4/vc4_qpu.h | 2 | ||||
| -rw-r--r-- | src/gallium/drivers/vc4/vc4_qpu_emit.c | 26 |
3 files changed, 27 insertions, 15 deletions
diff --git a/src/gallium/drivers/vc4/vc4_qpu.c b/src/gallium/drivers/vc4/vc4_qpu.c index de07f72..d74dee5 100644 --- a/src/gallium/drivers/vc4/vc4_qpu.c +++ b/src/gallium/drivers/vc4/vc4_qpu.c @@ -216,3 +216,17 @@ qpu_set_sig(uint64_t inst, uint32_t sig) return (inst & ~QPU_SIG_MASK) | QPU_SET_FIELD(sig, QPU_SIG); } +uint64_t +qpu_set_cond_add(uint64_t inst, uint32_t sig) +{ + assert(QPU_GET_FIELD(inst, QPU_COND_ADD) == QPU_COND_ALWAYS); + return (inst & ~QPU_COND_ADD_MASK) | QPU_SET_FIELD(sig, QPU_COND_ADD); +} + +uint64_t +qpu_set_cond_mul(uint64_t inst, uint32_t sig) +{ + assert(QPU_GET_FIELD(inst, QPU_COND_MUL) == QPU_COND_ALWAYS); + return (inst & ~QPU_COND_MUL_MASK) | QPU_SET_FIELD(sig, QPU_COND_MUL); +} + diff --git a/src/gallium/drivers/vc4/vc4_qpu.h b/src/gallium/drivers/vc4/vc4_qpu.h index 45aac0e..15a33fc 100644 --- a/src/gallium/drivers/vc4/vc4_qpu.h +++ b/src/gallium/drivers/vc4/vc4_qpu.h @@ -131,6 +131,8 @@ uint64_t qpu_m_alu2(enum qpu_op_mul op, struct qpu_reg dst, uint64_t qpu_inst(uint64_t add, uint64_t mul); uint64_t qpu_load_imm_ui(struct qpu_reg dst, uint32_t val); uint64_t qpu_set_sig(uint64_t inst, uint32_t sig); +uint64_t qpu_set_cond_add(uint64_t inst, uint32_t cond); +uint64_t qpu_set_cond_mul(uint64_t inst, uint32_t cond); static inline uint64_t qpu_load_imm_f(struct qpu_reg dst, float val) diff --git a/src/gallium/drivers/vc4/vc4_qpu_emit.c b/src/gallium/drivers/vc4/vc4_qpu_emit.c index 477929c..d777af6 100644 --- a/src/gallium/drivers/vc4/vc4_qpu_emit.c +++ b/src/gallium/drivers/vc4/vc4_qpu_emit.c @@ -379,12 +379,10 @@ vc4_generate_code(struct qcompile *c) fixup_raddr_conflict(c, src[1], &src[2]); queue(c, qpu_inst(qpu_a_MOV(dst, src[1]), qpu_m_MOV(dst, src[2]))); - *last_inst(c) = ((*last_inst(c) & ~(QPU_COND_ADD_MASK | - QPU_COND_MUL_MASK)) - | QPU_SET_FIELD(QPU_COND_NS, - QPU_COND_ADD) - | QPU_SET_FIELD(QPU_COND_NC, - QPU_COND_MUL)); + *last_inst(c) = qpu_set_cond_add(*last_inst(c), + QPU_COND_NS); + *last_inst(c) = qpu_set_cond_mul(*last_inst(c), + QPU_COND_NC); } else { if (dst.mux == src[1].mux && dst.addr == src[1].addr) { @@ -393,18 +391,16 @@ vc4_generate_code(struct qcompile *c) queue(c, qpu_inst(qpu_a_MOV(dst, src[2]), qpu_m_NOP())); - *last_inst(c) = ((*last_inst(c) & ~(QPU_COND_ADD_MASK)) - | QPU_SET_FIELD(QPU_COND_NC, - QPU_COND_ADD)); + *last_inst(c) = qpu_set_cond_add(*last_inst(c), + QPU_COND_NC); } else { queue(c, qpu_inst(qpu_a_MOV(dst, src[2]), qpu_m_NOP())); queue(c, qpu_inst(qpu_a_MOV(dst, src[1]), qpu_m_NOP())); - *last_inst(c) = ((*last_inst(c) & ~(QPU_COND_ADD_MASK)) - | QPU_SET_FIELD(QPU_COND_NS, - QPU_COND_ADD)); + *last_inst(c) = qpu_set_cond_add(*last_inst(c), + QPU_COND_NS); } } break; @@ -421,9 +417,9 @@ vc4_generate_code(struct qcompile *c) queue(c, qpu_load_imm_f(dst, 0.0)); queue(c, qpu_load_imm_f(dst, 1.0)); - *last_inst(c) = ((*last_inst(c) & ~QPU_COND_ADD_MASK) - | QPU_SET_FIELD(compareflags[qinst->op - QOP_SEQ], - QPU_COND_ADD)); + *last_inst(c) = qpu_set_cond_add(*last_inst(c), + compareflags[qinst->op - QOP_SEQ]); + break; |