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-rw-r--r--src/gallium/drivers/r600/r600_asm.c2
-rw-r--r--src/gallium/drivers/r600/r600_asm.h1
-rw-r--r--src/gallium/drivers/r600/r600_shader.c29
-rw-r--r--src/gallium/drivers/r600/r700_asm.c1
4 files changed, 33 insertions, 0 deletions
diff --git a/src/gallium/drivers/r600/r600_asm.c b/src/gallium/drivers/r600/r600_asm.c
index 3ee54a2af15..5be5e1823d2 100644
--- a/src/gallium/drivers/r600/r600_asm.c
+++ b/src/gallium/drivers/r600/r600_asm.c
@@ -831,6 +831,7 @@ static int r600_bc_alu_build(struct r600_bc *bc, struct r600_bc_alu *alu, unsign
S_SQ_ALU_WORD1_OP2_SRC0_ABS(alu->src[0].abs) |
S_SQ_ALU_WORD1_OP2_SRC1_ABS(alu->src[1].abs) |
S_SQ_ALU_WORD1_OP2_WRITE_MASK(alu->dst.write) |
+ S_SQ_ALU_WORD1_OP2_OMOD(alu->omod) |
S_SQ_ALU_WORD1_OP2_ALU_INST(alu->inst) |
S_SQ_ALU_WORD1_BANK_SWIZZLE(alu->bank_swizzle) |
S_SQ_ALU_WORD1_OP2_UPDATE_EXECUTE_MASK(alu->predicate) |
@@ -1205,6 +1206,7 @@ void r600_bc_dump(struct r600_bc *bc)
fprintf(stderr, "SRC0_ABS:%d ", alu->src[0].abs);
fprintf(stderr, "SRC1_ABS:%d ", alu->src[1].abs);
fprintf(stderr, "WRITE_MASK:%d ", alu->dst.write);
+ fprintf(stderr, "OMOD:%d ", alu->omod);
fprintf(stderr, "EXECUTE_MASK:%d ", alu->predicate);
fprintf(stderr, "UPDATE_PRED:%d\n", alu->predicate);
}
diff --git a/src/gallium/drivers/r600/r600_asm.h b/src/gallium/drivers/r600/r600_asm.h
index a5504ad39f4..4763ce03ec4 100644
--- a/src/gallium/drivers/r600/r600_asm.h
+++ b/src/gallium/drivers/r600/r600_asm.h
@@ -62,6 +62,7 @@ struct r600_bc_alu {
unsigned bank_swizzle_force;
u32 value[4];
int hw_gpr[NUM_OF_CYCLES][NUM_OF_COMPONENTS];
+ unsigned omod;
};
struct r600_bc_tex {
diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c
index b853fd9dc88..78739bf89d8 100644
--- a/src/gallium/drivers/r600/r600_shader.c
+++ b/src/gallium/drivers/r600/r600_shader.c
@@ -2004,6 +2004,35 @@ static int tgsi_lrp(struct r600_shader_ctx *ctx)
r = tgsi_split_literal_constant(ctx, r600_src);
if (r)
return r;
+
+ /* optimize if it's just an equal balance */
+ if(r600_src[0].sel == V_SQ_ALU_SRC_0_5) {
+ for (i = 0; i < lasti + 1; i++) {
+ if (!(inst->Dst[0].Register.WriteMask & (1 << i)))
+ continue;
+
+ memset(&alu, 0, sizeof(struct r600_bc_alu));
+ alu.inst = CTX_INST(V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_ADD);
+ alu.src[0] = r600_src[1];
+ alu.src[0].chan = tgsi_chan(&inst->Src[1], i);
+ alu.src[1] = r600_src[2];
+ alu.src[1].chan = tgsi_chan(&inst->Src[2], i);
+ alu.omod = 3;
+ r = tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst);
+ if (r)
+ return r;
+
+ alu.dst.chan = i;
+ if (i == lasti) {
+ alu.last = 1;
+ }
+ r = r600_bc_add_alu(ctx->bc, &alu);
+ if (r)
+ return r;
+ }
+ return 0;
+ }
+
/* 1 - src0 */
for (i = 0; i < lasti + 1; i++) {
if (!(inst->Dst[0].Register.WriteMask & (1 << i)))
diff --git a/src/gallium/drivers/r600/r700_asm.c b/src/gallium/drivers/r600/r700_asm.c
index 892dee86baf..3eb6fb50ca7 100644
--- a/src/gallium/drivers/r600/r700_asm.c
+++ b/src/gallium/drivers/r600/r700_asm.c
@@ -61,6 +61,7 @@ int r700_bc_alu_build(struct r600_bc *bc, struct r600_bc_alu *alu, unsigned id)
S_SQ_ALU_WORD1_OP2_SRC0_ABS(alu->src[0].abs) |
S_SQ_ALU_WORD1_OP2_SRC1_ABS(alu->src[1].abs) |
S_SQ_ALU_WORD1_OP2_WRITE_MASK(alu->dst.write) |
+ S_SQ_ALU_WORD1_OP2_OMOD(alu->omod) |
S_SQ_ALU_WORD1_OP2_ALU_INST(alu->inst) |
S_SQ_ALU_WORD1_BANK_SWIZZLE(alu->bank_swizzle) |
S_SQ_ALU_WORD1_OP2_UPDATE_EXECUTE_MASK(alu->predicate) |