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authorDave Airlie <airlied@redhat.com>2010-08-19 11:41:18 +1000
committerDave Airlie <airlied@redhat.com>2010-08-19 15:36:54 +1000
commit0d48925a56ad4fb253386110b545abda82a25464 (patch)
tree8324fbd6920385e61d9e5045c188948cda4cec84
parent8de8c97275e9555183a7e8f2238143657bbe60b2 (diff)
r600g: add SSG, SEQ, SGT and SNE
-rw-r--r--src/gallium/drivers/r600/r600_shader.c84
-rw-r--r--src/gallium/drivers/r600/r600_sq.h16
2 files changed, 88 insertions, 12 deletions
diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c
index 828082d10b..3caeaa3a2a 100644
--- a/src/gallium/drivers/r600/r600_shader.c
+++ b/src/gallium/drivers/r600/r600_shader.c
@@ -684,7 +684,7 @@ static int tgsi_kill(struct r600_shader_ctx *ctx)
memset(&alu, 0, sizeof(struct r600_bc_alu));
alu.inst = ctx->inst_info->r600_opcode;
alu.dst.chan = i;
- alu.src[0].sel = 248;
+ alu.src[0].sel = SQ_ALU_SRC_0;
r = tgsi_src(ctx, &inst->Src[0], &alu.src[1]);
if (r)
return r;
@@ -743,7 +743,7 @@ static int tgsi_lit(struct r600_shader_ctx *ctx)
/* dst.x, <- 1.0 */
memset(&alu, 0, sizeof(struct r600_bc_alu));
alu.inst = V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_MOV;
- alu.src[0].sel = 249; /*1.0*/
+ alu.src[0].sel = SQ_ALU_SRC_1; /*1.0*/
alu.src[0].chan = 0;
r = tgsi_dst(ctx, &inst->Dst[0], 0, &alu.dst);
if (r)
@@ -759,7 +759,7 @@ static int tgsi_lit(struct r600_shader_ctx *ctx)
r = tgsi_src(ctx, &inst->Src[0], &alu.src[0]);
if (r)
return r;
- alu.src[1].sel = 248; /*0.0*/
+ alu.src[1].sel = SQ_ALU_SRC_0; /*0.0*/
alu.src[1].chan = tgsi_chan(&inst->Src[0], 0);
r = tgsi_dst(ctx, &inst->Dst[0], 1, &alu.dst);
if (r)
@@ -780,7 +780,7 @@ static int tgsi_lit(struct r600_shader_ctx *ctx)
/* dst.w, <- 1.0 */
memset(&alu, 0, sizeof(struct r600_bc_alu));
alu.inst = V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_MOV;
- alu.src[0].sel = 249;
+ alu.src[0].sel = SQ_ALU_SRC_1;
alu.src[0].chan = 0;
r = tgsi_dst(ctx, &inst->Dst[0], 3, &alu.dst);
if (r)
@@ -919,6 +919,66 @@ static int tgsi_trans_srcx_replicate(struct r600_shader_ctx *ctx)
return 0;
}
+static int tgsi_ssg(struct r600_shader_ctx *ctx)
+{
+ struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction;
+ struct r600_bc_alu alu;
+ struct r600_bc_alu_src r600_src[3];
+ int i, j, r;
+
+ r = tgsi_split_constant(ctx, r600_src);
+ if (r)
+ return r;
+
+ /* tmp = (src > 0 ? 1 : src) */
+ for (i = 0; i < 4; i++) {
+ memset(&alu, 0, sizeof(struct r600_bc_alu));
+ alu.inst = V_SQ_ALU_WORD1_OP3_SQ_OP3_INST_CNDGT;
+ alu.is_op3 = 1;
+ alu.dst.sel = ctx->temp_reg;
+ alu.dst.write = 1;
+
+ alu.src[0] = r600_src[0];
+ alu.src[0].chan = tgsi_chan(&inst->Src[0], i);
+
+ alu.src[1].sel = SQ_ALU_SRC_1;
+
+ alu.src[2] = r600_src[0];
+ alu.src[2].chan = tgsi_chan(&inst->Src[0], i);
+ if (i == 3)
+ alu.last = 1;
+ r = r600_bc_add_alu(ctx->bc, &alu);
+ if (r)
+ return r;
+ }
+
+ /* dst = (-tmp > 0 ? -1 : tmp) */
+ for (i = 0; i < 4; i++) {
+ memset(&alu, 0, sizeof(struct r600_bc_alu));
+ alu.inst = V_SQ_ALU_WORD1_OP3_SQ_OP3_INST_CNDGT;
+ alu.is_op3 = 1;
+ r = tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst);
+ if (r)
+ return r;
+
+ alu.src[0].sel = ctx->temp_reg;
+ alu.src[0].neg = 1;
+
+ alu.src[1].sel = SQ_ALU_SRC_1;
+ alu.src[1].neg = 1;
+
+ alu.src[2].sel = ctx->temp_reg;
+
+ alu.dst.write = 1;
+ if (i == 3)
+ alu.last = 1;
+ r = r600_bc_add_alu(ctx->bc, &alu);
+ if (r)
+ return r;
+ }
+ return 0;
+}
+
static int tgsi_helper_copy(struct r600_shader_ctx *ctx, struct tgsi_full_instruction *inst)
{
struct r600_bc_alu alu;
@@ -1006,13 +1066,13 @@ static int tgsi_dp(struct r600_shader_ctx *ctx)
switch (ctx->inst_info->tgsi_opcode) {
case TGSI_OPCODE_DP2:
if (i > 1) {
- alu.src[0].sel = alu.src[1].sel = 248;
+ alu.src[0].sel = alu.src[1].sel = SQ_ALU_SRC_0;
alu.src[0].chan = alu.src[1].chan = 0;
}
break;
case TGSI_OPCODE_DP3:
if (i > 2) {
- alu.src[0].sel = alu.src[1].sel = 248;
+ alu.src[0].sel = alu.src[1].sel = SQ_ALU_SRC_0;
alu.src[0].chan = alu.src[1].chan = 0;
}
break;
@@ -1069,7 +1129,7 @@ static int tgsi_tex(struct r600_shader_ctx *ctx)
}
memset(&alu, 0, sizeof(struct r600_bc_alu));
alu.inst = V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_MOV;
- alu.src[0].sel = 249;
+ alu.src[0].sel = SQ_ALU_SRC_1;
alu.src[0].chan = 0;
alu.dst.sel = ctx->temp_reg;
alu.dst.chan = 3;
@@ -1136,7 +1196,7 @@ static int tgsi_lrp(struct r600_shader_ctx *ctx)
for (i = 0; i < 4; i++) {
memset(&alu, 0, sizeof(struct r600_bc_alu));
alu.inst = V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_ADD;
- alu.src[0].sel = 249;
+ alu.src[0].sel = SQ_ALU_SRC_1;
alu.src[0].chan = 0;
alu.src[1] = r600_src[0];
alu.src[1].chan = tgsi_chan(&inst->Src[0], i);
@@ -1249,12 +1309,12 @@ static struct r600_shader_tgsi_instruction r600_shader_tgsi_instruction[] = {
{TGSI_OPCODE_PK4B, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported},
{TGSI_OPCODE_PK4UB, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported},
{TGSI_OPCODE_RFL, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported},
- {TGSI_OPCODE_SEQ, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported},
+ {TGSI_OPCODE_SEQ, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_SETE, tgsi_op2},
{TGSI_OPCODE_SFL, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported},
- {TGSI_OPCODE_SGT, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported},
+ {TGSI_OPCODE_SGT, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_SETGT, tgsi_op2},
{TGSI_OPCODE_SIN, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported},
{TGSI_OPCODE_SLE, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_SETGE, tgsi_slt},
- {TGSI_OPCODE_SNE, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported},
+ {TGSI_OPCODE_SNE, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_SETNE, tgsi_op2},
{TGSI_OPCODE_STR, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported},
{TGSI_OPCODE_TEX, 0, SQ_TEX_INST_SAMPLE, tgsi_tex},
{TGSI_OPCODE_TXD, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported},
@@ -1269,7 +1329,7 @@ static struct r600_shader_tgsi_instruction r600_shader_tgsi_instruction[] = {
{TGSI_OPCODE_BRA, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported},
{TGSI_OPCODE_CAL, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported},
{TGSI_OPCODE_RET, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported},
- {TGSI_OPCODE_SSG, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported}, /* SGN */
+ {TGSI_OPCODE_SSG, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_ssg},
{TGSI_OPCODE_CMP, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported},
{TGSI_OPCODE_SCS, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported},
{TGSI_OPCODE_TXB, 0, SQ_TEX_INST_SAMPLE_L, tgsi_tex},
diff --git a/src/gallium/drivers/r600/r600_sq.h b/src/gallium/drivers/r600/r600_sq.h
index 002660c654..b0ad3d24bd 100644
--- a/src/gallium/drivers/r600/r600_sq.h
+++ b/src/gallium/drivers/r600/r600_sq.h
@@ -583,4 +583,20 @@
#define G_SQ_TEX_WORD2_SRC_SEL_W(x) (((x) >> 29) & 0x7)
#define C_SQ_TEX_WORD2_SRC_SEL_W 0x1FFFFFFF
+/*
+ * 248 SQ_ALU_SRC_0: special constant 0.0.
+ * 249 SQ_ALU_SRC_1: special constant 1.0 float.
+ * 250 SQ_ALU_SRC_1_INT: special constant 1 integer.
+ * 251 SQ_ALU_SRC_M_1_INT: special constant -1 integer.
+ * 252 SQ_ALU_SRC_0_5: special constant 0.5 float.
+ * 253 SQ_ALU_SRC_LITERAL: literal constant.
+ * 254 SQ_ALU_SRC_PV: previous vector result.
+ * 255 SQ_ALU_SRC_PS: previous scalar result.
+ */
+#define SQ_ALU_SRC_0 248
+#define SQ_ALU_SRC_1 249
+#define SQ_ALU_SRC_1_INT 250
+#define SQ_ALU_SRC_M_1_INT 251
+#define SQ_ALU_SRC_0_5 252
+
#endif