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-rw-r--r--src/gallium/drivers/r600/r600_shader.c75
1 files changed, 69 insertions, 6 deletions
diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c
index 9a4e39e2cc1..15dc406479c 100644
--- a/src/gallium/drivers/r600/r600_shader.c
+++ b/src/gallium/drivers/r600/r600_shader.c
@@ -743,14 +743,14 @@ static int tgsi_op2_swap(struct r600_shader_ctx *ctx)
* r700 - normalize by dividing by 2PI
* see fdo bug 27901
*/
-static int tgsi_trig(struct r600_shader_ctx *ctx)
+static int tgsi_setup_trig(struct r600_shader_ctx *ctx,
+ struct r600_bc_alu_src r600_src[3])
{
struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction;
- struct r600_bc_alu_src r600_src[3];
- struct r600_bc_alu alu;
- int i, r;
+ int r;
uint32_t lit_vals[4];
-
+ struct r600_bc_alu alu;
+
memset(lit_vals, 0, 4*4);
r = tgsi_split_constant(ctx, r600_src);
if (r)
@@ -825,6 +825,23 @@ static int tgsi_trig(struct r600_shader_ctx *ctx)
r = r600_bc_add_literal(ctx->bc, lit_vals);
if (r)
return r;
+ return 0;
+}
+
+static int tgsi_trig(struct r600_shader_ctx *ctx)
+{
+ struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction;
+ struct r600_bc_alu_src r600_src[3];
+ struct r600_bc_alu alu;
+ int i, r;
+
+ r = tgsi_split_constant(ctx, r600_src);
+ if (r)
+ return r;
+
+ r = tgsi_setup_trig(ctx, r600_src);
+ if (r)
+ return r;
memset(&alu, 0, sizeof(struct r600_bc_alu));
alu.inst = ctx->inst_info->r600_opcode;
@@ -858,6 +875,52 @@ static int tgsi_trig(struct r600_shader_ctx *ctx)
return 0;
}
+static int tgsi_scs(struct r600_shader_ctx *ctx)
+{
+ struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction;
+ struct r600_bc_alu_src r600_src[3];
+ struct r600_bc_alu alu;
+ int r;
+
+ r = tgsi_split_constant(ctx, r600_src);
+ if (r)
+ return r;
+
+ r = tgsi_setup_trig(ctx, r600_src);
+ if (r)
+ return r;
+
+
+ /* dst.x = COS */
+ memset(&alu, 0, sizeof(struct r600_bc_alu));
+ alu.inst = V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_COS;
+ r = tgsi_dst(ctx, &inst->Dst[0], 0, &alu.dst);
+ if (r)
+ return r;
+
+ alu.src[0].sel = ctx->temp_reg;
+ alu.src[0].chan = 0;
+ alu.last = 1;
+ r = r600_bc_add_alu(ctx->bc, &alu);
+ if (r)
+ return r;
+
+ /* dst.y = SIN */
+ memset(&alu, 0, sizeof(struct r600_bc_alu));
+ alu.inst = V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_SIN;
+ r = tgsi_dst(ctx, &inst->Dst[0], 1, &alu.dst);
+ if (r)
+ return r;
+
+ alu.src[0].sel = ctx->temp_reg;
+ alu.src[0].chan = 0;
+ alu.last = 1;
+ r = r600_bc_add_alu(ctx->bc, &alu);
+ if (r)
+ return r;
+ return 0;
+}
+
static int tgsi_kill(struct r600_shader_ctx *ctx)
{
struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction;
@@ -2146,7 +2209,7 @@ static struct r600_shader_tgsi_instruction r600_shader_tgsi_instruction[] = {
{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_ssg},
{TGSI_OPCODE_CMP, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_cmp},
- {TGSI_OPCODE_SCS, 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_scs},
{TGSI_OPCODE_TXB, 0, SQ_TEX_INST_SAMPLE_L, tgsi_tex},
{TGSI_OPCODE_NRM, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported},
{TGSI_OPCODE_DIV, 0, V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_NOP, tgsi_unsupported},