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-rw-r--r--src/gallium/drivers/r600/r600_shader.c59
1 files changed, 31 insertions, 28 deletions
diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c
index 76daf2cbccb..41caac32a4d 100644
--- a/src/gallium/drivers/r600/r600_shader.c
+++ b/src/gallium/drivers/r600/r600_shader.c
@@ -5110,11 +5110,37 @@ static int tgsi_tex(struct r600_shader_ctx *ctx)
}
if (inst->Instruction.Opcode == TGSI_OPCODE_TXD) {
+ int temp_h, temp_v;
/* TGSI moves the sampler to src reg 3 for TXD */
sampler_src_reg = 3;
sampler_index_mode = inst->Src[sampler_src_reg].Indirect.Index == 2 ? 2 : 0; // CF_INDEX_1 : CF_INDEX_NONE
+ src_loaded = TRUE;
+ for (i = 0; i < 3; i++) {
+ int treg = r600_get_temp(ctx);
+
+ if (i == 0)
+ src_gpr = treg;
+ else if (i == 1)
+ temp_h = treg;
+ else
+ temp_v = treg;
+
+ for (j = 0; j < 4; j++) {
+ memset(&alu, 0, sizeof(struct r600_bytecode_alu));
+ alu.op = ALU_OP1_MOV;
+ r600_bytecode_src(&alu.src[0], &ctx->src[i], j);
+ alu.dst.sel = treg;
+ alu.dst.chan = j;
+ if (j == 3)
+ alu.last = 1;
+ alu.dst.write = 1;
+ r = r600_bytecode_add_alu(ctx->bc, &alu);
+ if (r)
+ return r;
+ }
+ }
for (i = 1; i < 3; i++) {
/* set gradients h/v */
memset(&tex, 0, sizeof(struct r600_bytecode_tex));
@@ -5125,35 +5151,12 @@ static int tgsi_tex(struct r600_shader_ctx *ctx)
tex.resource_id = tex.sampler_id + R600_MAX_CONST_BUFFERS;
tex.resource_index_mode = sampler_index_mode;
- if (tgsi_tex_src_requires_loading(ctx, i)) {
- tex.src_gpr = r600_get_temp(ctx);
- tex.src_sel_x = 0;
- tex.src_sel_y = 1;
- tex.src_sel_z = 2;
- tex.src_sel_w = 3;
+ tex.src_gpr = (i == 1) ? temp_h : temp_v;
+ tex.src_sel_x = 0;
+ tex.src_sel_y = 1;
+ tex.src_sel_z = 2;
+ tex.src_sel_w = 3;
- for (j = 0; j < 4; j++) {
- memset(&alu, 0, sizeof(struct r600_bytecode_alu));
- alu.op = ALU_OP1_MOV;
- r600_bytecode_src(&alu.src[0], &ctx->src[i], j);
- alu.dst.sel = tex.src_gpr;
- alu.dst.chan = j;
- if (j == 3)
- alu.last = 1;
- alu.dst.write = 1;
- r = r600_bytecode_add_alu(ctx->bc, &alu);
- if (r)
- return r;
- }
-
- } else {
- tex.src_gpr = tgsi_tex_get_src_gpr(ctx, i);
- tex.src_sel_x = ctx->src[i].swizzle[0];
- tex.src_sel_y = ctx->src[i].swizzle[1];
- tex.src_sel_z = ctx->src[i].swizzle[2];
- tex.src_sel_w = ctx->src[i].swizzle[3];
- tex.src_rel = ctx->src[i].rel;
- }
tex.dst_gpr = ctx->temp_reg; /* just to avoid confusing the asm scheduler */
tex.dst_sel_x = tex.dst_sel_y = tex.dst_sel_z = tex.dst_sel_w = 7;
if (inst->Texture.Texture != TGSI_TEXTURE_RECT) {