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authorDave Airlie <[email protected]>2010-08-31 10:43:54 +1000
committerDave Airlie <[email protected]>2010-08-31 10:47:08 +1000
commitee0153f891bb75ee14db579e6628d592032d6801 (patch)
tree798ea7aca990054ddccc0ce732465f2fb5126164 /src
parent9bbc54a10d225679a180a085f7ca5bb88ee2bd15 (diff)
r600g: make sure LIT splits constants
Diffstat (limited to 'src')
-rw-r--r--src/gallium/drivers/r600/r600_shader.c25
1 files changed, 11 insertions, 14 deletions
diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c
index 2197a1610fe..be6023268aa 100644
--- a/src/gallium/drivers/r600/r600_shader.c
+++ b/src/gallium/drivers/r600/r600_shader.c
@@ -861,7 +861,6 @@ static int tgsi_trig(struct r600_shader_ctx *ctx)
memset(&alu, 0, sizeof(struct r600_bc_alu));
alu.src[0].sel = ctx->temp_reg;
alu.inst = V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_MOV;
- alu.dst.chan = i;
r = tgsi_dst(ctx, &inst->Dst[0], i, &alu.dst);
if (r)
return r;
@@ -965,8 +964,13 @@ static int tgsi_lit(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 r;
+ r = tgsi_split_constant(ctx, r600_src);
+ if (r)
+ return r;
+
/* dst.x, <- 1.0 */
memset(&alu, 0, sizeof(struct r600_bc_alu));
alu.inst = V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_MOV;
@@ -983,9 +987,7 @@ static int tgsi_lit(struct r600_shader_ctx *ctx)
/* dst.y = max(src.x, 0.0) */
memset(&alu, 0, sizeof(struct r600_bc_alu));
alu.inst = V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_MAX;
- r = tgsi_src(ctx, &inst->Src[0], &alu.src[0]);
- if (r)
- return r;
+ alu.src[0] = r600_src[0];
alu.src[1].sel = V_SQ_ALU_SRC_0; /*0.0*/
alu.src[1].chan = 0;
r = tgsi_dst(ctx, &inst->Dst[0], 1, &alu.dst);
@@ -1030,10 +1032,8 @@ static int tgsi_lit(struct r600_shader_ctx *ctx)
/* dst.z = log(src.y) */
memset(&alu, 0, sizeof(struct r600_bc_alu));
alu.inst = V_SQ_ALU_WORD1_OP2_SQ_OP2_INST_LOG_CLAMPED;
- r = tgsi_src(ctx, &inst->Src[0], &alu.src[0]);
- if (r)
- return r;
- alu.src[0].chan = tgsi_chan(&inst->Src[0], 3);
+ alu.src[0] = r600_src[0];
+ alu.src[0].chan = tgsi_chan(&inst->Src[0], 1);
r = tgsi_dst(ctx, &inst->Dst[0], 2, &alu.dst);
if (r)
return r;
@@ -1052,15 +1052,12 @@ static int tgsi_lit(struct r600_shader_ctx *ctx)
/* tmp.x = amd MUL_LIT(src.w, dst.z, src.x ) */
memset(&alu, 0, sizeof(struct r600_bc_alu));
alu.inst = V_SQ_ALU_WORD1_OP3_SQ_OP3_INST_MUL_LIT;
- r = tgsi_src(ctx, &inst->Src[0], &alu.src[0]);
- if (r)
- return r;
+ alu.src[0] = r600_src[0];
alu.src[0].chan = tgsi_chan(&inst->Src[0], 3);
alu.src[1].sel = sel;
alu.src[1].chan = chan;
- r = tgsi_src(ctx, &inst->Src[0], &alu.src[2]);
- if (r)
- return r;
+
+ alu.src[2] = r600_src[0];
alu.src[2].chan = tgsi_chan(&inst->Src[0], 0);
alu.dst.sel = ctx->temp_reg;
alu.dst.chan = 0;