gallium: remove TGSI opcode DPH

use DP4 or DP3 + ADD.

Reviewed-by: Roland Scheidegger <[email protected]>

2 files changed, 0 insertions, 72 deletions

diff --git a/src/gallium/drivers/svga/svga_tgsi_insn.c b/src/gallium/drivers/svga/svga_tgsi_insn.c
index dd29f74a2a7..928330ce147 100644
--- a/src/gallium/drivers/svga/svga_tgsi_insn.c
+++ b/src/gallium/drivers/svga/svga_tgsi_insn.c
@@ -1237,39 +1237,6 @@ emit_dp2(struct svga_shader_emitter *emit,
 
 
 /**
- * Translate the following TGSI DPH instruction.
- *    DPH  DST, SRC1, SRC2
- * To the following SVGA3D instruction sequence.
- *    DP3  TMP, SRC1, SRC2
- *    ADD  DST, TMP, SRC2.wwww
- */
-static boolean
-emit_dph(struct svga_shader_emitter *emit,
-         const struct tgsi_full_instruction *insn )
-{
-   SVGA3dShaderDestToken dst = translate_dst_register( emit, insn, 0 );
-   const struct src_register src0 = translate_src_register(
-      emit, &insn->Src[0] );
-   struct src_register src1 =
-      translate_src_register(emit, &insn->Src[1]);
-   SVGA3dShaderDestToken temp = get_temp( emit );
-
-   /* DP3  TMP, SRC1, SRC2 */
-   if (!submit_op2( emit, inst_token( SVGA3DOP_DP3 ), temp, src0, src1 ))
-      return FALSE;
-
-   src1 = scalar(src1, TGSI_SWIZZLE_W);
-
-   /* ADD  DST, TMP, SRC2.wwww */
-   if (!submit_op2( emit, inst_token( SVGA3DOP_ADD ), dst,
-                    src( temp ), src1 ))
-      return FALSE;
-
-   return TRUE;
-}
-
-
-/**
  * Sine / Cosine helper function.
  */
 static boolean
@@ -2924,9 +2891,6 @@ svga_emit_instruction(struct svga_shader_emitter *emit,
    case TGSI_OPCODE_DP2:
       return emit_dp2( emit, insn );
 
-   case TGSI_OPCODE_DPH:
-      return emit_dph( emit, insn );
-
    case TGSI_OPCODE_COS:
       return emit_cos( emit, insn );
 
diff --git a/src/gallium/drivers/svga/svga_tgsi_vgpu10.c b/src/gallium/drivers/svga/svga_tgsi_vgpu10.c
index 56afd497d74..e57e78d11a5 100644
--- a/src/gallium/drivers/svga/svga_tgsi_vgpu10.c
+++ b/src/gallium/drivers/svga/svga_tgsi_vgpu10.c
@@ -3578,40 +3578,6 @@ emit_cmp(struct svga_shader_emitter_v10 *emit,
 
 
 /**
- * Emit code for TGSI_OPCODE_DPH instruction.
- */
-static boolean
-emit_dph(struct svga_shader_emitter_v10 *emit,
-         const struct tgsi_full_instruction *inst)
-{
-   /*
-    * DP3 tmp, s0, s1
-    * ADD dst, tmp, s1.wwww
-    */
-
-   struct tgsi_full_src_register s1_wwww =
-      swizzle_src(&inst->Src[1], TGSI_SWIZZLE_W, TGSI_SWIZZLE_W,
-                  TGSI_SWIZZLE_W, TGSI_SWIZZLE_W);
-
-   unsigned tmp = get_temp_index(emit);
-   struct tgsi_full_src_register tmp_src = make_src_temp_reg(tmp);
-   struct tgsi_full_dst_register tmp_dst = make_dst_temp_reg(tmp);
-
-   /* DP3 tmp, s0, s1 */
-   emit_instruction_op2(emit, VGPU10_OPCODE_DP3, &tmp_dst, &inst->Src[0],
-                        &inst->Src[1], FALSE);
-
-   /* ADD dst, tmp, s1.wwww */
-   emit_instruction_op2(emit, VGPU10_OPCODE_ADD, &inst->Dst[0], &tmp_src,
-                        &s1_wwww, inst->Instruction.Saturate);
-
-   free_temp_indexes(emit);
-
-   return TRUE;
-}
-
-
-/**
  * Emit code for TGSI_OPCODE_DST instruction.
  */
 static boolean
@@ -5712,8 +5678,6 @@ emit_vgpu10_instruction(struct svga_shader_emitter_v10 *emit,
       return emit_cmp(emit, inst);
    case TGSI_OPCODE_COS:
       return emit_sincos(emit, inst);
-   case TGSI_OPCODE_DPH:
-      return emit_dph(emit, inst);
    case TGSI_OPCODE_DST:
       return emit_dst(emit, inst);
    case TGSI_OPCODE_EX2: