KonstantinSeurer
/
mesa
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

i915g: Implement fake DDX/DDY.

This commit is contained in:
Stéphane Marchesin 2011-06-26 13:40:54 -07:00
parent d2f05283d2
commit 811963a7ae
1 changed files with 12 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
src/gallium/drivers/i915/i915_fpc_translate.c
View File

@ -516,6 +516,18 @@ i915_translate_instruction(struct i915_fp_compile *p,
i915_emit_const4fv(p, cos_constants), 0);
break;
case TGSI_OPCODE_DDX:
case TGSI_OPCODE_DDY:
/* XXX We just output 0 here */
debug_printf("Punting DDX/DDX\n");
src0 = get_result_vector(p, &inst->Dst[0]);
i915_emit_arith(p,
A0_MOV,
get_result_vector(p, &inst->Dst[0]),
get_result_flags(inst), 0,
swizzle(src0, ZERO, ZERO, ZERO, ZERO), 0, 0);
break;
case TGSI_OPCODE_DP2:
src0 = src_vector(p, &inst->Src[0], fs);
src1 = src_vector(p, &inst->Src[1], fs);