From 811963a7aed4d4ea9a3b2c8ad4db6a5c3f118956 Mon Sep 17 00:00:00 2001 From: =?utf8?q?St=C3=A9phane=20Marchesin?= Date: Sun, 26 Jun 2011 13:40:54 -0700 Subject: [PATCH] i915g: Implement fake DDX/DDY. --- src/gallium/drivers/i915/i915_fpc_translate.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/src/gallium/drivers/i915/i915_fpc_translate.c b/src/gallium/drivers/i915/i915_fpc_translate.c index ec2c31685cb..6948fc368f3 100644 --- a/src/gallium/drivers/i915/i915_fpc_translate.c +++ b/src/gallium/drivers/i915/i915_fpc_translate.c @@ -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); -- 2.30.2