Mesa (master): i915: Add support for OPCODE_DP2.
Eric Anholt
anholt at kemper.freedesktop.org
Tue Aug 17 23:39:32 UTC 2010
Module: Mesa
Branch: master
Commit: 66690864efb9ab1077f87744e1afec3231f244f6
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=66690864efb9ab1077f87744e1afec3231f244f6
Author: Eric Anholt <eric at anholt.net>
Date: Tue Aug 17 15:42:40 2010 -0700
i915: Add support for OPCODE_DP2.
Fixes glsl-fs-dot-vec2.
---
src/mesa/drivers/dri/i915/i915_fragprog.c | 12 ++++++++++++
1 files changed, 12 insertions(+), 0 deletions(-)
diff --git a/src/mesa/drivers/dri/i915/i915_fragprog.c b/src/mesa/drivers/dri/i915/i915_fragprog.c
index f1505dc..2ba0d2c 100644
--- a/src/mesa/drivers/dri/i915/i915_fragprog.c
+++ b/src/mesa/drivers/dri/i915/i915_fragprog.c
@@ -472,6 +472,18 @@ upload_program(struct i915_fragment_program *p)
swizzle(tmp, X, X, X, X));
break;
+ case OPCODE_DP2:
+ src0 = src_vector(p, &inst->SrcReg[0], program);
+ src1 = src_vector(p, &inst->SrcReg[1], program);
+ i915_emit_arith(p,
+ A0_DP3,
+ get_result_vector(p, inst),
+ get_result_flags(inst), 0,
+ swizzle(src0, X, Y, ZERO, ZERO),
+ swizzle(src1, X, Y, ZERO, ZERO),
+ 0);
+ break;
+
case OPCODE_DP3:
EMIT_2ARG_ARITH(A0_DP3);
break;
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