Mesa (master): i965: Add support for DP2 in the VS.
Eric Anholt
anholt at kemper.freedesktop.org
Tue Aug 17 20:59:41 UTC 2010
Module: Mesa
Branch: master
Commit: 147ca9f3fc107b58bd6e1504c997af82a37de5ec
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=147ca9f3fc107b58bd6e1504c997af82a37de5ec
Author: Eric Anholt <eric at anholt.net>
Date: Tue Aug 17 13:59:08 2010 -0700
i965: Add support for DP2 in the VS.
Fixes glsl-vs-dot-vec2.
---
src/mesa/drivers/dri/i965/brw_vs_emit.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/src/mesa/drivers/dri/i965/brw_vs_emit.c b/src/mesa/drivers/dri/i965/brw_vs_emit.c
index fab6b4f..7b946eb 100644
--- a/src/mesa/drivers/dri/i965/brw_vs_emit.c
+++ b/src/mesa/drivers/dri/i965/brw_vs_emit.c
@@ -47,6 +47,7 @@ brw_vs_arg_can_be_immediate(enum prog_opcode opcode, int arg)
[OPCODE_MOV] = 1,
[OPCODE_ADD] = 2,
[OPCODE_CMP] = 3,
+ [OPCODE_DP2] = 2,
[OPCODE_DP3] = 2,
[OPCODE_DP4] = 2,
[OPCODE_DPH] = 2,
@@ -1654,6 +1655,9 @@ void brw_vs_emit(struct brw_vs_compile *c )
case OPCODE_COS:
emit_math1(c, BRW_MATH_FUNCTION_COS, dst, args[0], BRW_MATH_PRECISION_FULL);
break;
+ case OPCODE_DP2:
+ brw_DP2(p, dst, args[0], args[1]);
+ break;
case OPCODE_DP3:
brw_DP3(p, dst, args[0], args[1]);
break;
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