From: Zhenyu Wang <zhenyuw@linux.intel.com>
Date: Fri, 17 Sep 2010 05:08:22 +0000 (+0800)
Subject: i965: fix point size setting in header on sandybridge
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=fa589770e8829f02d2742c32d05eecde0b70fe80;p=mesa.git

i965: fix point size setting in header on sandybridge
---

diff --git a/src/mesa/drivers/dri/i965/brw_vs_emit.c b/src/mesa/drivers/dri/i965/brw_vs_emit.c
index ed2625e16f6..162ddc93c8b 100644
--- a/src/mesa/drivers/dri/i965/brw_vs_emit.c
+++ b/src/mesa/drivers/dri/i965/brw_vs_emit.c
@@ -1392,8 +1392,11 @@ static void emit_vertex_write( struct brw_vs_compile *c)
 
       if (c->prog_data.outputs_written & BITFIELD64_BIT(VERT_RESULT_PSIZ)) {
 	 struct brw_reg psiz = c->regs[PROGRAM_OUTPUT][VERT_RESULT_PSIZ];
-	 brw_MUL(p, brw_writemask(header1, WRITEMASK_W), brw_swizzle1(psiz, 0), brw_imm_f(1<<11));
-	 brw_AND(p, brw_writemask(header1, WRITEMASK_W), header1, brw_imm_ud(0x7ff<<8));
+	 if (intel->gen < 6) {
+	     brw_MUL(p, brw_writemask(header1, WRITEMASK_W), brw_swizzle1(psiz, 0), brw_imm_f(1<<11));
+	     brw_AND(p, brw_writemask(header1, WRITEMASK_W), header1, brw_imm_ud(0x7ff<<8));
+	 } else
+	     brw_MOV(p, brw_writemask(header1, WRITEMASK_W), brw_swizzle1(psiz, 0));
       }
 
       for (i = 0; i < c->key.nr_userclip; i++) {