From a889f9ee5cccee031c1090a6ef92cba894b1d77c Mon Sep 17 00:00:00 2001 From: Kristian Høgsberg Date: Wed, 24 Nov 2010 10:12:20 -0500 Subject: i965: Don't write mrf assignment for pointsize output https://bugs.freedesktop.org/show_bug.cgi?id=31894 --- src/mesa/drivers/dri/i965/brw_vs_emit.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'src') diff --git a/src/mesa/drivers/dri/i965/brw_vs_emit.c b/src/mesa/drivers/dri/i965/brw_vs_emit.c index a13c3cae0bd..89e4cafdd4d 100644 --- a/src/mesa/drivers/dri/i965/brw_vs_emit.c +++ b/src/mesa/drivers/dri/i965/brw_vs_emit.c @@ -281,7 +281,6 @@ static void brw_vs_alloc_regs( struct brw_vs_compile *c ) else if (i == VERT_RESULT_PSIZ) { c->regs[PROGRAM_OUTPUT][i] = brw_vec8_grf(reg, 0); reg++; - mrf++; /* just a placeholder? XXX fix later stages & remove this */ } else { /* Two restrictions on our compute-to-MRF here. The @@ -1603,6 +1602,8 @@ static void emit_vertex_write( struct brw_vs_compile *c) break; if (!(c->prog_data.outputs_written & BITFIELD64_BIT(i))) continue; + if (i == VERT_RESULT_PSIZ) + continue; if (i >= VERT_RESULT_TEX0 && c->regs[PROGRAM_OUTPUT][i].file == BRW_GENERAL_REGISTER_FILE) { -- cgit v1.2.3