From b3cb405252ebb009119e5d464aa6e7cd4d845705 Mon Sep 17 00:00:00 2001 From: "Xiang, Haihao" Date: Mon, 13 Oct 2008 13:04:04 +0800 Subject: [PATCH] i915: Texture instructions use r/t/oC/oD register as texture coordinate. Fix http://bugs.freedesktop.org/show_bug.cgi?id=16287. --- src/mesa/drivers/dri/i915/i915_program.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/src/mesa/drivers/dri/i915/i915_program.c b/src/mesa/drivers/dri/i915/i915_program.c index 350da5e1697..e87700f8e0a 100644 --- a/src/mesa/drivers/dri/i915/i915_program.c +++ b/src/mesa/drivers/dri/i915/i915_program.c @@ -245,6 +245,19 @@ GLuint i915_emit_texld( struct i915_fragment_program *p, */ assert(GET_UREG_TYPE(coord) != REG_TYPE_U); + if ((GET_UREG_TYPE(coord) != REG_TYPE_R) && + (GET_UREG_TYPE(coord) != REG_TYPE_OC) && + (GET_UREG_TYPE(coord) != REG_TYPE_OD) && + (GET_UREG_TYPE(coord) != REG_TYPE_T)) { + GLuint tmpCoord = get_free_rreg(p, live_regs); + + if (tmpCoord == UREG_BAD) + return 0; + + i915_emit_arith(p, A0_MOV, tmpCoord, A0_DEST_CHANNEL_ALL, 0, coord, 0, 0); + coord = tmpCoord; + } + /* Output register being oC or oD defines a phase boundary */ if (GET_UREG_TYPE(dest) == REG_TYPE_OC || GET_UREG_TYPE(dest) == REG_TYPE_OD) -- 2.30.2