From 5a0299875c7a4a9a0cb2cf55777c92c1b17d528b Mon Sep 17 00:00:00 2001 From: michal Date: Wed, 5 Nov 2008 11:58:11 +0100 Subject: [PATCH] draw: Implement TGSI_OPCODE_TRUNC. --- src/gallium/auxiliary/draw/draw_vs_aos.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/src/gallium/auxiliary/draw/draw_vs_aos.c b/src/gallium/auxiliary/draw/draw_vs_aos.c index 87232865e23..a6880685db8 100644 --- a/src/gallium/auxiliary/draw/draw_vs_aos.c +++ b/src/gallium/auxiliary/draw/draw_vs_aos.c @@ -1632,6 +1632,17 @@ static boolean emit_SUB( struct aos_compilation *cp, const struct tgsi_full_inst return TRUE; } +static boolean emit_TRUNC( struct aos_compilation *cp, const struct tgsi_full_instruction *op ) +{ + struct x86_reg arg0 = fetch_src(cp, &op->FullSrcRegisters[0]); + struct x86_reg tmp0 = aos_get_xmm_reg(cp); + + sse2_cvttps2dq(cp->func, tmp0, arg0); + sse2_cvtdq2ps(cp->func, tmp0, tmp0); + + store_dest(cp, &op->FullDstRegisters[0], tmp0); + return TRUE; +} static boolean emit_XPD( struct aos_compilation *cp, const struct tgsi_full_instruction *op ) { @@ -1770,6 +1781,9 @@ emit_instruction( struct aos_compilation *cp, case TGSI_OPCODE_SIN: return emit_SIN(cp, inst); + case TGSI_OPCODE_TRUNC: + return emit_TRUNC(cp, inst); + case TGSI_OPCODE_END: return TRUE; -- 2.30.2