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gallium: added SSE for DP2, DP2A

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This commit is contained in:
Brian Paul 2008-11-07 13:03:07 -07:00
parent cf9836cf09
commit a52a6d7bcd
1 changed files with 22 additions and 2 deletions
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24
src/gallium/auxiliary/tgsi/tgsi_sse2.c
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@ -1742,7 +1742,18 @@ emit_instruction(
case TGSI_OPCODE_DOT2ADD:
/* TGSI_OPCODE_DP2A */
return 0;
FETCH( func, *inst, 0, 0, CHAN_X ); /* xmm0 = src[0].x */
FETCH( func, *inst, 1, 1, CHAN_X ); /* xmm1 = src[1].x */
emit_mul( func, 0, 1 ); /* xmm0 = xmm0 * xmm1 */
FETCH( func, *inst, 1, 0, CHAN_Y ); /* xmm1 = src[0].y */
FETCH( func, *inst, 2, 1, CHAN_Y ); /* xmm2 = src[1].y */
emit_mul( func, 1, 2 ); /* xmm1 = xmm1 * xmm2 */
emit_add( func, 0, 1 ); /* xmm0 = xmm0 + xmm1 */
FETCH( func, *inst, 1, 2, CHAN_X ); /* xmm1 = src[2].x */
emit_add( func, 0, 1 ); /* xmm0 = xmm0 + xmm1 */
FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) {
STORE( func, *inst, 0, 0, chan_index ); /* dest[ch] = xmm0 */
}
break;
case TGSI_OPCODE_INDEX:
@ -2084,7 +2095,16 @@ emit_instruction(
break;
case TGSI_OPCODE_DP2:
return 0;
FETCH( func, *inst, 0, 0, CHAN_X ); /* xmm0 = src[0].x */
FETCH( func, *inst, 1, 1, CHAN_X ); /* xmm1 = src[1].x */
emit_mul( func, 0, 1 ); /* xmm0 = xmm0 * xmm1 */
FETCH( func, *inst, 1, 0, CHAN_Y ); /* xmm1 = src[0].y */
FETCH( func, *inst, 2, 1, CHAN_Y ); /* xmm2 = src[1].y */
emit_mul( func, 1, 2 ); /* xmm1 = xmm1 * xmm2 */
emit_add( func, 0, 1 ); /* xmm0 = xmm0 + xmm1 */
FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) {
STORE( func, *inst, 0, 0, chan_index ); /* dest[ch] = xmm0 */
}
break;
case TGSI_OPCODE_TXL: