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llvmpipe: Implement LIT.

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This commit is contained in:
José Fonseca 2009-08-17 08:10:38 +01:00
parent 09a7b011ac
commit c5abcac7ef
1 changed files with 9 additions and 21 deletions
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30
src/gallium/drivers/llvmpipe/lp_bld_tgsi_soa.c
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@ -470,15 +470,11 @@ emit_instruction(
if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_X ) ) {
STORE( bld, *inst, 0, CHAN_X, bld->base.one);
}
if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_W ) ) {
STORE( bld, *inst, 0, CHAN_W, bld->base.one);
}
if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Y ) ) {
tmp0 = FETCH( bld, *inst, 0, CHAN_X );
tmp0 = lp_build_max( &bld->base, tmp0, bld->base.one);
STORE( bld, *inst, 0, CHAN_Y, tmp0);
src0 = FETCH( bld, *inst, 0, CHAN_X );
dst0 = lp_build_max( &bld->base, src0, bld->base.zero);
STORE( bld, *inst, 0, CHAN_Y, dst0);
}
#if 0
if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_Z ) ) {
/* XMM[1] = SrcReg[0].yyyy */
tmp1 = FETCH( bld, *inst, 0, CHAN_Y );
@ -488,22 +484,14 @@ emit_instruction(
tmp2 = FETCH( bld, *inst, 0, CHAN_W );
tmp1 = lp_build_pow( &bld->base, tmp1, tmp2);
tmp0 = FETCH( bld, *inst, 0, CHAN_X );
tmp2 = bld->base.zero;
sse_cmpps(
bld,
make_xmm( 2 ),
make_xmm( 0 ),
cc_LessThan );
sse_andps(
bld,
make_xmm( 2 ),
make_xmm( 1 ) );
STORE( bld, *inst, 0, CHAN_Z, tmp2);
tmp2 = lp_build_cmp(&bld->base, PIPE_FUNC_GREATER, tmp0, bld->base.zero);
dst0 = lp_build_select(&bld->base, tmp2, tmp1, bld->base.zero);
STORE( bld, *inst, 0, CHAN_Z, dst0);
}
if( IS_DST0_CHANNEL_ENABLED( *inst, CHAN_W ) ) {
STORE( bld, *inst, 0, CHAN_W, bld->base.one);
}
break;
#else
return 0;
#endif
case TGSI_OPCODE_RCP:
/* TGSI_OPCODE_RECIP */