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tgsi: Implement OPCODE_TRUNC.

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michal 2008-11-05 11:48:56 +01:00 • committed by Alan Hourihane
parent 2382dc8aff
commit de2ace201f
1 changed files with 17 additions and 1 deletions
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18
src/gallium/auxiliary/tgsi/tgsi_sse2.c
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@ -784,6 +784,17 @@ emit_f2it(
make_xmm( xmm ) );
}
static void
emit_i2f(
struct x86_function *func,
unsigned xmm )
{
sse2_cvtdq2ps(
func,
make_xmm( xmm ),
make_xmm( xmm ) );
}
static void PIPE_CDECL
flr4f(
float *store )
@ -2104,7 +2115,12 @@ emit_instruction(
break;
case TGSI_OPCODE_TRUNC:
return 0;
FOR_EACH_DST0_ENABLED_CHANNEL( *inst, chan_index ) {
FETCH( func, *inst, 0, 0, chan_index );
emit_f2it( func, 0 );
emit_i2f( func, 0 );
STORE( func, *inst, 0, 0, chan_index );
}
break;
case TGSI_OPCODE_SHL: