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r600: implement SSG instruction

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This commit is contained in:
Andre Maasikas
2010-08-18 14:14:38 +03:00
parent 8690c6a6b4
commit d442a01ac1
2 changed files with 67 additions and 0 deletions
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src/mesa/drivers/dri/r600/r700_assembler.c
+66
View File
@@ -4369,6 +4369,65 @@ GLboolean assemble_SLT(r700_AssemblerBase *pAsm)
return GL_TRUE;
}
GLboolean assemble_SSG(r700_AssemblerBase *pAsm)
{
checkop1(pAsm);
GLuint tmp = gethelpr(pAsm);
/* tmp = (src > 0 ? 1 : src) */
pAsm->D.dst.opcode = SQ_OP3_INST_CNDGT;
pAsm->D.dst.op3 = 1;
pAsm->D.dst.rtype = DST_REG_TEMPORARY;
pAsm->D.dst.reg = tmp;
if( GL_FALSE == assemble_src(pAsm, 0, -1) )
{
return GL_FALSE;
}
setswizzle_PVSSRC(&(pAsm->S[1].src), SQ_SEL_1);
if( GL_FALSE == assemble_src(pAsm, 0, 2) )
{
return GL_FALSE;
}
if( GL_FALSE == next_ins(pAsm) )
{
return GL_FALSE;
}
/* dst = (-tmp > 0 ? -1 : tmp) */
pAsm->D.dst.opcode = SQ_OP3_INST_CNDGT;
pAsm->D.dst.op3 = 1;
if( GL_FALSE == assemble_dst(pAsm) )
{
return GL_FALSE;
}
setaddrmode_PVSSRC(&(pAsm->S[0].src), ADDR_ABSOLUTE);
pAsm->S[0].src.rtype = SRC_REG_TEMPORARY;
pAsm->S[0].src.reg = tmp;
noswizzle_PVSSRC(&(pAsm->S[0].src));
neg_PVSSRC(&(pAsm->S[0].src));
setswizzle_PVSSRC(&(pAsm->S[1].src), SQ_SEL_1);
neg_PVSSRC(&(pAsm->S[1].src));
setaddrmode_PVSSRC(&(pAsm->S[2].src), ADDR_ABSOLUTE);
pAsm->S[2].src.rtype = SRC_REG_TEMPORARY;
pAsm->S[2].src.reg = tmp;
noswizzle_PVSSRC(&(pAsm->S[2].src));
if( GL_FALSE == next_ins(pAsm) )
{
return GL_FALSE;
}
return GL_TRUE;
}
GLboolean assemble_STP(r700_AssemblerBase *pAsm)
{
return GL_TRUE;
@@ -5893,6 +5952,13 @@ GLboolean AssembleInstr(GLuint uiFirstInst,
// return GL_FALSE;
// break;
case OPCODE_SSG:
if ( GL_FALSE == assemble_SSG(pR700AsmCode) )
{
return GL_FALSE;
}
break;
case OPCODE_SWZ:
if ( GL_FALSE == assemble_MOV(pR700AsmCode) )
{
src/mesa/drivers/dri/r600/r700_assembler.h
+1
View File
@@ -625,6 +625,7 @@ GLboolean assemble_LOGIC_PRED(r700_AssemblerBase *pAsm, BITS opcode);
GLboolean assemble_TRIG(r700_AssemblerBase *pAsm, BITS opcode);
GLboolean assemble_SLT(r700_AssemblerBase *pAsm);
GLboolean assemble_SSG(r700_AssemblerBase *pAsm);
GLboolean assemble_STP(r700_AssemblerBase *pAsm);
GLboolean assemble_TEX(r700_AssemblerBase *pAsm);
GLboolean assemble_XPD(r700_AssemblerBase *pAsm);