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nvfx: implement CMP in vp

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This commit is contained in:
Luca Barbieri
2010-08-21 20:14:16 +02:00
parent 923f5c97b1
commit 8983621c6b
1 changed files with 13 additions and 0 deletions
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13
src/gallium/drivers/nvfx/nvfx_vertprog.c
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@@ -511,6 +511,19 @@ nvfx_vertprog_parse_instruction(struct nvfx_context* nvfx, struct nvfx_vpc *vpc,
case TGSI_OPCODE_ARL:
nvfx_vp_emit(vpc, arith(VEC, ARL, dst, mask, src[0], none, none));
break;
case TGSI_OPCODE_CMP:
insn = arith(VEC, MOV, none.reg, mask, src[0], none, none);
insn.cc_update = 1;
nvfx_vp_emit(vpc, insn);
insn = arith(VEC, MOV, dst, mask, src[2], none, none);
insn.cc_test = NVFX_COND_GE;
nvfx_vp_emit(vpc, insn);
insn = arith(VEC, MOV, dst, mask, src[1], none, none);
insn.cc_test = NVFX_COND_LT;
nvfx_vp_emit(vpc, insn);
break;
case TGSI_OPCODE_COS:
nvfx_vp_emit(vpc, arith(SCA, COS, dst, mask, none, none, src[0]));
break;