diff options
| author | Christoph Bumiller <e0425955@student.tuwien.ac.at> | 2010-09-12 23:11:30 +0200 |
|---|---|---|
| committer | Christoph Bumiller <e0425955@student.tuwien.ac.at> | 2010-09-13 17:26:41 +0200 |
| commit | 3b3c20744f2ea90f6aaae33b337bdc5e135f3198 (patch) | |
| tree | 8927d4e90a561de436dd6d87f308009cb2908622 | |
| parent | 1f1411f2ccc7f808d181c09f925b0780306a05ca (diff) | |
nv50: MOV TEMP[0], -CONST[0] must be float32 negation
| -rw-r--r-- | src/gallium/drivers/nv50/nv50_tgsi_to_nc.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/src/gallium/drivers/nv50/nv50_tgsi_to_nc.c b/src/gallium/drivers/nv50/nv50_tgsi_to_nc.c index 8ad0b18c79..54d6fb960f 100644 --- a/src/gallium/drivers/nv50/nv50_tgsi_to_nc.c +++ b/src/gallium/drivers/nv50/nv50_tgsi_to_nc.c @@ -1075,7 +1075,7 @@ emit_fetch(struct bld_context *bld, const struct tgsi_full_instruction *insn, const struct tgsi_full_src_register *src = &insn->Src[s]; struct nv_value *res; struct nv_value *ptr = NULL; - unsigned idx, swz, dim_idx, ind_idx, ind_swz; + unsigned idx, swz, dim_idx, ind_idx, ind_swz, sgn; ubyte type = infer_src_type(insn->Instruction.Opcode); idx = src->Register.Index; @@ -1157,10 +1157,15 @@ emit_fetch(struct bld_context *bld, const struct tgsi_full_instruction *insn, if (!res) return bld_undef(bld, NV_FILE_GPR); + sgn = tgsi_util_get_full_src_register_sign_mode(src, chan); + if (insn->Instruction.Opcode != TGSI_OPCODE_MOV) res->reg.as_type = type; + else + if (sgn != TGSI_UTIL_SIGN_KEEP) /* apparently "MOV A, -B" assumes float */ + res->reg.as_type = NV_TYPE_F32; - switch (tgsi_util_get_full_src_register_sign_mode(src, chan)) { + switch (sgn) { case TGSI_UTIL_SIGN_KEEP: break; case TGSI_UTIL_SIGN_CLEAR: |