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nv50: MOV TEMP[0], -CONST[0] must be float32 negation

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This commit is contained in:
Christoph Bumiller
2010-09-12 23:11:30 +02:00
parent 1f1411f2cc
commit 3b3c20744f
1 changed files with 7 additions and 2 deletions
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src/gallium/drivers/nv50/nv50_tgsi_to_nc.c
+7 -2
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@@ -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: