From: Christoph Bumiller <e0425955@student.tuwien.ac.at>
Date: Tue, 29 May 2012 15:00:10 +0000 (+0200)
Subject: nvc0/ir: allow 64-bit constant loads on nve4
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=79eed0d2246e8e7be505784af0078507c712a02c;p=mesa.git

nvc0/ir: allow 64-bit constant loads on nve4

Looks like only 128-bit access doesn't work.
---

diff --git a/src/gallium/drivers/nv50/codegen/nv50_ir_peephole.cpp b/src/gallium/drivers/nv50/codegen/nv50_ir_peephole.cpp
index cfbe3ecf784..6f34b1aeb3c 100644
--- a/src/gallium/drivers/nv50/codegen/nv50_ir_peephole.cpp
+++ b/src/gallium/drivers/nv50/codegen/nv50_ir_peephole.cpp
@@ -1939,6 +1939,8 @@ FlatteningPass::visit(BasicBlock *bb)
           !isTextureOp(insn->op) && // probably just nve4
           insn->op != OP_LINTERP && // probably just nve4
           insn->op != OP_PINTERP && // probably just nve4
+          ((insn->op != OP_LOAD && insn->op != OP_STORE) ||
+           typeSizeof(insn->dType) <= 4) &&
           !insn->isNop()) {
          insn->join = 1;
          bb->remove(bb->getExit());
diff --git a/src/gallium/drivers/nvc0/codegen/nv50_ir_target_nvc0.cpp b/src/gallium/drivers/nvc0/codegen/nv50_ir_target_nvc0.cpp
index e4b9dc18311..0674f12704d 100644
--- a/src/gallium/drivers/nvc0/codegen/nv50_ir_target_nvc0.cpp
+++ b/src/gallium/drivers/nvc0/codegen/nv50_ir_target_nvc0.cpp
@@ -448,7 +448,7 @@ TargetNVC0::isAccessSupported(DataFile file, DataType ty) const
    if (ty == TYPE_NONE)
       return false;
    if (file == FILE_MEMORY_CONST && getChipset() >= 0xe0) // wrong encoding ?
-      return typeSizeof(ty) <= 4;
+      return typeSizeof(ty) <= 8;
    if (ty == TYPE_B96)
       return (file == FILE_SHADER_INPUT) || (file == FILE_SHADER_OUTPUT);
    return true;