Signed-off-by: Karol Herbst <karolher...@gmail.com>
---
src/gallium/drivers/nouveau/codegen/nv50_ir_target.h | 1 +
src/gallium/drivers/nouveau/codegen/nv50_ir_target_nvc0.cpp | 7 ++++++-
src/gallium/drivers/nouveau/codegen/nv50_ir_target_nvc0.h | 1 +
3 files changed, 8 insertions(+), 1 deletion(-)
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_target.h
b/src/gallium/drivers/nouveau/codegen/nv50_ir_target.h
index 4a701f7..485ca16 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_target.h
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_target.h
@@ -222,6 +222,7 @@ public:
const Value *) const = 0;
// whether @insn can be issued together with @next (order matters)
+ virtual bool hasDualIssueing() const { return false; }
virtual bool canDualIssue(const Instruction *insn,
const Instruction *next) const { return false; }
virtual int getLatency(const Instruction *) const { return 1; }
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_target_nvc0.cpp
b/src/gallium/drivers/nouveau/codegen/nv50_ir_target_nvc0.cpp
index 04ac288..faf2121 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_target_nvc0.cpp
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_target_nvc0.cpp
@@ -605,12 +605,17 @@ int TargetNVC0::getThroughput(const Instruction *i) const
}
}
+bool TargetNVC0::hasDualIssueing() const
+{
+ return getChipset() >= 0xe4;
+}
+
bool TargetNVC0::canDualIssue(const Instruction *a, const Instruction *b) const
{
const OpClass clA = operationClass[a->op];
const OpClass clB = operationClass[b->op];
- if (getChipset() >= 0xe4) {
+ if (hasDualIssueing()) {
// not texturing
// not if the 2nd instruction isn't necessarily executed
if (clA == OPCLASS_TEXTURE || clA == OPCLASS_FLOW)
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_target_nvc0.h
b/src/gallium/drivers/nouveau/codegen/nv50_ir_target_nvc0.h
index 7d11cd9..3d55da7 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_target_nvc0.h
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_target_nvc0.h
@@ -57,6 +57,7 @@ public:
virtual bool isPostMultiplySupported(operation, float, int& e) const;
virtual bool mayPredicate(const Instruction *, const Value *) const;
+ virtual bool hasDualIssueing() const;
virtual bool canDualIssue(const Instruction *, const Instruction *) const;
virtual int getLatency(const Instruction *) const;
virtual int getThroughput(const Instruction *) const;
--
2.9.2
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