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authorReinUsesLisp <reinuseslisp@airmail.cc>2020-01-27 05:14:25 +0100
committerReinUsesLisp <reinuseslisp@airmail.cc>2020-01-27 05:15:44 +0100
commite3fc3459c817398fdc9a878c2e554e4580b1d863 (patch)
tree60f589d1c76bb589b9d171ae6e4ac2395288ed36 /src
parentMerge pull request #3343 from FearlessTobi/ui-tab (diff)
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Diffstat (limited to 'src')
-rw-r--r--src/video_core/engines/shader_bytecode.h7
-rw-r--r--src/video_core/shader/decode/arithmetic.cpp11
2 files changed, 17 insertions, 1 deletions
diff --git a/src/video_core/engines/shader_bytecode.h b/src/video_core/engines/shader_bytecode.h
index 6f98bd827..6376b579b 100644
--- a/src/video_core/engines/shader_bytecode.h
+++ b/src/video_core/engines/shader_bytecode.h
@@ -1096,6 +1096,11 @@ union Instruction {
} fset;
union {
+ BitField<47, 1, u64> ftz;
+ BitField<48, 4, PredCondition> cond;
+ } fcmp;
+
+ union {
BitField<49, 1, u64> bf;
BitField<35, 3, PredCondition> cond;
BitField<50, 1, u64> ftz;
@@ -1771,6 +1776,7 @@ public:
ICMP_R,
ICMP_CR,
ICMP_IMM,
+ FCMP_R,
MUFU, // Multi-Function Operator
RRO_C, // Range Reduction Operator
RRO_R,
@@ -2074,6 +2080,7 @@ private:
INST("0101110100100---", Id::HSETP2_R, Type::HalfSetPredicate, "HSETP2_R"),
INST("0111111-0-------", Id::HSETP2_IMM, Type::HalfSetPredicate, "HSETP2_IMM"),
INST("0101110100011---", Id::HSET2_R, Type::HalfSet, "HSET2_R"),
+ INST("010110111010----", Id::FCMP_R, Type::Arithmetic, "FCMP_R"),
INST("0101000010000---", Id::MUFU, Type::Arithmetic, "MUFU"),
INST("0100110010010---", Id::RRO_C, Type::Arithmetic, "RRO_C"),
INST("0101110010010---", Id::RRO_R, Type::Arithmetic, "RRO_R"),
diff --git a/src/video_core/shader/decode/arithmetic.cpp b/src/video_core/shader/decode/arithmetic.cpp
index fcedd2af6..90240c765 100644
--- a/src/video_core/shader/decode/arithmetic.cpp
+++ b/src/video_core/shader/decode/arithmetic.cpp
@@ -21,7 +21,7 @@ u32 ShaderIR::DecodeArithmetic(NodeBlock& bb, u32 pc) {
Node op_a = GetRegister(instr.gpr8);
- Node op_b = [&]() -> Node {
+ Node op_b = [&] {
if (instr.is_b_imm) {
return GetImmediate19(instr);
} else if (instr.is_b_gpr) {
@@ -141,6 +141,15 @@ u32 ShaderIR::DecodeArithmetic(NodeBlock& bb, u32 pc) {
SetRegister(bb, instr.gpr0, value);
break;
}
+ case OpCode::Id::FCMP_R: {
+ UNIMPLEMENTED_IF(instr.fcmp.ftz == 0);
+ Node op_c = GetRegister(instr.gpr39);
+ Node comp = GetPredicateComparisonFloat(instr.fcmp.cond, std::move(op_c), Immediate(0.0f));
+ SetRegister(
+ bb, instr.gpr0,
+ Operation(OperationCode::Select, std::move(comp), std::move(op_a), std::move(op_b)));
+ break;
+ }
case OpCode::Id::RRO_C:
case OpCode::Id::RRO_R:
case OpCode::Id::RRO_IMM: {