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shader_ir/warp: Implement SHFL

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This commit is contained in:
ReinUsesLisp 2019-08-26 22:09:12 -03:00
parent 393cc3ef2f
commit 0526bf1895
6 changed files with 182 additions and 9 deletions
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18
src/video_core/engines/shader_bytecode.h
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@ -566,6 +566,13 @@ enum class ImageAtomicOperation : u64 {
Exch = 8,
};
enum class ShuffleOperation : u64 {
Idx = 0, // shuffleNV
Up = 1, // shuffleUpNV
Down = 2, // shuffleDownNV
Bfly = 3, // shuffleXorNV
};
union Instruction {
Instruction& operator=(const Instruction& instr) {
value = instr.value;
@ -599,6 +606,15 @@ union Instruction {
BitField<42, 1, u64> negate_value;
} vote;
union {
BitField<30, 2, ShuffleOperation> operation;
BitField<48, 3, u64> pred48;
BitField<28, 1, u64> is_index_imm;
BitField<29, 1, u64> is_mask_imm;
BitField<20, 5, u64> index_imm;
BitField<34, 13, u64> mask_imm;
} shfl;
union {
BitField<8, 8, Register> gpr;
BitField<20, 24, s64> offset;
@ -1542,6 +1558,7 @@ public:
BRK,
DEPBAR,
VOTE,
SHFL,
BFE_C,
BFE_R,
BFE_IMM,
@ -1833,6 +1850,7 @@ private:
INST("111000110000----", Id::EXIT, Type::Flow, "EXIT"),
INST("1111000011110---", Id::DEPBAR, Type::Synch, "DEPBAR"),
INST("0101000011011---", Id::VOTE, Type::Warp, "VOTE"),
INST("1110111100010---", Id::SHFL, Type::Warp, "SHFL"),
INST("1110111111011---", Id::LD_A, Type::Memory, "LD_A"),
INST("1110111101001---", Id::LD_S, Type::Memory, "LD_S"),
INST("1110111101000---", Id::LD_L, Type::Memory, "LD_L"),