Citra-emu/dynarmic
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

backend\A64\emit_a64_packed.cpp: Implement Unsigned Sum of Absolute Differences

Browse Source
This commit is contained in:
SachinVin 2019-07-27 17:16:00 +05:30 committed by xperia64
parent 5958810e56
commit f56f9c2b29
3 changed files with 15 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
src/backend/A64/emit_a64_packed.cpp
View File

@ -342,6 +342,18 @@ void EmitA64::EmitPackedSaturatedSubS16(EmitContext& ctx, IR::Inst* inst) {
ctx.reg_alloc.DefineValue(inst, a);
}
void EmitA64::EmitPackedAbsDiffSumS8(EmitContext& ctx, IR::Inst* inst) {
auto args = ctx.reg_alloc.GetArgumentInfo(inst);
const ARM64Reg a = EncodeRegToDouble(ctx.reg_alloc.UseScratchFpr(args[0]));
const ARM64Reg b = EncodeRegToDouble(ctx.reg_alloc.UseFpr(args[1]));
code.fp_emitter.UABD(B, a, a, b);
code.fp_emitter.UADDLV(B, a, a);
ctx.reg_alloc.DefineValue(inst, a);
}
void EmitA64::EmitPackedSelect(EmitContext& ctx, IR::Inst* inst) {
auto args = ctx.reg_alloc.GetArgumentInfo(inst);

2
src/backend/A64/opcodes.inc
View File

@ -212,7 +212,7 @@ OPCODE(PackedSaturatedAddU16, U32, U32,
OPCODE(PackedSaturatedAddS16, U32, U32, U32 )
OPCODE(PackedSaturatedSubU16, U32, U32, U32 )
OPCODE(PackedSaturatedSubS16, U32, U32, U32 )
//OPCODE(PackedAbsDiffSumS8, U32, U32, U32 )
OPCODE(PackedAbsDiffSumS8, U32, U32, U32 )
OPCODE(PackedSelect, U32, U32, U32, U32 )
// CRC instructions

4
src/frontend/A32/decoder/arm_a64.inc
View File

@ -186,8 +186,8 @@ INST(arm_SEL, "SEL", "cccc01101000nnnndddd11111011mmmm
INST(arm_UBFX, "UBFX", "cccc0111111wwwwwddddvvvvv101nnnn") // v6T2
// Unsigned Sum of Absolute Differences instructions
//INST(arm_USAD8, "USAD8", "cccc01111000dddd1111mmmm0001nnnn") // v6
//INST(arm_USADA8, "USADA8", "cccc01111000ddddaaaammmm0001nnnn") // v6
INST(arm_USAD8, "USAD8", "cccc01111000dddd1111mmmm0001nnnn") // v6
INST(arm_USADA8, "USADA8", "cccc01111000ddddaaaammmm0001nnnn") // v6
// Packing instructions
//INST(arm_PKHBT, "PKHBT", "cccc01101000nnnnddddvvvvv001mmmm") // v6K