dahjah/shadPS4
1
0
Fork 0
mirror of https://github.com/shadps4-emu/shadPS4.git synced 2026-04-27 21:35:26 -06:00
Code Issues Packages Projects Releases Wiki Activity

shader_recompiler: Support 32 thread sharing mode (#4110)

Browse Source
This commit is contained in:
TheTurtle 2026-03-09 17:33:58 +02:00 committed by GitHub
parent 0579569f13
commit e16ba06ab0
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
1 changed files with 14 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
src/shader_recompiler/frontend/translate/data_share.cpp
View File

@ -277,12 +277,21 @@ void Translator::DS_SWIZZLE_B32(const GcnInst& inst) {
const u8 offset0 = inst.control.ds.offset0;
const u8 offset1 = inst.control.ds.offset1;
const IR::U32 src{GetSrc(inst.src[0])};
// ASSERT(offset1 & 0x80);
const IR::U32 lane_id = ir.LaneId();
const IR::U32 id_in_group = ir.BitwiseAnd(lane_id, ir.Imm32(0b11));
const IR::U32 base = ir.ShiftLeftLogical(id_in_group, ir.Imm32(1));
const IR::U32 index = ir.BitFieldExtract(ir.Imm32(offset0), base, ir.Imm32(2));
SetDst(inst.dst[0], ir.QuadShuffle(src, index));
if (offset1 & 0x80) {
const IR::U32 id_in_group = ir.BitwiseAnd(lane_id, ir.Imm32(0b11));
const IR::U32 base = ir.ShiftLeftLogical(id_in_group, ir.Imm32(1));
const IR::U32 index = ir.BitFieldExtract(ir.Imm32(offset0), base, ir.Imm32(2));
SetDst(inst.dst[0], ir.QuadShuffle(src, index));
} else {
const u8 and_mask = (offset0 & 0x1f) | (~u8{0} << 5);
const u8 or_mask = (offset0 >> 5) | ((offset1 & 0x3) << 3);
const u8 xor_mask = offset1 >> 2;
const IR::U32 index = ir.BitwiseXor(
ir.BitwiseOr(ir.BitwiseAnd(lane_id, ir.Imm32(and_mask)), ir.Imm32(or_mask)),
ir.Imm32(xor_mask));
SetDst(inst.dst[0], ir.ReadLane(src, index));
}
}
void Translator::DS_APPEND(const GcnInst& inst) {