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graphics: write the subdraw index of multi-draw indirect packets

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Co-authored-by: Ali Almohaya <AliAlmohaya@gmail.com>
This commit is contained in:
nmzik
2026-10-26 03:18:17 +01:00
parent 72d7da7266
commit b4209dde1b
4 changed files with 19 additions and 7 deletions
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tests/ShaderRecompilerComputeTests.cpp
+7
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@@ -49964,6 +49964,13 @@ void CheckPm4DrawIndirectMultiPacket(RenderContext &renderer) {
KYTY_PM4(10, Pm4::IT_DRAW_INDIRECT_MULTI, 0), 0,
auto_packet[2], auto_packet[3], Pm4::SH_NOP, 2, 0, 0, 16, 2};
check_offsets(auto_multi_packet, hs, {53, 15}, "non-indexed multi-draw offsets");
// Word 4 bit 31 has the CP write each subdraw's index, even with no offsets to patch.
shaders.SetHsUserSgpr(11, 77);
auto_multi_packet[2] = auto_multi_packet[3] = Pm4::SH_NOP;
auto_multi_packet[4] = (1u << 31u) | (Pm4::SPI_SHADER_USER_DATA_HS_0 + 11);
Require("Pm4DrawIndirectMulti", "multi-draw index",
execute(auto_multi_packet.data(), auto_multi_packet.size()) && hs[11] == 1,
"multi-draw did not write the last subdraw index");
arguments = {0, 1, 99, 101};
auto_packet[2] = Pm4::SH_NOP;
check_offsets(auto_packet, hs, {53, 101}, "independent destinations");