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agc: initialize interpolant mapping registers

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This commit is contained in:
nmzik
2026-08-20 23:34:40 +02:00
parent 1546e93d67
commit ebd47081ca
6 changed files with 134 additions and 166 deletions
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tests/shaderCfgTests.cpp
+37 -4
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@@ -5504,12 +5504,22 @@ void TestGraphicsCreateInterpolantMapping() {
Check(Gen5::AgcCreateInterpolantMapping(regs, nullptr, nullptr) == 0,
"null pixel shader interpolant mapping failed");
for (uint32_t i = 0; i < 32u; i++) {
Check(regs[i].offset == Pm4::CX_PS_SHADER_USAGE_BASE + i,
Check(regs[i].offset == Pm4::SPI_PS_INPUT_CNTL_0 + i,
"identity interpolant register offset was unexpected");
Check(regs[i].value == i,
"identity interpolant register value was unexpected");
}
ShaderRegister native_regs[32] = {};
Check(Gen5::AgcCreateInterpolantMapping2(native_regs, nullptr, nullptr) == 0,
"native interpolant mapping identity path failed");
for (uint32_t i = 0; i < 32u; i++) {
Check(native_regs[i].offset == Pm4::SPI_PS_INPUT_CNTL_0 + i,
"native interpolant register offset was unexpected");
Check(native_regs[i].value == i,
"native interpolant register value was unexpected");
}
ShaderSemantic gs_semantics[3] = {};
gs_semantics[0].semantic = 7;
gs_semantics[0].hardware_mapping = 5;
@@ -5523,7 +5533,7 @@ void TestGraphicsCreateInterpolantMapping() {
gs.output_semantics = gs_semantics;
gs.num_output_semantics = static_cast<uint16_t>(std::size(gs_semantics));
ShaderSemantic ps_semantics[4] = {};
ShaderSemantic ps_semantics[6] = {};
ps_semantics[0].semantic = 7;
ps_semantics[1].semantic = 8;
ps_semantics[1].default_value = 2;
@@ -5535,6 +5545,13 @@ void TestGraphicsCreateInterpolantMapping() {
ps_semantics[3].is_f16 = 1;
ps_semantics[3].default_value = 3;
ps_semantics[3].default_value_hi = 2;
ps_semantics[4].semantic = 10;
ps_semantics[4].is_f16 = 2;
ps_semantics[4].default_value_hi = 3;
ps_semantics[5].semantic = 11;
ps_semantics[5].is_f16 = 1;
ps_semantics[5].default_value = 2;
ps_semantics[5].default_value_hi = 1;
Shader ps{};
ps.input_semantics = ps_semantics;
@@ -5550,9 +5567,25 @@ void TestGraphicsCreateInterpolantMapping() {
"flat/custom interpolant mapping bits were unexpected");
Check(regs[3].value == 0x01580304u,
"f16 interpolant mapping bits were unexpected");
Check(regs[4].offset == Pm4::CX_PS_SHADER_USAGE_BASE + 4u &&
regs[4].value == 4u,
Check(regs[6].offset == Pm4::SPI_PS_INPUT_CNTL_0 + 6u &&
regs[6].value == 6u,
"interpolant identity tail was not filled");
Check(Gen5::AgcCreateInterpolantMapping2(native_regs, &gs, &ps) == 0,
"native shader interpolant mapping failed");
Check(native_regs[0].value == 0x00000005u &&
native_regs[1].value == 0x00000220u &&
native_regs[2].value == 0x0000052cu &&
native_regs[3].value == 0x01580304u,
"native shader interpolant values were unexpected");
Check(native_regs[4].offset == Pm4::SPI_PS_INPUT_CNTL_0 + 4u &&
native_regs[4].value == 0x02680324u &&
native_regs[5].offset == Pm4::SPI_PS_INPUT_CNTL_0 + 5u &&
native_regs[5].value == 0x01380220u,
"native mode-specific interpolant values were unexpected");
Check(native_regs[6].offset == Pm4::SPI_PS_INPUT_CNTL_0 + 6u &&
native_regs[6].value == 6u,
"native interpolant identity tail was not filled");
}
void TestNewShaderRecompilerNativeWideScalarMemoryIr() {