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aco/assembler: add vintrp high_16bit support

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Reviewed-by: Rhys Perry <pendingchaos02@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/28435>
This commit is contained in:
Georg Lehmann 2024-03-27 18:02:08 +01:00 • committed by Marge Bot
parent 893ee883fe
commit 81a334a594
4 changed files with 7 additions and 6 deletions
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1
src/amd/compiler/aco_assembler.cpp
View file

@ -385,6 +385,7 @@ emit_vintrp_instruction(asm_context& ctx, std::vector<uint32_t>& out, Instructio
encoding = 0;
encoding |= interp.attribute;
encoding |= interp.component << 6;
encoding |= interp.high_16bits << 8;
encoding |= reg(ctx, instr->operands[0]) << 9;
if (instr->opcode == aco_opcode::v_interp_p2_f16 ||
instr->opcode == aco_opcode::v_interp_p2_legacy_f16 ||

3
src/amd/compiler/aco_ir.h
View file

@ -1403,7 +1403,8 @@ static_assert(sizeof(SDWA_instruction) == sizeof(VALU_instruction) + 4, "Unexpec
struct VINTRP_instruction : public Instruction {
uint8_t attribute;
uint8_t component;
uint16_t padding;
bool high_16bits;
uint8_t padding;
};
static_assert(sizeof(VINTRP_instruction) == sizeof(Instruction) + 4, "Unexpected padding");

7
src/amd/compiler/aco_opt_value_numbering.cpp
View file

@ -170,11 +170,8 @@ struct InstrPred {
case Format::VINTRP: {
VINTRP_instruction& aI = a->vintrp();
VINTRP_instruction& bI = b->vintrp();
if (aI.attribute != bI.attribute)
return false;
if (aI.component != bI.component)
return false;
return true;
return aI.attribute == bI.attribute && aI.component == bI.component &&
aI.high_16bits == bI.high_16bits;
}
case Format::VINTERP_INREG: {
VINTERP_inreg_instruction& aI = a->vinterp_inreg();

2
src/amd/compiler/aco_print_ir.cpp
View file

@ -427,6 +427,8 @@ print_instr_format_specific(enum amd_gfx_level gfx_level, const Instruction* ins
case Format::VINTRP: {
const VINTRP_instruction& vintrp = instr->vintrp();
fprintf(output, " attr%d.%c", vintrp.attribute, "xyzw"[vintrp.component]);
if (vintrp.high_16bits)
fprintf(output, " high");
break;
}
case Format::DS: {