fdo-mirrors/mesa
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/mesa/mesa.git synced 2025-12-28 14:40:10 +01:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

r600/sfn: Add method to emit ALU_PUSH_BEFORE in assembler

Browse source 
Signed-off-by: Gert Wollny <gert.wollny@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/37096>
This commit is contained in:
Gert Wollny 2025-08-28 23:59:29 +02:00 • committed by Marge Bot
parent fbded04e3b
commit ca1ee36516
1 changed files with 31 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

31
src/gallium/drivers/r600/sfn/sfn_assembler.cpp
View file

@ -70,6 +70,7 @@ public:
void emit_loop_end();
void emit_loop_break();
void emit_loop_cont();
void emit_alu_push_before();
void emit_alu_op(const AluInstr& ai);
void emit_lds_op(const AluInstr& lds);
@ -1094,6 +1095,36 @@ AssamblerVisitor::emit_else()
m_result &= m_jump_tracker.add_mid(m_bc->cf_last, jt_if);
}
void
AssamblerVisitor::emit_alu_push_before()
{
int elems = m_callstack.push(FC_PUSH_VPM);
bool needs_workaround = false;
if (m_bc->gfx_level == CAYMAN && m_bc->stack.loop > 1)
needs_workaround = true;
if (m_bc->gfx_level == EVERGREEN && m_bc->family != CHIP_HEMLOCK &&
m_bc->family != CHIP_CYPRESS && m_bc->family != CHIP_JUNIPER) {
unsigned dmod1 = (elems - 1) % m_bc->stack.entry_size;
unsigned dmod2 = (elems) % m_bc->stack.entry_size;
if (elems && (!dmod1 || !dmod2))
needs_workaround = true;
}
if (needs_workaround) {
r600_bytecode_add_cfinst(m_bc, CF_OP_PUSH);
m_bc->cf_last->cf_addr = m_bc->cf_last->id + 2;
r600_bytecode_add_cfinst(m_bc, CF_OP_ALU);
// pred->set_cf_type(cf_alu);
} else {
r600_bytecode_add_cfinst(m_bc, CF_OP_ALU_PUSH_BEFORE);
}
clear_states(sf_tex | sf_vtx);
}
void
AssamblerVisitor::emit_endif()
{