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aco: set constant_data_offset correctly in the case of merged shaders 

setup_nir() is done for all shaders before any of them are selected, so
constant_data_offset could be incorrect for the first shader.

Fixes incorrect geometry in Mafia III and Max Payne 3.

Signed-off-by: Rhys Perry <pendingchaos02@gmail.com>
Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Cc: mesa-stable
Closes: https://gitlab.freedesktop.org/mesa/mesa/-/issues/2768
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6205>
This commit is contained in:
Rhys Perry 2020-08-06 14:16:08 +01:00 committed by Marge Bot
parent 0f8ef37f65
commit 6e70508151
1 changed files with 8 additions and 10 deletions
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18
src/amd/compiler/aco_instruction_selection_setup.cpp
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@ -936,6 +936,14 @@ void init_context(isel_context *ctx, nir_shader *shader)
ctx->allocated.reset(allocated.release());
ctx->cf_info.nir_to_aco.reset(nir_to_aco.release());
/* align and copy constant data */
while (ctx->program->constant_data.size() % 4u)
ctx->program->constant_data.push_back(0);
ctx->constant_data_offset = ctx->program->constant_data.size();
ctx->program->constant_data.insert(ctx->program->constant_data.end(),
(uint8_t*)shader->constant_data,
(uint8_t*)shader->constant_data + shader->constant_data_size);
}
Pseudo_instruction *add_startpgm(struct isel_context *ctx)
@ -1304,16 +1312,6 @@ lower_bit_size_callback(const nir_alu_instr *alu, void *_)
void
setup_nir(isel_context *ctx, nir_shader *nir)
{
Program *program = ctx->program;
/* align and copy constant data */
while (program->constant_data.size() % 4u)
program->constant_data.push_back(0);
ctx->constant_data_offset = program->constant_data.size();
program->constant_data.insert(program->constant_data.end(),
(uint8_t*)nir->constant_data,
(uint8_t*)nir->constant_data + nir->constant_data_size);
/* the variable setup has to be done before lower_io / CSE */
setup_variables(ctx, nir);