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amd/common: extract ac_parse_shader_binary_config

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Reviewed-by: Marek Olšák <marek.olsak@amd.com>
This commit is contained in:
Nicolai Hähnle 2018-05-22 13:29:27 +02:00 • committed by Marek Olšák
parent de8a919702
commit 2e96c01073
2 changed files with 47 additions and 34 deletions
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77
src/amd/common/ac_binary.c
View file

@ -206,43 +206,16 @@ const unsigned char *ac_shader_binary_config_start(
return binary->config;
}
static const char *scratch_rsrc_dword0_symbol =
"SCRATCH_RSRC_DWORD0";
static const char *scratch_rsrc_dword1_symbol =
"SCRATCH_RSRC_DWORD1";
void ac_shader_binary_read_config(struct ac_shader_binary *binary,
struct ac_shader_config *conf,
unsigned symbol_offset,
bool supports_spill)
/* Parse configuration data in .AMDGPU.config section format. */
void ac_parse_shader_binary_config(const char *data, size_t nbytes,
bool really_needs_scratch,
struct ac_shader_config *conf)
{
unsigned i;
const unsigned char *config =
ac_shader_binary_config_start(binary, symbol_offset);
bool really_needs_scratch = false;
uint32_t wavesize = 0;
/* LLVM adds SGPR spills to the scratch size.
* Find out if we really need the scratch buffer.
*/
if (supports_spill) {
really_needs_scratch = true;
} else {
for (i = 0; i < binary->reloc_count; i++) {
const struct ac_shader_reloc *reloc = &binary->relocs[i];
if (!strcmp(scratch_rsrc_dword0_symbol, reloc->name) ||
!strcmp(scratch_rsrc_dword1_symbol, reloc->name)) {
really_needs_scratch = true;
break;
}
}
}
for (i = 0; i < binary->config_size_per_symbol; i+= 8) {
unsigned reg = util_le32_to_cpu(*(uint32_t*)(config + i));
unsigned value = util_le32_to_cpu(*(uint32_t*)(config + i + 4));
for (size_t i = 0; i < nbytes; i += 8) {
unsigned reg = util_le32_to_cpu(*(uint32_t*)(data + i));
unsigned value = util_le32_to_cpu(*(uint32_t*)(data + i + 4));
switch (reg) {
case R_00B028_SPI_SHADER_PGM_RSRC1_PS:
case R_00B128_SPI_SHADER_PGM_RSRC1_VS:
@ -299,6 +272,42 @@ void ac_shader_binary_read_config(struct ac_shader_binary *binary,
}
}
static const char *scratch_rsrc_dword0_symbol =
"SCRATCH_RSRC_DWORD0";
static const char *scratch_rsrc_dword1_symbol =
"SCRATCH_RSRC_DWORD1";
void ac_shader_binary_read_config(struct ac_shader_binary *binary,
struct ac_shader_config *conf,
unsigned symbol_offset,
bool supports_spill)
{
unsigned i;
const char *config =
(const char *)ac_shader_binary_config_start(binary, symbol_offset);
bool really_needs_scratch = false;
/* LLVM adds SGPR spills to the scratch size.
* Find out if we really need the scratch buffer.
*/
if (supports_spill) {
really_needs_scratch = true;
} else {
for (i = 0; i < binary->reloc_count; i++) {
const struct ac_shader_reloc *reloc = &binary->relocs[i];
if (!strcmp(scratch_rsrc_dword0_symbol, reloc->name) ||
!strcmp(scratch_rsrc_dword1_symbol, reloc->name)) {
really_needs_scratch = true;
break;
}
}
}
ac_parse_shader_binary_config(config, binary->config_size_per_symbol,
really_needs_scratch, conf);
}
void ac_shader_binary_clean(struct ac_shader_binary *b)
{
if (!b)

4
src/amd/common/ac_binary.h
View file

@ -24,6 +24,7 @@
#ifndef AC_BINARY_H
#define AC_BINARY_H
#include <stddef.h>
#include <stdint.h>
#include <stdbool.h>
@ -96,6 +97,9 @@ const unsigned char *ac_shader_binary_config_start(
const struct ac_shader_binary *binary,
uint64_t symbol_offset);
void ac_parse_shader_binary_config(const char *data, size_t nbytes,
bool really_needs_scratch,
struct ac_shader_config *conf);
void ac_shader_binary_read_config(struct ac_shader_binary *binary,
struct ac_shader_config *conf,
unsigned symbol_offset,