xemu-project/nv2a_vsh_cpu
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Change from program_size in integers to program_slots.

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This commit is contained in:
Erik Abair 2022-06-19 15:03:14 -07:00
parent 5006dc4919
commit 89e6ec8526
2 changed files with 8 additions and 7 deletions
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11
src/nv2a_vsh_disassembler.c
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@ -2,6 +2,8 @@
#include <stdlib.h>
#define NV2A_MAX_TRANSFORM_PROGRAM_LENGTH 136
#define EXTRACT(token, index, start, size) \
(token[(index)] >> start) & ~(0xFFFFFFFF << size)
@ -414,12 +416,12 @@ Nv2aVshParseResult nv2a_vsh_parse_step(Nv2aVshStep *out,
Nv2aVshParseResult nv2a_vsh_parse_program(Nv2aVshProgram *out,
const uint32_t *program,
uint32_t program_size) {
uint32_t program_slots) {
if (!out) {
return NV2AVPR_BAD_OUTPUT;
}
if (!program_size || (program_size & 0x03)) {
if (!program_slots || program_slots > NV2A_MAX_TRANSFORM_PROGRAM_LENGTH) {
return NV2AVPR_BAD_PROGRAM_SIZE;
}
@ -427,13 +429,12 @@ Nv2aVshParseResult nv2a_vsh_parse_program(Nv2aVshProgram *out,
return NV2AVPR_BAD_PROGRAM;
}
uint32_t num_slots = program_size / 4;
out->steps = (Nv2aVshStep *)malloc(sizeof(Nv2aVshStep) * num_slots);
out->steps = (Nv2aVshStep *)malloc(sizeof(Nv2aVshStep) * program_slots);
Nv2aVshStep *step = out->steps;
const uint32_t *opcodes = program;
for (uint32_t i = 0; i < num_slots; ++i, ++step, opcodes += 4) {
for (uint32_t i = 0; i < program_slots; ++i, ++step, opcodes += 4) {
Nv2aVshParseResult result = nv2a_vsh_parse_step(step, opcodes);
if (result != NV2AVPR_SUCCESS) {
nv2a_vsh_program_destroy(out);

4
src/nv2a_vsh_disassembler.h
View File

@ -144,13 +144,13 @@ Nv2aVshParseResult nv2a_vsh_parse_step(Nv2aVshStep *out, const uint32_t *token);
// steps.
// program - Flat array of integers containing the nv2a transform opcodes to be
// processed.
// program_size - Number of integers in `program`.
// program_slots - Number of slots in `program` (each slot is 4 integers).
//
// Note: On success, the caller is responsible for calling
// `nv2a_vsh_program_destroy` to clean up the allocated program.
Nv2aVshParseResult nv2a_vsh_parse_program(Nv2aVshProgram *out,
const uint32_t *program,
uint32_t program_size);
uint32_t program_slots);
#ifdef __cplusplus
} // extern "C"