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gallium: added file_max[] array to tgsi_shader_info

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Records the highest index of a declared register.
This commit is contained in:
Brian 2008-02-27 15:47:24 -07:00
parent 0e1e1f12f4
commit 3197ad5a56
2 changed files with 5 additions and 1 deletions
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5
src/gallium/auxiliary/tgsi/util/tgsi_scan.c
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@ -46,10 +46,12 @@ void
tgsi_scan_shader(const struct tgsi_token *tokens,
struct tgsi_shader_info *info)
{
uint procType;
uint procType, i;
struct tgsi_parse_context parse;
memset(info, 0, sizeof(*info));
for (i = 0; i < TGSI_FILE_COUNT; i++)
info->file_max[i] = -1;
/**
** Setup to begin parsing input shader
@ -97,6 +99,7 @@ tgsi_scan_shader(const struct tgsi_token *tokens,
/* only first 32 regs will appear in this bitfield */
info->file_mask[file] |= (1 << i);
info->file_count[file]++;
info->file_max[file] = MAX2(info->file_max[file], i);
if (file == TGSI_FILE_INPUT) {
info->input_semantic_name[info->num_inputs]

1
src/gallium/auxiliary/tgsi/util/tgsi_scan.h
View file

@ -51,6 +51,7 @@ struct tgsi_shader_info
uint file_mask[TGSI_FILE_COUNT]; /**< bitmask of declared registers */
uint file_count[TGSI_FILE_COUNT]; /**< number of declared registers */
int file_max[TGSI_FILE_COUNT]; /**< highest index of declared registers */
uint immediate_count; /**< number of immediates declared */