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Diffstat (limited to 'src/gallium/auxiliary/tgsi/tgsi_text.c')
-rw-r--r--src/gallium/auxiliary/tgsi/tgsi_text.c66
1 files changed, 48 insertions, 18 deletions
diff --git a/src/gallium/auxiliary/tgsi/tgsi_text.c b/src/gallium/auxiliary/tgsi/tgsi_text.c
index a4320128c11..c38adeb931c 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_text.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_text.c
@@ -132,6 +132,23 @@ static boolean parse_uint( const char **pcur, uint *val )
return FALSE;
}
+static boolean parse_int( const char **pcur, int *val )
+{
+ const char *cur = *pcur;
+ int sign = (*cur == '-' ? -1 : 1);
+
+ if (*cur == '+' || *cur == '-')
+ cur++;
+
+ if (parse_uint(&cur, (uint *)val)) {
+ *val *= sign;
+ *pcur = cur;
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
static boolean parse_identifier( const char **pcur, char *ret )
{
const char *cur = *pcur;
@@ -971,10 +988,11 @@ parse_instruction(
/* parses a 4-touple of the form {x, y, z, w}
* where x, y, z, w are numbers */
-static boolean parse_immediate_data(struct translate_ctx *ctx,
- float *values)
+static boolean parse_immediate_data(struct translate_ctx *ctx, unsigned type,
+ union tgsi_immediate_data *values)
{
unsigned i;
+ int ret;
eat_opt_white( &ctx->cur );
if (*ctx->cur != '{') {
@@ -992,8 +1010,21 @@ static boolean parse_immediate_data(struct translate_ctx *ctx,
ctx->cur++;
eat_opt_white( &ctx->cur );
}
- if (!parse_float( &ctx->cur, &values[i] )) {
- report_error( ctx, "Expected literal floating point" );
+
+ switch (type) {
+ case TGSI_IMM_FLOAT32:
+ ret = parse_float(&ctx->cur, &values[i].Float);
+ break;
+ case TGSI_IMM_UINT32:
+ ret = parse_uint(&ctx->cur, &values[i].Uint);
+ break;
+ case TGSI_IMM_INT32:
+ ret = parse_int(&ctx->cur, &values[i].Int);
+ break;
+ }
+
+ if (!ret) {
+ report_error( ctx, "Expected immediate constant" );
return FALSE;
}
}
@@ -1210,7 +1241,7 @@ static boolean parse_declaration( struct translate_ctx *ctx )
}
} else if (is_imm_array) {
unsigned i;
- float *vals_itr;
+ union tgsi_immediate_data *vals_itr;
/* we have our immediate data */
if (*cur != '{') {
report_error( ctx, "Immediate array without data" );
@@ -1222,9 +1253,9 @@ static boolean parse_declaration( struct translate_ctx *ctx )
decl.ImmediateData.u =
MALLOC(sizeof(union tgsi_immediate_data) * 4 *
(decl.Range.Last + 1));
- vals_itr = (float*)decl.ImmediateData.u;
+ vals_itr = decl.ImmediateData.u;
for (i = 0; i <= decl.Range.Last; ++i) {
- if (!parse_immediate_data(ctx, vals_itr)) {
+ if (!parse_immediate_data(ctx, TGSI_IMM_FLOAT32, vals_itr)) {
FREE(decl.ImmediateData.u);
return FALSE;
}
@@ -1291,28 +1322,27 @@ static boolean parse_declaration( struct translate_ctx *ctx )
static boolean parse_immediate( struct translate_ctx *ctx )
{
struct tgsi_full_immediate imm;
- float values[4];
uint advance;
+ int type;
if (!eat_white( &ctx->cur )) {
report_error( ctx, "Syntax error" );
return FALSE;
}
- if (!str_match_no_case( &ctx->cur, "FLT32" ) ||
- is_digit_alpha_underscore( ctx->cur )) {
- report_error( ctx, "Expected `FLT32'" );
+ for (type = 0; type < Elements(tgsi_immediate_type_names); ++type) {
+ if (str_match_no_case(&ctx->cur, tgsi_immediate_type_names[type]) &&
+ !is_digit_alpha_underscore(ctx->cur))
+ break;
+ }
+ if (type == Elements(tgsi_immediate_type_names)) {
+ report_error( ctx, "Expected immediate type" );
return FALSE;
}
- parse_immediate_data(ctx, values);
-
imm = tgsi_default_full_immediate();
imm.Immediate.NrTokens += 4;
- imm.Immediate.DataType = TGSI_IMM_FLOAT32;
- imm.u[0].Float = values[0];
- imm.u[1].Float = values[1];
- imm.u[2].Float = values[2];
- imm.u[3].Float = values[3];
+ imm.Immediate.DataType = type;
+ parse_immediate_data(ctx, type, imm.u);
advance = tgsi_build_full_immediate(
&imm,