diff options
| author | Francisco Jerez <[email protected]> | 2012-03-26 17:56:29 +0200 |
|---|---|---|
| committer | Francisco Jerez <[email protected]> | 2012-05-11 12:39:43 +0200 |
| commit | a426b0d5bce24659a19c72af27a5aa4871782f9d (patch) | |
| tree | e858c68167caf4bd5bb70440a1316744a8fe6d84 /src | |
| parent | 49468a1b2a241d5a6a1155f79b48fa6562524206 (diff) | |
gallium/tgsi/text: Make label parsing optional for branch instructions.
Structured branch instructions like IF, ELSE, BGNLOOP, ENDLOOP no
longer require a label argument, make it optional for them.
Diffstat (limited to 'src')
| -rw-r--r-- | src/gallium/auxiliary/tgsi/tgsi_text.c | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/src/gallium/auxiliary/tgsi/tgsi_text.c b/src/gallium/auxiliary/tgsi/tgsi_text.c index c87313a3c16..a4320128c11 100644 --- a/src/gallium/auxiliary/tgsi/tgsi_text.c +++ b/src/gallium/auxiliary/tgsi/tgsi_text.c @@ -821,6 +821,7 @@ parse_instruction( uint saturate = TGSI_SAT_NONE; const struct tgsi_opcode_info *info; struct tgsi_full_instruction inst; + const char *cur; uint advance; inst = tgsi_default_full_instruction(); @@ -866,7 +867,7 @@ parse_instruction( */ eat_opt_white( &ctx->cur ); for (i = 0; i < TGSI_OPCODE_LAST; i++) { - const char *cur = ctx->cur; + cur = ctx->cur; info = tgsi_get_opcode_info( i ); if (match_inst_mnemonic(&cur, info)) { @@ -940,22 +941,20 @@ parse_instruction( } } - if (info->is_branch) { + cur = ctx->cur; + eat_opt_white( &cur ); + if (info->is_branch && *cur == ':') { uint target; - eat_opt_white( &ctx->cur ); - if (*ctx->cur != ':') { - report_error( ctx, "Expected `:'" ); - return FALSE; - } - ctx->cur++; - eat_opt_white( &ctx->cur ); - if (!parse_uint( &ctx->cur, &target )) { + cur++; + eat_opt_white( &cur ); + if (!parse_uint( &cur, &target )) { report_error( ctx, "Expected a label" ); return FALSE; } inst.Instruction.Label = 1; inst.Label.Label = target; + ctx->cur = cur; } advance = tgsi_build_full_instruction( |