diff options
Diffstat (limited to 'src/mesa/drivers/dri/r300/compiler/radeon_rename_regs.c')
| -rw-r--r-- | src/mesa/drivers/dri/r300/compiler/radeon_rename_regs.c | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/src/mesa/drivers/dri/r300/compiler/radeon_rename_regs.c b/src/mesa/drivers/dri/r300/compiler/radeon_rename_regs.c index 87ec3dca06..88165f7895 100644 --- a/src/mesa/drivers/dri/r300/compiler/radeon_rename_regs.c +++ b/src/mesa/drivers/dri/r300/compiler/radeon_rename_regs.c @@ -33,6 +33,7 @@ #include "radeon_compiler.h" #include "radeon_dataflow.h" +#include "radeon_program.h" /** * This function renames registers in an attempt to get the code close to @@ -44,10 +45,17 @@ */ void rc_rename_regs(struct radeon_compiler *c, void *user) { - unsigned int new_index, i; + unsigned int i, used_length; + int new_index; struct rc_instruction * inst; struct rc_reader_data reader_data; + unsigned char * used; + used_length = 2 * rc_recompute_ips(c); + used = memory_pool_malloc(&c->Pool, sizeof(unsigned char) * used_length); + memset(used, 0, sizeof(unsigned char) * used_length); + + rc_get_used_temporaries(c, used, used_length); for(inst = c->Program.Instructions.Next; inst != &c->Program.Instructions; inst = inst->Next) { @@ -60,7 +68,13 @@ void rc_rename_regs(struct radeon_compiler *c, void *user) if (reader_data.Abort || reader_data.ReaderCount == 0) continue; - new_index = rc_find_free_temporary(c); + new_index = rc_find_free_temporary_list(c, used, used_length, + RC_MASK_XYZW); + if (new_index < 0) { + rc_error(c, "Ran out of temporary registers\n"); + return; + } + reader_data.Writer->U.I.DstReg.Index = new_index; for(i = 0; i < reader_data.ReaderCount; i++) { reader_data.Readers[i].U.Src->Index = new_index; |