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authorMarek Olšák <maraeo@gmail.com>2011-01-04 21:54:23 +0100
committerMarek Olšák <maraeo@gmail.com>2011-01-04 21:58:51 +0100
commit8543902bfbdfc15c39525bd99bee22e2f2126e74 (patch)
treea52c0399d739da2d2c24204dd5cb48c431268a4e /src
parentf28bb6bdd1e98be11bbcaef545575a22db638d5a (diff)
r300/compiler: disable the rename_regs pass for loops
This workaround fixes rendering of kwin thumbnails. NOTE: This is a candidate for the 7.9 and 7.10 branches.
Diffstat (limited to 'src')
-rw-r--r--src/mesa/drivers/dri/r300/compiler/radeon_rename_regs.c8
1 files changed, 8 insertions, 0 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 88165f78953..5bd19c0b9c6 100644
--- a/src/mesa/drivers/dri/r300/compiler/radeon_rename_regs.c
+++ b/src/mesa/drivers/dri/r300/compiler/radeon_rename_regs.c
@@ -51,6 +51,14 @@ void rc_rename_regs(struct radeon_compiler *c, void *user)
struct rc_reader_data reader_data;
unsigned char * used;
+ /* XXX Remove this once the register allocation works with flow control. */
+ for(inst = c->Program.Instructions.Next;
+ inst != &c->Program.Instructions;
+ inst = inst->Next) {
+ if (inst->U.I.Opcode == RC_OPCODE_BGNLOOP)
+ return;
+ }
+
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);