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authorRob Clark <[email protected]>2019-09-02 10:08:37 -0700
committerRob Clark <[email protected]>2019-09-06 00:13:44 +0000
commite59bfc820bdf8531c941150de2ea56fb83b6b28f (patch)
treea92d456a1f16969ad56c1d1051400efd795cda21 /src/freedreno
parentf94f22e87a64dcaaafba3e1a0d160385adce4807 (diff)
freedreno/ir3: assert that only single address
An instruction can reference only a single address register value. Add an assert to catch bugs. Also, address value should also be local to the same block as the instruction. (The one spot where changing the instruction address is actually legit needs to clear the address first.) Signed-off-by: Rob Clark <[email protected]> Reviewed-by: Eric Anholt <[email protected]>
Diffstat (limited to 'src/freedreno')
-rw-r--r--src/freedreno/ir3/ir3.c4
-rw-r--r--src/freedreno/ir3/ir3_sched.c1
2 files changed, 5 insertions, 0 deletions
diff --git a/src/freedreno/ir3/ir3.c b/src/freedreno/ir3/ir3.c
index 5c049a5936f..feec723abd0 100644
--- a/src/freedreno/ir3/ir3.c
+++ b/src/freedreno/ir3/ir3.c
@@ -1041,6 +1041,10 @@ ir3_instr_set_address(struct ir3_instruction *instr,
{
if (instr->address != addr) {
struct ir3 *ir = instr->block->shader;
+
+ debug_assert(!instr->address);
+ debug_assert(instr->block == addr->block);
+
instr->address = addr;
array_insert(ir, ir->indirects, instr);
}
diff --git a/src/freedreno/ir3/ir3_sched.c b/src/freedreno/ir3/ir3_sched.c
index 9a544a8e651..96897f60e92 100644
--- a/src/freedreno/ir3/ir3_sched.c
+++ b/src/freedreno/ir3/ir3_sched.c
@@ -709,6 +709,7 @@ split_addr(struct ir3_sched_ctx *ctx)
/* original addr is scheduled, but new one isn't: */
new_addr->flags &= ~IR3_INSTR_MARK;
}
+ indirect->address = NULL;
ir3_instr_set_address(indirect, new_addr);
}
}