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i965: Assert that an instruction is not inserted around itself. 

Reviewed-by: Francisco Jerez <currojerez@riseup.net>
This commit is contained in:
Matt Turner 2016-02-15 10:42:14 -08:00
parent 7b208a7312
commit a607f4aa57
1 changed files with 4 additions and 0 deletions
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4
src/mesa/drivers/dri/i965/brw_shader.cpp
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@ -948,6 +948,8 @@ adjust_later_block_ips(bblock_t *start_block, int ip_adjustment)
void
backend_instruction::insert_after(bblock_t *block, backend_instruction *inst)
{
assert(this != inst);
if (!this->is_head_sentinel())
assert(inst_is_in_block(block, this) || !"Instruction not in block");
@ -961,6 +963,8 @@ backend_instruction::insert_after(bblock_t *block, backend_instruction *inst)
void
backend_instruction::insert_before(bblock_t *block, backend_instruction *inst)
{
assert(this != inst);
if (!this->is_tail_sentinel())
assert(inst_is_in_block(block, this) || !"Instruction not in block");