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pan/cs: Return exception handler size/address

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Will be useful when we start allocating exception handlers from a
memory pool that grows over time without having to fix a maximum
handler size.

Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
Reviewed-by: Lars-Ivar Hesselberg Simonsen <lars-ivar.simonsen@arm.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/32353>
This commit is contained in:
Boris Brezillon 2024-11-20 14:24:56 +01:00 • committed by Marge Bot
parent d0cff9e4c1
commit 7a32fac596
1 changed files with 7 additions and 0 deletions
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7
src/panfrost/lib/genxml/cs_builder.h
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@ -1683,6 +1683,8 @@ struct cs_exception_handler {
struct cs_dirty_tracker dirty;
struct cs_exception_handler_ctx ctx;
unsigned dump_size;
uint64_t address;
uint32_t length;
};
static inline struct cs_exception_handler *
@ -1770,6 +1772,9 @@ cs_exception_handler_end(struct cs_builder *b,
if (!cs_reserve_instrs(b, padded_num_instrs))
return;
handler->address =
b->cur_chunk.buffer.gpu + (b->cur_chunk.pos * sizeof(uint64_t));
/* Preamble: backup modified registers */
if (num_ranges > 0) {
unsigned offset = 0;
@ -1813,6 +1818,8 @@ cs_exception_handler_end(struct cs_builder *b,
/* Fill the rest of the buffer with NOPs. */
for (; num_instrs < padded_num_instrs; num_instrs++)
cs_nop(b);
handler->length = padded_num_instrs;
}
#define cs_exception_handler_def(__b, __handler, __ctx) \