radeonsi: optionally run the LLVM IR verifier pass

This is enabled automatically if shader printing is enabled, or separately
by R600_DEBUG=checkir. Catch mal-formed IR before it crashes in a later
pass.

Reviewed-by: Marek Olšák <[email protected]>

1 files changed, 7 insertions, 0 deletions

diff --git a/src/gallium/drivers/radeon/r600_pipe_common.c b/src/gallium/drivers/radeon/r600_pipe_common.c
index ae495b43e17..9e03aaa771b 100644
--- a/src/gallium/drivers/radeon/r600_pipe_common.c
+++ b/src/gallium/drivers/radeon/r600_pipe_common.c
@@ -622,6 +622,7 @@ static const struct debug_named_value common_debug_options[] = {
 	{ "notgsi", DBG_NO_TGSI, "Don't print the TGSI"},
 	{ "noasm", DBG_NO_ASM, "Don't print disassembled shaders"},
 	{ "preoptir", DBG_PREOPT_IR, "Print the LLVM IR before initial optimizations" },
+	{ "checkir", DBG_CHECK_IR, "Enable additional sanity checks on shader IR" },
 
 	{ "testdma", DBG_TEST_DMA, "Invoke SDMA tests and exit." },
 
@@ -1266,6 +1267,12 @@ bool r600_can_dump_shader(struct r600_common_screen *rscreen,
 	}
 }
 
+bool r600_extra_shader_checks(struct r600_common_screen *rscreen, unsigned processor)
+{
+	return (rscreen->debug_flags & DBG_CHECK_IR) ||
+	       r600_can_dump_shader(rscreen, processor);
+}
+
 void r600_screen_clear_buffer(struct r600_common_screen *rscreen, struct pipe_resource *dst,
 			      uint64_t offset, uint64_t size, unsigned value,
 			      enum r600_coherency coher)