From 89e9de2ea69c9b4c0022471d314c2a4aa6c89c7a Mon Sep 17 00:00:00 2001 From: Nicolai Hähnle Date: Wed, 28 Sep 2016 18:30:09 +0200 Subject: gallium/radeon: label basic blocks by the corresponding TGSI pc MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Reviewed-by: Marek Olšák --- src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'src/gallium/drivers') diff --git a/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c b/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c index 201bed88707..2f6b7e27971 100644 --- a/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c +++ b/src/gallium/drivers/radeon/radeon_setup_tgsi_llvm.c @@ -796,6 +796,17 @@ void radeon_llvm_emit_store(struct lp_build_tgsi_context *bld_base, } } +static void set_basicblock_name(LLVMBasicBlockRef bb, const char *base, int pc) +{ + char buf[32]; + /* Subtract 1 so that the number shown is that of the corresponding + * opcode in the TGSI dump, e.g. an if block has the same suffix as + * the instruction number of the corresponding TGSI IF. + */ + snprintf(buf, sizeof(buf), "%s%d", base, pc - 1); + LLVMSetValueName(LLVMBasicBlockAsValue(bb), buf); +} + /* Emit a branch to the given default target for the current block if * applicable -- that is, if the current block does not already contain a * branch from a break or continue. @@ -818,6 +829,7 @@ static void bgnloop_emit(const struct lp_build_tgsi_action *action, ctx->main_fn, "ENDLOOP"); loop_block = LLVMInsertBasicBlockInContext(gallivm->context, endloop_block, "LOOP"); + set_basicblock_name(loop_block, "loop", bld_base->pc); LLVMBuildBr(gallivm->builder, loop_block); LLVMPositionBuilderAtEnd(gallivm->builder, loop_block); @@ -870,6 +882,7 @@ static void else_emit(const struct lp_build_tgsi_action *action, emit_default_branch(gallivm->builder, current_branch->endif_block); current_branch->has_else = 1; LLVMPositionBuilderAtEnd(gallivm->builder, current_branch->else_block); + set_basicblock_name(current_branch->else_block, "else", bld_base->pc); } static void endif_emit(const struct lp_build_tgsi_action *action, @@ -886,9 +899,11 @@ static void endif_emit(const struct lp_build_tgsi_action *action, if (!LLVMGetBasicBlockTerminator(current_branch->else_block)) { LLVMPositionBuilderAtEnd(gallivm->builder, current_branch->else_block); LLVMBuildBr(gallivm->builder, current_branch->endif_block); + set_basicblock_name(current_branch->else_block, "empty_else", bld_base->pc); } LLVMPositionBuilderAtEnd(gallivm->builder, current_branch->endif_block); + set_basicblock_name(current_branch->endif_block, "endif", bld_base->pc); ctx->branch_depth--; } @@ -903,6 +918,7 @@ static void endloop_emit(const struct lp_build_tgsi_action *action, emit_default_branch(gallivm->builder, current_loop->loop_block); LLVMPositionBuilderAtEnd(gallivm->builder, current_loop->endloop_block); + set_basicblock_name(current_loop->endloop_block, "endloop", bld_base->pc); ctx->loop_depth--; } @@ -921,6 +937,7 @@ static void if_cond_emit(const struct lp_build_tgsi_action *action, endif_block, "IF"); else_block = LLVMInsertBasicBlockInContext(gallivm->context, endif_block, "ELSE"); + set_basicblock_name(if_block, "if", bld_base->pc); LLVMBuildCondBr(gallivm->builder, cond, if_block, else_block); LLVMPositionBuilderAtEnd(gallivm->builder, if_block); -- cgit v1.2.3