freedreno/ir3: bit of debug

Make it easier to figure out which compiler stage failed.

Signed-off-by: Rob Clark <robclark@freedesktop.org>

diff --git a/src/gallium/drivers/freedreno/ir3/ir3_compiler.c b/src/gallium/drivers/freedreno/ir3/ir3_compiler.c
index 472efd8..e23dcdb 100644 (file)
--- a/src/gallium/drivers/freedreno/ir3/ir3_compiler.c
+++ b/src/gallium/drivers/freedreno/ir3/ir3_compiler.c
@@ -1172,7 +1172,7 @@ get_tex_info(struct ir3_compile_context *ctx,
        return NULL;
 }
 
-static bool check_swiz(struct tgsi_src_register *src, int8_t order[4])
+static bool check_swiz(struct tgsi_src_register *src, const int8_t order[4])
 {
        unsigned i;
        for (i = 1; (i < 4) && order[i] >= 0; i++)
@@ -2560,6 +2560,7 @@ ir3_compile_shader(struct ir3_shader_variant *so,
        assert(so->ir);
 
        if (compile_init(&ctx, so, tokens) != TGSI_PARSE_OK) {
+               DBG("INIT failed!");
                ret = -1;
                goto out;
        }
@@ -2611,11 +2612,18 @@ ir3_compile_shader(struct ir3_shader_variant *so,
                compile_dump(&ctx);
 
        ret = ir3_block_flatten(block);
-       if (ret < 0)
+       if (ret < 0) {
+               DBG("FLATTEN failed!");
                goto out;
+       }
        if ((ret > 0) && (fd_mesa_debug & FD_DBG_OPTDUMP))
                compile_dump(&ctx);
 
+       if (fd_mesa_debug & FD_DBG_OPTMSGS) {
+               printf("BEFORE CP:\n");
+               ir3_dump_instr_list(block->head);
+       }
+
        ir3_block_cp(block);
 
        if (fd_mesa_debug & FD_DBG_OPTDUMP)
@@ -2629,8 +2637,10 @@ ir3_compile_shader(struct ir3_shader_variant *so,
        }
 
        ret = ir3_block_sched(block);
-       if (ret)
+       if (ret) {
+               DBG("SCHED failed!");
                goto out;
+       }
 
        if (fd_mesa_debug & FD_DBG_OPTMSGS) {
                printf("AFTER SCHED:\n");
@@ -2639,8 +2649,10 @@ ir3_compile_shader(struct ir3_shader_variant *so,
 
        ret = ir3_block_ra(block, so->type, key.half_precision,
                        so->frag_coord, so->frag_face, &so->has_samp);
-       if (ret)
+       if (ret) {
+               DBG("RA failed!");
                goto out;
+       }
 
        if (fd_mesa_debug & FD_DBG_OPTMSGS) {
                printf("AFTER RA:\n");