gallivm: More fallout from disabling with LLVM 3.6

The draw module would still try to use gallivm, causing many piglit tests
to fail with an assertion failure. llvmpipe might have been similarly
affected.

Reviewed-by: Tom Stellard <thomas.stellard@amd.com>

8 files changed, 26 insertions, 15 deletions

diff --git a/src/gallium/auxiliary/draw/draw_context.c b/src/gallium/auxiliary/draw/draw_context.c
index 001446f8e5a..85f8e26eb33 100644
--- a/src/gallium/auxiliary/draw/draw_context.c
+++ b/src/gallium/auxiliary/draw/draw_context.c
@@ -93,8 +93,6 @@ draw_create_context(struct pipe_context *pipe, boolean try_llvm)
 #if HAVE_LLVM
    if (try_llvm && draw_get_option_use_llvm()) {
       draw->llvm = draw_llvm_create(draw);
-      if (!draw->llvm)
-         goto err_destroy;
    }
 #endif
 
diff --git a/src/gallium/auxiliary/draw/draw_llvm.c b/src/gallium/auxiliary/draw/draw_llvm.c
index e8e837a9785..504f3efab2e 100644
--- a/src/gallium/auxiliary/draw/draw_llvm.c
+++ b/src/gallium/auxiliary/draw/draw_llvm.c
@@ -484,12 +484,13 @@ draw_llvm_create(struct draw_context *draw)
 {
    struct draw_llvm *llvm;
 
+   if (!lp_build_init())
+      return NULL;
+
    llvm = CALLOC_STRUCT( draw_llvm );
    if (!llvm)
       return NULL;
 
-   lp_build_init();
-
    llvm->draw = draw;
 
    llvm->nr_variants = 0;
diff --git a/src/gallium/auxiliary/gallivm/lp_bld_init.c b/src/gallium/auxiliary/gallivm/lp_bld_init.c
index 243d24891da..75ef935eb22 100644
--- a/src/gallium/auxiliary/gallivm/lp_bld_init.c
+++ b/src/gallium/auxiliary/gallivm/lp_bld_init.c
@@ -306,7 +306,8 @@ init_gallivm_state(struct gallivm_state *gallivm, const char *name)
    assert(!gallivm->context);
    assert(!gallivm->module);
 
-   lp_build_init();
+   if (!lp_build_init())
+      return FALSE;
 
    if (USE_GLOBAL_CONTEXT) {
       gallivm->context = LLVMGetGlobalContext();
@@ -382,11 +383,18 @@ fail:
 }
 
 
-void
+boolean
 lp_build_init(void)
 {
    if (gallivm_initialized)
-      return;
+      return TRUE;
+
+   /* XXX: Remove this once lp_bld_misc.cpp has been adapted to the removal
+    * of JITMemoryManager
+    */
+#if HAVE_LLVM >= 0x0306
+   return FALSE;
+#endif
 
 #ifdef DEBUG
    gallivm_debug = debug_get_option_gallivm_debug();
@@ -477,6 +485,8 @@ lp_build_init(void)
    util_cpu_caps.has_avx = 0;
    util_cpu_caps.has_f16c = 0;
 #endif
+
+   return TRUE;
 }
 
 
diff --git a/src/gallium/auxiliary/gallivm/lp_bld_init.h b/src/gallium/auxiliary/gallivm/lp_bld_init.h
index 2e32cf8b077..64c5278c24e 100644
--- a/src/gallium/auxiliary/gallivm/lp_bld_init.h
+++ b/src/gallium/auxiliary/gallivm/lp_bld_init.h
@@ -49,7 +49,7 @@ struct gallivm_state
 };
 
 
-void
+boolean
 lp_build_init(void);
 
 
diff --git a/src/gallium/drivers/llvmpipe/lp_jit.c b/src/gallium/drivers/llvmpipe/lp_jit.c
index 261702f7109..9acde4f1b06 100644
--- a/src/gallium/drivers/llvmpipe/lp_jit.c
+++ b/src/gallium/drivers/llvmpipe/lp_jit.c
@@ -231,10 +231,10 @@ lp_jit_screen_cleanup(struct llvmpipe_screen *screen)
 }
 
 
-void
+boolean
 lp_jit_screen_init(struct llvmpipe_screen *screen)
 {
-   lp_build_init();
+   return lp_build_init();
 }
 
 
diff --git a/src/gallium/drivers/llvmpipe/lp_jit.h b/src/gallium/drivers/llvmpipe/lp_jit.h
index 1325a8cc482..097fa7dce7c 100644
--- a/src/gallium/drivers/llvmpipe/lp_jit.h
+++ b/src/gallium/drivers/llvmpipe/lp_jit.h
@@ -252,7 +252,7 @@ void
 lp_jit_screen_cleanup(struct llvmpipe_screen *screen);
 
 
-void
+boolean
 lp_jit_screen_init(struct llvmpipe_screen *screen);
 
 
diff --git a/src/gallium/drivers/llvmpipe/lp_screen.c b/src/gallium/drivers/llvmpipe/lp_screen.c
index e6597e95ea4..30253222910 100644
--- a/src/gallium/drivers/llvmpipe/lp_screen.c
+++ b/src/gallium/drivers/llvmpipe/lp_screen.c
@@ -557,6 +557,9 @@ llvmpipe_create_screen(struct sw_winsys *winsys)
        return NULL;
 #endif
 
+   if (!lp_jit_screen_init(screen))
+      return NULL;
+
 #ifdef DEBUG
    LP_DEBUG = debug_get_flags_option("LP_DEBUG", lp_debug_flags, 0 );
 #endif
@@ -588,8 +591,6 @@ llvmpipe_create_screen(struct sw_winsys *winsys)
 
    llvmpipe_init_screen_resource_funcs(&screen->base);
 
-   lp_jit_screen_init(screen);
-
    screen->num_threads = util_cpu_caps.nr_cpus > 1 ? util_cpu_caps.nr_cpus : 0;
 #ifdef PIPE_SUBSYSTEM_EMBEDDED
    screen->num_threads = 0;
diff --git a/src/gallium/drivers/llvmpipe/lp_test_main.c b/src/gallium/drivers/llvmpipe/lp_test_main.c
index 8a896becf53..c7b6d65fa30 100644
--- a/src/gallium/drivers/llvmpipe/lp_test_main.c
+++ b/src/gallium/drivers/llvmpipe/lp_test_main.c
@@ -376,6 +376,9 @@ int main(int argc, char **argv)
    fpstate = util_fpstate_get();
    util_fpstate_set_denorms_to_zero(fpstate);
 
+   if (!lp_build_init())
+      return 1;
+
    for(i = 1; i < argc; ++i) {
       if(strcmp(argv[i], "-v") == 0)
          ++verbose;
@@ -387,8 +390,6 @@ int main(int argc, char **argv)
          n = atoi(argv[i]);
    }
 
-   lp_build_init();
-
 #ifdef DEBUG
    if (verbose >= 2) {
       gallivm_debug |= GALLIVM_DEBUG_IR;