Merge branch 'master' into DateTime_subtraction

Make.inc

@@ -1500,6 +1500,12 @@ endef
 # Overridable in Make.user
 WINE ?= wine
 
+ifeq ($(BINARY),32)
+HEAPLIM := --heap-size-hint=500M
+else
+HEAPLIM :=
+endif
+
 # many of the following targets must be = not := because the expansion of the makefile functions (and $1) shouldn't happen until later
 ifeq ($(BUILD_OS), WINNT) # MSYS
 spawn = $(1)

contrib/generate_precompile.jl

@@ -465,6 +465,7 @@ generate_precompile_statements() = try # Make sure `ansi_enablecursor` is printe
     print("Total ─────── "); Base.time_print(stdout, tot_time); println()
 finally
     fancyprint && print(ansi_enablecursor)
+    GC.gc(true); GC.gc(false); # reduce memory footprint
     return
 end
 

sysimage.mk

@@ -59,14 +59,14 @@ RELBUILDROOT := $(call rel_path,$(JULIAHOME)/base,$(BUILDROOT)/base)/ # <-- make
 
 $(build_private_libdir)/corecompiler.ji: $(COMPILER_SRCS)
 	@$(call PRINT_JULIA, cd $(JULIAHOME)/base && \
-	$(call spawn,$(JULIA_EXECUTABLE)) -C "$(JULIA_CPU_TARGET)" --output-ji $(call cygpath_w,$@).tmp \
+	$(call spawn,$(JULIA_EXECUTABLE)) -C "$(JULIA_CPU_TARGET)" $(HEAPLIM) --output-ji $(call cygpath_w,$@).tmp \
 		--startup-file=no --warn-overwrite=yes -g$(BOOTSTRAP_DEBUG_LEVEL) -O0 compiler/compiler.jl)
 	@mv $@.tmp $@
 
 $(build_private_libdir)/sys.ji: $(build_private_libdir)/corecompiler.ji $(JULIAHOME)/VERSION $(BASE_SRCS) $(STDLIB_SRCS)
 	@$(call PRINT_JULIA, cd $(JULIAHOME)/base && \
 	if ! JULIA_BINDIR=$(call cygpath_w,$(build_bindir)) WINEPATH="$(call cygpath_w,$(build_bindir));$$WINEPATH" \
-			$(call spawn, $(JULIA_EXECUTABLE)) -g1 -O0 -C "$(JULIA_CPU_TARGET)" --output-ji $(call cygpath_w,$@).tmp $(JULIA_SYSIMG_BUILD_FLAGS) \
+			$(call spawn, $(JULIA_EXECUTABLE)) -g1 -O0 -C "$(JULIA_CPU_TARGET)" $(HEAPLIM) --output-ji $(call cygpath_w,$@).tmp $(JULIA_SYSIMG_BUILD_FLAGS) \
 			--startup-file=no --warn-overwrite=yes --sysimage $(call cygpath_w,$<) sysimg.jl $(RELBUILDROOT); then \
 		echo '*** This error might be fixed by running `make clean`. If the error persists$(COMMA) try `make cleanall`. ***'; \
 		false; \
@@ -82,7 +82,7 @@ $$(build_private_libdir)/sys$1-o.a $$(build_private_libdir)/sys$1-bc.a : $$(buil
 		 JULIA_PROJECT= \
 		 JULIA_DEPOT_PATH=':' \
 		 JULIA_NUM_THREADS=1 \
-			$$(call spawn, $3) $2 -C "$$(JULIA_CPU_TARGET)" --output-$$* $$(call cygpath_w,$$@).tmp $$(JULIA_SYSIMG_BUILD_FLAGS) \
+			$$(call spawn, $3) $2 -C "$$(JULIA_CPU_TARGET)" $$(HEAPLIM) --output-$$* $$(call cygpath_w,$$@).tmp $$(JULIA_SYSIMG_BUILD_FLAGS) \
 			--startup-file=no --warn-overwrite=yes --sysimage $$(call cygpath_w,$$<) $$(call cygpath_w,$$(JULIAHOME)/contrib/generate_precompile.jl) $(JULIA_PRECOMPILE); then \
 		echo '*** This error is usually fixed by running `make clean`. If the error persists$$(COMMA) try `make cleanall`. ***'; \
 		false; \

test/llvmpasses/alloc-opt-gcframe-addrspaces.ll

@@ -0,0 +1,42 @@
+; This file is a part of Julia. License is MIT: https://julialang.org/license
+
+; RUN: opt -enable-new-pm=0 --opaque-pointers=0 -load libjulia-codegen%shlibext -AllocOpt -S %s | FileCheck %s --check-prefixes=CHECK,TYPED
+; RUN: opt -enable-new-pm=1 --opaque-pointers=0 --load-pass-plugin=libjulia-codegen%shlibext -passes='function(AllocOpt)' -S %s | FileCheck %s --check-prefixes=CHECK,TYPED
+
+; RUN: opt -enable-new-pm=0 --opaque-pointers=1 -load libjulia-codegen%shlibext -AllocOpt -S %s | FileCheck %s --check-prefixes=CHECK,OPAQUE
+; RUN: opt -enable-new-pm=1 --opaque-pointers=1 --load-pass-plugin=libjulia-codegen%shlibext -passes='function(AllocOpt)' -S %s | FileCheck %s --check-prefixes=CHECK,OPAQUE
+
+target triple = "amdgcn-amd-amdhsa"
+target datalayout = "e-p:64:64-p1:64:64-p2:32:32-p3:32:32-p4:64:64-p5:32:32-p6:32:32-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64-S32-A5-G1-ni:7-ni:10:11:12:13"
+
+@tag = external addrspace(10) global {}
+
+declare {}*** @julia.ptls_states()
+declare {}*** @julia.get_pgcstack()
+declare noalias {} addrspace(10)* @julia.gc_alloc_obj(i8*, i64, {} addrspace(10)*)
+declare {}* @julia.pointer_from_objref({} addrspace(11)*)
+
+; Test that non-0 addrspace allocas are properly emitted and handled
+
+; CHECK-LABEL: @non_zero_addrspace
+; CHECK: %1 = alloca i32, align 8, addrspace(5)
+
+; TYPED: %2 = bitcast i32 addrspace(5)* %1 to i8 addrspace(5)*
+; TYPED: %3 = bitcast i8 addrspace(5)* %2 to {} addrspace(5)*
+; TYPED: %var1 = addrspacecast {} addrspace(5)* %3 to {} addrspace(10)*
+; TYPED: call void @llvm.lifetime.start.p5i8(i64 4, i8 addrspace(5)* %2)
+
+; OPAQUE: %var1 = addrspacecast ptr addrspace(5) %1 to ptr addrspace(10)
+; OPAQUE: call void @llvm.lifetime.start.p5(i64 4, ptr addrspace(5) %1)
+
+; CHECK: ret void
+define void @non_zero_addrspace() {
+  %pgcstack = call {}*** @julia.get_pgcstack()
+  %ptls = call {}*** @julia.ptls_states()
+  %ptls_i8 = bitcast {}*** %ptls to i8*
+  %var1 = call {} addrspace(10)* @julia.gc_alloc_obj(i8* %ptls_i8, i64 4, {} addrspace(10)* @tag)
+  %var2 = addrspacecast {} addrspace(10)* %var1 to {} addrspace(11)*
+  %var3 = call {}* @julia.pointer_from_objref({} addrspace(11)* %var2)
+  ret void
+}
+; CHECK-LABEL: }{{$}}