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mk: Fix bootstrapping cross-hosts on beta #33825

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Merged
merged 1 commit into from
May 29, 2016
Merged

mk: Fix bootstrapping cross-hosts on beta #33825

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29 changes: 20 additions & 9 deletions mk/target.mk
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Original file line number Diff line number Diff line change
Expand Up @@ -42,6 +42,23 @@ $(foreach host,$(CFG_HOST), \
$(foreach crate,$(CRATES), \
$(eval $(call RUST_CRATE_FULLDEPS,$(stage),$(target),$(host),$(crate)))))))

# $(1) stage
# $(2) target
# $(3) host
define DEFINE_BOOTSTRAP_KEY
BOOTSTRAP_KEY$(1)_T_$(2)_H_$(3) := $$(CFG_BOOTSTRAP_KEY)
ifeq ($(1),0)
ifeq ($(3),$$(CFG_BUILD))
BOOTSTRAP_KEY$(1)_T_$(2)_H_$(3) := $$(CFG_BOOTSTRAP_KEY_STAGE0)
endif
endif
endef

$(foreach host,$(CFG_TARGET), \
$(foreach target,$(CFG_TARGET), \
$(foreach stage,$(STAGES), \
$(eval $(call DEFINE_BOOTSTRAP_KEY,$(stage),$(target),$(host))))))

# RUST_TARGET_STAGE_N template: This defines how target artifacts are built
# for all stage/target architecture combinations. This is one giant rule which
# works as follows:
Expand All @@ -65,12 +82,9 @@ $(foreach host,$(CFG_HOST), \
# $(4) is the crate name
define RUST_TARGET_STAGE_N

ifeq ($(1),0)
$$(TLIB$(1)_T_$(2)_H_$(3))/stamp.$(4): \
export RUSTC_BOOTSTRAP_KEY := $$(CFG_BOOTSTRAP_KEY_STAGE0)
endif

$$(TLIB$(1)_T_$(2)_H_$(3))/stamp.$(4): CFG_COMPILER_HOST_TRIPLE = $(2)
$$(TLIB$(1)_T_$(2)_H_$(3))/stamp.$(4): \
export RUSTC_BOOTSTRAP_KEY := $$(BOOTSTRAP_KEY$(1)_T_$(2)_H_$(3))
$$(TLIB$(1)_T_$(2)_H_$(3))/stamp.$(4): \
$$(CRATEFILE_$(4)) \
$$(CRATE_FULLDEPS_$(1)_T_$(2)_H_$(3)_$(4)) \
Expand Down Expand Up @@ -118,11 +132,8 @@ endef
# $(4) - name of the tool being built
define TARGET_TOOL

ifeq ($(1),0)
$$(TBIN$(1)_T_$(2)_H_$(3))/$(4)$$(X_$(2)): \
export RUSTC_BOOTSTRAP_KEY := $$(CFG_BOOTSTRAP_KEY_STAGE0)
endif

export RUSTC_BOOTSTRAP_KEY := $$(BOOTSTRAP_KEY$(1)_T_$(2)_H_$(3))
$$(TBIN$(1)_T_$(2)_H_$(3))/$(4)$$(X_$(2)): \
$$(TOOL_SOURCE_$(4)) \
$$(TOOL_INPUTS_$(4)) \
Expand Down