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auto merge of #8838 : brson/rust/rvfpelim, r=alexcrichton

Browse Source 
This reverts commit 2c0f9bd354, reversing
changes made to f8c4f0ea9c.

Conflicts:
	src/rustllvm/RustWrapper.cpp

Fixes #8833
This commit is contained in:
bors 2013-08-29 06:00:48 -07:00
commit 2b035d908b
4 changed files with 9 additions and 2 deletions
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2
mk/llvm.mk
View File

@ -26,7 +26,7 @@ ifeq ($(CFG_LLVM_ROOT),)
$$(LLVM_CONFIG_$(1)): $$(LLVM_DEPS)
@$$(call E, make: llvm)
$$(Q)$$(MAKE) -C $$(CFG_LLVM_BUILD_DIR_$(1))
$$(Q)$$(MAKE) -C $$(CFG_LLVM_BUILD_DIR_$(1)) $$(CFG_LLVM_BUILD_ENV)
$$(Q)touch $$(LLVM_CONFIG_$(1))
endif

7
mk/platform.mk
View File

@ -26,7 +26,10 @@ endef
$(foreach t,$(CFG_TARGET_TRIPLES),$(eval $(call DEF_OSTYPE_VAR,$(t))))
$(foreach t,$(CFG_TARGET_TRIPLES),$(info cfg: os for $(t) is $(OSTYPE_$(t))))
CFG_GCCISH_CFLAGS += -DUSE_UTF8
# FIXME: no-omit-frame-pointer is just so that task_start_wrapper
# has a frame pointer and the stack walker can understand it. Turning off
# frame pointers everywhere is overkill
CFG_GCCISH_CFLAGS += -fno-omit-frame-pointer -DUSE_UTF8
# On Darwin, we need to run dsymutil so the debugging information ends
# up in the right place. On other platforms, it automatically gets
@ -150,6 +153,7 @@ CFG_GCCISH_POST_LIB_FLAGS_x86_64-unknown-linux-gnu := -Wl,-no-whole-archive
CFG_DEF_SUFFIX_x86_64-unknown-linux-gnu := .linux.def
CFG_INSTALL_NAME_x86_64-unknown-linux-gnu =
CFG_LIBUV_LINK_FLAGS_x86_64-unknown-linux-gnu =
CFG_LLVM_BUILD_ENV_x86_64-unknown-linux-gnu="CXXFLAGS=-fno-omit-frame-pointer"
CFG_EXE_SUFFIX_x86_64-unknown-linux-gnu =
CFG_WINDOWSY_x86_64-unknown-linux-gnu :=
CFG_UNIXY_x86_64-unknown-linux-gnu := 1
@ -175,6 +179,7 @@ CFG_GCCISH_POST_LIB_FLAGS_i686-unknown-linux-gnu := -Wl,-no-whole-archive
CFG_DEF_SUFFIX_i686-unknown-linux-gnu := .linux.def
CFG_INSTALL_NAME_i686-unknown-linux-gnu =
CFG_LIBUV_LINK_FLAGS_i686-unknown-linux-gnu =
CFG_LLVM_BUILD_ENV_i686-unknown-linux-gnu="CXXFLAGS=-fno-omit-frame-pointer"
CFG_EXE_SUFFIX_i686-unknown-linux-gnu =
CFG_WINDOWSY_i686-unknown-linux-gnu :=
CFG_UNIXY_i686-unknown-linux-gnu := 1

1
src/rustllvm/PassWrapper.cpp
View File

@ -78,6 +78,7 @@ LLVMRustCreateTargetMachine(const char *triple,
}
TargetOptions Options;
Options.NoFramePointerElim = true;
Options.EnableSegmentedStacks = EnableSegmentedStacks;
Options.FixedStackSegmentSize = 2 * 1024 * 1024; // XXX: This is too big.
Options.FloatABIType =

1
src/rustllvm/RustWrapper.cpp
View File

@ -284,6 +284,7 @@ LLVMRustBuildJIT(void* mem,
std::string Err;
TargetOptions Options;
Options.JITEmitDebugInfo = true;
Options.NoFramePointerElim = true;
Options.EnableSegmentedStacks = EnableSegmentedStacks;
RustMCJITMemoryManager* MM = (RustMCJITMemoryManager*) mem;
assert(MM);