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Add -float-abi switch and auto-detection for ARM.

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This is based on the implementation that was reverted in
fc8e0c4c20.
This commit is contained in:
David Nadlinger
2013-10-06 03:27:47 +02:00
parent 49697a8bc2
commit 422715fc89
5 changed files with 130 additions and 3 deletions
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10
driver/cl_options.cpp
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@@ -315,6 +315,16 @@ cl::opt<llvm::CodeModel::Model> mCodeModel("code-model",
clEnumValN(llvm::CodeModel::Large, "large", "Large code model"),
clEnumValEnd));
cl::opt<FloatABI::Type> mFloatABI("float-abi",
cl::desc("ABI/operations to use for floating-point types:"),
cl::init(FloatABI::Default),
cl::values(
clEnumValN(FloatABI::Default, "default", "Target default floating-point ABI"),
clEnumValN(FloatABI::Soft, "soft", "Software floating-point ABI and operations"),
clEnumValN(FloatABI::SoftFP, "softfp", "Soft-float ABI, but hardware floating-point instructions"),
clEnumValN(FloatABI::Hard, "hard", "Hardware floating-point ABI and instructions"),
clEnumValEnd));
static cl::opt<bool, true, FlagParser> asserts("asserts",
cl::desc("(*) Enable assertions"),
cl::value_desc("bool"),